from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import FileResponse
import os

app = FastAPI(title="RFCP API")

# CORS
app.add_middleware(
    CORSMiddleware,
    allow_origins=["https://rfcp.eliah.one", "http://localhost:5173"],
    allow_methods=["*"],
    allow_headers=["*"],
)

@app.get("/health")
async def health():
    return {"status": "healthy", "version": "1.0.0"}

@app.get("/api/terrain/{region}")
async def get_terrain(region: str):
    terrain_path = f"/opt/rfcp/data/terrain/{region}.hgt"
    if os.path.exists(terrain_path):
        return FileResponse(terrain_path)
    return {"error": "Region not found"}, 404

if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="0.0.0.0", port=8090)