"""API /api/repos — proxy autenticato verso Gitea."""
from __future__ import annotations

from fastapi import APIRouter, Depends, HTTPException, Query

from core import gitea
from core.auth import require_auth
from core.model_spec import fetch_and_parse_spec

router = APIRouter(prefix="/api/repos", tags=["repos"])


@router.get("")
async def list_repos(user=Depends(require_auth)):
    try:
        return await gitea.list_repos()
    except Exception as e:
        raise HTTPException(502, f"gitea: {e}")


@router.get("/{owner}/{repo}/branches")
async def branches(owner: str, repo: str, user=Depends(require_auth)):
    try:
        return await gitea.list_branches(f"{owner}/{repo}")
    except Exception as e:
        raise HTTPException(502, f"gitea: {e}")


@router.get("/{owner}/{repo}/commits")
async def commits(owner: str, repo: str, branch: str = Query("main"), user=Depends(require_auth)):
    try:
        return await gitea.list_commits(f"{owner}/{repo}", branch)
    except Exception as e:
        raise HTTPException(502, f"gitea: {e}")


@router.get("/{owner}/{repo}/file")
async def file_raw(owner: str, repo: str, ref: str, path: str, user=Depends(require_auth)):
    try:
        raw = await gitea.get_file_raw(f"{owner}/{repo}", ref, path)
        return {"content": raw.decode("utf-8", errors="replace"), "size": len(raw)}
    except Exception as e:
        raise HTTPException(404, f"file not found: {e}")


@router.get("/{owner}/{repo}/spec")
async def spec(owner: str, repo: str, ref: str = Query("main"), user=Depends(require_auth)):
    s = await fetch_and_parse_spec(f"{owner}/{repo}", ref)
    if s is None:
        raise HTTPException(404, "model.yml not found at ref")
    return s