// 한약 재고관리 시스템 - Frontend JavaScript

// 원래 처방 구성 저장용 전역 변수
let originalFormulaIngredients = {};

// 로트 배분 관련 전역 변수
let currentLotAllocation = {
    herbId: null,
    requiredQty: 0,
    row: null,
    data: null
};

$(document).ready(function() {
    // 페이지 네비게이션
    $('.sidebar .nav-link').on('click', function(e) {
        e.preventDefault();
        const page = $(this).data('page');

        // Active 상태 변경
        $('.sidebar .nav-link').removeClass('active');
        $(this).addClass('active');

        // 페이지 전환
        $('.main-content').removeClass('active');
        $(`#${page}`).addClass('active');

        // 페이지별 데이터 로드
        loadPageData(page);
    });

    // 초기 데이터 로드
    loadPageData('dashboard');

    // 페이지별 데이터 로드 함수
    function loadPageData(page) {
        switch(page) {
            case 'dashboard':
                loadDashboard();
                break;
            case 'patients':
                loadPatients();
                break;
            case 'purchase':
                loadPurchaseReceipts();
                loadSuppliersForSelect();
                break;
            case 'formulas':
                loadFormulas();
                break;
            case 'compound':
                loadCompounds();
                loadPatientsForSelect();
                loadFormulasForSelect();
                break;
            case 'inventory':
                loadInventory();
                break;
            case 'herbs':
                loadHerbs();
                break;
        }
    }

    // 대시보드 데이터 로드
    function loadDashboard() {
        // 환자 수
        $.get('/api/patients', function(response) {
            if (response.success) {
                $('#totalPatients').text(response.data.length);
            }
        });

        // 재고 현황
        $.get('/api/inventory/summary', function(response) {
            if (response.success) {
                $('#totalHerbs').text(response.data.length);
                $('#inventoryValue').text(formatCurrency(response.summary.total_value));
            }
        });

        // 오늘 조제 수 및 최근 조제 내역
        $.get('/api/compounds', function(response) {
            if (response.success) {
                const today = new Date().toISOString().split('T')[0];
                const todayCompounds = response.data.filter(c => c.compound_date === today);
                $('#todayCompounds').text(todayCompounds.length);

                // 최근 조제 내역 (최근 5개)
                const tbody = $('#recentCompounds');
                tbody.empty();

                const recentCompounds = response.data.slice(0, 5);
                if (recentCompounds.length > 0) {
                    recentCompounds.forEach(compound => {
                        let statusBadge = '';
                        switch(compound.status) {
                            case 'PREPARED':
                                statusBadge = '<span class="badge bg-success">조제완료</span>';
                                break;
                            case 'DISPENSED':
                                statusBadge = '<span class="badge bg-primary">출고완료</span>';
                                break;
                            case 'CANCELLED':
                                statusBadge = '<span class="badge bg-danger">취소</span>';
                                break;
                            default:
                                statusBadge = '<span class="badge bg-secondary">대기</span>';
                        }

                        tbody.append(`
                            <tr>
                                <td>${compound.compound_date || '-'}</td>
                                <td><strong>${compound.patient_name || '직접조제'}</strong></td>
                                <td>${compound.formula_name || '직접조제'}</td>
                                <td>${compound.je_count}제</td>
                                <td>${compound.pouch_total}개</td>
                                <td>${statusBadge}</td>
                            </tr>
                        `);
                    });
                } else {
                    tbody.html('<tr><td colspan="6" class="text-center text-muted">조제 내역이 없습니다.</td></tr>');
                }
            }
        });
    }

    // 환자 목록 로드
    function loadPatients() {
        $.get('/api/patients', function(response) {
            if (response.success) {
                const tbody = $('#patientsList');
                tbody.empty();

                // 각 환자의 처방 횟수를 가져오기 위해 처방 데이터도 로드
                $.get('/api/compounds', function(compoundsResponse) {
                    const compounds = compoundsResponse.success ? compoundsResponse.data : [];

                    // 환자별 처방 횟수 계산
                    const compoundCounts = {};
                    compounds.forEach(compound => {
                        if (compound.patient_id) {
                            compoundCounts[compound.patient_id] = (compoundCounts[compound.patient_id] || 0) + 1;
                        }
                    });

                    response.data.forEach(patient => {
                        const compoundCount = compoundCounts[patient.patient_id] || 0;

                        tbody.append(`
                            <tr>
                                <td><strong>${patient.name}</strong></td>
                                <td>${patient.phone}</td>
                                <td>${patient.gender === 'M' ? '남' : patient.gender === 'F' ? '여' : '-'}</td>
                                <td>${patient.birth_date || '-'}</td>
                                <td>
                                    <span class="badge bg-primary">${compoundCount}회</span>
                                </td>
                                <td>${patient.notes || '-'}</td>
                                <td>
                                    <button class="btn btn-sm btn-outline-info view-patient-compounds"
                                            data-id="${patient.patient_id}"
                                            data-name="${patient.name}">
                                        <i class="bi bi-file-medical"></i> 처방내역
                                    </button>
                                    <button class="btn btn-sm btn-outline-primary edit-patient"
                                            data-id="${patient.patient_id}">
                                        <i class="bi bi-pencil"></i>
                                    </button>
                                </td>
                            </tr>
                        `);
                    });

                    // 처방내역 버튼 이벤트
                    $('.view-patient-compounds').on('click', function() {
                        const patientId = $(this).data('id');
                        const patientName = $(this).data('name');
                        viewPatientCompounds(patientId, patientName);
                    });
                });
            }
        });
    }

    // 환자 등록
    $('#savePatientBtn').on('click', function() {
        const patientData = {
            name: $('#patientName').val(),
            phone: $('#patientPhone').val(),
            jumin_no: $('#patientJumin').val(),
            gender: $('#patientGender').val(),
            birth_date: $('#patientBirth').val(),
            address: $('#patientAddress').val(),
            notes: $('#patientNotes').val()
        };

        $.ajax({
            url: '/api/patients',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify(patientData),
            success: function(response) {
                if (response.success) {
                    alert('환자가 등록되었습니다.');
                    $('#patientModal').modal('hide');
                    $('#patientForm')[0].reset();
                    loadPatients();
                }
            },
            error: function(xhr) {
                alert('오류: ' + xhr.responseJSON.error);
            }
        });
    });

    // 환자 처방 내역 조회
    function viewPatientCompounds(patientId, patientName) {
        // 환자 정보 가져오기
        $.get(`/api/patients/${patientId}`, function(patientResponse) {
            if (patientResponse.success) {
                const patient = patientResponse.data;

                // 환자 기본 정보 표시
                $('#patientCompoundsName').text(patient.name);
                $('#patientInfoName').text(patient.name);
                $('#patientInfoPhone').text(patient.phone || '-');
                $('#patientInfoGender').text(patient.gender === 'M' ? '남성' : patient.gender === 'F' ? '여성' : '-');
                $('#patientInfoBirth').text(patient.birth_date || '-');

                // 환자의 처방 내역 가져오기
                $.get(`/api/patients/${patientId}/compounds`, function(compoundsResponse) {
                    if (compoundsResponse.success) {
                        const compounds = compoundsResponse.compounds || [];

                        // 통계 계산
                        const totalCompounds = compounds.length;
                        let totalJe = 0;
                        let totalAmount = 0;
                        let lastVisit = '-';

                        if (compounds.length > 0) {
                            compounds.forEach(c => {
                                totalJe += c.je_count || 0;
                                totalAmount += c.sell_price_total || 0;
                            });
                            lastVisit = compounds[0].compound_date || '-';
                        }

                        // 통계 표시
                        $('#patientTotalCompounds').text(totalCompounds + '회');
                        $('#patientLastVisit').text(lastVisit);
                        $('#patientTotalJe').text(totalJe + '제');
                        $('#patientTotalAmount').text(formatCurrency(totalAmount));

                        // 처방 내역 테이블 표시
                        const tbody = $('#patientCompoundsList');
                        tbody.empty();

                        if (compounds.length === 0) {
                            tbody.append(`
                                <tr>
                                    <td colspan="10" class="text-center text-muted">처방 내역이 없습니다.</td>
                                </tr>
                            `);
                        } else {
                            compounds.forEach((compound, index) => {
                                // 상태 뱃지
                                let statusBadge = '';
                                switch(compound.status) {
                                    case 'PREPARED':
                                        statusBadge = '<span class="badge bg-success">조제완료</span>';
                                        break;
                                    case 'DISPENSED':
                                        statusBadge = '<span class="badge bg-primary">출고완료</span>';
                                        break;
                                    case 'CANCELLED':
                                        statusBadge = '<span class="badge bg-danger">취소</span>';
                                        break;
                                    default:
                                        statusBadge = '<span class="badge bg-secondary">대기</span>';
                                }

                                const detailRowId = `compound-detail-${compound.compound_id}`;

                                // 처방명 표시 (가감방 여부 포함)
                                let formulaDisplay = compound.formula_name || '직접조제';
                                if (compound.is_custom && compound.formula_name) {
                                    formulaDisplay = `${compound.formula_name} <span class="badge bg-warning ms-1">가감</span>`;
                                }

                                tbody.append(`
                                    <tr class="compound-row" style="cursor: pointer;" data-compound-id="${compound.compound_id}">
                                        <td>
                                            <i class="bi bi-chevron-right toggle-icon"></i>
                                        </td>
                                        <td>${compound.compound_date || '-'}</td>
                                        <td>
                                            ${formulaDisplay}
                                            ${compound.custom_summary ? `<br><small class="text-muted">${compound.custom_summary}</small>` : ''}
                                        </td>
                                        <td>${compound.je_count || 0}</td>
                                        <td>${compound.cheop_total || 0}</td>
                                        <td>${compound.pouch_total || 0}</td>
                                        <td>${formatCurrency(compound.cost_total || 0)}</td>
                                        <td>${formatCurrency(compound.sell_price_total || 0)}</td>
                                        <td>${statusBadge}</td>
                                        <td>${compound.prescription_no || '-'}</td>
                                    </tr>
                                    <tr id="${detailRowId}" class="collapse-row" style="display: none;">
                                        <td colspan="10" class="p-0">
                                            <div class="card m-2">
                                                <div class="card-body">
                                                    <div class="row">
                                                        <div class="col-md-12">
                                                            <h6><i class="bi bi-capsule"></i> 구성 약재</h6>
                                                            <div id="ingredients-${compound.compound_id}" class="mb-3">
                                                                <div class="text-center text-muted">
                                                                    <div class="spinner-border spinner-border-sm" role="status"></div>
                                                                    로딩 중...
                                                                </div>
                                                            </div>

                                                            <h6><i class="bi bi-box-seam"></i> 재고 소비 내역</h6>
                                                            <div id="consumptions-${compound.compound_id}">
                                                                <div class="text-center text-muted">
                                                                    <div class="spinner-border spinner-border-sm" role="status"></div>
                                                                    로딩 중...
                                                                </div>
                                                            </div>
                                                        </div>
                                                    </div>
                                                </div>
                                            </div>
                                        </td>
                                    </tr>
                                `);
                            });

                            // 행 클릭 이벤트 - 상세 정보 토글
                            $('.compound-row').on('click', function() {
                                const compoundId = $(this).data('compound-id');
                                const detailRow = $(`#compound-detail-${compoundId}`);
                                const icon = $(this).find('.toggle-icon');

                                if (detailRow.is(':visible')) {
                                    // 닫기
                                    detailRow.slideUp();
                                    icon.removeClass('bi-chevron-down').addClass('bi-chevron-right');
                                } else {
                                    // 열기 - 다른 모든 행 닫기
                                    $('.collapse-row').slideUp();
                                    $('.toggle-icon').removeClass('bi-chevron-down').addClass('bi-chevron-right');

