#!/usr/bin/env python3
"""
产品简介标准化接口
参数:
  product_id: 产品ID (product表id)
  product_code: 产品编码 (可选，与product_id二选一)
  category_id: 类别ID (可选，返回该类别下所有产品的简介)
返回:
  {success, data: [{id, product_code, product_name, category_name, brief_intro, price, currency, enabled_date, expired_date, status}]}
"""
import json

result = {'success': False, 'data': [], 'total': 0}

try:
    dbname = get_module_dbname('product_management')
    product_id = params_kw.get('product_id', '')
    product_code = params_kw.get('product_code', '')
    category_id = params_kw.get('category_id', '')
    
    conditions = ["p.status = '1'"]
    params = {}
    
    if product_id:
        conditions.append("p.id = ${product_id}$")
        params['product_id'] = product_id
    elif product_code:
        conditions.append("p.product_code = ${product_code}$")
        params['product_code'] = product_code
    
    if category_id:
        conditions.append("p.category_id = ${category_id}$")
        params['category_id'] = category_id
    
    where_clause = " AND ".join(conditions)
    
    sql = f"""SELECT p.id, p.product_code, p.product_name, p.category_id,
                     pc.name as category_name, p.brief_intro, 
                     p.price, p.currency, p.enabled_date, p.expired_date, 
                     p.status, p.product_table_name, p.product_table_id
              FROM product p
              LEFT JOIN product_category pc ON p.category_id = pc.id
              WHERE {where_clause}
              ORDER BY p.sort_order ASC, p.created_at DESC"""
    
    async with DBPools().sqlorContext(dbname) as sor:
        rows = await sor.sqlExe(sql, params)
        rows = rows or []
        
        # Check enabled/expired date
        import datetime
        today = datetime.date.today().isoformat()
        active_products = []
        for r in rows:
            enabled = str(r.get('enabled_date', '') or '')
            expired = str(r.get('expired_date', '') or '')
            is_active = True
            if enabled and enabled > today:
                is_active = False
            if expired and expired < today:
                is_active = False
            r['is_active'] = is_active
            active_products.append(r)
        
        result['data'] = [dict(r) for r in active_products]
        result['total'] = len(result['data'])
        result['success'] = True

except Exception as e:
    result['error'] = str(e)

return json.dumps(result, ensure_ascii=False, default=str)