# backend/app/routes/courts.py
from fastapi import APIRouter, Depends, HTTPException
from sqlalchemy.orm import Session
from datetime import datetime, date

from .. import crud, schemas, models
from ..constants import SUCCESS
from ..core.auth import get_admin_user
from ..database import get_db

router = APIRouter(prefix="/courts", tags=["Courts"])


@router.get("", response_model=list[schemas.CourtSchema])
def get_all_courts(db: Session = Depends(get_db)):
    """Public route to list all global courts"""
    return db.query(models.Court).all()


@router.post("", response_model=schemas.CourtSchema)
def create_global_court(
    data: schemas.CourtCreate,
    db: Session = Depends(get_db),
    user: dict = Depends(get_admin_user),
):
    """Admin route to register a new physical court"""
    return crud.create_court(db, data)


@router.delete("/{court_id}")
def delete_global_court(
    court_id: int, db: Session = Depends(get_db), user: dict = Depends(get_admin_user)
):
    success = crud.delete_court(db, court_id)
    if not success:
        raise HTTPException(404, "Court not found")
    return SUCCESS


@router.get("/{court_id}/schedule")
def get_court_schedule(court_id: int, db: Session = Depends(get_db)):
    court = db.query(models.Court).filter(models.Court.id == court_id).first()
    if not court:
        raise HTTPException(404, "Court not found")

    today = date.today()

    matches = (
        db.query(models.Match)
        .join(models.Tournament)
        .filter(models.Match.court_id == court_id)
        .filter(
            models.Tournament.timestamp >= datetime.combine(today, datetime.min.time())
        )
        .filter(
            models.Tournament.timestamp < datetime.combine(today, datetime.max.time())
        )
        .order_by(models.Match.start_time)
        .all()
    )

    schedule = []
    for m in matches:
        schedule.append(
            {
                "id": m.id,
                "tournament_id": m.tournament_id,
                "tournament_name": m.tournament.name,
                "time": m.start_time.strftime("%H:%M") if m.start_time else "TBD",
                "status": m.status,
                "match_number": m.match_number,
                "p1": m.p1_team.name if m.p1_team else "TBD",
                "p2": m.p2_team.name if m.p2_team else "TBD",
                "p1_sets": sum(1 for s in m.sets if s["p1"] > s["p2"]) if m.sets else 0,
                "p2_sets": sum(1 for s in m.sets if s["p2"] > s["p1"]) if m.sets else 0,
                "ref_name": m.ref_team.name if m.ref_team else m.ref_label,
            }
        )

    return {"court": court.name, "matches": schedule}