import configparser
import pandas as pd
from sqlalchemy import create_engine
from urllib.parse import quote_plus
# 读取配置文件
config = configparser.ConfigParser()
config.read('config.ini')

# 获取数据库连接配置
source_config = {
    'host': config.get('source_db', 'host'),
    'user': config.get('source_db', 'user'),
    'password': config.get('source_db', 'password'),
    'database': config.get('source_db', 'database'),
    'port': config.getint('source_db', 'port')
}

target_config = {
    'host': config.get('target_db', 'host'),
    'user': config.get('target_db', 'user'),
    'password': config.get('target_db', 'password'),
    'database': config.get('target_db', 'database'),
    'port': config.getint('target_db', 'port')
}

# 创建数据库引擎
source_engine = create_engine(
    f"mysql+pymysql://{source_config['user']}:{quote_plus(source_config['password'])}@{source_config['host']}:{source_config['port']}/{source_config['database']}"
)
target_engine = create_engine(
    f"mysql+pymysql://{target_config['user']}:{quote_plus(target_config['password'])}@{target_config['host']}:{target_config['port']}/{target_config['database']}"
)


def process_suppliers():
    """处理bm_supplier表数据到ma_supplier_info"""
    try:
        # 读取源数据
        df = pd.read_sql("SELECT * FROM bm_supplier", source_engine)

        # 按照规则转换数据
        result = pd.DataFrame()
        result['supplier_id'] = df['ID'] + 500  # ID加500
        result['supplier'] = df['NAME']
        result['address'] = df['ADDRESS']
        result['legal_person'] = df['LEGAL_PERSON']
        result['PHONE'] = df['PHONE_NUMBER']
        result['business_scope'] = df['BUSINESS']

        # 写入目标表
        result.to_sql('ma_supplier_info', target_engine,
                      if_exists='append', index=False)

        print(f"成功转换并导入 {len(result)} 条记录到 ma_supplier_info")
        return True

    except Exception as e:
        print(f"处理 bm_supplier 时发生错误: {str(e)}")
        return False


if __name__ == "__main__":
    process_suppliers()