                                    // 현재 행 열기
                                    detailRow.slideDown();
                                    icon.removeClass('bi-chevron-right').addClass('bi-chevron-down');

                                    // 상세 정보 로드
                                    loadCompoundDetailInline(compoundId);
                                }
                            });
                        }

                        // 모달 표시
                        $('#patientCompoundsModal').modal('show');
                    }
                }).fail(function() {
                    alert('처방 내역을 불러오는데 실패했습니다.');
                });
            }
        }).fail(function() {
            alert('환자 정보를 불러오는데 실패했습니다.');
        });
    }

    // 환자 처방 내역 모달 내에서 조제 상세 정보 로드 (인라인)
    function loadCompoundDetailInline(compoundId) {
        $.get(`/api/compounds/${compoundId}`, function(response) {
            if (response.success && response.data) {
                const data = response.data;

                // 구성 약재 테이블
                let ingredientsHtml = '<table class="table table-sm table-bordered"><thead class="table-light"><tr><th>약재명</th><th>보험코드</th><th>첩당용량</th><th>총용량</th></tr></thead><tbody>';

                if (data.ingredients && data.ingredients.length > 0) {
                    data.ingredients.forEach(ing => {
                        ingredientsHtml += `
                            <tr>
                                <td><strong>${ing.herb_name}</strong></td>
                                <td>${ing.insurance_code || '-'}</td>
                                <td>${ing.grams_per_cheop}g</td>
                                <td>${ing.total_grams}g</td>
                            </tr>
                        `;
                    });
                } else {
                    ingredientsHtml += '<tr><td colspan="4" class="text-center text-muted">약재 정보가 없습니다</td></tr>';
                }
                ingredientsHtml += '</tbody></table>';

                $(`#ingredients-${compoundId}`).html(ingredientsHtml);

                // 재고 소비 내역 테이블
                let consumptionsHtml = '<table class="table table-sm table-bordered"><thead class="table-light"><tr><th>약재명</th><th>원산지</th><th>도매상</th><th>사용량</th><th>단가</th><th>원가</th></tr></thead><tbody>';

                if (data.consumptions && data.consumptions.length > 0) {
                    let totalCost = 0;
                    data.consumptions.forEach(con => {
                        totalCost += con.cost_amount || 0;
                        consumptionsHtml += `
                            <tr>
                                <td><strong>${con.herb_name}</strong></td>
                                <td>${con.origin_country || '-'}</td>
                                <td>${con.supplier_name || '-'}</td>
                                <td>${con.quantity_used}g</td>
                                <td>${formatCurrency(con.unit_cost_per_g)}/g</td>
                                <td>${formatCurrency(con.cost_amount)}</td>
                            </tr>
                        `;
                    });
                    consumptionsHtml += `
                        <tr class="table-info">
                            <td colspan="5" class="text-end"><strong>총 원가:</strong></td>
                            <td><strong>${formatCurrency(totalCost)}</strong></td>
                        </tr>
                    `;
                } else {
                    consumptionsHtml += '<tr><td colspan="6" class="text-center text-muted">재고 소비 내역이 없습니다</td></tr>';
                }
                consumptionsHtml += '</tbody></table>';

                $(`#consumptions-${compoundId}`).html(consumptionsHtml);
            }
        }).fail(function() {
            $(`#ingredients-${compoundId}`).html('<div class="alert alert-danger">데이터를 불러오는데 실패했습니다.</div>');
            $(`#consumptions-${compoundId}`).html('<div class="alert alert-danger">데이터를 불러오는데 실패했습니다.</div>');
        });
    }

    // 처방 목록 로드
    function loadFormulas() {
        $.get('/api/formulas', function(response) {
            if (response.success) {
                const tbody = $('#formulasList');
                tbody.empty();

                response.data.forEach(formula => {
                    tbody.append(`
                        <tr>
                            <td>${formula.formula_code || '-'}</td>
                            <td>${formula.formula_name}</td>
                            <td>${formula.base_cheop}첩</td>
                            <td>${formula.base_pouches}파우치</td>
                            <td>
                                <button class="btn btn-sm btn-outline-info view-ingredients"
                                        data-id="${formula.formula_id}">
                                    <i class="bi bi-eye"></i> 보기
                                </button>
                            </td>
                            <td>
                                <button class="btn btn-sm btn-outline-primary">
                                    <i class="bi bi-pencil"></i>
                                </button>
                            </td>
                        </tr>
                    `);
                });

                // 구성 약재 보기
                $('.view-ingredients').on('click', function() {
                    const formulaId = $(this).data('id');
                    $.get(`/api/formulas/${formulaId}/ingredients`, function(response) {
                        if (response.success) {
                            let ingredientsList = response.data.map(ing =>
                                `${ing.herb_name}: ${ing.grams_per_cheop}g`
                            ).join(', ');
                            alert('구성 약재:\n' + ingredientsList);
                        }
                    });
                });
            }
        });
    }

    // 처방 구성 약재 추가 (모달)
    let formulaIngredientCount = 0;
    $('#addFormulaIngredientBtn').on('click', function() {
        formulaIngredientCount++;
        $('#formulaIngredients').append(`
            <tr data-row="${formulaIngredientCount}">
                <td>
                    <select class="form-control form-control-sm herb-select">
                        <option value="">약재 선택</option>
                    </select>
                </td>
                <td>
                    <input type="number" class="form-control form-control-sm grams-input"
                           min="0.1" step="0.1" placeholder="0.0">
                </td>
                <td>
                    <input type="text" class="form-control form-control-sm notes-input">
                </td>
                <td>
                    <button type="button" class="btn btn-sm btn-outline-danger remove-ingredient">
                        <i class="bi bi-x"></i>
                    </button>
                </td>
            </tr>
        `);

        // 약재 목록 로드
        const selectElement = $(`#formulaIngredients tr[data-row="${formulaIngredientCount}"] .herb-select`);
        loadHerbsForSelect(selectElement);

        // 삭제 버튼 이벤트
        $(`#formulaIngredients tr[data-row="${formulaIngredientCount}"] .remove-ingredient`).on('click', function() {
            $(this).closest('tr').remove();
        });
    });

    // 처방 저장
    $('#saveFormulaBtn').on('click', function() {
        const ingredients = [];
        $('#formulaIngredients tr').each(function() {
            const herbId = $(this).find('.herb-select').val();
            const grams = $(this).find('.grams-input').val();

            if (herbId && grams) {
                ingredients.push({
                    herb_item_id: parseInt(herbId),
                    grams_per_cheop: parseFloat(grams),
                    notes: $(this).find('.notes-input').val()
                });
            }
        });

        const formulaData = {
            formula_code: $('#formulaCode').val(),
            formula_name: $('#formulaName').val(),
            formula_type: $('#formulaType').val(),
            base_cheop: parseInt($('#baseCheop').val()),
            base_pouches: parseInt($('#basePouches').val()),
            description: $('#formulaDescription').val(),
            ingredients: ingredients
        };

        $.ajax({
            url: '/api/formulas',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify(formulaData),
            success: function(response) {
                if (response.success) {
                    alert('처방이 등록되었습니다.');
                    $('#formulaModal').modal('hide');
                    $('#formulaForm')[0].reset();
                    $('#formulaIngredients').empty();
                    loadFormulas();
                }
            },
            error: function(xhr) {
                alert('오류: ' + xhr.responseJSON.error);
            }
        });
    });

    // 조제 관리
    $('#newCompoundBtn').on('click', function() {
        $('#compoundForm').show();
        $('#compoundEntryForm')[0].reset();
        $('#compoundIngredients').empty();
    });

    $('#cancelCompoundBtn').on('click', function() {
        $('#compoundForm').hide();
    });

    // 제수 변경 시 첩수 자동 계산
    $('#jeCount').on('input', function() {
        const jeCount = parseFloat($(this).val()) || 0;
        const cheopTotal = jeCount * 20;
        const pouchTotal = jeCount * 30;

        $('#cheopTotal').val(cheopTotal);
        $('#pouchTotal').val(pouchTotal);

        // 약재별 총 용량 재계산
        updateIngredientTotals();
    });

    // 처방 선택 시 구성 약재 로드
    $('#compoundFormula').on('change', function() {
        const formulaId = $(this).val();

        // 원래 처방 구성 초기화
        originalFormulaIngredients = {};
        $('#customPrescriptionBadge').remove(); // 커스텀 뱃지 제거

        if (!formulaId) {
            $('#compoundIngredients').empty();
            return;
        }

        // 직접조제인 경우
        if (formulaId === 'custom') {
            $('#compoundIngredients').empty();
            // 빈 행 하나 추가
            addEmptyIngredientRow();
            return;
        }

        // 등록된 처방인 경우
        $.get(`/api/formulas/${formulaId}/ingredients`, function(response) {
            if (response.success) {
                $('#compoundIngredients').empty();

                // 원래 처방 구성 저장
                response.data.forEach(ing => {
                    originalFormulaIngredients[ing.ingredient_code] = {
                        herb_name: ing.herb_name,
                        grams_per_cheop: ing.grams_per_cheop
                    };
                });

                response.data.forEach(ing => {
                    const cheopTotal = parseFloat($('#cheopTotal').val()) || 0;
                    const totalGrams = ing.grams_per_cheop * cheopTotal;

                    // 제품 선택 옵션 생성
                    let productOptions = '<option value="">제품 선택</option>';
                    if (ing.available_products && ing.available_products.length > 0) {
                        ing.available_products.forEach(product => {
                            const specInfo = product.specification ? ` [${product.specification}]` : '';
                            productOptions += `<option value="${product.herb_item_id}">${product.herb_name}${specInfo} (재고: ${product.stock.toFixed(0)}g)</option>`;
                        });
                    }

                    $('#compoundIngredients').append(`
                        <tr data-ingredient-code="${ing.ingredient_code}" data-herb-id="">
                            <td>
                                ${ing.herb_name}
                                ${ing.total_available_stock > 0
                                    ? `<small class="text-success">(총 ${ing.total_available_stock.toFixed(0)}g 사용 가능)</small>`
                                    : '<small class="text-danger">(재고 없음)</small>'}
                            </td>
                            <td>
                                <input type="number" class="form-control form-control-sm grams-per-cheop"
                                       value="${ing.grams_per_cheop}" min="0.1" step="0.1">
                            </td>
                            <td class="total-grams">${totalGrams.toFixed(1)}</td>
                            <td class="origin-select-cell">
                                <div class="d-flex gap-1">
                                    <select class="form-control form-control-sm product-select" style="flex: 1;" ${ing.available_products.length === 0 ? 'disabled' : ''}>
                                        ${productOptions}
                                    </select>
                                    <select class="form-control form-control-sm origin-select" style="flex: 1;" disabled>
                                        <option value="">제품 먼저 선택</option>
                                    </select>
                                </div>
                            </td>
                            <td class="stock-status">대기중</td>
                            <td>
                                <button type="button" class="btn btn-sm btn-outline-danger remove-compound-ingredient">
                                    <i class="bi bi-x"></i>
                                </button>
                            </td>
                        </tr>
                    `);

                    // 첫 번째 제품 자동 선택 및 원산지 로드
                    const tr = $(`tr[data-ingredient-code="${ing.ingredient_code}"]`);
                    if (ing.available_products && ing.available_products.length > 0) {
                        const firstProduct = ing.available_products[0];
                        tr.find('.product-select').val(firstProduct.herb_item_id);
                        tr.attr('data-herb-id', firstProduct.herb_item_id);
                        // 원산지/로트 옵션 로드
                        loadOriginOptions(firstProduct.herb_item_id, totalGrams);
                    }
                });

