"""Tests for ProjectService."""

import subprocess
from pathlib import Path

from flow.core.config import AppConfig, FlowContext
from flow.core.console import Console
from flow.core.platform import PlatformInfo
from flow.core.runtime import SystemRuntime
from flow.services.projects import ProjectService


def _make_ctx(projects_dir):
    return FlowContext(
        config=AppConfig(projects_dir=str(projects_dir)),
        manifest={},
        platform=PlatformInfo(),
        console=Console(color=False),
        runtime=SystemRuntime(),
    )


def _init_repo(path, commit=True):
    """Create a git repo with an initial commit."""
    path.mkdir(parents=True, exist_ok=True)
    subprocess.run(["git", "init", str(path)], capture_output=True, check=True)
    subprocess.run(["git", "-C", str(path), "config", "user.email", "test@test.com"], capture_output=True, check=True)
    subprocess.run(["git", "-C", str(path), "config", "user.name", "Test"], capture_output=True, check=True)
    if commit:
        (path / "README.md").write_text("# test")
        subprocess.run(["git", "-C", str(path), "add", "."], capture_output=True, check=True)
        subprocess.run(["git", "-C", str(path), "commit", "-m", "init"], capture_output=True, check=True)


class TestProjectService:
    def test_check_clean_repo(self, tmp_path, capsys):
        projects = tmp_path / "projects"
        projects.mkdir()
        _init_repo(projects / "myrepo")

        ctx = _make_ctx(projects)
        svc = ProjectService(ctx)
        svc.check(fetch=False)

        output = capsys.readouterr().out
        assert "myrepo" in output
        assert "clean" in output

    def test_check_uncommitted_changes(self, tmp_path, capsys):
        projects = tmp_path / "projects"
        projects.mkdir()
        _init_repo(projects / "myrepo")
        (projects / "myrepo" / "new_file.txt").write_text("changes")

        ctx = _make_ctx(projects)
        svc = ProjectService(ctx)
        svc.check(fetch=False)

        output = capsys.readouterr().out
        assert "uncommitted" in output

    def test_check_no_git_repos(self, tmp_path, capsys):
        projects = tmp_path / "projects"
        projects.mkdir()
        (projects / "not-a-repo").mkdir()

        ctx = _make_ctx(projects)
        svc = ProjectService(ctx)
        svc.check(fetch=False)

        output = capsys.readouterr().out
        assert "No git" in output

    def test_missing_projects_dir(self, tmp_path, capsys):
        ctx = _make_ctx(tmp_path / "nonexistent")
        svc = ProjectService(ctx)
        svc.check(fetch=False)
        assert "not found" in capsys.readouterr().out