"""Tests for ``notebooklm status`` and ``notebooklm clear``.

This file was extracted from the legacy ``test_session.py`` as part of
D1 PR-3 (test-monkeypatch-policy migration). The shared fixtures and
helpers live in ``_session_helpers.py``; the proxy-block-aware
``patch_session_login_dual`` lives in ``tests/_fixtures``.
"""

import json
from unittest.mock import patch

import notebooklm.cli.services.session_context as session_context_module
from notebooklm.notebooklm_cli import cli


class TestStatusCommand:
    def test_status_no_context(self, runner, mock_context_file):
        """Test status command when no notebook is selected."""
        # Ensure context file doesn't exist
        if mock_context_file.exists():
            mock_context_file.unlink()

        result = runner.invoke(cli, ["status"])

        assert result.exit_code == 0
        assert "No notebook selected" in result.output or "use" in result.output.lower()

    def test_status_with_context(self, runner, mock_context_file):
        """Test status command shows current notebook context."""
        # Create context file with notebook info
        context_data = {
            "notebook_id": "nb_test_123",
            "title": "My Test Notebook",
            "is_owner": True,
            "created_at": "2024-01-15",
        }
        mock_context_file.write_text(json.dumps(context_data))

        result = runner.invoke(cli, ["status"])

        assert result.exit_code == 0
        assert "nb_test_123" in result.output or "My Test Notebook" in result.output

    def test_status_with_conversation(self, runner, mock_context_file):
        """Test status command shows conversation ID when set."""
        context_data = {
            "notebook_id": "nb_conv_test",
            "title": "Notebook with Conversation",
            "is_owner": True,
            "created_at": "2024-01-15",
            "conversation_id": "conv_abc123",
        }
        mock_context_file.write_text(json.dumps(context_data))

        result = runner.invoke(cli, ["status"])

        assert result.exit_code == 0
        assert "conv_abc123" in result.output or "Conversation" in result.output

    def test_status_json_output_with_context(self, runner, mock_context_file):
        """Test status --json outputs valid JSON."""
        context_data = {
            "notebook_id": "nb_json_test",
            "title": "JSON Test Notebook",
            "is_owner": True,
            "created_at": "2024-01-15",
        }
        mock_context_file.write_text(json.dumps(context_data))

        result = runner.invoke(cli, ["status", "--json"])

        assert result.exit_code == 0
        # Should be valid JSON
        output_data = json.loads(result.output)
        assert output_data["has_context"] is True
        assert output_data["notebook"]["id"] == "nb_json_test"

    def test_status_json_output_no_context(self, runner, mock_context_file):
        """Test status --json outputs valid JSON when no context."""
        if mock_context_file.exists():
            mock_context_file.unlink()

        result = runner.invoke(cli, ["status", "--json"])

        assert result.exit_code == 0
        output_data = json.loads(result.output)
        assert output_data["has_context"] is False
        assert output_data["notebook"] is None

    def test_status_handles_corrupted_context_file(self, runner, mock_context_file):
        """Test status handles corrupted context file gracefully."""
        # Write invalid JSON
        mock_context_file.write_text("{ invalid json }")

        result = runner.invoke(cli, ["status"])

        # Should not crash, should show minimal info or no context
        assert result.exit_code == 0


# =============================================================================
# CLEAR COMMAND TESTS
# =============================================================================


class TestClearCommand:
    def test_clear_removes_context(self, runner, mock_context_file):
        """Test clear command removes context file."""
        # Create context file
        context_data = {"notebook_id": "nb_to_clear", "title": "Clear Me"}
        mock_context_file.write_text(json.dumps(context_data))
        assert mock_context_file.exists(), "Precondition: context file should exist"

        result = runner.invoke(cli, ["clear"])

        assert result.exit_code == 0
        assert "cleared" in result.output.lower() or "Context" in result.output
        # Validate behaviour, not just exit/output: the context file must be
        # gone (or empty) after the command runs. Without this, a regression
        # that printed "cleared" but left the file in place would slip past.
        assert not mock_context_file.exists() or not mock_context_file.read_text().strip()

    def test_clear_when_no_context(self, runner, mock_context_file):
        """Test clear command when no context exists."""
        if mock_context_file.exists():
            mock_context_file.unlink()

        result = runner.invoke(cli, ["clear"])

        # Should succeed even if no context exists
        assert result.exit_code == 0


# =============================================================================
# EDGE CASES
# =============================================================================


class TestStatusPaths:
    """Tests for status --paths flag."""

    def test_status_paths_flag_shows_table(self, runner, mock_context_file):
        """Test status --paths shows configuration paths table."""
        with patch.object(session_context_module, "get_path_info") as mock_path_info:
            mock_path_info.return_value = {
                "home_dir": "/home/test/.notebooklm",
                "home_source": "default",
                "storage_path": "/home/test/.notebooklm/storage_state.json",
                "context_path": "/home/test/.notebooklm/context.json",
                "browser_profile_dir": "/home/test/.notebooklm/browser_profile",
            }

            result = runner.invoke(cli, ["status", "--paths"])

        assert result.exit_code == 0
        assert "Configuration Paths" in result.output
        assert "/home/test/.notebooklm" in result.output
        assert "storage_state.json" in result.output

    def test_status_paths_json_output(self, runner, mock_context_file):
        """Test status --paths --json outputs path info as JSON."""
        with patch.object(session_context_module, "get_path_info") as mock_path_info:
            mock_path_info.return_value = {
                "home_dir": "/custom/path/.notebooklm",
                "home_source": "NOTEBOOKLM_HOME",
                "storage_path": "/custom/path/.notebooklm/storage_state.json",
                "context_path": "/custom/path/.notebooklm/context.json",
                "browser_profile_dir": "/custom/path/.notebooklm/browser_profile",
            }

            result = runner.invoke(cli, ["status", "--paths", "--json"])

        assert result.exit_code == 0
        output_data = json.loads(result.output)
        assert "paths" in output_data
        assert output_data["paths"]["home_dir"] == "/custom/path/.notebooklm"
        assert output_data["paths"]["home_source"] == "NOTEBOOKLM_HOME"

    def test_status_paths_shows_auth_json_note(self, runner, mock_context_file, monkeypatch):
        """Test status --paths shows note when NOTEBOOKLM_AUTH_JSON is set."""
        monkeypatch.setenv("NOTEBOOKLM_AUTH_JSON", '{"cookies":[]}')

        with patch.object(session_context_module, "get_path_info") as mock_path_info:
            mock_path_info.return_value = {
                "home_dir": "/home/test/.notebooklm",
                "home_source": "default",
                "storage_path": "/home/test/.notebooklm/storage_state.json",
                "context_path": "/home/test/.notebooklm/context.json",
                "browser_profile_dir": "/home/test/.notebooklm/browser_profile",
            }

            result = runner.invoke(cli, ["status", "--paths"])

        assert result.exit_code == 0
        assert "NOTEBOOKLM_AUTH_JSON is set" in result.output


# =============================================================================
# AUTH CHECK COMMAND TESTS
# =============================================================================