feat: Add optional filter for projects by current user

src/backend/app/projects/project_routes.py

@@ -262,12 +262,25 @@ async def generate_presigned_url(
 async def read_projects(
     db: Annotated[Connection, Depends(database.get_db)],
     user_data: Annotated[AuthUser, Depends(login_required)],
+    filter_by_owner: Optional[bool] = Query(
+        False, description="Filter projects by authenticated user (creator)"
+    ),
     skip: int = 0,
     limit: int = 100,
 ):
     "Get all projects with task count."
+
     try:
-        return await project_schemas.DbProject.all(db, skip, limit)
+        user_id = user_data.id if filter_by_owner else None
+        projects = await project_schemas.DbProject.all(
+            db, user_id=user_id, skip=skip, limit=limit
+        )
+        if not projects:
+            raise HTTPException(
+                status_code=HTTPStatus.NOT_FOUND, detail="No projects found."
+            )
+
+        return projects
     except KeyError as e:
         raise HTTPException(status_code=HTTPStatus.NOT_FOUND) from e
 

src/backend/app/projects/project_schemas.py

@@ -278,20 +278,27 @@ async def one(db: Connection, project_id: uuid.UUID):
 
     async def all(
         db: Connection,
+        user_id: Optional[uuid.UUID] = None,
         skip: int = 0,
         limit: int = 100,
     ):
-        """Get all projects."""
+        """
+        Get all projects. Optionally filter by the project creator (user).
+        """
         async with db.cursor(row_factory=dict_row) as cur:
             await cur.execute(
                 """
-            SELECT id, slug, name, description, per_task_instructions, ST_AsGeoJSON(outline)::jsonb AS outline, requires_approval_from_manager_for_locking
-            FROM projects
-            ORDER BY created_at DESC
-            OFFSET %(skip)s
-            LIMIT %(limit)s
-            """,
-                {"skip": skip, "limit": limit},
+                SELECT
+                    id, slug, name, description, per_task_instructions,
+                    ST_AsGeoJSON(outline)::jsonb AS outline,
+                    requires_approval_from_manager_for_locking
+                FROM projects
+                WHERE (author_id = COALESCE(%(user_id)s, author_id))
+                ORDER BY created_at DESC
+                OFFSET %(skip)s
+                LIMIT %(limit)s
+                """,
+                {"skip": skip, "limit": limit, "user_id": user_id},
             )
             db_projects = await cur.fetchall()
             return db_projects