Line data    Source code

       1              : // Copyright 2023 The terCAD team. All rights reserved.
       2              : // Use of this source code is governed by a CC BY-NC-ND 4.0 license that can be found in the LICENSE file.
       3              : 
       4              : import 'package:app_finance/_classes/math/abstract_recalculation.dart';
       5              : import 'package:app_finance/_classes/structure/budget_app_data.dart';
       6              : 
       7              : class BudgetRecalculation extends AbstractRecalculation {
       8              :   BudgetAppData change;
       9              :   BudgetAppData? initial;
      10              : 
      11            1 :   BudgetRecalculation({
      12              :     required this.change,
      13              :     this.initial,
      14              :   });
      15              : 
      16            1 :   @override
      17              :   double getDelta() {
      18            2 :     if (initial?.amountLimit == 0 && change.amountLimit > 0) {
      19            0 :       return (initial?.amount ?? 0.0) / change.amountLimit;
      20            4 :     } else if (!change.hidden && initial?.hidden == false && change.amountLimit > 0) {
      21            0 :       return initial!.amountLimit * initial!.progress / change.amountLimit;
      22              :     } else {
      23              :       return 0.0;
      24              :     }
      25              :   }
      26              : 
      27            1 :   BudgetRecalculation updateBudget() {
      28            3 :     change.progress = getDelta();
      29            3 :     change.amount = initial?.amount ?? 0.0;
      30              :     return this;
      31              :   }
      32              : }