from fastapi import APIRouter, Depends, Form, Request
from sqlalchemy.ext.asyncio import AsyncSession
from config.get_db import get_db
from module_admin.aspect.interface_auth import CheckUserInterfaceAuth
from module_admin.service.login_service import LoginService
from module_admin.service.data_asset_service import DataAssetService
from module_admin.entity.vo.data_asset_vo import DataAssetBatchModel, DataAssetPageQueryModel, DataAssetResultModel, DataAssetSearchModel
from utils.log_util import logger
from utils.page_util import PageResponseModel
from utils.response_util import ResponseUtil
from typing import List
from config.enums import BusinessType
from utils.common_util import bytes2file_response
from module_admin.annotation.log_annotation import Log

dataAssetController = APIRouter(prefix='/system/dataAsset')


@dataAssetController.get('/list', response_model=PageResponseModel)
async def get_data_asset_list(
    request: Request,
    data_asset_page_query: DataAssetPageQueryModel = Depends(DataAssetPageQueryModel.as_query),
    query_db: AsyncSession = Depends(get_db),
):
    """
    获取数据资产信息列表
    
    :param request: 请求对象
    :param data_asset_page_query: 查询参数
    :param query_db: 数据库会话
    :return: 数据资产信息列表
    """
    # 获取分页数据
    data_asset_page_query_result = await DataAssetService.get_data_asset_list_services(
        query_db, data_asset_page_query, is_page=True
    )
    logger.info('获取数据资产信息列表成功')

    return ResponseUtil.success(model_content=data_asset_page_query_result)


@dataAssetController.post('/batch')
async def batch_process_data_asset(
    request: Request,
    batch_data: DataAssetBatchModel,
    query_db: AsyncSession = Depends(get_db),
):
    """
    批量处理数据资产信息（新增/修改/删除）
    
    :param request: 请求对象
    :param batch_data: 批量处理数据
    :param query_db: 数据库会话
    :return: 处理结果
    """
    try:
        # 批量处理数据资产
        result = await DataAssetService.batch_process_data_asset_services(query_db, batch_data)
        
        # 记录处理结果
        logger.info(f'批量处理数据资产成功，成功: {result.success_count}，失败: {result.failed_count}')
        
        # 返回处理结果
        return ResponseUtil.success(data=result)
    except Exception as e:
        logger.error(f'批量处理数据资产失败: {str(e)}')
        return ResponseUtil.error(msg=f"处理失败: {str(e)}") 

@dataAssetController.get('/sources', response_model=List[str])
async def get_data_asset_sources(
    request: Request,
    query_db: AsyncSession = Depends(get_db),
):
    """
    获取所有数据资产来源列表
    
    :param request: 请求对象
    :param query_db: 数据库会话
    :return: 数据资产来源列表
    """
    sources = await DataAssetService.get_data_asset_sources_services(query_db)
    logger.info('获取数据资产来源列表成功')
    
    return ResponseUtil.success(data=sources)


@dataAssetController.get('/search', response_model=PageResponseModel)
async def search_data_assets(
    request: Request,
    search_params: DataAssetSearchModel = Depends(DataAssetSearchModel.as_query),
    query_db: AsyncSession = Depends(get_db),
):
    """
    综合查询数据资产信息
    
    :param request: 请求对象
    :param search_params: 查询参数
    :param query_db: 数据库会话
    :return: 查询结果
    """
    # 将查询参数转换为字典，剔除None值
    params_dict = {k: v for k, v in search_params.model_dump().items() 
                  if v is not None and k not in ['page_num', 'page_size']}
    
    # 执行查询
    search_result = await DataAssetService.search_data_assets_services(
        query_db, 
        params_dict,
        search_params.page_num,
        search_params.page_size
    )
    
    logger.info('综合查询数据资产信息成功')
    
    return ResponseUtil.success(model_content=search_result)


# @dataAssetController.get('/search', response_model=PageResponseModel)
# async def search_data_assets(
#     request: Request,
#     search_params: DataAssetSearchModel = Depends(DataAssetSearchModel.as_query),
#     query_db: AsyncSession = Depends(get_db),
# ):

@dataAssetController.post("/export")
@Log(title="数据资产", business_type=BusinessType.EXPORT)
async def export_data_assets(
    request: Request,
    data_asset_query: DataAssetPageQueryModel = Form(),
    query_db: AsyncSession = Depends(get_db),
):
    """
    导出数据资产信息
    
    :param request: 请求对象
    :param data_asset_query: 查询参数
    :param query_db: 数据库会话
    :return: Excel文件流
    """

    data_assets = await DataAssetService.get_data_asset_list_services(
        query_db, data_asset_query, is_page=False
    )
    excel_data = await DataAssetService.export_data_asset_list_services(data_assets)
    logger.info('导出成功')

    return ResponseUtil.streaming(data=bytes2file_response(excel_data))