"""Proxy RTSport API requests from main server to local API.

Note: Coach Dashboard API endpoints are NOT included here to avoid
routing conflicts with the catch-all /{path:path} proxy route.
They are mounted separately in main_v2.py from rtsport_coach_api.
"""

import httpx
from fastapi import APIRouter, Request, Response
from fastapi.responses import JSONResponse

router = APIRouter()

RTS_API_BASE = "http://127.0.0.1:8001"

async def proxy_request(request: Request, path: str):
    """Forward request to RTSport API."""
    async with httpx.AsyncClient() as client:
        url = f"{RTS_API_BASE}/api/v1/{path}"
        
        # Forward headers
        headers = dict(request.headers)
        headers.pop('host', None)
        
        # Get body if present
        body = await request.body()
        
        # Forward request
        method = request.method
        resp = await client.request(
            method=method,
            url=url,
            headers=headers,
            content=body,
            params=request.query_params,
            timeout=30.0
        )
        
        return Response(
            content=resp.content,
            status_code=resp.status_code,
            headers=dict(resp.headers)
        )

# Paths handled locally by coach_api_router and parent_api_router — do NOT proxy
LOCAL_PATHS: set[str] = set()

@router.api_route("/{path:path}", methods=["GET", "POST", "PUT", "PATCH", "DELETE"])
async def rtsport_proxy(request: Request, path: str):
    return await proxy_request(request, path)