pharmacy-pos-qr-system/backend/baekje_api.py

# -*- coding: utf-8 -*-
"""
백제약품 도매상 API - Flask Blueprint

핵심 로직은 wholesale 패키지에서 가져옴
이 파일은 Flask 웹 API 연동만 담당
"""

import time
import logging

from flask import Blueprint, jsonify, request as flask_request

# wholesale 패키지 경로 설정
import wholesale_path

# wholesale 패키지에서 핵심 클래스 가져오기
from wholesale import BaekjeSession

logger = logging.getLogger(__name__)

# Blueprint 생성
baekje_bp = Blueprint('baekje', __name__, url_prefix='/api/baekje')


# ========== 세션 관리 ==========

_baekje_session = None

def get_baekje_session():
    global _baekje_session
    if _baekje_session is None:
        _baekje_session = BaekjeSession()
    return _baekje_session


def search_baekje_stock(keyword: str):
    """백제약품 재고 검색"""
    try:
        session = get_baekje_session()
        result = session.search_products(keyword)
        
        if result.get('success'):
            return {
                'success': True,
                'keyword': keyword,
                'count': result['total'],
                'items': result['items']
            }
        else:
            return result
        
    except Exception as e:
        logger.error(f"백제약품 검색 오류: {e}")
        return {'success': False, 'error': 'SEARCH_ERROR', 'message': str(e)}


# ========== Flask API Routes ==========

@baekje_bp.route('/stock', methods=['GET'])
def api_baekje_stock():
    """
    백제약품 재고 조회 API
    
    GET /api/baekje/stock?kd_code=672300240
    GET /api/baekje/stock?keyword=타이레놀
    """
    kd_code = flask_request.args.get('kd_code', '').strip()
    keyword = flask_request.args.get('keyword', '').strip()
    
    search_term = kd_code or keyword
    
    if not search_term:
        return jsonify({
            'success': False,
            'error': 'MISSING_PARAM',
            'message': 'kd_code 또는 keyword 파라미터가 필요합니다'
        }), 400
    
    try:
        result = search_baekje_stock(search_term)
        return jsonify(result)
    except Exception as e:
        logger.error(f"백제약품 API 오류: {e}")
        return jsonify({
            'success': False,
            'error': 'API_ERROR',
            'message': str(e)
        }), 500


@baekje_bp.route('/session-status', methods=['GET'])
def api_session_status():
    """세션 상태 확인"""
    session = get_baekje_session()
    return jsonify({
        'success': True,
        'wholesaler': 'baekje',
        'name': '백제약품',
        'logged_in': session._logged_in,
        'last_login': session._last_login,
        'session_timeout': session.SESSION_TIMEOUT
    })


@baekje_bp.route('/login', methods=['POST'])
def api_login():
    """수동 로그인"""
    session = get_baekje_session()
    success = session.login()
    return jsonify({
        'success': success,
        'message': '로그인 성공' if success else '로그인 실패'
    })


@baekje_bp.route('/cart', methods=['GET'])
def api_get_cart():
    """장바구니 조회"""
    session = get_baekje_session()
    result = session.get_cart()
    return jsonify(result)


@baekje_bp.route('/cart', methods=['POST'])
def api_add_to_cart():
    """
    장바구니 추가
    
    POST /api/baekje/cart
    {
        "product_code": "672300240",
        "quantity": 2
    }
    """
    data = flask_request.get_json() or {}
    product_code = data.get('product_code', '').strip()
    quantity = int(data.get('quantity', 1))
    
    if not product_code:
        return jsonify({
            'success': False,
            'error': 'MISSING_PARAM',
            'message': 'product_code 필요'
        }), 400
    
    session = get_baekje_session()
    result = session.add_to_cart(product_code, quantity)
    return jsonify(result)


@baekje_bp.route('/order', methods=['POST'])
def api_submit_order():
    """
    주문 등록
    
    POST /api/baekje/order
    {
        "memo": "긴급 요청"
    }
    """
    data = flask_request.get_json() or {}
    memo = data.get('memo', '')
    
    session = get_baekje_session()
    result = session.submit_order(memo)
    return jsonify(result)


# ========== 프론트엔드 통합용 ==========

@baekje_bp.route('/search-for-order', methods=['POST'])
def api_search_for_order():
    """
    발주용 재고 검색 (프론트엔드 통합용)
    
    POST /api/baekje/search-for-order
    {
        "kd_code": "672300240",
        "product_name": "타이레놀",
        "specification": "500T"
    }
    """
    data = flask_request.get_json() or {}
    kd_code = data.get('kd_code', '').strip()
    product_name = data.get('product_name', '').strip()
    specification = data.get('specification', '').strip()
    
    search_term = kd_code or product_name
    
    if not search_term:
        return jsonify({
            'success': False,
            'error': 'MISSING_PARAM'
        }), 400
    
    result = search_baekje_stock(search_term)
    
    if result.get('success') and specification:
        # 규격 필터링
        filtered = [
            item for item in result.get('items', [])
            if specification.lower() in item.get('spec', '').lower()
        ]
        result['items'] = filtered
        result['count'] = len(filtered)
    
    return jsonify(result)