hash-wallet/cw_bitcoin/lib/bitcoin_transaction_priority.dart

import 'package:cw_core/transaction_priority.dart';
import 'package:flutter/foundation.dart';

class BitcoinTransactionPriority extends TransactionPriority {
  const BitcoinTransactionPriority(
      {required String title, required int raw, String? description, String? hint})
      : super(title: title, raw: raw, description: description, hint: hint);

  static const List<BitcoinTransactionPriority> all = [fast, medium, slow, custom];
  static const BitcoinTransactionPriority slow =
      BitcoinTransactionPriority(title: 'Slow', description: "2 sat/byte", hint: "~ 24 h", raw: 0);
  static const BitcoinTransactionPriority medium =
      BitcoinTransactionPriority(title: 'Medium', description: "3 sat/byte", hint: "~ 1 h", raw: 1);
  static const BitcoinTransactionPriority fast = BitcoinTransactionPriority(
      title: 'Fast', description: "4 sat/byte", hint: "~ 30 min", raw: 2);
  static const BitcoinTransactionPriority custom =
      BitcoinTransactionPriority(title: 'Custom', raw: 3);

  static BitcoinTransactionPriority deserialize({required int raw}) {
    switch (raw) {
      case 0:
        return slow;
      case 1:
        return medium;
      case 2:
        return fast;
      case 3:
        return custom;
      default:
        if (kDebugMode) {
          throw Exception('Unexpected token: $raw for BitcoinTransactionPriority deserialize');
        }
        return medium;
    }
  }

  String get units => 'sat';

  @override
  String toString() {
    var label = '';

    switch (this) {
      case BitcoinTransactionPriority.slow:
        label = 'Slow ~24hrs+'; // '${S.current.transaction_priority_slow} ~24hrs';
        break;
      case BitcoinTransactionPriority.medium:
        label = 'Medium'; // S.current.transaction_priority_medium;
        break;
      case BitcoinTransactionPriority.fast:
        label = 'Fast';
        break; // S.current.transaction_priority_fast;
      case BitcoinTransactionPriority.custom:
        label = 'Custom';
        break;
      default:
        break;
    }

    return label;
  }

  String labelWithRate(int rate, int? customRate) {
    final rateValue = this == custom ? customRate ??= 0 : rate;
    return '${toString()} ($rateValue ${units}/byte)';
  }
}

class LitecoinTransactionPriority extends BitcoinTransactionPriority {
  const LitecoinTransactionPriority({required String title, required int raw})
      : super(title: title, raw: raw);

  static const List<LitecoinTransactionPriority> all = [fast, medium, slow];
  static const LitecoinTransactionPriority slow =
      LitecoinTransactionPriority(title: 'Slow', raw: 0);
  static const LitecoinTransactionPriority medium =
      LitecoinTransactionPriority(title: 'Medium', raw: 1);
  static const LitecoinTransactionPriority fast =
      LitecoinTransactionPriority(title: 'Fast', raw: 2);

  static LitecoinTransactionPriority deserialize({required int raw}) {
    switch (raw) {
      case 0:
        return slow;
      case 1:
        return medium;
      case 2:
        return fast;
      default:
        if (kDebugMode) {
          throw Exception('Unexpected token: $raw for LitecoinTransactionPriority deserialize');
        }
        return medium;
    }
  }

  @override
  String get units => 'Litoshi';

  @override
  String toString() {
    var label = '';

    switch (this) {
      case LitecoinTransactionPriority.slow:
        label = 'Slow'; // S.current.transaction_priority_slow;
        break;
      case LitecoinTransactionPriority.medium:
        label = 'Medium'; // S.current.transaction_priority_medium;
        break;
      case LitecoinTransactionPriority.fast:
        label = 'Fast'; // S.current.transaction_priority_fast;
        break;
      default:
        break;
    }

    return label;
  }
}

class BitcoinCashTransactionPriority extends BitcoinTransactionPriority {
  const BitcoinCashTransactionPriority({required String title, required int raw})
      : super(title: title, raw: raw);

  static const List<BitcoinCashTransactionPriority> all = [fast, medium, slow];
  static const BitcoinCashTransactionPriority slow =
      BitcoinCashTransactionPriority(title: 'Slow', raw: 0);
  static const BitcoinCashTransactionPriority medium =
      BitcoinCashTransactionPriority(title: 'Medium', raw: 1);
  static const BitcoinCashTransactionPriority fast =
      BitcoinCashTransactionPriority(title: 'Fast', raw: 2);

  static BitcoinCashTransactionPriority deserialize({required int raw}) {
    switch (raw) {
      case 0:
        return slow;
      case 1:
        return medium;
      case 2:
        return fast;
      default:
        if (kDebugMode) {
          throw Exception('Unexpected token: $raw for BitcoinCashTransactionPriority deserialize');
        }
        return medium;
    }
  }

  @override
  String get units => 'Satoshi';

  @override
  String toString() {
    var label = '';

    switch (this) {
      case BitcoinCashTransactionPriority.slow:
        label = 'Slow'; // S.current.transaction_priority_slow;
        break;
      case BitcoinCashTransactionPriority.medium:
        label = 'Medium'; // S.current.transaction_priority_medium;
        break;
      case BitcoinCashTransactionPriority.fast:
        label = 'Fast'; // S.current.transaction_priority_fast;
        break;
      default:
        break;
    }

    return label;
  }
}