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