from config import load_service_config
from database import MySqlDao
from fastapi import APIRouter, status, HTTPException
import os
from .request_body import EvalReportRequest
import requests
from utils import ReportUtils, FileStreamUtils

cfgs = load_service_config()
dao = MySqlDao()
router = APIRouter()

@router.post('/eval_report')
async def eval_report(request: EvalReportRequest):
    """生成并上传验证报告到阿里云文件数据库"""
    reports_dir = os.path.join('./data/reports', request.city_uuid, request.product_code)
    report_util = ReportUtils(request.city_uuid, request.product_code)
    
    # 获取report数据表中eval_table的file_id，如果不为空，直接返回结果，如果为空则先创建验证数据
    eval_file_id = dao.get_report_file_id(request.cultivacation_id)['val_table'].item()
    if eval_file_id:
        content = [
            {
                "id": 1,
                "filename": "投放验证报告",
                "file_id": eval_file_id
            }
        ]
        return {"code": 200, "msg": "success", "data": {"evalReportInfo": content}}
    
    # 获取推荐列表
    file_id = dao.get_report_file_id(request.cultivacation_id)['recommend_table'].item()
    if file_id is None:
        return {"code": 405, "msg": "推荐表丢失，生成验证报告失败！", "data": {"reportInfo": "推荐表丢失，生成验证报告失败！"}}
    
    recommend_data = FileStreamUtils.download_file(file_id)
    if recommend_data is None:
        return {"code": 405, "msg": "下载推荐数据出错，生成验证报告失败！", "data": {"reportInfo": "下载推荐数据出错，生成验证报告失败！"}}
    
    # 生成验证报告
    report_util.generate_eval_data(request.start_time, request.end_time, recommend_data)
    
    # 上传报告
    eval_report = ['投放验证报告']
    file_id_map = FileStreamUtils.upload_files(reports_dir, eval_report)
    
    dao.update_eval_report_data(request.cultivacation_id, file_id_map.get('投放验证报告'))
    
    content = [
        {
            "id": 1,
            "filename": "投放验证报告",
            "file_id": file_id_map.get('投放验证报告')
        }
    ]
    return {"code": 200, "msg": "success", "data": {"evalReportInfo": content}}