Files
rfcp/backend/app/api/routes/coverage.py
2026-01-31 00:14:57 +02:00

105 lines
2.9 KiB
Python

from fastapi import APIRouter, HTTPException, BackgroundTasks
from typing import List, Optional
from pydantic import BaseModel
from app.services.coverage_service import (
coverage_service,
CoverageSettings,
SiteParams,
CoveragePoint
)
router = APIRouter()
class CoverageRequest(BaseModel):
"""Request body for coverage calculation"""
sites: List[SiteParams]
settings: CoverageSettings = CoverageSettings()
class CoverageResponse(BaseModel):
"""Coverage calculation response"""
points: List[CoveragePoint]
count: int
settings: CoverageSettings
stats: dict
@router.post("/calculate")
async def calculate_coverage(request: CoverageRequest) -> CoverageResponse:
"""
Calculate RF coverage for one or more sites
Returns grid of RSRP values with terrain and building effects
"""
if not request.sites:
raise HTTPException(400, "At least one site required")
if len(request.sites) > 10:
raise HTTPException(400, "Maximum 10 sites per request")
# Validate settings
if request.settings.radius > 50000:
raise HTTPException(400, "Maximum radius 50km")
if request.settings.resolution < 50:
raise HTTPException(400, "Minimum resolution 50m")
# Calculate
if len(request.sites) == 1:
points = await coverage_service.calculate_coverage(
request.sites[0],
request.settings
)
else:
points = await coverage_service.calculate_multi_site_coverage(
request.sites,
request.settings
)
# Calculate stats
rsrp_values = [p.rsrp for p in points]
los_count = sum(1 for p in points if p.has_los)
stats = {
"min_rsrp": min(rsrp_values) if rsrp_values else 0,
"max_rsrp": max(rsrp_values) if rsrp_values else 0,
"avg_rsrp": sum(rsrp_values) / len(rsrp_values) if rsrp_values else 0,
"los_percentage": (los_count / len(points) * 100) if points else 0,
"points_with_buildings": sum(1 for p in points if p.building_loss > 0),
"points_with_terrain_loss": sum(1 for p in points if p.terrain_loss > 0),
}
return CoverageResponse(
points=points,
count=len(points),
settings=request.settings,
stats=stats
)
@router.get("/buildings")
async def get_buildings(
min_lat: float,
min_lon: float,
max_lat: float,
max_lon: float
):
"""
Get buildings in bounding box (for debugging/visualization)
"""
from app.services.buildings_service import buildings_service
# Limit bbox size
if (max_lat - min_lat) > 0.1 or (max_lon - min_lon) > 0.1:
raise HTTPException(400, "Bbox too large (max 0.1 degrees)")
buildings = await buildings_service.fetch_buildings(
min_lat, min_lon, max_lat, max_lon
)
return {
"count": len(buildings),
"buildings": [b.model_dump() for b in buildings]
}