from click.testing import CliRunner

from hqt import cli
from hqt.config import Settings


def test_tool_cmd_opens_tool_window(monkeypatch, tmp_path):
    monkeypatch.setattr(
        "hqt.config.get_settings", lambda: Settings(db_path=tmp_path / "t.db")
    )
    calls = {}

    async def fake_for_window(self, window, tool):
        calls["tool"] = (window, tool)
        return "@9"

    monkeypatch.setattr(
        "hqt.sessions.service.SessionService.open_tool_window_for_window",
        fake_for_window,
    )

    result = CliRunner().invoke(cli.main, ["tool", "lazygit", "hqt-5"])

    assert result.exit_code == 0, result.output
    assert calls["tool"] == ("hqt-5", "lazygit")


def test_tool_cmd_clone_dispatches_to_clone(monkeypatch, tmp_path):
    monkeypatch.setattr(
        "hqt.config.get_settings", lambda: Settings(db_path=tmp_path / "t.db")
    )
    calls = {}

    async def fake_clone(self, window):
        calls["clone"] = window
        return "RESULT"

    monkeypatch.setattr(
        "hqt.sessions.service.SessionService.clone_session_for_window", fake_clone
    )

    result = CliRunner().invoke(cli.main, ["tool", "clone", "hqt-5"])

    assert result.exit_code == 0, result.output
    assert calls["clone"] == "hqt-5"


def test_tool_cmd_reports_service_error(monkeypatch, tmp_path):
    from hqt.errors import ServiceError

    monkeypatch.setattr(
        "hqt.config.get_settings", lambda: Settings(db_path=tmp_path / "t.db")
    )

    async def boom(self, window, tool):
        raise ServiceError("'hqt-5' is not an hqt session window")

    monkeypatch.setattr(
        "hqt.sessions.service.SessionService.open_tool_window_for_window", boom
    )

    result = CliRunner().invoke(cli.main, ["tool", "nvim", "hqt-5"])

    assert result.exit_code == 1
    assert "not an hqt session window" in result.output


def test_palette_cmd_shows_popup_for_session_window(monkeypatch, tmp_path):
    monkeypatch.setattr(
        "hqt.config.get_settings", lambda: Settings(db_path=tmp_path / "t.db")
    )
    monkeypatch.setattr(
        "hqt.sessions.service.SessionService.session_id_for_window",
        lambda self, window: 5,
    )
    runs = []
    monkeypatch.setattr(cli.subprocess, "run", lambda argv, **kw: runs.append(argv))

    result = CliRunner().invoke(cli.main, ["palette", "hqt-5"])

    assert result.exit_code == 0, result.output
    assert len(runs) == 1
    argv = runs[0]
    assert "display-popup" in argv
    popup_cmd = argv[-1]
    assert "fzf" in popup_cmd
    assert "nvim" in popup_cmd and "clone" in popup_cmd
    # the window is baked into the command for `hqt tool {} <window>`
    assert "hqt-5" in popup_cmd


def test_palette_cmd_hints_for_non_session_window(monkeypatch, tmp_path):
    monkeypatch.setattr(
        "hqt.config.get_settings", lambda: Settings(db_path=tmp_path / "t.db")
    )
    monkeypatch.setattr(
        "hqt.sessions.service.SessionService.session_id_for_window",
        lambda self, window: None,
    )
    runs = []
    monkeypatch.setattr(cli.subprocess, "run", lambda argv, **kw: runs.append(argv))

    result = CliRunner().invoke(cli.main, ["palette", "nvim"])

    assert result.exit_code == 0, result.output
    assert len(runs) == 1
    argv = runs[0]
    assert "display-message" in argv
    assert "display-popup" not in argv