Use sqlite database for creating new custom commands

commands/misc/custom.js

@@ -20,11 +20,7 @@ module.exports = {
 			   "<prefix>custom variables - list all variables you can use",
 			   "<prefix>custom count - display the amount of custom commands"
 ],
-	execute({message, args, client, prefix, owners}) {
-		const customPath = 'data/customCommands.json';
-		if(!fs.existsSync(customPath)){
-			fs.writeFileSync(customPath,"[]")
-		}
+	async execute({message, args, client, prefix, owners}) {
 		let sendText;
 		let isEmbed = false;
 		if (args){
@@ -37,7 +33,7 @@ module.exports = {
 					message.channel.send("Message can't be empty");
 					return;
 				}
-				sendText = addCustomCommand(customName, customMessage, message.author.id);
+				sendText = await addCustomCommand(client, customName, customMessage, message.author.id);
 				break;
 			}
 			case "remove":

util/custom_commands/addCustomCommand.js

@@ -1,25 +1,33 @@
-const fs = require('fs');
-module.exports = function(customName, customMessage, author){
-	let sendText;
-	const customPath = './data/customCommands.json';
-
-	let json = fs.readFileSync(customPath, 'utf8');
-	let customCommands = JSON.parse(json)
+const sqlite3 = require('sqlite3').verbose();
+module.exports = async function(client, customName, customMessage, author){
+	
+	let sendText = "";
+	let isExists = client.customCommands.get(customName);
 	
-	let isExists = false;
-	customCommands.forEach(function (customCommand) {
-		if (customCommand.customName === customName) {
-			sendText = "This custom command already exists";
-			isExists = true;
-		}
-	});
 	if (!isExists) {
-		let newCustomCommand = {
-			"customName": customName, "customMessage": customMessage, "author": author 
-		}
-		customCommands.push(newCustomCommand)
-		sendText = `New custom command with the name "${customName}" added`
+		const db = new sqlite3.Database("data/database.db");
+		sendText = await new Promise((resolve, reject)=>{
+			
+			db.run(`INSERT INTO customCommands (
+				customName, 
+				customMessage, 
+				author, 
+				isDeleted
+				) VALUES (?, ?, ?, ?)`, [customName, customMessage, author, false],
+				
+				function(error){
+					if(error){
+						console.error(error)
+						let sendText = "Error while inserting new custom command.";
+						reject(sendText);
+					}else{
+						client.customCommands.set(customName, customMessage)
+						let sendText = `New custom command with the name "${customName}" added`
+						resolve(sendText)
+					}
+				})
+		})
+		db.close();
 	}
-	fs.writeFileSync(customPath, JSON.stringify(customCommands, null, 4))
 	return sendText;
 }