"""Tests for Rich dashboard display."""

from io import StringIO

from rich.console import Console

from gitea_dashboard.collector import RepoData
from gitea_dashboard.display import render_dashboard


def _make_console():
    """Create a console that captures output for testing.

    highlight=False desactive le highlighting automatique de Rich
    qui fragmente les nombres et noms avec des codes ANSI.
    """
    buf = StringIO()
    return Console(file=buf, force_terminal=True, width=120, highlight=False), buf


def _make_repo(
    name="my-repo",
    full_name="admin/my-repo",
    description="A repo",
    open_issues=3,
    is_fork=False,
    is_archived=False,
    is_mirror=False,
    latest_release=None,
    milestones=None,
):
    """Build a RepoData for testing."""
    return RepoData(
        name=name,
        full_name=full_name,
        description=description,
        open_issues=open_issues,
        is_fork=is_fork,
        is_archived=is_archived,
        is_mirror=is_mirror,
        latest_release=latest_release,
        milestones=milestones if milestones is not None else [],
    )


class TestRenderDashboardTable:
    """Test the main repos table rendering."""

    def test_basic_repo_displayed(self):
        """Repo name and issues count appear in output."""
        console, buf = _make_console()
        repos = [
            _make_repo(
                name="mon-projet",
                open_issues=3,
                latest_release={"tag_name": "v1.2.0", "published_at": "2026-03-08T10:00:00Z"},
            ),
        ]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "mon-projet" in output
        assert "v1.2.0" in output

    def test_repo_without_release_shows_dash(self):
        """Repo with no release shows a dash character."""
        console, buf = _make_console()
        repos = [_make_repo(name="no-release", latest_release=None)]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "no-release" in output
        # The dash character for "no release"
        assert "\u2014" in output or "—" in output

    def test_fork_indicator(self):
        """Fork repos show [F] indicator."""
        console, buf = _make_console()
        repos = [_make_repo(name="forked-repo", is_fork=True)]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "forked-repo" in output
        assert "[F]" in output

    def test_archive_indicator(self):
        """Archived repos show [A] indicator."""
        console, buf = _make_console()
        repos = [_make_repo(name="old-repo", is_archived=True)]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "[A]" in output

    def test_mirror_indicator(self):
        """Mirror repos show [M] indicator."""
        console, buf = _make_console()
        repos = [_make_repo(name="mirror-repo", is_mirror=True)]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "[M]" in output

    def test_multiple_indicators(self):
        """Repo with multiple flags shows all indicators."""
        console, buf = _make_console()
        repos = [_make_repo(name="special", is_fork=True, is_archived=True)]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "[F]" in output
        assert "[A]" in output

    def test_issues_zero(self):
        """Repos with 0 issues display 0."""
        console, buf = _make_console()
        repos = [_make_repo(name="clean-repo", open_issues=0)]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "0" in output

    def test_multiple_repos(self):
        """Multiple repos all appear in the output."""
        console, buf = _make_console()
        repos = [
            _make_repo(name="repo-alpha", open_issues=1),
            _make_repo(name="repo-beta", open_issues=5),
        ]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "repo-alpha" in output
        assert "repo-beta" in output


class TestRenderDashboardMilestones:
    """Test the milestones section rendering."""

    def test_milestones_displayed(self):
        """Repos with milestones show milestone info."""
        console, buf = _make_console()
        repos = [
            _make_repo(
                name="mon-projet",
                milestones=[
                    {
                        "title": "v2.0",
                        "open_issues": 2,
                        "closed_issues": 3,
                        "due_on": "2026-04-01T00:00:00Z",
                    },
                ],
            ),
        ]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "v2.0" in output
        assert "3/5" in output  # closed/total
        assert "60%" in output

    def test_milestone_without_due_date(self):
        """Milestone without due_on omits the deadline."""
        console, buf = _make_console()
        repos = [
            _make_repo(
                name="projet",
                milestones=[
                    {
                        "title": "backlog",
                        "open_issues": 5,
                        "closed_issues": 1,
                        "due_on": None,
                    },
                ],
            ),
        ]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "backlog" in output
        assert "1/6" in output

    def test_no_milestones_section_when_none(self):
        """When no repos have milestones, milestone section is absent."""
        console, buf = _make_console()
        repos = [_make_repo(name="simple", milestones=[])]

        render_dashboard(repos, console=console)
        output = buf.getvalue()

        assert "Milestones" not in output


class TestRenderDashboardEmpty:
    """Test empty repo list handling."""

    def test_empty_list_shows_message(self):
        """Empty repo list shows informative message."""
        console, buf = _make_console()

        render_dashboard([], console=console)
        output = buf.getvalue()

        assert "Aucun repo" in output