"""Alle API-Routen. Fachlogik wirft ValueError/FileNotFoundError,
hier wird auf 400/404/409 gemappt."""

from fastapi import APIRouter, HTTPException

import features
import projekte

router = APIRouter(prefix="/api")


@router.get("/health")
async def health():
    return {"ok": True}


@router.get("/projekte")
async def projekte_liste():
    return projekte.liste()


@router.post("/projekte")
async def projekt_anlegen(body: dict):
    name = (body.get("name") or "").strip()
    try:
        projekte.anlegen(name)
    except ValueError as e:
        raise HTTPException(409 if "existiert" in str(e) else 400, str(e))
    return {"name": name}


@router.put("/projekte/{name}")
async def projekt_umbenennen(name: str, body: dict):
    neu = (body.get("name") or "").strip()
    try:
        projekte.umbenennen(name, neu)
    except FileNotFoundError as e:
        raise HTTPException(404, str(e))
    except ValueError as e:
        raise HTTPException(409 if "existiert" in str(e) else 400, str(e))
    return {"name": neu}


@router.delete("/projekte/{name}")
async def projekt_loeschen(name: str):
    try:
        projekte.loeschen(name)
    except FileNotFoundError as e:
        raise HTTPException(404, str(e))
    except ValueError as e:
        raise HTTPException(400, str(e))
    return {"ok": True}


@router.get("/projekte/{name}/features")
async def features_liste(name: str):
    try:
        return features.liste(name)
    except (FileNotFoundError, ValueError) as e:
        raise HTTPException(404, str(e))


@router.post("/projekte/{name}/features")
async def feature_anlegen(name: str, body: dict):
    try:
        return features.anlegen(name, body.get("roh") or "")
    except FileNotFoundError as e:
        raise HTTPException(404, str(e))
    except ValueError as e:
        raise HTTPException(400, str(e))


@router.put("/projekte/{name}/features/{id}")
async def feature_speichern(name: str, id: str, body: dict):
    try:
        return features.speichern(name, id, body.get("roh") or "")
    except (FileNotFoundError, ValueError) as e:
        raise HTTPException(404, str(e))


@router.delete("/projekte/{name}/features/{id}")
async def feature_loeschen(name: str, id: str):
    try:
        features.loeschen(name, id)
    except (FileNotFoundError, ValueError) as e:
        raise HTTPException(404, str(e))
    return {"ok": True}