"""Tests for GmailConnector."""

from __future__ import annotations

import uuid
from datetime import datetime, timezone
from unittest.mock import AsyncMock, MagicMock, patch

import pytest

from app.models import CloudScoutConfig
from app.scouts.connectors.base import ItemRef
from app.scouts.connectors.gmail import GmailConnector


def _make_scout():
    return CloudScoutConfig(
        id=str(uuid.uuid4()),
        user_id="00000000-0000-0000-0000-000000000003",
        provider="gmail",
        name="Inbox",
        data_types=[],
        prompt_template="",
        oauth_token_encrypted="encrypted-blob",
        schedule_cron="0 * * * *",
        enabled=True,
        auto_trash_spam=False,
        device_inactivity_pause_days=14,
        gmail_history_id="100",
    )


@pytest.mark.asyncio
async def test_fetch_metadata_returns_subject_and_snippet():
    scout = _make_scout()
    conn = GmailConnector()
    fake_message = {
        "id": "msg-1",
        "snippet": "preview text",
        "payload": {"headers": [
            {"name": "Subject", "value": "Hello"},
            {"name": "From", "value": "alice@example.com"},
            {"name": "Date", "value": "Wed, 14 May 2026 10:00:00 +0000"},
        ]},
    }
    with patch("app.scouts.connectors.gmail._get_gmail_service") as mock_svc:
        mock_svc.return_value.users().messages().get().execute.return_value = fake_message
        meta = await conn.fetch_metadata(scout, ItemRef(source_msg_ref="msg-1"))
    assert meta.subject == "Hello"
    assert meta.sender == "alice@example.com"
    assert meta.snippet == "preview text"


@pytest.mark.asyncio
async def test_fetch_content_returns_body_text():
    scout = _make_scout()
    conn = GmailConnector()
    # decrypt_token is patched because the test doesn't set OAUTH_ENCRYPTION_KEY.
    with patch("app.scouts.connectors.gmail.decrypt_token", return_value={}), \
         patch("app.scouts.connectors.gmail.GmailClient") as MockClient:
        instance = MockClient.return_value
        instance.fetch_messages = AsyncMock(return_value=[
            MagicMock(id="msg-1", subject="S", sender="a@b", body_text="hello world",
                     date=datetime.now(tz=timezone.utc), labels=[]),
        ])
        content = await conn.fetch_content(scout, ItemRef(source_msg_ref="msg-1"))
    assert content.body_text == "hello world"
    assert content.metadata.subject == "S"


@pytest.mark.asyncio
async def test_archive_calls_trash():
    scout = _make_scout()
    conn = GmailConnector()
    with patch("app.scouts.connectors.gmail._get_gmail_service") as mock_svc:
        await conn.archive(scout, ItemRef(source_msg_ref="msg-1"))
        mock_svc.return_value.users().messages().trash.assert_called()