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/herald/app_locale.dart';
       5             : import 'package:app_finance/_classes/structure/abstract_app_data.dart';
       6             : import 'package:app_finance/_classes/storage/app_data.dart';
       7             : import 'package:app_finance/_classes/structure/currency/exchange.dart';
       8             : import 'package:app_finance/_classes/structure/invoice_app_data.dart';
       9             : import 'package:app_finance/_ext/int_ext.dart';
      10             : import 'package:app_finance/_ext/string_ext.dart';
      11             : import 'package:app_finance/_mixins/storage_mixin.dart';
      12             : import 'package:flutter/material.dart';
      13             : import 'package:flutter_currency_picker/flutter_currency_picker.dart';
      14             : 
      15             : class BudgetAppData extends AbstractAppData with StorageMixin {
      16             :   double amount;
      17             :   Map<int, double> amountSet;
      18             :   final int _month = DateTime.now().month;
      19             : 
      20           2 :   BudgetAppData({
      21             :     required super.title,
      22             :     super.uuid,
      23             :     super.progress = 0.0,
      24             :     super.color,
      25             :     super.icon,
      26             :     super.currency,
      27             :     super.updatedAt,
      28             :     super.createdAt,
      29             :     super.createdAtFormatted,
      30             :     amountLimit = 0.0,
      31             :     this.amountSet = const {},
      32             :     this.amount = 0.0,
      33             :     super.hidden,
      34           2 :   }) : super(
      35             :           details: amountLimit,
      36             :         );
      37             : 
      38           0 :   @override
      39             :   String getClassName() => 'BudgetAppData';
      40             : 
      41           0 :   @override
      42             :   AppDataType getType() => AppDataType.budgets;
      43             : 
      44           1 :   @override
      45             :   BudgetAppData clone() {
      46           1 :     return BudgetAppData(
      47           1 :       title: super.title,
      48           1 :       uuid: super.uuid,
      49           1 :       progress: super.progress,
      50           1 :       color: super.color,
      51           1 :       icon: super.icon,
      52           1 :       currency: super.currency,
      53           1 :       createdAt: super.createdAt,
      54           1 :       amountLimit: super.details,
      55           1 :       amountSet: amountSet,
      56           1 :       amount: amount,
      57           1 :       hidden: super.hidden,
      58             :     );
      59             :   }
      60             : 
      61           0 :   factory BudgetAppData.fromJson(Map<String, dynamic> json) {
      62           0 :     return BudgetAppData(
      63           0 :       title: json['title'],
      64           0 :       uuid: json['uuid'],
      65           0 :       progress: 0.0 + json['progress'],
      66           0 :       color: json['color'] != null ? MaterialColor(json['color'], const <int, Color>{}) : null,
      67           0 :       icon: (json['icon'] as int?)?.toIcon(),
      68           0 :       currency: CurrencyProvider.find(json['currency']),
      69           0 :       updatedAt: DateTime.parse(json['updatedAt']),
      70           0 :       createdAt: DateTime.parse(json['createdAt']),
      71           0 :       amountLimit: 0.0 + json['amountLimit'],
      72           0 :       amountSet: json['amountSet'] != null ? json['amountSet'].toString().toMap<int, double>() : {},
      73           0 :       hidden: json['hidden'],
      74             :     );
      75             :   }
      76             : 
      77           0 :   @override
      78           0 :   Map<String, dynamic> toJson() => {
      79           0 :         ...super.toJson()..remove('description'),
      80           0 :         'amountLimit': amountLimit,
      81           0 :         'amountSet': amountSet.toString(),
      82             :       };
      83             : 
      84           0 :   @override
      85             :   double get details {
      86           0 :     if (super.details > 0 && super.details < 1) {
      87           0 :       return _relativeAmountLimit() - amount;
      88           0 :     } else if (amountLimit == 0) {
      89           0 :       return -amount;
      90           0 :     } else if (super.details > 0) {
      91           0 :       return amountLimit * (1 - progress);
      92             :     } else {
      93             :       return 0.0;
      94             :     }
      95             :   }
      96             : 
      97           0 :   String get detailsFormatted {
      98           0 :     if (super.details > 0 && super.details < 1) {
      99           0 :       final curr = (_relativeAmountLimit() - amount).toCurrency(currency: currency, withPattern: false);
     100           0 :       return '$curr ${AppLocale.labels.left}';
     101           0 :     } else if (super.details > 0) {
     102           0 :       return '${details.toCurrency(currency: currency, withPattern: false)} ${AppLocale.labels.left}';
     103             :     } else {
     104           0 :       return '${amount.toCurrency(currency: currency, withPattern: false)} ${AppLocale.labels.spent}';
     105             :     }
     106             :   }
     107             : 
     108           0 :   String _description() {
     109           0 :     if (super.details > 0 && super.details < 1) {
     110           0 :       final percents = (amountLimit * 100).toStringAsFixed(2);
     111           0 :       return '${(amount).toCurrency(currency: currency, withPattern: false)} /'
     112           0 :           ' ${_relativeAmountLimit().toCurrency(currency: currency, withPattern: false)} ($percents%)';
     113           0 :     } else if (super.details > 0) {
     114           0 :       return '${(amountLimit * progress).toCurrency(currency: currency, withPattern: false)} /'
     115           0 :           ' ${(amountLimit).toCurrency(currency: currency, withPattern: false)}'
     116           0 :           '${multiplication > 1 ? ' (${multiplication.toStringAsFixed(2)} ${AppLocale.labels.coef})' : ''}';
     117             :     } else {
     118             :       return '';
     119             :     }
     120             :   }
     121             : 
     122           0 :   double get progressLeft => progress < 1 ? 1 - progress : 0.0;
     123             : 
     124           8 :   double get multiplication => amountSet[_month] ?? 1.0;
     125             : 
     126           8 :   double get amountLimit => super.details * multiplication;
     127           2 :   set amountLimit(double value) => super.details = value;
     128             : 
     129           0 :   double _relativeAmountLimit() {
     130           0 :     final ex = Exchange(store: super.getState());
     131           0 :     return amountLimit *
     132           0 :         getState()
     133           0 :             .getActualList(AppDataType.invoice)
     134           0 :             .cast<InvoiceAppData>()
     135           0 :             .where((e) => e.accountFrom == null)
     136           0 :             .fold(0.0, (v, e) => v + ex.reform(e.details, e.currency, currency));
     137             :   }
     138             : 
     139           0 :   @override
     140           0 :   String get description => _description();
     141             : 
     142           0 :   @override
     143           0 :   set description(String? value) => {};
     144             : }