06/05 Optimize app: add quick filter for transaction page

app/routes/transactions.py

@@ -72,6 +72,22 @@ def index():
     date_from = request.args.get('date_from', '')
     date_to = request.args.get('date_to', '')
 
+    from datetime import timedelta
+    today = date.today()
+    this_month_from = today.replace(day=1).strftime('%Y-%m-%d')
+    this_month_to   = today.strftime('%Y-%m-%d')
+    last_month_last  = today.replace(day=1) - timedelta(days=1)
+    last_month_first = last_month_last.replace(day=1)
+    last_month_from = last_month_first.strftime('%Y-%m-%d')
+    last_month_to   = last_month_last.strftime('%Y-%m-%d')
+
+    if date_from == this_month_from and date_to == this_month_to:
+        active_quick = 'this_month'
+    elif date_from == last_month_from and date_to == last_month_to:
+        active_quick = 'last_month'
+    else:
+        active_quick = ''
+
     query = Transaction.query.filter(
         Transaction.transaction_type == tab
     ).order_by(Transaction.date.desc(), Transaction.id.desc())
@@ -120,7 +136,12 @@ def index():
                            category_id=category_id,
                            account_id=account_id,
                            date_from=date_from,
-                           date_to=date_to)
+                           date_to=date_to,
+                           active_quick=active_quick,
+                           this_month_from=this_month_from,
+                           this_month_to=this_month_to,
+                           last_month_from=last_month_from,
+                           last_month_to=last_month_to)
 
 
 @transactions_bp.route('/new', methods=['GET', 'POST'])