                // 재고 확인
                checkStockForCompound();

                // 제품 선택 변경 이벤트
                $('.product-select').on('change', function() {
                    const herbId = $(this).val();
                    const row = $(this).closest('tr');

                    if (herbId) {
                        row.attr('data-herb-id', herbId);
                        const cheopTotal = parseFloat($('#cheopTotal').val()) || 0;
                        const gramsPerCheop = parseFloat(row.find('.grams-per-cheop').val()) || 0;
                        const totalGrams = gramsPerCheop * cheopTotal;

                        // 원산지/로트 옵션 로드
                        loadOriginOptions(herbId, totalGrams);
                    } else {
                        row.attr('data-herb-id', '');
                        row.find('.origin-select').empty().append('<option value="">제품 먼저 선택</option>').prop('disabled', true);
                        row.find('.stock-status').text('대기중');
                    }
                });

                // 용량 변경 이벤트
                $('.grams-per-cheop').on('input', function() {
                    updateIngredientTotals();

                    // 원산지 옵션 다시 로드
                    const row = $(this).closest('tr');
                    const herbId = row.attr('data-herb-id');
                    if (herbId) {
                        const cheopTotal = parseFloat($('#cheopTotal').val()) || 0;
                        const gramsPerCheop = parseFloat($(this).val()) || 0;
                        const totalGrams = gramsPerCheop * cheopTotal;
                        loadOriginOptions(herbId, totalGrams);
                    }
                });

                // 삭제 버튼 이벤트
                $('.remove-compound-ingredient').on('click', function() {
                    $(this).closest('tr').remove();
                    updateIngredientTotals();  // 총용량 재계산 및 커스텀 감지
                });
            }
        });
    });

    // 약재별 총 용량 업데이트
    function updateIngredientTotals() {
        const cheopTotal = parseFloat($('#cheopTotal').val()) || 0;

        $('#compoundIngredients tr').each(function() {
            const gramsPerCheop = parseFloat($(this).find('.grams-per-cheop').val()) || 0;
            const totalGrams = gramsPerCheop * cheopTotal;
            $(this).find('.total-grams').text(totalGrams.toFixed(1));
        });

        checkStockForCompound();
        // 커스텀 처방 감지 호출
        checkCustomPrescription();
    }

    // 커스텀 처방 감지 함수
    function checkCustomPrescription() {
        const formulaId = $('#compoundFormula').val();

        // 처방이 선택되지 않았거나 직접조제인 경우 리턴
        if (!formulaId || formulaId === 'custom' || Object.keys(originalFormulaIngredients).length === 0) {
            $('#customPrescriptionBadge').remove();
            return;
        }

        // 현재 약재 구성 수집
        const currentIngredients = {};
        $('#compoundIngredients tr').each(function() {
            const ingredientCode = $(this).attr('data-ingredient-code');
            const gramsPerCheop = parseFloat($(this).find('.grams-per-cheop').val());

            if (ingredientCode && gramsPerCheop > 0) {
                currentIngredients[ingredientCode] = gramsPerCheop;
            }
        });

        // 변경사항 감지
        const customDetails = [];
        let isCustom = false;

        // 추가된 약재 확인
        for (const code in currentIngredients) {
            if (!originalFormulaIngredients[code]) {
                const herbName = $(`tr[data-ingredient-code="${code}"] .herb-select-compound option:selected`).data('herb-name') || code;
                customDetails.push(`${herbName} ${currentIngredients[code]}g 추가`);
                isCustom = true;
            }
        }

        // 삭제된 약재 확인
        for (const code in originalFormulaIngredients) {
            if (!currentIngredients[code]) {
                customDetails.push(`${originalFormulaIngredients[code].herb_name} 제거`);
                isCustom = true;
            }
        }

        // 용량 변경된 약재 확인
        for (const code in currentIngredients) {
            if (originalFormulaIngredients[code]) {
                const originalGrams = originalFormulaIngredients[code].grams_per_cheop;
                const currentGrams = currentIngredients[code];

                if (Math.abs(originalGrams - currentGrams) > 0.01) {
                    const herbName = originalFormulaIngredients[code].herb_name;
                    customDetails.push(`${herbName} ${originalGrams}g→${currentGrams}g`);
                    isCustom = true;
                }
            }
        }

        // 커스텀 뱃지 표시/숨기기
        $('#customPrescriptionBadge').remove();

        if (isCustom) {
            const badgeHtml = `
                <div id="customPrescriptionBadge" class="alert alert-warning mt-2">
                    <span class="badge bg-warning">가감방</span>
                    <small class="ms-2">${customDetails.join(' | ')}</small>
                </div>
            `;

            // 처방 선택 영역 아래에 추가
            $('#compoundFormula').closest('.col-md-6').append(badgeHtml);
        }
    }

    // 재고 확인
    function checkStockForCompound() {
        $('#compoundIngredients tr').each(function() {
            const herbId = $(this).data('herb-id');
            const totalGrams = parseFloat($(this).find('.total-grams').text()) || 0;
            const $stockStatus = $(this).find('.stock-status');

            // TODO: API 호출로 실제 재고 확인
            $stockStatus.text('재고 확인 필요');
        });
    }

    // 조제 약재 추가
    // 빈 약재 행 추가 함수
    function addEmptyIngredientRow() {
        const newRow = $(`
            <tr data-ingredient-code="" data-herb-id="">
                <td>
                    <select class="form-control form-control-sm herb-select-compound">
                        <option value="">약재 선택</option>
                    </select>
                </td>
                <td>
                    <input type="number" class="form-control form-control-sm grams-per-cheop"
                           min="0.1" step="0.1" placeholder="0.0">
                </td>
                <td class="total-grams">0.0</td>
                <td class="origin-select-cell">
                    <div class="d-flex gap-1">
                        <select class="form-control form-control-sm product-select" style="flex: 1;" disabled>
                            <option value="">약재 선택 후 표시</option>
                        </select>
                        <select class="form-control form-control-sm origin-select" style="flex: 1;" disabled>
                            <option value="">제품 선택 후 표시</option>
                        </select>
                    </div>
                </td>
                <td class="stock-status">-</td>
                <td>
                    <button type="button" class="btn btn-sm btn-outline-danger remove-compound-ingredient">
                        <i class="bi bi-x"></i>
                    </button>
                </td>
            </tr>
        `);

        $('#compoundIngredients').append(newRow);

        // 약재 목록 로드
        const herbSelect = newRow.find('.herb-select-compound');
        loadHerbsForSelect(herbSelect);

        // 약재(마스터) 선택 시 제품 옵션 로드
        newRow.find('.herb-select-compound').on('change', function() {
            const ingredientCode = $(this).val();
            const herbName = $(this).find('option:selected').data('herb-name');
            if (ingredientCode) {
                const row = $(this).closest('tr');
                row.attr('data-ingredient-code', ingredientCode);

                // 제품 목록 로드
                loadProductOptions(row, ingredientCode, herbName);

                // 제품 선택 활성화
                row.find('.product-select').prop('disabled', false);

                // 원산지 선택 초기화 및 비활성화
                row.find('.origin-select').empty().append('<option value="">제품 선택 후 표시</option>').prop('disabled', true);
            } else {
                const row = $(this).closest('tr');
                row.attr('data-ingredient-code', '');
                row.attr('data-herb-id', '');
                row.find('.product-select').empty().append('<option value="">약재 선택 후 표시</option>').prop('disabled', true);
                row.find('.origin-select').empty().append('<option value="">제품 선택 후 표시</option>').prop('disabled', true);
            }
        });

        // 제품 선택 이벤트
        newRow.find('.product-select').on('change', function() {
            const herbId = $(this).val();
            const row = $(this).closest('tr');

            if (herbId) {
                row.attr('data-herb-id', herbId);

                // 원산지 선택 활성화
                row.find('.origin-select').prop('disabled', false);

                // 원산지 옵션 로드
                const cheopTotal = parseFloat($('#cheopTotal').val()) || 0;
                const gramsPerCheop = parseFloat(row.find('.grams-per-cheop').val()) || 0;
                const totalGrams = gramsPerCheop * cheopTotal;
                loadOriginOptions(herbId, totalGrams);
            } else {
                row.attr('data-herb-id', '');
                row.find('.origin-select').empty().append('<option value="">제품 선택 후 표시</option>').prop('disabled', true);
            }
        });

        // 이벤트 바인딩
        newRow.find('.grams-per-cheop').on('input', function() {
            updateIngredientTotals();
            // 원산지 옵션 다시 로드
            const herbId = $(this).closest('tr').attr('data-herb-id');
            if (herbId) {
                const cheopTotal = parseFloat($('#cheopTotal').val()) || 0;
                const gramsPerCheop = parseFloat($(this).val()) || 0;
                const totalGrams = gramsPerCheop * cheopTotal;
                loadOriginOptions(herbId, totalGrams);
            }
        });

        newRow.find('.remove-compound-ingredient').on('click', function() {
            $(this).closest('tr').remove();
            updateIngredientTotals();
        });
    }

    $('#addIngredientBtn').on('click', function() {
        addEmptyIngredientRow();
    });

    // 기존 약재 추가 버튼 (기존 코드 삭제)
    /*
    $('#addIngredientBtn').on('click', function() {
        const newRow = $(`
            <tr>
                <td>
                    <select class="form-control form-control-sm herb-select-compound">
                        <option value="">약재 선택</option>
                    </select>
                </td>
                <td>
                    <input type="number" class="form-control form-control-sm grams-per-cheop"
                           min="0.1" step="0.1" placeholder="0.0">
                </td>
                <td class="total-grams">0.0</td>
                <td class="stock-status">-</td>
                <td>
                    <button type="button" class="btn btn-sm btn-outline-danger remove-compound-ingredient">
                        <i class="bi bi-x"></i>
                    </button>
                </td>
            </tr>
        `);

        $('#compoundIngredients').append(newRow);

        // 약재 목록 로드
        loadHerbsForSelect(newRow.find('.herb-select-compound'));

        // 이벤트 바인딩
        newRow.find('.grams-per-cheop').on('input', updateIngredientTotals);
        newRow.find('.remove-compound-ingredient').on('click', function() {
            $(this).closest('tr').remove();
            updateIngredientTotals();  // 총용량 재계산 및 커스텀 감지
        });
        newRow.find('.herb-select-compound').on('change', function() {
            const herbId = $(this).val();
            $(this).closest('tr').attr('data-herb-id', herbId);
            updateIngredientTotals();
        });
    });
    */

    // 조제 실행
    $('#compoundEntryForm').on('submit', function(e) {
        e.preventDefault();

        // getIngredientDataForCompound 함수 사용하여 lot_assignments 포함
        const ingredients = getIngredientDataForCompound();

        const compoundData = {
            patient_id: $('#compoundPatient').val() ? parseInt($('#compoundPatient').val()) : null,
            formula_id: $('#compoundFormula').val() ? parseInt($('#compoundFormula').val()) : null,
            je_count: parseFloat($('#jeCount').val()),
            cheop_total: parseFloat($('#cheopTotal').val()),
            pouch_total: parseFloat($('#pouchTotal').val()),
            ingredients: ingredients
        };

        $.ajax({
            url: '/api/compounds',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify(compoundData),
            success: function(response) {
                if (response.success) {
                    alert(`조제가 완료되었습니다.\n원가: ${formatCurrency(response.total_cost)}`);
                    $('#compoundForm').hide();
                    loadCompounds();
                }
            },
            error: function(xhr) {
                alert('오류: ' + xhr.responseJSON.error);
            }
        });
    });

