初始化代码
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wzy-warehouse
@@ -1,173 +0,0 @@
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"""
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降雨数据API Controller - 路由层
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"""
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from fastapi import APIRouter, HTTPException, Query
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from datetime import datetime
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from typing import Optional
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from app.services.rainfall_service import RainfallService
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from app.schemas.rainfall import (
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RainfallGridRequest,
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RainfallGridResponse,
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StationsResponse
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)
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from app.utils.logger import setup_logging
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logger = setup_logging()
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router = APIRouter(
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prefix="/rainfall",
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tags=["降雨数据"],
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responses={404: {"description": "Not found"}}
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)
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# 创建服务实例
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rainfall_service = RainfallService()
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@router.post("/grid", response_model=RainfallGridResponse, summary="获取降雨栅格数据")
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async def get_rainfall_grid(request: RainfallGridRequest):
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"""
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获取指定时间的降雨栅格数据
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使用反距离权重插值(IDW)方法，将站点降雨数据插值为连续栅格，
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返回适合Cesium渲染的GeoJSON格式数据。
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Args:
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request: 包含时间、分辨率和持续时间的请求
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Returns:
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GeoJSON格式的栅格数据
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"""
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try:
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# 解析时间，如果未提供则使用当前时间
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now = datetime.now()
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query_time = datetime.fromisoformat(request.time) if request.time else now
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# 验证duration参数
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if request.duration not in [12, 24]:
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raise ValueError("duration参数必须为12或24")
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# 调用服务层生成栅格（自动查询前12小时或24小时数据）
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geojson_data = rainfall_service.generate_rainfall_grid(
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query_time=query_time,
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resolution=request.resolution,
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duration=request.duration
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)
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if not geojson_data:
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return RainfallGridResponse(
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code=404,
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message="未找到降雨数据",
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data=None
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)
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return RainfallGridResponse(
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code=200,
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message="降雨栅格数据生成成功",
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data=geojson_data
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)
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except ValueError as e:
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logger.error(f"时间格式错误: {e}")
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raise HTTPException(status_code=400, detail=f"时间格式错误: {str(e)}")
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except Exception as e:
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logger.error(f"生成降雨栅格失败: {e}")
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import traceback
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traceback.print_exc()
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raise HTTPException(status_code=500, detail=f"生成降雨栅格失败: {str(e)}")
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@router.get("/stations", response_model=StationsResponse, summary="获取雨量站点数据")
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async def get_rainfall_stations(
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time: str = Query(..., description="查询时间 ISO格式（自动查询前12小时或24小时数据）"),
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duration: int = Query(12, description="持续时间（小时），可选12或24", ge=12, le=24)
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):
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"""
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获取指定时间的雨量站点原始数据
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Args:
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time: 查询时间
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duration: 持续时间（12或24小时）
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Returns:
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站点列表，包含经纬度和降雨量
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"""
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try:
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query_time = datetime.fromisoformat(time)
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# 调用服务层获取站点数据（自动查询前12小时或24小时数据）
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stations = rainfall_service.get_stations_data(
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query_time=query_time,
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duration=duration
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)
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return StationsResponse(
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code=200,
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message="查询成功",
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data=stations
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)
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except ValueError as e:
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logger.error(f"时间格式错误: {e}")
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raise HTTPException(status_code=400, detail=f"时间格式错误: {str(e)}")
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except Exception as e:
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logger.error(f"查询站点数据失败: {e}")
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raise HTTPException(status_code=500, detail=str(e))
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@router.post("/point", summary="查询指定点位的降雨量")
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async def get_rainfall_at_point(
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longitude: float,
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latitude: float,
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time: Optional[str] = None,
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duration: int = Query(12, description="持续时间（小时），可选12或24", ge=12, le=24)
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):
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"""
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查询指定经纬度位置的降雨量
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Args:
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longitude: 经度
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latitude: 纬度
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time: 查询时间（可选，默认当前时间，自动查询前12小时或24小时数据）
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duration: 持续时间（12或24小时）
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Returns:
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该点位的降雨量信息
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"""
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try:
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from app.services.rainfall_service import RainfallService
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# 解析时间
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now = datetime.now()
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query_time = datetime.fromisoformat(time) if time else now
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# 验证duration参数
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if duration not in [12, 24]:
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raise ValueError("duration参数必须为12或24")
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# 调用服务层查询（自动查询前12小时或24小时数据）
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service = RainfallService()
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rainfall_info = service.get_rainfall_at_point(
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longitude=longitude,
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latitude=latitude,
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query_time=query_time,
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duration=duration
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)
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if not rainfall_info:
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return {
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"code": 200,
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"message": "未找到该点位的降雨数据",
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"data": None
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}
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return {
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"code": 200,
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"message": "查询成功",
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"data": rainfall_info
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}
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except Exception as e:
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logger.error(f"查询点位降雨量失败: {e}")
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raise HTTPException(status_code=500, detail=str(e))
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