add google calendar connector route

surfsense_backend/app/routes/__init__.py

@@ -2,6 +2,7 @@ from fastapi import APIRouter
 
 from .chats_routes import router as chats_router
 from .documents_routes import router as documents_router
+from .google_calendar_add_connector_route import router as google_oauth_router
 from .llm_config_routes import router as llm_config_router
 from .logs_routes import router as logs_router
 from .podcasts_routes import router as podcasts_router
@@ -15,5 +16,6 @@ router.include_router(documents_router)
 router.include_router(podcasts_router)
 router.include_router(chats_router)
 router.include_router(search_source_connectors_router)
+router.include_router(google_oauth_router)
 router.include_router(llm_config_router)
 router.include_router(logs_router)

surfsense_backend/app/routes/google_calendar_add_connector_route.py

@@ -2,16 +2,19 @@
 
 import base64
 import json
+from sqlite3 import IntegrityError
 from uuid import UUID
+from venv import logger
 
 from fastapi import APIRouter, Depends, HTTPException, Request
 from fastapi.responses import RedirectResponse
 from google_auth_oauthlib.flow import Flow
+from jsonschema import ValidationError
 from sqlalchemy.ext.asyncio import AsyncSession
 from sqlalchemy.future import select
 
 from app.config import config
-from app.db import GoogleCalendarAccount, User, get_async_session
+from app.db import SearchSourceConnector, User, get_async_session
 from app.users import current_active_user
 
 router = APIRouter()
@@ -41,7 +44,7 @@ def get_google_flow():
         ) from e
 
 
-@router.get("/auth/google/calendar/connector/init/")
+@router.get("/auth/google/calendar/connector/add/")
 async def connect_calendar(space_id: int, user: User = Depends(current_active_user)):
     try:
         if not space_id:
@@ -90,31 +93,57 @@ async def calendar_callback(
         flow.fetch_token(code=code)
 
         creds = flow.credentials
-        token = creds.token
-        refresh_token = creds.refresh_token
+        creds_dict = json.loads(creds.to_json())
 
-        existing = await session.scalar(
-            select(GoogleCalendarAccount).where(
-                GoogleCalendarAccount.user_id == user_id
-            )
-        )
-        if existing:
-            existing.access_token = token
-            existing.refresh_token = refresh_token or existing.refresh_token
-        else:
-            session.add(
-                GoogleCalendarAccount(
-                    user_id=user_id,
-                    access_token=token,
-                    refresh_token=refresh_token,
+        try:
+            # Check if a connector with the same type already exists for this user
+            result = await session.execute(
+                select(SearchSourceConnector).filter(
+                    SearchSourceConnector.user_id == user_id,
+                    SearchSourceConnector.connector_type == "GOOGLE_CALENDAR_CONNECTOR",
                 )
             )
+            existing_connector = result.scalars().first()
+            if existing_connector:
+                raise HTTPException(
+                    status_code=409,
+                    detail="A GOOGLE_CALENDAR_CONNECTOR connector already exists. Each user can have only one connector of each type.",
+                )
+            db_connector = SearchSourceConnector(
+                name="Google Calendar Connector",
+                connector_type="GOOGLE_CALENDAR_CONNECTOR",
+                config=creds_dict,
+                user_id=user_id,
+                is_indexable=True,
+            )
+            session.add(db_connector)
+            await session.commit()
+            await session.refresh(db_connector)
+            return RedirectResponse(
+                f"{config.NEXT_FRONTEND_URL}/dashboard/{space_id}/connectors/add/google-calendar-connector?success=true"
+            )
+        except ValidationError as e:
+            await session.rollback()
+            raise HTTPException(
+                status_code=422, detail=f"Validation error: {e!s}"
+            ) from e
+        except IntegrityError as e:
+            await session.rollback()
+            raise HTTPException(
+                status_code=409,
+                detail=f"Integrity error: A connector with this type already exists. {e!s}",
+            ) from e
+        except HTTPException:
+            await session.rollback()
+            raise
+        except Exception as e:
+            logger.error(f"Failed to create search source connector: {e!s}")
+            await session.rollback()
+            raise HTTPException(
+                status_code=500,
+                detail=f"Failed to create search source connector: {e!s}",
+            ) from e
 
