# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ========= Copyright 2026 @ Strukto.AI All Rights Reserved. =========

import json
from unittest.mock import AsyncMock, patch

import pytest

from mirage.accessor.gdrive import GDriveAccessor
from mirage.cache.index.config import IndexEntry
from mirage.cache.index.ram import RAMIndexCacheStore
from mirage.ops.gdrive.read.read import read
from mirage.types import PathSpec


def _scope(path: str, prefix: str = "") -> PathSpec:
    return PathSpec(original=path,
                    directory=path.rsplit("/", 1)[0] or "/",
                    prefix=prefix)


@pytest.fixture
def index():
    store = RAMIndexCacheStore()
    return store


@pytest.fixture
def accessor():
    return GDriveAccessor(config=None, token_manager=None)


@pytest.mark.asyncio
async def test_read_gdoc_calls_core(accessor, index):
    await index.put(
        "/docs/report.gdoc.json",
        IndexEntry(
            id="doc123",
            name="Report",
            resource_type="gdrive/gdoc",
            remote_time="2026-04-01T00:00:00Z",
            vfs_name="report.gdoc.json",
        ))
    fn = read._registered_ops[0].fn
    doc_json = json.dumps({"documentId": "doc123"}).encode()
    with patch(
            "mirage.ops.gdrive.read.read.core_read",
            new_callable=AsyncMock,
            return_value=doc_json,
    ) as mock:
        result = await fn(accessor,
                          _scope("/docs/report.gdoc.json"),
                          index=index)
        mock.assert_called_once_with(accessor,
                                     _scope("/docs/report.gdoc.json"), index)
        assert json.loads(result)["documentId"] == "doc123"


@pytest.mark.asyncio
async def test_read_gdoc_not_found(accessor, index):
    fn = read._registered_ops[0].fn
    with patch(
            "mirage.ops.gdrive.read.read.core_read",
            new_callable=AsyncMock,
            side_effect=FileNotFoundError("nonexistent.gdoc.json"),
    ):
        with pytest.raises(FileNotFoundError):
            await fn(accessor, _scope("/nonexistent.gdoc.json"), index=index)
