dungeon-paper-app/lib/app/data/models/character_stats.dart

import 'dart:convert';
import 'package:dungeon_paper/core/utils/math_utils.dart';
import 'package:dungeon_world_data/dungeon_world_data.dart' as dw;
import 'package:dungeon_world_data/dungeon_world_data.dart';

class CharacterStats {
  CharacterStats({
    required this.level,
    required this.currentHp,
    required this.currentXp,
    this.armor,
    this.maxHp,
    this.damageDice,
    this.load,
  });

  final int level;
  final int? maxHp;
  final int currentHp;
  final int currentXp;
  final int? armor;
  final dw.Dice? damageDice;
  final int? load;

  int get maxXp => maxExpForLevel(level);
  static int maxExpForLevel(int level) => level + 7;

  int get totalMaxXp => totalMaxExpForLevel(level);
  static int totalMaxExpForLevel(int level) =>
      range(1, level).fold<int>(8, (acc, l) => acc + maxExpForLevel(l + 1));

  factory CharacterStats.empty() => CharacterStats(
        level: 1,
        currentHp: 0,
        currentXp: 0,
        armor: null,
        damageDice: null,
        load: null,
      );

  CharacterStats copyWith({
    int? level,
    int? maxHp,
    int? currentHp,
    int? currentXp,
    int? armor,
    dw.Dice? damageDice,
    int? load,
  }) =>
      CharacterStats(
        level: level ?? this.level,
        maxHp: maxHp ?? this.maxHp,
        currentHp: currentHp ?? this.currentHp,
        currentXp: currentXp ?? this.currentXp,
        armor: armor ?? this.armor,
        damageDice: damageDice ?? this.damageDice,
        load: load ?? this.load,
      );

  CharacterStats copyWithMaxHp(int? maxHp) => CharacterStats(
        level: level,
        maxHp: maxHp,
        currentHp: currentHp,
        currentXp: currentXp,
        armor: armor,
        damageDice: damageDice,
        load: load,
      );

  factory CharacterStats.fromRawJson(String str) =>
      CharacterStats.fromJson(json.decode(str));

  String toRawJson() => json.encode(toJson());

  factory CharacterStats.fromJson(Map<String, dynamic> json) => CharacterStats(
        level: json['level'],
        maxHp: json['maxHP'],
        currentHp: json['currentHP'],
        currentXp: json['currentXP'],
        armor: json['armor'],
        damageDice: json['damageDice'] != null
            ? Dice.fromJson(json['damageDice'])
            : null,
        load: json['load'],
      );

  Map<String, dynamic> toJson() => {
        'level': level,
        'maxHP': maxHp,
        'currentHP': currentHp,
        'currentXP': currentXp,
        'armor': armor,
        'damageDice': damageDice?.toJson(),
        'load': load,
      };

  CharacterStats copyWithArmor(int? armor) => CharacterStats(
        level: level,
        maxHp: maxHp,
        currentHp: currentHp,
        currentXp: currentXp,
        armor: armor,
        damageDice: damageDice,
        load: load,
      );

  CharacterStats copyWithLoad(int? load) => CharacterStats(
        level: level,
        maxHp: maxHp,
        currentHp: currentHp,
        currentXp: currentXp,
        armor: armor,
        damageDice: damageDice,
        load: load,
      );

  copyWithDamageDice(dw.Dice? damageDice) => CharacterStats(
        level: level,
        maxHp: maxHp,
        currentHp: currentHp,
        currentXp: currentXp,
        armor: armor,
        damageDice: damageDice,
        load: load,
      );

  @override
  bool operator ==(Object other) =>
      identical(this, other) ||
      other is CharacterStats &&
          runtimeType == other.runtimeType &&
          level == other.level &&
          maxHp == other.maxHp &&
          currentHp == other.currentHp &&
          currentXp == other.currentXp &&
          armor == other.armor &&
          damageDice == other.damageDice &&
          load == other.load;

  @override
  int get hashCode => Object.hashAll(
      [level, maxHp, currentHp, currentXp, armor, damageDice, load]);

  String get debugProperties =>
      'level: $level, maxHp: $maxHp, currentHp: $currentHp, currentXp: $currentXp, armor: $armor, damageDice: $damageDice, load: $load';

  @override
  String toString() => 'CharacterStats($debugProperties)';
}