import json
from types import SimpleNamespace


class SummaryBackend:
    def __init__(self, document_id):
        self.document_id = document_id
        self.calls = []

    def available_channels(self):
        return ("summary",)

    def search_channel(self, channel, query, *, limit=10, filters=None):
        self.calls.append((channel, query, filters))
        return [
            SimpleNamespace(
                document_id=self.document_id,
                snippet=f"summary candidate: {query}",
            )
        ]


def test_semantic_search_scope_keeps_ordinary_folders_out_of_source_type_filters(tmp_path):
    from pageindex.filesystem import PIFSCommandExecutor, PageIndexFileSystem

    filesystem = PageIndexFileSystem(workspace=tmp_path / "workspace")
    filesystem.register_file(
        storage_uri="file:///tmp/report.pdf",
        source_path="examples/documents/report.pdf",
        folder_path="/documents",
        external_id="dsid_report",
        title="Annual report",
        metadata={"source_type": "examples-documents"},
        content="Federal Reserve supervision and regulation annual report.",
    )
    backend = SummaryBackend("dsid_report")
    filesystem.semantic_retrieval_backend = backend
    executor = PIFSCommandExecutor(filesystem, json_output=True)

    result = json.loads(
        executor.execute('search-summary "Federal Reserve annual report" /documents')
    )

    assert backend.calls[0][2] == {}
    assert result["data"]["data"][0]["external_id"] == "dsid_report"


def test_semantic_search_scope_filters_explicit_source_type_facets():
    from pageindex.filesystem import PageIndexFileSystem

    assert PageIndexFileSystem._semantic_filters_for_scope(
        {"folder_path": "/source_type=google-drive"}
    ) == {"source_type": "google_drive"}
    assert PageIndexFileSystem._semantic_filters_for_scope(
        {"folder_path": "/semantic/source_type=google-drive"}
    ) == {"source_type": "google_drive"}
    assert PageIndexFileSystem._semantic_filters_for_scope(
        {"folder_path": "/documents"}
    ) == {}