    // 조제 내역 로드
    function loadCompounds() {
        $.get('/api/compounds', function(response) {
            const tbody = $('#compoundsList');
            tbody.empty();

            if (response.success && response.data.length > 0) {
                // 통계 업데이트
                const today = new Date().toISOString().split('T')[0];
                const currentMonth = new Date().toISOString().slice(0, 7);

                let todayCount = 0;
                let monthCount = 0;

                response.data.forEach((compound, index) => {
                    // 통계 계산
                    if (compound.compound_date === today) todayCount++;
                    if (compound.compound_date && compound.compound_date.startsWith(currentMonth)) monthCount++;

                    // 상태 뱃지
                    let statusBadge = '';
                    switch(compound.status) {
                        case 'PREPARED':
                            statusBadge = '<span class="badge bg-success">조제완료</span>';
                            break;
                        case 'DISPENSED':
                            statusBadge = '<span class="badge bg-primary">출고완료</span>';
                            break;
                        case 'CANCELLED':
                            statusBadge = '<span class="badge bg-danger">취소</span>';
                            break;
                        default:
                            statusBadge = '<span class="badge bg-secondary">대기</span>';
                    }

                    const row = $(`
                        <tr>
                            <td>${response.data.length - index}</td>
                            <td>${compound.compound_date || ''}<br><small class="text-muted">${compound.created_at ? compound.created_at.split(' ')[1] : ''}</small></td>
                            <td><strong>${compound.patient_name || '직접조제'}</strong></td>
                            <td>${compound.patient_phone || '-'}</td>
                            <td>${compound.formula_name || '직접조제'}</td>
                            <td>${compound.je_count || 0}</td>
                            <td>${compound.cheop_total || 0}</td>
                            <td>${compound.pouch_total || 0}</td>
                            <td>${formatCurrency(compound.cost_total || 0)}</td>
                            <td>${formatCurrency(compound.sell_price_total || 0)}</td>
                            <td>${statusBadge}</td>
                            <td>${compound.prescription_no || '-'}</td>
                            <td>
                                <button class="btn btn-sm btn-outline-info view-compound-detail" data-id="${compound.compound_id}">
                                    <i class="bi bi-eye"></i> 상세
                                </button>
                            </td>
                        </tr>
                    `);
                    tbody.append(row);
                });

                // 통계 업데이트
                $('#todayCompoundCount').text(todayCount);
                $('#monthCompoundCount').text(monthCount);

                // 상세보기 버튼 이벤트
                $('.view-compound-detail').on('click', function() {
                    const compoundId = $(this).data('id');
                    viewCompoundDetail(compoundId);
                });
            } else {
                tbody.html('<tr><td colspan="13" class="text-center text-muted">조제 내역이 없습니다.</td></tr>');
                $('#todayCompoundCount').text(0);
                $('#monthCompoundCount').text(0);
            }
        }).fail(function() {
            $('#compoundsList').html('<tr><td colspan="13" class="text-center text-danger">데이터를 불러오는데 실패했습니다.</td></tr>');
        });
    }

    // 조제 상세보기
    function viewCompoundDetail(compoundId) {
        $.get(`/api/compounds/${compoundId}`, function(response) {
            if (response.success && response.data) {
                const data = response.data;

                // 환자 정보
                $('#detailPatientName').text(data.patient_name || '직접조제');
                $('#detailPatientPhone').text(data.patient_phone || '-');
                $('#detailCompoundDate').text(data.compound_date || '-');

                // 처방 정보 (가감방 표시 포함)
                let formulaDisplay = data.formula_name || '직접조제';
                if (data.is_custom && data.formula_name) {
                    formulaDisplay += ' <span class="badge bg-warning">가감</span>';
                    if (data.custom_summary) {
                        formulaDisplay += `<br><small class="text-muted">${data.custom_summary}</small>`;
                    }
                }
                $('#detailFormulaName').html(formulaDisplay);  // text() 대신 html() 사용
                $('#detailPrescriptionNo').text(data.prescription_no || '-');
                $('#detailQuantities').text(`${data.je_count}제 / ${data.cheop_total}첩 / ${data.pouch_total}파우치`);

                // 처방 구성 약재
                const ingredientsBody = $('#detailIngredients');
                ingredientsBody.empty();
                if (data.ingredients && data.ingredients.length > 0) {
                    data.ingredients.forEach(ing => {
                        ingredientsBody.append(`
                            <tr>
                                <td>${ing.herb_name}</td>
                                <td>${ing.insurance_code || '-'}</td>
                                <td>${ing.grams_per_cheop}g</td>
                                <td>${ing.total_grams}g</td>
                                <td>${ing.notes || '-'}</td>
                            </tr>
                        `);
                    });
                }

                // 재고 소비 내역
                const consumptionsBody = $('#detailConsumptions');
                consumptionsBody.empty();
                if (data.consumptions && data.consumptions.length > 0) {
                    data.consumptions.forEach(con => {
                        consumptionsBody.append(`
                            <tr>
                                <td>${con.herb_name}</td>
                                <td>${con.origin_country || '-'}</td>
                                <td>${con.supplier_name || '-'}</td>
                                <td>${con.quantity_used}g</td>
                                <td>${formatCurrency(con.unit_cost_per_g)}/g</td>
                                <td>${formatCurrency(con.cost_amount)}</td>
                            </tr>
                        `);
                    });
                }

                // 총 원가
                $('#detailTotalCost').text(formatCurrency(data.cost_total || 0));

                // 비고
                $('#detailNotes').text(data.notes || '');

                // 부모 모달(환자 처방 내역)을 임시로 숨기고 조제 상세 모달 열기
                const parentModal = $('#patientCompoundsModal');
                const wasParentOpen = parentModal.hasClass('show');

                if (wasParentOpen) {
                    // 부모 모달 숨기기 (DOM에서 제거하지 않음)
                    parentModal.modal('hide');

                    // 조제 상세 모달이 닫힐 때 부모 모달 다시 열기
                    $('#compoundDetailModal').off('hidden.bs.modal').on('hidden.bs.modal', function() {
                        parentModal.modal('show');
                    });
                }

                // 조제 상세 모달 열기
                $('#compoundDetailModal').modal('show');
            }
        }).fail(function() {
            alert('조제 상세 정보를 불러오는데 실패했습니다.');
        });
    }

    // 재고 현황 로드
    function loadInventory() {
        $.get('/api/inventory/summary', function(response) {
            if (response.success) {
                const tbody = $('#inventoryList');
                tbody.empty();

                let totalValue = 0;
                let herbsInStock = 0;

                // 주성분코드 기준 보유 현황 표시
                if (response.summary) {
                    const summary = response.summary;
                    const coverageHtml = `
                        <div class="alert alert-info mb-3">
                            <div class="row align-items-center">
                                <div class="col-md-8">
                                    <h6 class="mb-2">📊 급여 약재 보유 현황</h6>
                                    <div class="d-flex align-items-center">
                                        <div class="me-4">
                                            <strong>전체 급여 약재:</strong> ${summary.total_ingredient_codes || 454}개 주성분
                                        </div>
                                        <div class="me-4">
                                            <strong>보유 약재:</strong> ${summary.owned_ingredient_codes || 0}개 주성분
                                        </div>
                                        <div>
                                            <strong>보유율:</strong>
                                            <span class="badge bg-primary fs-6">${summary.coverage_rate || 0}%</span>
                                        </div>
                                    </div>
                                </div>
                                <div class="col-md-4 text-end">
                                    <div class="progress" style="height: 30px;">
                                        <div class="progress-bar bg-success" role="progressbar"
                                             style="width: ${summary.coverage_rate || 0}%"
                                             aria-valuenow="${summary.coverage_rate || 0}"
                                             aria-valuemin="0" aria-valuemax="100">
                                            ${summary.owned_ingredient_codes || 0} / ${summary.total_ingredient_codes || 454}
                                        </div>
                                    </div>
                                </div>
                            </div>
                            <div class="mt-2">
                                <small class="text-muted">
                                    ※ 건강보험 급여 한약재 ${summary.total_ingredient_codes || 454}개 주성분 중 ${summary.owned_ingredient_codes || 0}개 보유
                                </small>
                            </div>
                        </div>
                    `;

                    // 재고 테이블 위에 통계 표시
                    if ($('#inventoryCoverage').length === 0) {
                        $('#inventoryList').parent().before(`<div id="inventoryCoverage">${coverageHtml}</div>`);
                    } else {
                        $('#inventoryCoverage').html(coverageHtml);
                    }
                }

                response.data.forEach(item => {
                    // 원산지가 여러 개인 경우 표시
                    const originBadge = item.origin_count > 1
                        ? `<span class="badge bg-info ms-2">${item.origin_count}개 원산지</span>`
                        : '';

                    // 효능 태그 표시
                    let efficacyTags = '';
                    if (item.efficacy_tags && item.efficacy_tags.length > 0) {
                        efficacyTags = item.efficacy_tags.map(tag =>
                            `<span class="badge bg-success ms-1">${tag}</span>`
                        ).join('');
                    }

                    // 가격 범위 표시 (원산지가 여러 개이고 가격차가 있는 경우)
                    let priceDisplay = item.avg_price ? formatCurrency(item.avg_price) : '-';
                    if (item.origin_count > 1 && item.min_price && item.max_price && item.min_price !== item.max_price) {
                        priceDisplay = `${formatCurrency(item.min_price)} ~ ${formatCurrency(item.max_price)}`;
                    }

                    // 통계 업데이트
                    totalValue += item.total_value || 0;
                    if (item.total_quantity > 0) herbsInStock++;

                    tbody.append(`
                        <tr class="inventory-row" data-herb-id="${item.herb_item_id}">
                            <td>${item.insurance_code || '-'}</td>
                            <td>${item.herb_name}${originBadge}${efficacyTags}</td>
                            <td>${item.total_quantity.toFixed(1)}</td>
                            <td>${item.lot_count}</td>
                            <td>${priceDisplay}</td>
                            <td>${formatCurrency(item.total_value)}</td>
                            <td>
                                <button class="btn btn-sm btn-outline-info view-stock-ledger" data-herb-id="${item.herb_item_id}" data-herb-name="${item.herb_name}">
                                    <i class="bi bi-journal-text"></i> 입출고
                                </button>
                                <button class="btn btn-sm btn-outline-primary view-inventory-detail" data-herb-id="${item.herb_item_id}" style="cursor: pointer;">
                                    <i class="bi bi-eye"></i> 상세
                                </button>
                            </td>
                        </tr>
                    `);
                });

                // 통계 업데이트
                $('#totalInventoryValue').text(formatCurrency(totalValue));
                $('#totalHerbsInStock').text(`${herbsInStock}종`);

                // 클릭 이벤트 바인딩
                $('.view-inventory-detail').on('click', function(e) {
                    e.stopPropagation();
                    const herbId = $(this).data('herb-id');
                    showInventoryDetail(herbId);
                });

                // 입출고 내역 버튼 이벤트
                $('.view-stock-ledger').on('click', function(e) {
                    e.stopPropagation();
                    const herbId = $(this).data('herb-id');
                    const herbName = $(this).data('herb-name');
                    viewStockLedger(herbId, herbName);
                });
            }
        });
    }

    // 재고 상세 모달 표시
    function showInventoryDetail(herbId) {
        $.get(`/api/inventory/detail/${herbId}`, function(response) {
            if (response.success) {
                const data = response.data;

