"""Unit tests for scripts/ci/notify_failure.py."""

from unittest.mock import MagicMock, patch

from click.testing import CliRunner

from devx.ci.notify_failure import main
from devx.gitea_cli import TeaCLIError, configure_tea_login


class TestNotifyFailure:
    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_creates_issue_with_tea(self, mock_tea_cls: MagicMock, mock_login: MagicMock) -> None:
        mock_tea = MagicMock()
        mock_tea.list_labels.return_value = [{"id": 5, "name": "bug"}]
        mock_tea.create_issue.return_value = {"index": 42, "title": "test"}
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            [
                "--repo",
                "owner/repo",
                "--run-id",
                "123",
                "--workflow",
                "release",
                "--commit",
                "abc123def456",
            ],
        )
        assert result.exit_code == 0
        assert "issue #42" in result.output
        mock_tea.create_issue.assert_called_once()
        mock_tea.add_label.assert_called_once_with("owner/repo", 42, ["bug"])

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_tea_creates_issue_without_bug_label(self, mock_tea_cls: MagicMock, mock_login: MagicMock) -> None:
        mock_tea = MagicMock()
        mock_tea.list_labels.return_value = [{"id": 1, "name": "enhancement"}]
        mock_tea.create_issue.return_value = {"index": 43, "title": "test"}
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "124", "--workflow", "publish", "--commit", "def789"],
        )
        assert result.exit_code == 0
        assert "issue #43" in result.output
        mock_tea.add_label.assert_not_called()

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_tea_error_raises(self, mock_tea_cls: MagicMock, mock_login: MagicMock) -> None:
        """When tea fails, the workflow fails — no fallback."""
        mock_tea = MagicMock()
        mock_tea.list_labels.side_effect = TeaCLIError("network error")
        mock_tea.create_issue.side_effect = TeaCLIError("network error")
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "125", "--workflow", "release", "--commit", "abc"],
        )
        assert result.exit_code != 0
        assert "tea" in result.output.lower()

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_tea_list_labels_error_continues_without_labels(
        self, mock_tea_cls: MagicMock, mock_login: MagicMock
    ) -> None:
        """If listing labels fails via tea, issue is still created without labels."""
        mock_tea = MagicMock()
        mock_tea.list_labels.side_effect = TeaCLIError("network error")
        mock_tea.create_issue.return_value = {"index": 50, "title": "test"}
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "128", "--workflow", "release", "--commit", "abc"],
        )
        assert result.exit_code == 0
        assert "issue #50" in result.output

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_tea_add_label_error_is_ignored(self, mock_tea_cls: MagicMock, mock_login: MagicMock) -> None:
        """If adding label fails via tea, issue is still reported as created."""
        mock_tea = MagicMock()
        mock_tea.list_labels.return_value = [{"id": 5, "name": "bug"}]
        mock_tea.create_issue.return_value = {"index": 51, "title": "test"}
        mock_tea.add_label.side_effect = TeaCLIError("permission denied")
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "129", "--workflow", "release", "--commit", "abc"],
        )
        assert result.exit_code == 0
        assert "issue #51" in result.output

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": ""}, clear=True)
    def test_missing_token_exits(self, mock_login: MagicMock) -> None:
        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "1", "--workflow", "release", "--commit", "abc"],
        )
        assert result.exit_code != 0
        assert "CI_GITEA_TOKEN" in result.output

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.gitea_cli.shutil.which", return_value=None)
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_auto_login_no_tea_skips(
        self, mock_tea_cls: MagicMock, mock_which: MagicMock, mock_login: MagicMock
    ) -> None:
        """--auto-login with tea not installed skips login and still creates issue."""
        mock_tea = MagicMock()
        mock_tea.list_labels.return_value = []
        mock_tea.create_issue.return_value = {"index": 60, "title": "test"}
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "1", "--workflow", "release", "--commit", "abc", "--auto-login"],
        )
        assert result.exit_code == 0
        assert "issue #60" in result.output

    @patch("devx.gitea_cli.configure_tea_login")
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": ""}, clear=True)
    @patch("devx.gitea_cli.shutil.which", return_value="/usr/bin/tea")
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_auto_login_no_token_skips_login(
        self, mock_tea_cls: MagicMock, mock_which: MagicMock, mock_login: MagicMock
    ) -> None:
        """--auto-login with no CI_GITEA_TOKEN skips login but raises before creating issue."""
        mock_tea = MagicMock()
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "1", "--workflow", "release", "--commit", "abc", "--auto-login"],
        )
        assert result.exit_code != 0
        assert "CI_GITEA_TOKEN" in result.output


class TestConfigureTeaLogin:
    @patch.dict("os.environ", {"CI_GITEA_TOKEN": ""}, clear=True)
    @patch("devx.gitea_cli.shutil.which", return_value="/usr/bin/tea")
    def test_no_token_skips(self, mock_which: MagicMock) -> None:
        """configure_tea_login with no token prints skip message and returns."""
        configure_tea_login()

    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.gitea_cli.shutil.which", return_value=None)
    def test_no_tea_skips(self, mock_which: MagicMock) -> None:
        """configure_tea_login with no tea binary prints skip message and returns."""
        configure_tea_login()

    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.gitea_cli.shutil.which", return_value="/usr/bin/tea")
    @patch("devx.gitea_cli.subprocess.run")
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_auto_login_configures_tea(
        self, mock_tea_cls: MagicMock, mock_subprocess: MagicMock, mock_which: MagicMock
    ) -> None:
        """--auto-login calls tea login add and default."""
        mock_run = MagicMock()
        mock_run.returncode = 0
        mock_run.stdout = ""
        mock_subprocess.return_value = mock_run

        mock_tea = MagicMock()
        mock_tea.list_labels.return_value = []
        mock_tea.create_issue.return_value = {"index": 61, "title": "test"}
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "1", "--workflow", "release", "--commit", "abc", "--auto-login"],
        )
        assert result.exit_code == 0
        assert "issue #61" in result.output
        # tea login add was called
        assert mock_subprocess.call_count >= 2

    @patch.dict("os.environ", {"CI_GITEA_TOKEN": "tok"})
    @patch("devx.gitea_cli.shutil.which", return_value="/usr/bin/tea")
    @patch("devx.gitea_cli.subprocess.run")
    @patch("devx.ci.notify_failure.TeaCLI")
    def test_auto_login_skips_if_already_configured(
        self, mock_tea_cls: MagicMock, mock_subprocess: MagicMock, mock_which: MagicMock
    ) -> None:
        """--auto-login skips tea login add if login already exists."""
        mock_list = MagicMock()
        mock_list.returncode = 0
        mock_list.stdout = "devx  https://git.example.com"
        mock_subprocess.return_value = mock_list

        mock_tea = MagicMock()
        mock_tea.list_labels.return_value = []
        mock_tea.create_issue.return_value = {"index": 62, "title": "test"}
        mock_tea_cls.return_value = mock_tea

        runner = CliRunner()
        result = runner.invoke(
            main,
            ["--repo", "owner/repo", "--run-id", "1", "--workflow", "release", "--commit", "abc", "--auto-login"],
        )
        assert result.exit_code == 0
        assert "already configured" in result.output