88 lines
2.2 KiB
C#
88 lines
2.2 KiB
C#
using System;
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using UnityEngine;
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public static class WalletManager
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{
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public static int Balance { get; private set; }
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/// <summary>
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/// Колбэк при любом изменении баланса. Аргумент - новый баланс.
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/// </summary>
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public static event Action<int> OnBalanceChanged;
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/// <summary>
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/// Колбэк при увеличении баланса. Аргумент - на сколько увеличилось
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/// </summary>
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public static event Action<int> OnBalanceAdd;
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/// <summary>
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/// Колбэк при попытке уменьшения баланса. Аргумент 1 - успешна ли попытка снятия; Аргумент 2 - на сколько мы пытались уменьшить баланс
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/// </summary>
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public static event Action<bool, int> OnPaymentAttempt;
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private static string BalancePrefsKey;
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public static void Initialize(WalletManagerConfig config)
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{
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BalancePrefsKey = config.BalancePrefsKey;
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if (config.KeepMoneyBetweenSessions)
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{
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Load();
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}
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}
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public static void AddMoney(int amount)
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{
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Balance += amount;
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OnBalanceChanged?.Invoke(Balance);
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OnBalanceAdd?.Invoke(amount);
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Save();
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}
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public static bool TakeMoney(int amount)
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{
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bool success = default;
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if (amount < 0)
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{
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Debug.LogError("Попытка снять отрицательную сумму");
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return false;
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}
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if (Balance - amount >= 0)
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{
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success = true;
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Balance -= amount;
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OnBalanceChanged?.Invoke(Balance);
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}
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else
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{
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success = false;
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}
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OnPaymentAttempt?.Invoke(success, amount);
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Save();
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return success;
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}
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public static void ResetBalance()
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{
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Balance = 0;
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OnBalanceChanged?.Invoke(Balance);
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Save();
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}
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private static void Save() => PlayerPrefs.SetInt(BalancePrefsKey, Balance);
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private static void Load()
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{
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Balance = PlayerPrefs.GetInt(BalancePrefsKey, 0);
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OnBalanceChanged?.Invoke(Balance);
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}
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}
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