                // 원산지별 재고 정보 HTML 생성
                let originsHtml = '';
                data.origins.forEach(origin => {
                    originsHtml += `
                        <div class="card mb-3">
                            <div class="card-header bg-light">
                                <h6 class="mb-0">
                                    <i class="bi bi-geo-alt"></i> ${origin.origin_country}
                                    <span class="badge bg-primary float-end">${origin.total_quantity.toFixed(1)}g</span>
                                </h6>
                            </div>
                            <div class="card-body">
                                <div class="row mb-2">
                                    <div class="col-6">
                                        <small class="text-muted">평균 단가:</small><br>
                                        <strong>${formatCurrency(origin.avg_price)}/g</strong>
                                    </div>
                                    <div class="col-6">
                                        <small class="text-muted">재고 가치:</small><br>
                                        <strong>${formatCurrency(origin.total_value)}</strong>
                                    </div>
                                </div>
                                <table class="table table-sm">
                                    <thead>
                                        <tr>
                                            <th>로트ID</th>
                                            <th>품명</th>
                                            <th>수량</th>
                                            <th>단가</th>
                                            <th>입고일</th>
                                            <th>도매상</th>
                                        </tr>
                                    </thead>
                                    <tbody>`;

                    origin.lots.forEach(lot => {
                        // variant 속성들을 뱃지로 표시
                        let variantBadges = '';
                        if (lot.form) variantBadges += `<span class="badge bg-info ms-1">${lot.form}</span>`;
                        if (lot.processing) variantBadges += `<span class="badge bg-warning ms-1">${lot.processing}</span>`;
                        if (lot.grade) variantBadges += `<span class="badge bg-success ms-1">${lot.grade}</span>`;

                        originsHtml += `
                            <tr>
                                <td>#${lot.lot_id}</td>
                                <td>
                                    ${lot.display_name ? `<small class="text-primary">${lot.display_name}</small>` : '-'}
                                    ${variantBadges}
                                </td>
                                <td>${lot.quantity_onhand.toFixed(1)}g</td>
                                <td>${formatCurrency(lot.unit_price_per_g)}</td>
                                <td>${lot.received_date}</td>
                                <td>${lot.supplier_name || '-'}</td>
                            </tr>`;
                    });

                    originsHtml += `
                                    </tbody>
                                </table>
                            </div>
                        </div>`;
                });

                // 모달 생성 및 표시
                const modalHtml = `
                    <div class="modal fade" id="inventoryDetailModal" tabindex="-1">
                        <div class="modal-dialog modal-lg">
                            <div class="modal-content">
                                <div class="modal-header">
                                    <h5 class="modal-title">
                                        ${data.herb_name} 재고 상세
                                        <small class="text-muted">(${data.insurance_code})</small>
                                    </h5>
                                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                                </div>
                                <div class="modal-body">
                                    ${data.total_origins > 1
                                        ? `<div class="alert alert-info">
                                            <i class="bi bi-info-circle"></i>
                                            이 약재는 ${data.total_origins}개 원산지의 재고가 있습니다.
                                            조제 시 원산지를 선택할 수 있습니다.
                                          </div>`
                                        : ''}
                                    ${originsHtml}
                                </div>
                                <div class="modal-footer">
                                    <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">닫기</button>
                                </div>
                            </div>
                        </div>
                    </div>`;

                // 기존 모달 제거
                $('#inventoryDetailModal').remove();
                $('body').append(modalHtml);

                // 모달 표시
                const modal = new bootstrap.Modal(document.getElementById('inventoryDetailModal'));
                modal.show();
            }
        });
    }

    // 약재 목록 로드
    function loadHerbs() {
        $.get('/api/herbs', function(response) {
            if (response.success) {
                const tbody = $('#herbsList');
                tbody.empty();

                response.data.forEach(herb => {
                    tbody.append(`
                        <tr>
                            <td>${herb.insurance_code || '-'}</td>
                            <td>${herb.herb_name}</td>
                            <td>${herb.specification || '-'}</td>
                            <td>${herb.current_stock ? herb.current_stock.toFixed(1) + 'g' : '0g'}</td>
                            <td>
                                <button class="btn btn-sm btn-outline-primary">
                                    <i class="bi bi-pencil"></i>
                                </button>
                            </td>
                        </tr>
                    `);
                });
            }
        });
    }

    // 입고장 목록 로드
    function loadPurchaseReceipts() {
        const startDate = $('#purchaseStartDate').val();
        const endDate = $('#purchaseEndDate').val();
        const supplierId = $('#purchaseSupplier').val();

        let url = '/api/purchase-receipts?';
        if (startDate) url += `start_date=${startDate}&`;
        if (endDate) url += `end_date=${endDate}&`;
        if (supplierId) url += `supplier_id=${supplierId}`;

        $.get(url, function(response) {
            if (response.success) {
                const tbody = $('#purchaseReceiptsList');
                tbody.empty();

                if (response.data.length === 0) {
                    tbody.append('<tr><td colspan="7" class="text-center">입고장이 없습니다.</td></tr>');
                    return;
                }

                response.data.forEach(receipt => {
                    tbody.append(`
                        <tr>
                            <td>${receipt.receipt_date}</td>
                            <td>${receipt.supplier_name}</td>
                            <td>${receipt.line_count}개</td>
                            <td class="fw-bold text-primary">${receipt.total_amount ? formatCurrency(receipt.total_amount) : '-'}</td>
                            <td class="text-muted small">${receipt.total_quantity ? receipt.total_quantity.toLocaleString() + 'g' : '-'}</td>
                            <td>${receipt.source_file || '-'}</td>
                            <td>
                                <button class="btn btn-sm btn-outline-info view-receipt" data-id="${receipt.receipt_id}">
                                    <i class="bi bi-eye"></i> 상세
                                </button>
                                <button class="btn btn-sm btn-outline-danger delete-receipt" data-id="${receipt.receipt_id}">
                                    <i class="bi bi-trash"></i>
                                </button>
                            </td>
                        </tr>
                    `);
                });

                // 이벤트 바인딩
                $('.view-receipt').on('click', function() {
                    const receiptId = $(this).data('id');
                    viewReceiptDetail(receiptId);
                });

                $('.delete-receipt').on('click', function() {
                    const receiptId = $(this).data('id');
                    if (confirm('정말 이 입고장을 삭제하시겠습니까? 사용되지 않은 재고만 삭제 가능합니다.')) {
                        deleteReceipt(receiptId);
                    }
                });
            }
        });
    }

    // 입고장 상세 보기
    function viewReceiptDetail(receiptId) {
        $.get(`/api/purchase-receipts/${receiptId}`, function(response) {
            if (response.success) {
                const data = response.data;
                let linesHtml = '';

                data.lines.forEach(line => {
                    // display_name이 있으면 표시, 없으면 herb_name
                    const displayName = line.display_name || line.herb_name;

                    // variant 속성들을 뱃지로 표시
                    let variantBadges = '';
                    if (line.form) variantBadges += `<span class="badge bg-info ms-1">${line.form}</span>`;
                    if (line.processing) variantBadges += `<span class="badge bg-warning ms-1">${line.processing}</span>`;
                    if (line.grade) variantBadges += `<span class="badge bg-success ms-1">${line.grade}</span>`;

                    linesHtml += `
                        <tr>
                            <td>
                                <div>${line.herb_name}</div>
                                ${line.display_name ? `<small class="text-primary">${line.display_name}</small>` : ''}
                                ${variantBadges}
                            </td>
                            <td>${line.insurance_code || '-'}</td>
                            <td>${line.origin_country || '-'}</td>
                            <td>${line.quantity_g}g</td>
                            <td>${formatCurrency(line.unit_price_per_g)}</td>
                            <td>${formatCurrency(line.line_total)}</td>
                            <td>${line.current_stock}g</td>
                        </tr>
                    `;
                });

                const modalHtml = `
                    <div class="modal fade" id="receiptDetailModal" tabindex="-1">
                        <div class="modal-dialog modal-lg">
                            <div class="modal-content">
                                <div class="modal-header">
                                    <h5 class="modal-title">입고장 상세</h5>
                                    <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
                                </div>
                                <div class="modal-body">
                                    <div class="mb-3">
                                        <strong>입고일:</strong> ${data.receipt_date}<br>
                                        <strong>공급업체:</strong> ${data.supplier_name}<br>
                                        <strong>총 금액:</strong> ${formatCurrency(data.total_amount)}
                                    </div>
                                    <table class="table table-sm">
                                        <thead>
                                            <tr>
                                                <th>약재명</th>
                                                <th>보험코드</th>
                                                <th>원산지</th>
                                                <th>수량</th>
                                                <th>단가</th>
                                                <th>금액</th>
                                                <th>현재고</th>
                                            </tr>
                                        </thead>
                                        <tbody>
                                            ${linesHtml}
                                        </tbody>
                                    </table>
                                </div>
                            </div>
                        </div>
                    </div>
                `;

                // 기존 모달 제거
                $('#receiptDetailModal').remove();
                $('body').append(modalHtml);
                $('#receiptDetailModal').modal('show');
            }
        });
    }

    // 입고장 삭제
    function deleteReceipt(receiptId) {
        $.ajax({
            url: `/api/purchase-receipts/${receiptId}`,
            method: 'DELETE',
            success: function(response) {
                if (response.success) {
                    alert(response.message);
                    loadPurchaseReceipts();
                }
            },
            error: function(xhr) {
                alert('오류: ' + xhr.responseJSON.error);
            }
        });
    }

    // 입고장 조회 버튼
    $('#searchPurchaseBtn').on('click', function() {
        loadPurchaseReceipts();
    });

    // 도매상 목록 로드 (셀렉트 박스용)
    function loadSuppliersForSelect() {
        $.get('/api/suppliers', function(response) {
            if (response.success) {
                const select = $('#uploadSupplier');
                select.empty().append('<option value="">도매상을 선택하세요</option>');

                response.data.forEach(supplier => {
                    select.append(`<option value="${supplier.supplier_id}">${supplier.name}</option>`);
                });

                // 필터용 셀렉트 박스도 업데이트
                const filterSelect = $('#purchaseSupplier');
                filterSelect.empty().append('<option value="">전체</option>');
                response.data.forEach(supplier => {
                    filterSelect.append(`<option value="${supplier.supplier_id}">${supplier.name}</option>`);
                });
            }
        });
    }

    // 도매상 등록
    $('#saveSupplierBtn').on('click', function() {
        const supplierData = {
            name: $('#supplierName').val(),
            business_no: $('#supplierBusinessNo').val(),
            contact_person: $('#supplierContactPerson').val(),
            phone: $('#supplierPhone').val(),
            address: $('#supplierAddress').val()
        };

        if (!supplierData.name) {
            alert('도매상명은 필수입니다.');
            return;
        }

        $.ajax({
            url: '/api/suppliers',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify(supplierData),
            success: function(response) {
                if (response.success) {
                    alert('도매상이 등록되었습니다.');
                    $('#supplierModal').modal('hide');
                    $('#supplierForm')[0].reset();
                    loadSuppliersForSelect();
                }
            },
            error: function(xhr) {
                alert('오류: ' + xhr.responseJSON.error);
            }
        });
    });

    // 입고장 업로드
    $('#purchaseUploadForm').on('submit', function(e) {
        e.preventDefault();

        const supplierId = $('#uploadSupplier').val();
        if (!supplierId) {
            alert('도매상을 선택해주세요.');
            return;
        }

        const formData = new FormData();
        const fileInput = $('#purchaseFile')[0];

        if (fileInput.files.length === 0) {
            alert('파일을 선택해주세요.');
            return;
        }

        formData.append('file', fileInput.files[0]);
        formData.append('supplier_id', supplierId);

        $('#uploadResult').html('<div class="alert alert-info">업로드 중...</div>');

