# backend/tests/test_scoring.py
import pytest
from httpx import AsyncClient

pytestmark = pytest.mark.anyio


async def test_scoring_flow(
    client: AsyncClient, auth_headers, valid_tournament_payload
):
    # 1. Create Tournament
    res = await client.post(
        "/tournaments", json=valid_tournament_payload, headers=auth_headers
    )
    t_id = res.json()["id"]
    t_code = valid_tournament_payload["code"]

    # 2. Get Matches to find a Round 1 match
    matches_res = await client.get(f"/tournaments/{t_id}/matches")
    matches = matches_res.json()

    # Find a match that has real players (not BYE)
    # In double elim, Round 1 matches usually have seeds.
    target_match = next(m for m in matches if m["p1"] and m["p2"])
    match_id = target_match["id"]
    next_match_id = target_match["next_win"]  # Note: using alias from schema

    # 3. Report Score WITHOUT Auth Header (Public user with Code)
    score_payload = {
        "id": match_id,
        "code": t_code,
        "sets": [{"p1": 21, "p2": 19}, {"p1": 21, "p2": 15}],  # P1 Wins
    }

    report_res = await client.post(
        f"/tournaments/{t_id}/matches/{match_id}/score", json=score_payload
    )
    assert report_res.status_code == 200

    # 4. Verify Winner Advanced
    # Fetch the *Next* match
    next_match_res = await client.get(f"/tournaments/{t_id}/matches/{next_match_id}")
    next_match = next_match_res.json()

    # Assert P1 from previous match is now in the next match
    # Note: We check if the name matches the winner
    winner_name = target_match["p1"]
    assert (next_match["p1"] == winner_name) or (next_match["p2"] == winner_name)

    # 5. Test Invalid Code
    bad_payload = score_payload.copy()
    bad_payload["code"] = "WRONG"
    bad_res = await client.post(
        f"/tournaments/{t_id}/matches/{match_id}/score", json=bad_payload
    )
    assert bad_res.status_code == 403


async def test_clear_score(client: AsyncClient, auth_headers, valid_tournament_payload):
    # Setup: Create & Score
    res = await client.post(
        "/tournaments", json=valid_tournament_payload, headers=auth_headers
    )
    t_id = res.json()["id"]
    matches = (await client.get(f"/tournaments/{t_id}/matches")).json()
    target = next(m for m in matches if m["p1"] and m["p2"])

    score_payload = {"id": target["id"], "code": "1234", "sets": [{"p1": 25, "p2": 0}]}
    await client.post(
        f"/tournaments/{t_id}/matches/{target['id']}/score", json=score_payload
    )

    # Verify Finished
    check_res = await client.get(f"/tournaments/{t_id}/matches/{target['id']}")
    assert check_res.json()["status"] == "Finished"

    # Action: Clear Score
    clear_res = await client.delete(
        f"/tournaments/{t_id}/matches/{target['id']}/score", headers=auth_headers
    )
    assert clear_res.status_code == 200

    # Verify Reset
    final_res = await client.get(f"/tournaments/{t_id}/matches/{target['id']}")
    data = final_res.json()

    # 1. We already fixed this to expect 'Scheduled'
    assert data["status"] == "Scheduled"

    # 2. FIX: Check 'winner_side' instead of 'winner'
    # Use the Enum value "none"
    assert data["winner_side"] == "none"

    assert len(data["sets"]) == 0