#!/usr/bin/env python3
import json, time
from appPublic.uniqueID import getID

result = {'widgettype': 'Message', 'options': {'title': 'Error', 'message': 'Invalid', 'type': 'error'}}

try:
    dbname = get_module_dbname('product_management')
    user_id = await get_user()
    now = time.strftime('%Y-%m-%d %H:%M:%S')
    
    data = dict(params_kw)
    data['id'] = getID()
    data['created_by'] = user_id
    data['created_at'] = now
    data['updated_at'] = now
    if 'status' not in data:
        data['status'] = '1'
    if 'sort_order' not in data:
        data['sort_order'] = '0'
    if 'price_type' not in data:
        data['price_type'] = '1'
    if 'price' not in data:
        data['price'] = '0.00'
    if 'currency' not in data:
        data['currency'] = 'CNY'
    
    # If category_id is set but product_table_name is not, look it up from category
    if data.get('category_id') and not data.get('product_table_name'):
        sql = """SELECT product_table_name FROM product_category 
                 WHERE id = ${category_id}$ AND has_product='1'"""
        async with DBPools().sqlorContext(dbname) as sor:
            rows = await sor.sqlExe(sql, {'category_id': data['category_id']})
            if rows:
                data['product_table_name'] = rows[0]['product_table_name']
    
    async with DBPools().sqlorContext(dbname) as sor:
        await sor.C('product', data)
    
    result = {'widgettype': 'Message', 'options': {'title': 'Success', 'message': '产品创建成功', 'type': 'success'}}

except Exception as e:
    result['options'] = {'title': 'Error', 'message': '创建失败: ' + str(e), 'type': 'error'}

return json.dumps(result, ensure_ascii=False)