        $.ajax({
            url: '/api/upload/purchase',
            method: 'POST',
            data: formData,
            processData: false,
            contentType: false,
            success: function(response) {
                if (response.success) {
                    let summaryHtml = '';
                    if (response.summary) {
                        summaryHtml = `<br>
                            <small>
                                형식: ${response.summary.format}<br>
                                처리: ${response.summary.processed_rows}개 라인<br>
                                품목: ${response.summary.total_items}종<br>
                                수량: ${response.summary.total_quantity}<br>
                                금액: ${response.summary.total_amount}
                            </small>`;
                    }

                    $('#uploadResult').html(
                        `<div class="alert alert-success">
                            <i class="bi bi-check-circle"></i> ${response.message}
                            ${summaryHtml}
                        </div>`
                    );
                    $('#purchaseUploadForm')[0].reset();

                    // 입고장 목록 새로고침
                    loadPurchaseReceipts();
                }
            },
            error: function(xhr) {
                $('#uploadResult').html(
                    `<div class="alert alert-danger">
                        <i class="bi bi-x-circle"></i> 오류: ${xhr.responseJSON.error}
                    </div>`
                );
            }
        });
    });

    // 검색 기능
    $('#patientSearch').on('keyup', function() {
        const value = $(this).val().toLowerCase();
        $('#patientsList tr').filter(function() {
            $(this).toggle($(this).text().toLowerCase().indexOf(value) > -1);
        });
    });

    $('#inventorySearch').on('keyup', function() {
        const value = $(this).val().toLowerCase();
        $('#inventoryList tr').filter(function() {
            $(this).toggle($(this).text().toLowerCase().indexOf(value) > -1);
        });
    });

    // 헬퍼 함수들
    function loadPatientsForSelect() {
        $.get('/api/patients', function(response) {
            if (response.success) {
                const select = $('#compoundPatient');
                select.empty().append('<option value="">환자를 선택하세요</option>');

                response.data.forEach(patient => {
                    select.append(`<option value="${patient.patient_id}">${patient.name} (${patient.phone})</option>`);
                });
            }
        });
    }

    function loadFormulasForSelect() {
        $.get('/api/formulas', function(response) {
            if (response.success) {
                const select = $('#compoundFormula');
                select.empty().append('<option value="">처방을 선택하세요</option>');

                // 직접조제 옵션 추가
                select.append('<option value="custom">직접조제</option>');

                // 등록된 처방 추가
                if (response.data.length > 0) {
                    select.append('<optgroup label="등록된 처방">');
                    response.data.forEach(formula => {
                        select.append(`<option value="${formula.formula_id}">${formula.formula_name}</option>`);
                    });
                    select.append('</optgroup>');
                }
            }
        });
    }

    function loadHerbsForSelect(selectElement) {
        $.get('/api/herbs/masters', function(response) {
            if (response.success) {
                selectElement.empty().append('<option value="">약재 선택</option>');

                // 재고가 있는 약재만 필터링하여 표시
                const herbsWithStock = response.data.filter(herb => herb.has_stock === 1);

                herbsWithStock.forEach(herb => {
                    // ingredient_code를 value로 사용하고, 한글명(한자명) 형식으로 표시
                    let displayName = herb.herb_name;
                    if (herb.herb_name_hanja) {
                        displayName += ` (${herb.herb_name_hanja})`;
                    }
                    selectElement.append(`<option value="${herb.ingredient_code}" data-herb-name="${herb.herb_name}">${displayName}</option>`);
                });
            }
        }).fail(function(error) {
            console.error('Failed to load herbs:', error);
        });
    }

    // ingredient_code 기반으로 제품 옵션 로드
    function loadProductOptions(row, ingredientCode, herbName) {
        $.get(`/api/herbs/by-ingredient/${ingredientCode}`, function(response) {
            if (response.success) {
                const productSelect = row.find('.product-select');
                productSelect.empty();

                if (response.data.length === 0) {
                    productSelect.append('<option value="">재고 없음</option>');
                    productSelect.prop('disabled', true);
                } else {
                    productSelect.append('<option value="">제품 선택</option>');
                    response.data.forEach(product => {
                        const stockInfo = product.stock_quantity > 0 ? `(재고: ${product.stock_quantity.toFixed(1)}g)` : '(재고 없음)';
                        const companyInfo = product.company_name ? `[${product.company_name}]` : '';
                        productSelect.append(`<option value="${product.herb_item_id}" ${product.stock_quantity === 0 ? 'disabled' : ''}>${product.herb_name} ${companyInfo} ${stockInfo}</option>`);
                    });
                    productSelect.prop('disabled', false);
                }
            }
        }).fail(function() {
            console.error(`Failed to load products for ingredient code: ${ingredientCode}`);
        });
    }

    // 원산지별 재고 옵션 로드
    function loadOriginOptions(herbId, requiredQty) {
        $.get(`/api/herbs/${herbId}/available-lots`, function(response) {
            if (response.success) {
                const selectElement = $(`tr[data-herb-id="${herbId}"] .origin-select`);
                selectElement.empty();

                const origins = response.data.origins;

                if (origins.length === 0) {
                    selectElement.append('<option value="">재고 없음</option>');
                    selectElement.prop('disabled', true);
                    $(`tr[data-herb-id="${herbId}"] .stock-status`)
                        .html('<span class="text-danger">재고 없음</span>');
                } else {
                    selectElement.append('<option value="auto">자동 선택 (저렴한 것부터)</option>');

                    // 로트가 2개 이상인 경우 수동 배분 옵션 추가
                    const totalLots = origins.reduce((sum, o) => sum + o.lot_count, 0);
                    if (totalLots > 1) {
                        selectElement.append('<option value="manual">수동 배분 (로트별 지정)</option>');
                    }

                    origins.forEach(origin => {
                        const stockStatus = origin.total_quantity >= requiredQty ? '' : ' (재고 부족)';
                        const priceInfo = `${formatCurrency(origin.min_price)}/g`;

                        // 해당 원산지의 display_name 목록 생성
                        let displayNames = [];
                        if (origin.lots && origin.lots.length > 0) {
                            origin.lots.forEach(lot => {
                                if (lot.display_name) {
                                    displayNames.push(lot.display_name);
                                }
                            });
                        }

                        // 고유한 display_name만 표시 (중복 제거)
                        const uniqueDisplayNames = [...new Set(displayNames)];
                        const displayNameText = uniqueDisplayNames.length > 0
                            ? ` [${uniqueDisplayNames.join(', ')}]`
                            : '';

                        const option = `<option value="${origin.origin_country}"
                                              data-price="${origin.min_price}"
                                              data-available="${origin.total_quantity}"
                                              ${origin.total_quantity < requiredQty ? 'disabled' : ''}>
                                        ${origin.origin_country}${displayNameText} - ${priceInfo} (재고: ${origin.total_quantity.toFixed(1)}g)${stockStatus}
                                      </option>`;
                        selectElement.append(option);
                    });

                    selectElement.prop('disabled', false);

                    // 원산지 선택 변경 이벤트 (수동 배분 모달 트리거)
                    selectElement.off('change').on('change', function() {
                        const selectedValue = $(this).val();
                        const row = $(this).closest('tr');

                        if (selectedValue === 'manual') {
                            // 수동 배분 모달 열기
                            openLotAllocationModal(herbId, requiredQty, row, response.data);
                        } else {
                            // 기존 자동/원산지 선택 - lot_assignments 제거
                            row.removeAttr('data-lot-assignments');
                        }
                    });

                    // 재고 상태 업데이트
                    const totalAvailable = response.data.total_quantity;
                    const statusElement = $(`tr[data-herb-id="${herbId}"] .stock-status`);

                    if (totalAvailable >= requiredQty) {
                        statusElement.html(`<span class="text-success">충분 (${totalAvailable.toFixed(1)}g)</span>`);
                    } else {
                        statusElement.html(`<span class="text-danger">부족 (${totalAvailable.toFixed(1)}g)</span>`);
                    }
                }
            }
        });
    }

    // 재고 원장 보기
    let currentLedgerData = []; // 원본 데이터 저장

    function viewStockLedger(herbId, herbName) {
        const url = herbId ? `/api/stock-ledger?herb_id=${herbId}` : '/api/stock-ledger';

        $.get(url, function(response) {
            if (response.success) {
                // 원본 데이터 저장
                currentLedgerData = response.ledger;

                // 헤더 업데이트
                if (herbName) {
                    $('#stockLedgerModal .modal-title').html(`<i class="bi bi-journal-text"></i> ${herbName} 입출고 원장`);
                } else {
                    $('#stockLedgerModal .modal-title').html(`<i class="bi bi-journal-text"></i> 전체 입출고 원장`);
                }

                // 필터 적용하여 표시
                applyLedgerFilters();

                // 약재 필터 옵션 업데이트
                const herbFilter = $('#ledgerHerbFilter');
                if (herbFilter.find('option').length <= 1) {
                    response.summary.forEach(herb => {
                        herbFilter.append(`<option value="${herb.herb_item_id}">${herb.herb_name}</option>`);
                    });
                }

                $('#stockLedgerModal').modal('show');
            }
        }).fail(function() {
            alert('입출고 내역을 불러오는데 실패했습니다.');
        });
    }

    // 필터 적용 함수
    function applyLedgerFilters() {
        const typeFilter = $('#ledgerTypeFilter').val();
        const tbody = $('#stockLedgerList');
        tbody.empty();

        // 필터링된 데이터
        let filteredData = currentLedgerData;

        // 타입 필터 적용
        if (typeFilter) {
            filteredData = currentLedgerData.filter(entry => entry.event_type === typeFilter);
        }

        // 데이터 표시
        filteredData.forEach(entry => {
                    let typeLabel = '';
                    let typeBadge = '';
                    switch(entry.event_type) {
                        case 'PURCHASE':
                        case 'RECEIPT':
                            typeLabel = '입고';
                            typeBadge = 'badge bg-success';
                            break;
                        case 'CONSUME':
                            typeLabel = '출고';
                            typeBadge = 'badge bg-danger';
                            break;
                        case 'ADJUST':
                            typeLabel = '보정';
                            typeBadge = 'badge bg-warning';
                            break;
                        default:
                            typeLabel = entry.event_type;
                            typeBadge = 'badge bg-secondary';
                    }

                    const quantity = Math.abs(entry.quantity_delta);
                    const sign = entry.quantity_delta > 0 ? '+' : '-';
                    const quantityDisplay = entry.quantity_delta > 0
                        ? `<span class="text-success">+${quantity.toFixed(1)}g</span>`
                        : `<span class="text-danger">-${quantity.toFixed(1)}g</span>`;

                    const referenceInfo = entry.patient_name
                        ? `${entry.patient_name}`
                        : entry.supplier_name || '-';

                    tbody.append(`
                        <tr>
                            <td>${entry.event_time}</td>
                            <td><span class="${typeBadge}">${typeLabel}</span></td>
                            <td>${entry.herb_name}</td>
                            <td>${quantityDisplay}</td>
                            <td>${entry.unit_cost_per_g ? formatCurrency(entry.unit_cost_per_g) + '/g' : '-'}</td>
                            <td>${entry.origin_country || '-'}</td>
                            <td>${referenceInfo}</td>
                            <td>${entry.reference_no || '-'}</td>
                        </tr>
                    `);
        });

        // 데이터가 없는 경우
        if (filteredData.length === 0) {
            tbody.append(`
                <tr>
                    <td colspan="8" class="text-center text-muted">데이터가 없습니다.</td>
                </tr>
            `);
        }
    }

    // 입출고 원장 모달 버튼 이벤트
    $('#showStockLedgerBtn').on('click', function() {
        viewStockLedger(null, null);
    });

    // 필터 변경 이벤트
    $('#ledgerHerbFilter').on('change', function() {
        const herbId = $(this).val();