-        await session.commit()
-
-        return RedirectResponse(
-            f"{config.NEXT_FRONTEND_URL}/dashboard/{space_id}/connectors/add/google-calendar-connector?success=true"
-        )
     except Exception as e:
         raise HTTPException(
             status_code=500, detail=f"Failed to complete Google OAuth: {e!s}"

surfsense_backend/app/routes/search_source_connectors_routes.py

@@ -40,6 +40,7 @@ from app.tasks.connectors_indexing_tasks import (
     index_confluence_pages,
     index_discord_messages,
     index_github_repos,
+    index_google_calendar_events,
     index_jira_issues,
     index_linear_issues,
     index_notion_pages,
@@ -489,6 +490,24 @@ async def index_connector_content(
             )
             response_message = "ClickUp indexing started in the background."
 
+        elif (
+            connector.connector_type
+            == SearchSourceConnectorType.GOOGLE_CALENDAR_CONNECTOR
+        ):
+            # Run indexing in background
+            logger.info(
+                f"Triggering Google Calendar indexing for connector {connector_id} into search space {search_space_id} from {indexing_from} to {indexing_to}"
+            )
+            background_tasks.add_task(
+                run_google_calendar_indexing_with_new_session,
+                connector_id,
+                search_space_id,
+                str(user.id),
+                indexing_from,
+                indexing_to,
+            )
+            response_message = "Google Calendar indexing started in the background."
+
         elif connector.connector_type == SearchSourceConnectorType.DISCORD_CONNECTOR:
             # Run indexing in background
             logger.info(
@@ -1034,3 +1053,63 @@ async def run_clickup_indexing(
             exc_info=True,
         )
         # Optionally update status in DB to indicate failure
+
+
+# Add new helper functions for Google Calendar indexing
+async def run_google_calendar_indexing_with_new_session(
+    connector_id: int,
+    search_space_id: int,
+    user_id: str,
+    start_date: str,
+    end_date: str,
+):
+    """Wrapper to run Google Calendar indexing with its own database session."""
+    logger.info(
+        f"Background task started: Indexing Google Calendar connector {connector_id} into space {search_space_id} from {start_date} to {end_date}"
+    )
+    async with async_session_maker() as session:
+        await run_google_calendar_indexing(
+            session, connector_id, search_space_id, user_id, start_date, end_date
+        )
+    logger.info(
+        f"Background task finished: Indexing Google Calendar connector {connector_id}"
+    )
+
+
+async def run_google_calendar_indexing(
+    session: AsyncSession,
+    connector_id: int,
+    search_space_id: int,
+    user_id: str,
+    start_date: str,
+    end_date: str,
+):
+    """Runs the Google Calendar indexing task and updates the timestamp."""
+    try:
+        indexed_count, error_message = await index_google_calendar_events(
+            session,
+            connector_id,
+            search_space_id,
+            user_id,
+            start_date,
+            end_date,
+            update_last_indexed=False,
+        )
+        if error_message:
+            logger.error(
+                f"Google Calendar indexing failed for connector {connector_id}: {error_message}"
+            )
+            # Optionally update status in DB to indicate failure
+        else:
+            logger.info(
+                f"Google Calendar indexing successful for connector {connector_id}. Indexed {indexed_count} documents."
+            )
+            # Update the last indexed timestamp only on success
+            await update_connector_last_indexed(session, connector_id)
+            await session.commit()  # Commit timestamp update
+    except Exception as e:
+        logger.error(
+            f"Critical error in run_google_calendar_indexing for connector {connector_id}: {e}",
+            exc_info=True,
+        )
+        # Optionally update status in DB to indicate failure