from fastapi import APIRouter, Depends, HTTPException, status
from sqlalchemy.orm import Session
from typing import List, Optional
from ..core.database import get_db
from ..schemas.comprehensive_data import (
    BatchSectionDataImportRequest,
    BatchCheckpointDataImportRequest,
    BatchSettlementDataImportRequest,
    BatchLevelDataImportRequest,
    BatchOriginalDataImportRequest,
    DataImportResponse,
    ComprehensiveDataImportRequest,
    ComprehensiveDataImportResponse
)
from ..services.section_data import SectionDataService
from ..services.checkpoint import CheckpointService
from ..services.settlement_data import SettlementDataService
from ..services.level_data import LevelDataService
from ..services.original_data import OriginalDataService
import logging

router = APIRouter(prefix="/comprehensive_data", tags=["综合数据管理"])
logger = logging.getLogger(__name__)

# 实例化服务类
section_service = SectionDataService()
checkpoint_service = CheckpointService()
settlement_service = SettlementDataService()
level_service = LevelDataService()
original_service = OriginalDataService()

@router.post("/batch_import_sections", response_model=DataImportResponse)
def batch_import_sections(request: BatchSectionDataImportRequest, db: Session = Depends(get_db)):
    """批量导入断面数据"""
    try:
        logger.info(f"Starting batch import sections, count: {len(request.data)}")

        # 转换为字典格式
        data_list = [item.dict() for item in request.data]

        result = section_service.batch_import_sections(db, data_list)

        logger.info(f"Batch import sections completed: {result['message']}")
        return DataImportResponse(**result)

    except Exception as e:
        logger.error(f"Batch import sections failed: {str(e)}")
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"批量导入断面数据失败: {str(e)}"
        )

@router.post("/batch_import_checkpoints", response_model=DataImportResponse)
def batch_import_checkpoints(request: BatchCheckpointDataImportRequest, db: Session = Depends(get_db)):
    """批量导入观测点数据"""
    try:
        logger.info(f"Starting batch import checkpoints, count: {len(request.data)}")

        # 转换为字典格式
        data_list = [item.dict() for item in request.data]

        result = checkpoint_service.batch_import_checkpoints(db, data_list)

        logger.info(f"Batch import checkpoints completed: {result['message']}")
        return DataImportResponse(**result)

    except Exception as e:
        logger.error(f"Batch import checkpoints failed: {str(e)}")
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"批量导入观测点数据失败: {str(e)}"
        )

@router.post("/batch_import_settlement_data", response_model=DataImportResponse)
def batch_import_settlement_data(request: BatchSettlementDataImportRequest, db: Session = Depends(get_db)):
    """批量导入沉降数据"""
    try:
        logger.info(f"Starting batch import settlement data, count: {len(request.data)}")

        # 转换为字典格式
        data_list = [item.dict() for item in request.data]

        result = settlement_service.batch_import_settlement_data(db, data_list)

        logger.info(f"Batch import settlement data completed: {result['message']}")
        return DataImportResponse(**result)

    except Exception as e:
        logger.error(f"Batch import settlement data failed: {str(e)}")
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"批量导入沉降数据失败: {str(e)}"
        )

@router.post("/batch_import_level_data", response_model=DataImportResponse)
def batch_import_level_data(request: BatchLevelDataImportRequest, db: Session = Depends(get_db)):
    """批量导入水准数据"""
    try:
        logger.info(f"Starting batch import level data, count: {len(request.data)}")

        # 转换为字典格式
        data_list = [item.dict() for item in request.data]

        result = level_service.batch_import_level_data(db, data_list)

        logger.info(f"Batch import level data completed: {result['message']}")
        return DataImportResponse(**result)

    except Exception as e:
        logger.error(f"Batch import level data failed: {str(e)}")
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"批量导入水准数据失败: {str(e)}"
        )

@router.post("/batch_import_original_data", response_model=DataImportResponse)
def batch_import_original_data(request: BatchOriginalDataImportRequest, db: Session = Depends(get_db)):
    """批量导入原始数据"""
    try:
        logger.info(f"Starting batch import original data, count: {len(request.data)}")

        # 转换为字典格式
        data_list = [item.dict() for item in request.data]

        result = original_service.batch_import_original_data(db, data_list)

        logger.info(f"Batch import original data completed: {result['message']}")
        return DataImportResponse(**result)

    except Exception as e:
        logger.error(f"Batch import original data failed: {str(e)}")
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"批量导入原始数据失败: {str(e)}"
        )

# 保留原有接口以保持兼容性
@router.post("/data_settlement_import", response_model=ComprehensiveDataImportResponse)
def data_import(request: ComprehensiveDataImportRequest, db: Session = Depends(get_db)):
    """导入综合数据 (兼容旧接口)"""
    try:
        logger.info("Using legacy data import interface")
        # 这里可以根据需要实现旧接口的兼容逻辑
        return ComprehensiveDataImportResponse(
            success=True,
            message="请使用新的批量导入接口"
        )
    except Exception as e:
        logger.error(f"Legacy data import failed: {str(e)}")
        raise HTTPException(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=f"数据导入失败: {str(e)}"
        )