        // 약재 필터 변경 시 데이터 재로드
        if (herbId) {
            const herbName = $('#ledgerHerbFilter option:selected').text();
            viewStockLedger(herbId, herbName);
        } else {
            viewStockLedger(null, null);
        }
    });

    // 타입 필터 변경 이벤트 (현재 데이터에서 필터링만)
    $('#ledgerTypeFilter').on('change', function() {
        applyLedgerFilters();
    });

    // ==================== 재고 보정 ====================

    // 재고 보정 모달 열기
    $('#showStockAdjustmentBtn').on('click', function() {
        // 현재 날짜 설정
        $('#adjustmentDate').val(new Date().toISOString().split('T')[0]);
        $('#adjustmentItemsList').empty();
        $('#stockAdjustmentForm')[0].reset();
        $('#stockAdjustmentModal').modal('show');
    });

    // 재고 보정 내역 모달 열기
    $('#showAdjustmentHistoryBtn').on('click', function() {
        loadAdjustmentHistory();
    });

    // 재고 보정 내역 로드
    function loadAdjustmentHistory() {
        $.get('/api/stock-adjustments', function(response) {
            if (response.success) {
                const tbody = $('#adjustmentHistoryList');
                tbody.empty();

                if (response.data.length === 0) {
                    tbody.append(`
                        <tr>
                            <td colspan="7" class="text-center text-muted">보정 내역이 없습니다.</td>
                        </tr>
                    `);
                } else {
                    response.data.forEach(adj => {
                        // 보정 유형 한글 변환
                        let typeLabel = '';
                        switch(adj.adjustment_type) {
                            case 'LOSS': typeLabel = '감모/손실'; break;
                            case 'FOUND': typeLabel = '발견'; break;
                            case 'RECOUNT': typeLabel = '재고조사'; break;
                            case 'DAMAGE': typeLabel = '파손'; break;
                            case 'EXPIRE': typeLabel = '유통기한 경과'; break;
                            default: typeLabel = adj.adjustment_type;
                        }

                        tbody.append(`
                            <tr>
                                <td>${adj.adjustment_date}</td>
                                <td><code>${adj.adjustment_no}</code></td>
                                <td><span class="badge bg-warning">${typeLabel}</span></td>
                                <td>${adj.detail_count || 0}개</td>
                                <td>${adj.created_by || '-'}</td>
                                <td>${adj.notes || '-'}</td>
                                <td>
                                    <button class="btn btn-sm btn-outline-info view-adjustment-detail"
                                            data-id="${adj.adjustment_id}">
                                        <i class="bi bi-eye"></i> 상세
                                    </button>
                                </td>
                            </tr>
                        `);
                    });

                    // 상세보기 버튼 이벤트
                    $('.view-adjustment-detail').on('click', function() {
                        const adjustmentId = $(this).data('id');
                        viewAdjustmentDetail(adjustmentId);
                    });
                }

                $('#adjustmentHistoryModal').modal('show');
            }
        }).fail(function() {
            alert('보정 내역을 불러오는데 실패했습니다.');
        });
    }

    // 재고 보정 상세 조회
    function viewAdjustmentDetail(adjustmentId) {
        $.get(`/api/stock-adjustments/${adjustmentId}`, function(response) {
            if (response.success) {
                const data = response.data;

                // 보정 정보 표시
                $('#detailAdjustmentNo').text(data.adjustment_no);
                $('#detailAdjustmentDate').text(data.adjustment_date);

                // 보정 유형 한글 변환
                let typeLabel = '';
                switch(data.adjustment_type) {
                    case 'LOSS': typeLabel = '감모/손실'; break;
                    case 'FOUND': typeLabel = '발견'; break;
                    case 'RECOUNT': typeLabel = '재고조사'; break;
                    case 'DAMAGE': typeLabel = '파손'; break;
                    case 'EXPIRE': typeLabel = '유통기한 경과'; break;
                    default: typeLabel = data.adjustment_type;
                }
                $('#detailAdjustmentType').html(`<span class="badge bg-warning">${typeLabel}</span>`);
                $('#detailAdjustmentCreatedBy').text(data.created_by || '-');
                $('#detailAdjustmentNotes').text(data.notes || '-');

                // 보정 상세 항목 표시
                const itemsBody = $('#detailAdjustmentItems');
                itemsBody.empty();

                if (data.details && data.details.length > 0) {
                    data.details.forEach(item => {
                        const delta = item.quantity_delta;
                        let deltaHtml = '';
                        if (delta > 0) {
                            deltaHtml = `<span class="text-success">+${delta.toFixed(1)}g</span>`;
                        } else if (delta < 0) {
                            deltaHtml = `<span class="text-danger">${delta.toFixed(1)}g</span>`;
                        } else {
                            deltaHtml = '<span class="text-muted">0g</span>';
                        }

                        itemsBody.append(`
                            <tr>
                                <td>${item.herb_name}</td>
                                <td>${item.insurance_code || '-'}</td>
                                <td>${item.origin_country || '-'}</td>
                                <td>#${item.lot_id}</td>
                                <td>${item.quantity_before.toFixed(1)}g</td>
                                <td>${item.quantity_after.toFixed(1)}g</td>
                                <td>${deltaHtml}</td>
                                <td>${item.reason || '-'}</td>
                            </tr>
                        `);
                    });
                }

                // 보정 상세 모달 표시
                $('#adjustmentDetailModal').modal('show');
            }
        }).fail(function() {
            alert('보정 상세 정보를 불러오는데 실패했습니다.');
        });
    }

    // 보정 대상 약재 추가
    let adjustmentItemCount = 0;
    $('#addAdjustmentItemBtn').on('click', function() {
        addAdjustmentItemRow();
    });

    function addAdjustmentItemRow() {
        adjustmentItemCount++;
        const rowId = `adj-item-${adjustmentItemCount}`;

        const newRow = $(`
            <tr data-row-id="${rowId}">
                <td>
                    <select class="form-select form-select-sm adj-herb-select" required>
                        <option value="">약재 선택</option>
                    </select>
                </td>
                <td>
                    <select class="form-select form-select-sm adj-lot-select" disabled required>
                        <option value="">약재 먼저 선택</option>
                    </select>
                </td>
                <td class="before-qty text-end">-</td>
                <td>
                    <input type="number" class="form-control form-control-sm after-qty-input"
                           min="0" step="0.1" placeholder="0.0" required>
                </td>
                <td class="delta-qty text-end">-</td>
                <td>
                    <input type="text" class="form-control form-control-sm reason-input"
                           placeholder="사유">
                </td>
                <td>
                    <button type="button" class="btn btn-sm btn-outline-danger remove-adj-item">
                        <i class="bi bi-x"></i>
                    </button>
                </td>
            </tr>
        `);

        $('#adjustmentItemsList').append(newRow);

        // 약재 목록 로드
        loadHerbsForSelect(newRow.find('.adj-herb-select'));

        // 약재 선택 이벤트
        newRow.find('.adj-herb-select').on('change', function() {
            const herbId = $(this).val();
            const row = $(this).closest('tr');

            if (herbId) {
                loadLotsForAdjustment(herbId, row);
            } else {
                row.find('.adj-lot-select').empty().append('<option value="">약재 먼저 선택</option>').prop('disabled', true);
                row.find('.before-qty').text('-');
                row.find('.after-qty-input').val('');
                row.find('.delta-qty').text('-');
            }
        });

        // 로트 선택 이벤트
        newRow.find('.adj-lot-select').on('change', function() {
            const selectedOption = $(this).find('option:selected');
            const row = $(this).closest('tr');

            if (selectedOption.val()) {
                const beforeQty = parseFloat(selectedOption.data('qty')) || 0;
                row.find('.before-qty').text(beforeQty.toFixed(1) + 'g');
                row.data('before-qty', beforeQty);

                // 기존 변경후 값이 있으면 델타 재계산
                const afterQty = parseFloat(row.find('.after-qty-input').val());
                if (!isNaN(afterQty)) {
                    updateDelta(row, beforeQty, afterQty);
                }
            } else {
                row.find('.before-qty').text('-');
                row.find('.after-qty-input').val('');
                row.find('.delta-qty').text('-');
            }
        });

        // 변경후 수량 입력 이벤트
        newRow.find('.after-qty-input').on('input', function() {
            const row = $(this).closest('tr');
            const beforeQty = row.data('before-qty') || 0;
            const afterQty = parseFloat($(this).val()) || 0;

            updateDelta(row, beforeQty, afterQty);
        });

        // 삭제 버튼
        newRow.find('.remove-adj-item').on('click', function() {
            $(this).closest('tr').remove();
        });
    }

    // 약재별 로트 목록 로드
    function loadLotsForAdjustment(herbId, row) {
        $.get(`/api/inventory/detail/${herbId}`, function(response) {
            if (response.success) {
                const lotSelect = row.find('.adj-lot-select');
                lotSelect.empty();
                lotSelect.append('<option value="">로트/원산지 선택</option>');

                const data = response.data;

                // 원산지별로 로트 표시
                data.origins.forEach(origin => {
                    const optgroup = $(`<optgroup label="${origin.origin_country}">`);

                    origin.lots.forEach(lot => {
                        optgroup.append(`
                            <option value="${lot.lot_id}"
                                    data-qty="${lot.quantity_onhand}"
                                    data-origin="${origin.origin_country}">
                                로트#${lot.lot_id} - ${lot.quantity_onhand.toFixed(1)}g (${lot.received_date})
                            </option>
                        `);
                    });

                    lotSelect.append(optgroup);
                });

                lotSelect.prop('disabled', false);
            }
        }).fail(function() {
            alert('재고 정보를 불러오는데 실패했습니다.');
        });
    }

    // 델타 계산 및 표시
    function updateDelta(row, beforeQty, afterQty) {
        const delta = afterQty - beforeQty;
        const deltaElement = row.find('.delta-qty');

        if (delta > 0) {
            deltaElement.html(`<span class="text-success">+${delta.toFixed(1)}g</span>`);
        } else if (delta < 0) {
            deltaElement.html(`<span class="text-danger">${delta.toFixed(1)}g</span>`);
        } else {
            deltaElement.html('<span class="text-muted">0g</span>');
        }

        row.data('delta', delta);
    }

    // 재고 보정 저장 버튼
    $('#saveAdjustmentBtn').on('click', function() {
        saveStockAdjustment();
    });

    // 재고 보정 저장
    $('#stockAdjustmentForm').on('submit', function(e) {
        e.preventDefault();
        saveStockAdjustment();
    });

    function saveStockAdjustment() {
        const items = [];
        let hasError = false;

        $('#adjustmentItemsList tr').each(function() {
            const herbId = $(this).find('.adj-herb-select').val();
            const lotId = $(this).find('.adj-lot-select').val();
            const beforeQty = $(this).data('before-qty');
            const afterQty = parseFloat($(this).find('.after-qty-input').val());
            const delta = $(this).data('delta');
            const reason = $(this).find('.reason-input').val();

            if (!herbId || !lotId) {
                hasError = true;
                return false;
            }

            items.push({
                herb_item_id: parseInt(herbId),
                lot_id: parseInt(lotId),
                quantity_before: beforeQty,
                quantity_after: afterQty,
                quantity_delta: delta,
                reason: reason
            });
        });

        if (hasError) {
            alert('모든 항목의 약재와 로트를 선택해주세요.');
            return;
        }

        if (items.length === 0) {
            alert('보정할 항목을 추가해주세요.');
            return;
        }

        const adjustmentData = {
            adjustment_date: $('#adjustmentDate').val(),
            adjustment_type: $('#adjustmentType').val(),
            created_by: $('#adjustmentCreatedBy').val() || 'SYSTEM',
            notes: $('#adjustmentNotes').val(),
            details: items  // API expects 'details', not 'items'
        };

