update

DiscordBotPlugins/Economy/Engine.cs

@@ -0,0 +1,62 @@
+using System;
+using System.Collections.Generic;
+
+using PluginManager.Database;
+
+namespace Economy;
+public static class Engine
+{
+    public static SqlDatabase Database { get; set; }
+
+    public static async void AddUser(ulong userID)
+    {
+        await Database.InsertAsync("UserBank", userID.ToString(), "0");
+    }
+
+    public static async void RemoveUser(ulong userID)
+    {
+        await Database.RemoveKeyAsync("UserBank", "UserID", userID.ToString());
+    }
+
+    public static async Task AddMoney(ulong userID, float amount)
+    {
+        var balance = await Database.GetValueAsync("UserBank", "UserID", userID.ToString(), "Balance");
+        if (balance == null)
+        {
+            AddUser(userID);
+            balance = "0";
+        }
+
+        var float_balance = float.Parse(balance);
+        float_balance += amount;
+        await Database.SetValueAsync("UserBank", "UserID", userID.ToString(), "Balance", float_balance.ToString());
+    }
+
+    public static async Task RemoveMoney(ulong userID, float amount)
+    {
+        var balance = await Database.GetValueAsync("UserBank", "UserID", userID.ToString(), "Balance");
+        if (balance == null)
+        {
+            AddUser(userID);
+            balance = "0";
+        }
+
+        var float_balance = float.Parse(balance);
+        float_balance -= amount;
+        await Database.SetValueAsync("UserBank", "UserID", userID.ToString(), "Balance", float_balance.ToString());
+    }
+
+    public static async Task<float> GetBalance(ulong userID)
+    {
+        var balance = await Database.GetValueAsync("UserBank", "UserID", userID.ToString(), "Balance");
+        if (balance == null)
+        {
+            AddUser(userID);
+            balance = "0";
+        }
+
+        return float.Parse(balance);
+    }
+
+
+}