"""Shared builders for the server, auth and transport tests."""

from __future__ import annotations

import json
from collections.abc import AsyncIterator
from contextlib import asynccontextmanager
from typing import Any

from mcp import Client
from pytest_httpx import HTTPXMock

from aegis_gitea_mcp.audit import get_audit_logger
from aegis_gitea_mcp.config import Settings
from aegis_gitea_mcp.server import AegisServer, build_server
from tests.test_executor_helpers import API, BEARER_TOKEN, GITEA_TOKEN

ANY_HOST = "0.0.0.0"  # noqa: S104 (a wildcard bind address used as test input)

__all__ = [
    "ANY_HOST",
    "API",
    "BEARER_TOKEN",
    "GITEA_TOKEN",
    "audit_entries",
    "connected",
    "mock_user",
    "server_settings",
]


def server_settings(**overrides: Any) -> Settings:
    """Settings for server tests: admin token, no bearer, no OAuth secrets."""
    values: dict[str, Any] = {
        "gitea_url": "https://gitea.example.com",
        "gitea_token": GITEA_TOKEN,
    }
    values.update(overrides)
    return Settings(**values)


def mock_user(httpx_mock: HTTPXMock, login: str = "admin") -> None:
    """Answer the admin login lookup (``GET /user``) for as many calls as needed."""
    httpx_mock.add_response(url=f"{API}/user", json={"login": login}, is_reusable=True)


@asynccontextmanager
async def connected(settings: Settings | None = None, **kwargs: Any) -> AsyncIterator[Client]:
    """An in-memory SDK client connected to a freshly built server."""
    server: AegisServer = build_server(settings or server_settings(), **kwargs)
    async with Client(server) as client:
        yield client


def audit_entries() -> list[dict[str, Any]]:
    """Payloads of every tool invocation written to the (test) audit log."""
    path = get_audit_logger().log_path
    entries = [json.loads(line) for line in path.read_text(encoding="utf-8").splitlines()]
    return [entry["payload"] for entry in entries if entry["event_type"] == "tool_invocation"]