pagination

app.py

@@ -537,8 +537,9 @@ def fetch_collection(bearer: str, project_id_native: int, collection: str):
 
 
 @app.route("/dashboard")
+@app.route("/dashboard/<int:page>")
 @login_required
-def dashboard():
+def dashboard(page=1):
     uid = session.get("uid")
     profile = get_user_profile(uid)
     if not profile.get("enabled"):
@@ -547,18 +548,47 @@ def dashboard():
     if not case_email:
         return redirect(url_for("welcome"))
 
-    # Read projects directly from Firestore
-    projects_ref = db.collection("projects")
-    docs = projects_ref.stream()
-    detailed_rows = []
+    # Pagination settings
+    per_page = 25
+    offset = (page - 1) * per_page
+
+    # Get total count efficiently using a count aggregation query
+    try:
+        # Firestore doesn't have a direct count() method, so we need to count documents
+        import time
+        start_time = time.time()
+        projects_ref = db.collection("projects")
+        total_projects = projects_ref.count().get()[0][0].value
+        end_time = time.time()
+        print(f"Total projects count: {total_projects} (took {end_time - start_time:.2f}s)")
+    except Exception as e:
+        print(f"[WARN] Failed to get total count: {e}")
+        total_projects = 0
+
+    # Calculate pagination
+    total_pages = (total_projects + per_page - 1) // per_page  # Ceiling division
+    
+    # Read only the current page from Firestore using limit() and offset()
+    import time
+    start_time = time.time()
+    projects_ref = db.collection("projects").order_by("matter_description").limit(per_page).offset(offset)
+    docs = projects_ref.stream() 
+    paginated_rows = []
     
     for doc in docs:
-        detailed_rows.append(doc.to_dict())
+        paginated_rows.append(doc.to_dict())
     
-    print(f"Retrieved {len(detailed_rows)} projects from Firestore")
+    end_time = time.time()
+    print(f"Retrieved {len(paginated_rows)} projects from Firestore (page {page} of {total_pages}) in {end_time - start_time:.2f}s")
 
-    # Render table
-    return render_template("dashboard.html", rows=detailed_rows, case_email=case_email)
+    # Render table with pagination data
+    return render_template("dashboard.html",
+                          rows=paginated_rows,
+                          case_email=case_email,
+                          current_page=page,
+                          total_pages=total_pages,
+                          total_projects=total_projects,
+                          per_page=per_page)
 
 
 # GAE compatibility