import pytest
from linear_gitea_integration.services.linear_client import extract_issue_ids


class TestExtractIssueIds:
    def test_simple_issue_id(self):
        text = "This is a fix for LIN-123"
        assert extract_issue_ids(text) == ["LIN-123"]

    def test_multiple_issue_ids(self):
        text = "Fixes LIN-123 and fixes PROJ-456"
        ids = extract_issue_ids(text)
        assert "LIN-123" in ids
        assert "PROJ-456" in ids
        assert len(ids) == 2

    def test_no_issue_id(self):
        text = "This is just a regular commit"
        assert extract_issue_ids(text) == []

    def test_issue_id_in_branch(self):
        text = "feature/LIN-123-add-login"
        assert extract_issue_ids(text) == ["LIN-123"]

    def test_issue_id_in_pr_title(self):
        text = "[LIN-456] Add new feature"
        assert extract_issue_ids(text) == ["LIN-456"]

    def test_issue_id_with_underscore(self):
        text = "MYPROJ-789 fix"
        assert extract_issue_ids(text) == ["MYPROJ-789"]


class TestConfig:
    def test_default_config(self):
        from linear_gitea_integration.config import Config

        config = Config()
        assert config.server.port == 8080
        assert config.server.host == "0.0.0.0"

    def test_status_mappings(self):
        from linear_gitea_integration.config import StatusMappings

        mappings = StatusMappings()
        assert mappings.pr_created == "In Progress"
        assert mappings.pr_merged == "Done"
        assert mappings.pr_closed == "Todo"


class TestModels:
    def test_gitea_pull_request_model(self):
        from linear_gitea_integration.models import GiteaPullRequest
        from linear_gitea_integration.services.linear_client import extract_issue_ids

        pr = GiteaPullRequest(
            id=1,
            number=123,
            title="Test PR",
            state="open",
            head_branch="feature/LIN-1",
            base_branch="main",
            html_url="https://gitea.com/org/repo/pulls/123",
        )
        issue_ids = extract_issue_ids(pr.head_branch)
        assert "LIN-1" in issue_ids

    def test_linear_issue_model(self):
        from linear_gitea_integration.models import LinearIssue

        issue = LinearIssue(
            id="issue_123",
            identifier="LIN-123",
            title="Test Issue",
        )
        assert issue.identifier == "LIN-123"


class TestParseRepo:
    def test_valid_repo(self):
        from linear_gitea_integration.services.gitea_client import parse_repo

        owner, repo = parse_repo("my-org/my-repo")
        assert owner == "my-org"
        assert repo == "my-repo"

    def test_invalid_repo(self):
        from linear_gitea_integration.services.gitea_client import parse_repo

        with pytest.raises(ValueError):
            parse_repo("invalid-repo")