"""HTTP contract for partner link accept: profile payload matches list endpoint (UI cache sync)."""
from __future__ import annotations

import shutil
import sys
from pathlib import Path

import pytest
from fastapi.testclient import TestClient

_SEED = Path(__file__).resolve().parent.parent / "deploy/hf/seed/hf_bundled_store.db"


@pytest.fixture()
def api_client(tmp_path, monkeypatch):
    assert _SEED.is_file(), f"Missing seed DB: {_SEED}"
    dest = tmp_path / "partner_link_store.db"
    shutil.copyfile(_SEED, dest)
    monkeypatch.setenv("KINK_STORE_PATH", str(dest))
    monkeypatch.setenv("KINK_SKIP_HEAVY_WARM", "1")
    monkeypatch.setenv("KINK_HF_REQUIRE_FULL_CATALOG", "0")
    sys.modules.pop("api", None)
    import api as api_mod

    api_mod._backend_impl = None
    api_mod._get_backend()
    return api_mod


def _headers(token: str) -> dict[str, str]:
    return {"x-private-token": token}


def test_accept_partner_request_user_payload_matches_partner_groups_get(api_client) -> None:
    """Accept response embeds the same partner_groups as GET /partner-groups (requester refetch UX)."""
    client = TestClient(api_client.app)
    a = client.post("/users", json={}).json()
    b = client.post("/users", json={}).json()
    assert client.post(
        f"/users/{a['id']}/partners",
        headers=_headers(a["private_token"]),
        json={"partner_id": b["id"]},
    ).status_code == 200

    accept = client.post(
        f"/users/{b['id']}/partner-requests/accept",
        headers=_headers(b["private_token"]),
        json={"from_user_id": a["id"]},
    )
    assert accept.status_code == 200
    body = accept.json()
    assert a["id"] in body.get("partners", [])

    listed = client.get(
        f"/users/{b['id']}/partner-groups",
        headers=_headers(b["private_token"]),
    ).json()
    assert body.get("partner_groups") == listed.get("items")