# -*- coding: utf-8 -*-
from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session
from typing import Dict, Any
from ..core.database import get_db
from ..core.response_code import ResponseCode
from ..schemas.daily import LinecodeToDailyRequest
from ..services.daily import DailyDataService
import logging

logger = logging.getLogger(__name__)

router = APIRouter(prefix="/daily", tags=["日常数据管理"])

# 实例化服务类
daily_service = DailyDataService()


@router.post("/create_from_linecode", response_model=Dict[str, Any])
def create_daily_data_from_linecode(
    request: LinecodeToDailyRequest,
    db: Session = Depends(get_db)
):
    """
    综合业务接口：通过水准线路编码生成 daily 数据

    业务逻辑：
    1. 在水准数据表（level_data）中查找符合 linecode 的记录，且 NYID 最大
    2. 通过 NYID 查询沉降数据表（settlement_data）
    3. 通过沉降数据的 point_id 查询观测点表（checkpoint），得到 section_id
    4. 通过 section_id 查询断面表（section_data），得到 account_id
    5. 整合这些数据，形成 daily 对象，插入到数据库表

    返回：成功插入的记录数
    """
    try:
        logger.info(f"开始处理 linecode={request.linecode} 的 daily 数据生成请求")

        # 调用服务层方法
        created_records = daily_service.create_daily_from_linecode(
            db=db,
            linecode=request.linecode,
            account_id=request.account_id
        )

        if not created_records:
            return {
                "code": ResponseCode.SUCCESS,
                "message": "没有生成任何 daily 记录",
                "total": 0,
                "data": []
            }

        logger.info(f"成功生成 {len(created_records)} 条 daily 记录")

        return {
            "code": ResponseCode.SUCCESS,
            "message": f"成功生成 {len(created_records)} 条 daily 记录",
            "total": len(created_records),
            "data": [
                {
                    "id": record.id,
                    "user_id": record.user_id,
                    "account_id": record.account_id,
                    "point_id": record.point_id,
                    "NYID": record.NYID,
                    "linecode": record.linecode,
                    "section_id": record.section_id,
                    "remaining": record.remaining,
                    "is_all": record.is_all
                }
                for record in created_records
            ]
        }

    except ValueError as e:
        logger.warning(str(e))
        raise HTTPException(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=str(e)
        )
    except HTTPException:
        raise
    except Exception as e:
        logger.error(f"生成 daily 数据失败：{str(e)}", exc_info=True)
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"生成 daily 数据失败：{str(e)}"
        )