import pytest
import httpx
from unittest.mock import AsyncMock, MagicMock
from agent.utils.gitea_client import GiteaClient

@pytest.fixture
def gitea_client():
    return GiteaClient(base_url="http://gitea:3000", token="test-token")

@pytest.fixture
def mock_response():
    def _make(status_code=200, json_data=None):
        resp = MagicMock(spec=httpx.Response)
        resp.status_code = status_code
        resp.json.return_value = json_data or {}
        resp.raise_for_status = MagicMock()
        if status_code >= 400:
            resp.raise_for_status.side_effect = httpx.HTTPStatusError(
                "error", request=MagicMock(), response=resp
            )
        return resp
    return _make

@pytest.mark.asyncio
async def test_create_pull_request(gitea_client, mock_response):
    pr_data = {"number": 1, "html_url": "http://gitea:3000/quant/galaxis-po/pulls/1"}
    gitea_client._client.post = AsyncMock(return_value=mock_response(201, pr_data))
    result = await gitea_client.create_pull_request(
        owner="quant", repo="galaxis-po", title="feat: add feature",
        head="galaxis-agent/abc123", base="main", body="PR body",
    )
    assert result["number"] == 1
    call_url = gitea_client._client.post.call_args[0][0]
    assert "/repos/quant/galaxis-po/pulls" in call_url

@pytest.mark.asyncio
async def test_create_issue_comment(gitea_client, mock_response):
    comment_data = {"id": 42, "body": "작업을 시작합니다."}
    gitea_client._client.post = AsyncMock(return_value=mock_response(201, comment_data))
    result = await gitea_client.create_issue_comment(
        owner="quant", repo="galaxis-po", issue_number=1, body="작업을 시작합니다."
    )
    assert result["id"] == 42

@pytest.mark.asyncio
async def test_get_issue(gitea_client, mock_response):
    issue_data = {"number": 1, "title": "Fix bug", "body": "Bug description"}
    gitea_client._client.get = AsyncMock(return_value=mock_response(200, issue_data))
    result = await gitea_client.get_issue(owner="quant", repo="galaxis-po", issue_number=1)
    assert result["title"] == "Fix bug"

@pytest.mark.asyncio
async def test_get_issue_comments(gitea_client, mock_response):
    comments = [{"id": 1, "body": "comment1"}, {"id": 2, "body": "comment2"}]
    gitea_client._client.get = AsyncMock(return_value=mock_response(200, comments))
    result = await gitea_client.get_issue_comments(owner="quant", repo="galaxis-po", issue_number=1)
    assert len(result) == 2

@pytest.mark.asyncio
async def test_merge_pull_request(gitea_client, mock_response):
    gitea_client._client.post = AsyncMock(return_value=mock_response(200, {}))
    await gitea_client.merge_pull_request(owner="quant", repo="galaxis-po", pr_number=1, merge_type="merge")
    call_url = gitea_client._client.post.call_args[0][0]
    assert "/pulls/1/merge" in call_url

@pytest.mark.asyncio
async def test_create_branch(gitea_client, mock_response):
    branch_data = {"name": "galaxis-agent/abc123"}
    gitea_client._client.post = AsyncMock(return_value=mock_response(201, branch_data))
    result = await gitea_client.create_branch(
        owner="quant", repo="galaxis-po", branch_name="galaxis-agent/abc123", old_branch="main",
    )
    assert result["name"] == "galaxis-agent/abc123"

@pytest.mark.asyncio
async def test_api_error_raises_exception(gitea_client, mock_response):
    gitea_client._client.post = AsyncMock(return_value=mock_response(404))
    with pytest.raises(httpx.HTTPStatusError):
        await gitea_client.create_pull_request(
            owner="quant", repo="galaxis-po", title="t", head="h", base="b", body=""
        )

@pytest.mark.asyncio
async def test_client_close(gitea_client):
    gitea_client._client.aclose = AsyncMock()
    await gitea_client.close()
    gitea_client._client.aclose.assert_called_once()