Economy #2 - Message Validation

.vscode/launch.json

@@ -11,7 +11,7 @@
       "skipFiles": [
         "<node_internals>/**"
       ],
-      "program": "${workspaceFolder}\\bot.js"
+      "program": "${workspaceFolder}/bot.js"
     }
   ]
 }

handlers/events/message-event.js

@@ -1,7 +1,7 @@
 const Event = require('./event');
 const { handleCommand } = require('../command-handler');
 const logs = require('../../data/logs');
-const users = require('../../data/users');
+const economy = require('../../modules/economy');
 
 module.exports = class extends Event {
   on = 'message';
@@ -12,9 +12,6 @@ module.exports = class extends Event {
       return await logs.add(msg.guild.id, 'commands');
 
     await logs.add(msg.guild.id, 'messages');
-
-    const savedUser = await users.get(msg.author.id);
-    savedUser.coins += 5;
-    await savedUser.save();
+    await economy.handleMessage(msg);
   }
 }

modules/economy.js

@@ -0,0 +1,30 @@
+const users = require('../data/users');
+
+module.exports = new class {
+  cooldowns = [];
+
+  async handleMessage(msg) {
+    if (this.inCooldown(msg.author.id)) return;
+    this.handleCooldown(msg.author.id);
+
+    const minLength = 5;
+    if (msg.content.length < minLength) return;
+
+    const savedUser = await users.get(msg.author.id);
+    savedUser.coins += 5;
+    await savedUser.save();    
+  }
+
+  handleCooldown(userId) {
+    this.cooldowns.push(userId);
+
+    setTimeout(() => {
+      const index = this.cooldowns.indexOf(userId);
+      this.cooldowns.splice(index, 1);
+    }, 60 * 1000);
+  }
+
+  inCooldown(userId) {
+    return this.cooldowns.includes(userId);
+  }
+}