        $.ajax({
            url: '/api/stock-adjustments',
            method: 'POST',
            contentType: 'application/json',
            data: JSON.stringify(adjustmentData),
            success: function(response) {
                if (response.success) {
                    alert(`재고 보정이 완료되었습니다.\n보정번호: ${response.adjustment_no}\n항목 수: ${items.length}개`);
                    $('#stockAdjustmentModal').modal('hide');

                    // 재고 목록 새로고침
                    loadInventory();
                }
            },
            error: function(xhr) {
                alert('오류: ' + (xhr.responseJSON?.error || '재고 보정 실패'));
            }
        });
    }

    function formatCurrency(amount) {
        if (amount === null || amount === undefined) return '0원';
        return new Intl.NumberFormat('ko-KR', {
            style: 'currency',
            currency: 'KRW'
        }).format(amount);
    }

    // ==================== 주성분코드 기반 약재 관리 ====================
    let allHerbMasters = [];  // 전체 약재 데이터 저장
    let currentFilter = 'all';  // 현재 필터 상태

    // 약재 마스터 목록 로드
    function loadHerbMasters() {
        $.get('/api/herbs/masters', function(response) {
            if (response.success) {
                allHerbMasters = response.data;

                // 통계 정보 표시
                const summary = response.summary;
                $('#herbMasterSummary').html(`
                    <div class="row align-items-center">
                        <div class="col-md-9">
                            <h6 class="mb-2">📊 급여 약재 현황</h6>
                            <div class="d-flex align-items-center">
                                <div class="me-4">
                                    <strong>전체:</strong> ${summary.total_herbs}개 주성분
                                </div>
                                <div class="me-4">
                                    <strong>재고 있음:</strong> <span class="text-success">${summary.herbs_with_stock}개</span>
                                </div>
                                <div class="me-4">
                                    <strong>재고 없음:</strong> <span class="text-secondary">${summary.herbs_without_stock}개</span>
                                </div>
                                <div>
                                    <strong>보유율:</strong> <span class="badge bg-primary fs-6">${summary.coverage_rate}%</span>
                                </div>
                            </div>
                        </div>
                        <div class="col-md-3">
                            <div class="progress" style="height: 25px;">
                                <div class="progress-bar bg-success" role="progressbar"
                                     style="width: ${summary.coverage_rate}%"
                                     aria-valuenow="${summary.coverage_rate}"
                                     aria-valuemin="0" aria-valuemax="100">
                                    ${summary.herbs_with_stock} / ${summary.total_herbs}
                                </div>
                            </div>
                        </div>
                    </div>
                `);

                // 목록 표시
                displayHerbMasters(allHerbMasters);
            }
        });
    }

    // 약재 목록 표시
    function displayHerbMasters(herbs) {
        const tbody = $('#herbMastersList');
        tbody.empty();

        // 필터링
        let filteredHerbs = herbs;
        if (currentFilter === 'stock') {
            filteredHerbs = herbs.filter(h => h.has_stock);
        } else if (currentFilter === 'no-stock') {
            filteredHerbs = herbs.filter(h => !h.has_stock);
        }

        // 검색 필터
        const searchText = $('#herbSearch').val().toLowerCase();
        if (searchText) {
            filteredHerbs = filteredHerbs.filter(h =>
                h.herb_name.toLowerCase().includes(searchText) ||
                h.ingredient_code.toLowerCase().includes(searchText)
            );
        }

        // 효능 필터
        const efficacyFilter = $('#efficacyFilter').val();
        if (efficacyFilter) {
            filteredHerbs = filteredHerbs.filter(h =>
                h.efficacy_tags && h.efficacy_tags.includes(efficacyFilter)
            );
        }

        // 표시
        filteredHerbs.forEach(herb => {
            // 효능 태그 표시
            let efficacyTags = '';
            if (herb.efficacy_tags && herb.efficacy_tags.length > 0) {
                efficacyTags = herb.efficacy_tags.map(tag =>
                    `<span class="badge bg-success ms-1">${tag}</span>`
                ).join('');
            }

            // 상태 표시
            const statusBadge = herb.has_stock
                ? '<span class="badge bg-success">재고 있음</span>'
                : '<span class="badge bg-secondary">재고 없음</span>';

            // 재고량 표시
            const stockDisplay = herb.stock_quantity > 0
                ? `${herb.stock_quantity.toFixed(1)}g`
                : '-';

            // 평균단가 표시
            const priceDisplay = herb.avg_price > 0
                ? formatCurrency(herb.avg_price)
                : '-';

            tbody.append(`
                <tr class="${herb.has_stock ? '' : 'table-secondary'}">
                    <td><code>${herb.ingredient_code}</code></td>
                    <td><strong>${herb.herb_name}</strong></td>
                    <td>${efficacyTags}</td>
                    <td>${stockDisplay}</td>
                    <td>${priceDisplay}</td>
                    <td>${herb.product_count || 0}개</td>
                    <td>${statusBadge}</td>
                    <td>
                        <button class="btn btn-sm btn-outline-primary" onclick="viewHerbDetail('${herb.ingredient_code}')">
                            <i class="bi bi-eye"></i> 상세
                        </button>
                    </td>
                </tr>
            `);
        });

        if (filteredHerbs.length === 0) {
            tbody.append('<tr><td colspan="8" class="text-center">표시할 약재가 없습니다.</td></tr>');
        }
    }

    // 약재 상세 보기
    function viewHerbDetail(ingredientCode) {
        // TODO: 약재 상세 모달 구현
        console.log('View detail for:', ingredientCode);
    }

    // 필터 버튼 이벤트
    $('#herbs .btn-group button[data-filter]').on('click', function() {
        $('#herbs .btn-group button').removeClass('active');
        $(this).addClass('active');
        currentFilter = $(this).data('filter');
        displayHerbMasters(allHerbMasters);
    });

    // 검색 이벤트
    $('#herbSearch').on('keyup', function() {
        displayHerbMasters(allHerbMasters);
    });

    // 효능 필터 이벤트
    $('#efficacyFilter').on('change', function() {
        displayHerbMasters(allHerbMasters);
    });

    // 약재 관리 페이지가 활성화되면 데이터 로드
    $('.nav-link[data-page="herbs"]').on('click', function() {
        setTimeout(() => loadHerbMasters(), 100);
    });

    // ==================== 로트 배분 모달 관련 함수들 ====================

    // 로트 배분 모달 열기
    window.openLotAllocationModal = function(herbId, requiredQty, row, data) {
        currentLotAllocation = {
            herbId: herbId,
            requiredQty: requiredQty,
            row: row,
            data: data
        };

        // 모달 초기화
        $('#lotAllocationHerbName').text(data.herb_name);
        $('#lotAllocationRequired').text(requiredQty.toFixed(1));
        $('#lotAllocationError').addClass('d-none');

        // 로트 목록 생성
        const tbody = $('#lotAllocationList');
        tbody.empty();

        // 모든 로트를 하나의 목록으로 표시
        let allLots = [];
        data.origins.forEach(origin => {
            origin.lots.forEach(lot => {
                allLots.push({
                    ...lot,
                    origin: origin.origin_country
                });
            });
        });

        // 단가 순으로 정렬
        allLots.sort((a, b) => a.unit_price_per_g - b.unit_price_per_g);

        allLots.forEach(lot => {
            tbody.append(`
                <tr data-lot-id="${lot.lot_id}">
                    <td>#${lot.lot_id}</td>
                    <td>${lot.origin || '미지정'}</td>
                    <td>${lot.quantity_onhand.toFixed(1)}g</td>
                    <td>${formatCurrency(lot.unit_price_per_g)}/g</td>
                    <td>
                        <input type="number" class="form-control form-control-sm lot-allocation-input"
                               min="0" max="${lot.quantity_onhand}" step="0.1" value="0"
                               data-max="${lot.quantity_onhand}" data-price="${lot.unit_price_per_g}">
                    </td>
                    <td class="lot-subtotal">0원</td>
                </tr>
            `);
        });

        // 입력 이벤트
        $('.lot-allocation-input').on('input', function() {
            updateLotAllocationSummary();
        });

        $('#lotAllocationModal').modal('show');
    };

    // 로트 배분 합계 업데이트
    function updateLotAllocationSummary() {
        let totalQty = 0;
        let totalCost = 0;

        $('.lot-allocation-input').each(function() {
            const qty = parseFloat($(this).val()) || 0;
            const price = parseFloat($(this).data('price')) || 0;
            const subtotal = qty * price;

            totalQty += qty;
            totalCost += subtotal;

            // 소계 표시
            $(this).closest('tr').find('.lot-subtotal').text(formatCurrency(subtotal) + '원');
        });

        $('#lotAllocationTotal').text(totalQty.toFixed(1));
        $('#lotAllocationSumQty').text(totalQty.toFixed(1) + 'g');
        $('#lotAllocationSumCost').text(formatCurrency(totalCost) + '원');

        // 검증
        const required = currentLotAllocation.requiredQty;
        const diff = Math.abs(totalQty - required);

        if (diff > 0.01) {
            $('#lotAllocationError')
                .removeClass('d-none')
                .text(`필요량(${required.toFixed(1)}g)과 배분 합계(${totalQty.toFixed(1)}g)가 일치하지 않습니다.`);
            $('#lotAllocationConfirmBtn').prop('disabled', true);
        } else {
            $('#lotAllocationError').addClass('d-none');
            $('#lotAllocationConfirmBtn').prop('disabled', false);
        }
    }

    // 자동 배분
    $('#lotAllocationAutoBtn').on('click', function() {
        let remaining = currentLotAllocation.requiredQty;

        $('.lot-allocation-input').each(function() {
            const maxAvailable = parseFloat($(this).data('max'));
            const allocate = Math.min(remaining, maxAvailable);

            $(this).val(allocate.toFixed(1));
            remaining -= allocate;

            if (remaining <= 0) return false; // break
        });

        updateLotAllocationSummary();
    });

    // 로트 배분 확인
    $('#lotAllocationConfirmBtn').on('click', function() {
        const allocations = [];

        $('.lot-allocation-input').each(function() {
            const qty = parseFloat($(this).val()) || 0;
            if (qty > 0) {
                const lotId = $(this).closest('tr').data('lot-id');
                allocations.push({
                    lot_id: lotId,
                    quantity: qty
                });
            }
        });

        // 현재 행에 로트 배분 정보 저장
        currentLotAllocation.row.attr('data-lot-assignments', JSON.stringify(allocations));

        // 상태 표시 업데이트
        const statusElement = currentLotAllocation.row.find('.stock-status');
        statusElement.html(`<span class="text-info">수동 배분 (${allocations.length}개 로트)</span>`);

        $('#lotAllocationModal').modal('hide');
    });

    // 조제 실행 시 lot_assignments 포함
    window.getIngredientDataForCompound = function() {
        const ingredients = [];

        $('#compoundIngredients tr').each(function() {
            const herbId = $(this).attr('data-herb-id');
            if (herbId) {
                const ingredient = {
                    herb_item_id: parseInt(herbId),
                    grams_per_cheop: parseFloat($(this).find('.grams-per-cheop').val()) || 0,
                    total_grams: parseFloat($(this).find('.total-grams').text()) || 0,
                    origin: $(this).find('.origin-select').val() || 'auto'
                };

                // 수동 로트 배분이 있는 경우
                const lotAssignments = $(this).attr('data-lot-assignments');
                if (lotAssignments) {
                    ingredient.lot_assignments = JSON.parse(lotAssignments);
                    ingredient.origin = 'manual';  // origin을 manual로 설정
                }

                ingredients.push(ingredient);
            }
        });

        return ingredients;
    };
});