# -*- coding: utf-8 -*-
import sys
import io
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8', errors='replace')
sys.path.insert(0, 'c:\\Users\\청춘약국\\source\\pharmacy-pos-qr-system\\backend')

from db.dbsetup import get_db_session
from sqlalchemy import text

session = get_db_session('PM_DRUG')

print('=== CD_ITEM_UNIT_MEMBER 테이블 구조 ===\n')
result = session.execute(text("""
    SELECT COLUMN_NAME, DATA_TYPE
    FROM INFORMATION_SCHEMA.COLUMNS
    WHERE TABLE_NAME = 'CD_ITEM_UNIT_MEMBER'
    ORDER BY ORDINAL_POSITION
"""))
for row in result:
    print(f'  {row.COLUMN_NAME}: {row.DATA_TYPE}')

print('\n=== 관계 확인: 안텔민킹 ===\n')

# CD_GOODS
print('1. CD_GOODS:')
result = session.execute(text("""
    SELECT DrugCode, GoodsName, BARCODE
    FROM CD_GOODS WHERE DrugCode = 'LB000003157'
"""))
for row in result:
    print(f'   DrugCode: {row.DrugCode}')
    print(f'   GoodsName: {row.GoodsName}')
    print(f'   BARCODE: [{row.BARCODE}]')

# CD_SALEGOODS
print('\n2. CD_SALEGOODS:')
result = session.execute(text("""
    SELECT DrugCode, GoodsName, BARCODE
    FROM CD_SALEGOODS WHERE DrugCode = 'LB000003157'
"""))
for row in result:
    print(f'   DrugCode: {row.DrugCode}')
    print(f'   BARCODE: [{row.BARCODE}]')

# CD_ITEM_UNIT_MEMBER
print('\n3. CD_ITEM_UNIT_MEMBER:')
result = session.execute(text("""
    SELECT DRUGCODE, CD_CD_UNIT, CD_CD_BARCODE, CHANGE_DATE
    FROM CD_ITEM_UNIT_MEMBER 
    WHERE DRUGCODE = 'LB000003157'
    ORDER BY SN DESC
"""))
for row in result:
    print(f'   DRUGCODE: {row.DRUGCODE} | UNIT: {row.CD_CD_UNIT} | BARCODE: {row.CD_CD_BARCODE} | DATE: {row.CHANGE_DATE}')

# CD_SALEGOODS.BARCODE 와 CD_ITEM_UNIT_MEMBER.CD_CD_BARCODE 비교
print('\n=== 다른 제품으로 관계 확인 (안텔민) ===\n')
result = session.execute(text("""
    SELECT 
        g.DrugCode,
        g.GoodsName,
        s.BARCODE as SALE_BARCODE,
        u.CD_CD_BARCODE as UNIT_BARCODE,
        u.CD_CD_UNIT
    FROM CD_GOODS g
    LEFT JOIN CD_SALEGOODS s ON g.DrugCode = s.DrugCode
    LEFT JOIN CD_ITEM_UNIT_MEMBER u ON g.DrugCode = u.DRUGCODE
    WHERE g.GoodsName LIKE N'%안텔민%'
    ORDER BY g.DrugCode, u.SN DESC
"""))

current_drug = None
for row in result:
    if row.DrugCode != current_drug:
        print(f'\n{row.DrugCode}: {row.GoodsName}')
        print(f'  CD_SALEGOODS.BARCODE: {row.SALE_BARCODE}')
        current_drug = row.DrugCode
    print(f'    └ CD_ITEM_UNIT_MEMBER: {row.UNIT_BARCODE} (UNIT: {row.CD_CD_UNIT})')

session.close()