fix db connection timeout

fix embed field length

src/bot.ts

@@ -27,7 +27,7 @@ export class Bot {
 
 	public init() {
 		const client = new Client({intents: [GatewayIntentBits.Guilds, GatewayIntentBits.GuildMessages, GatewayIntentBits.MessageContent]});
-		this.connectDatabase()
+		this.connectDatabase(true);
 
 		this.registerCommands();
 		const commands: Collection<any, any> = new Collection();
@@ -105,7 +105,7 @@ export class Bot {
 		})();
 	}
 
-	private connectDatabase() {
+	private connectDatabase(closeConnection: boolean) {
 		this.connection = sql.createConnection({
 			host: config.dbHost,
 			user: config.dbUser,
@@ -115,9 +115,14 @@ export class Bot {
 		})
 
 		this.connection.query('CREATE TABLE if NOT EXISTS facts (id INT UNSIGNED NOT NULL PRIMARY KEY AUTO_INCREMENT, content TEXT NOT NULL, active TINYINT(1) NOT NULL DEFAULT 1)');
+
+		if (closeConnection) {
+			this.connection.end();
+		}
 	}
 
 	public getConnection() {
+		this.connectDatabase(false);
 		return this.connection;
 	}
 
@@ -130,7 +135,9 @@ export class Bot {
 	}
 
 	public async sendEmbed(msg: Message<boolean> | ChatInputCommandInteraction) {
-		const [results] = await this.connection.promise().execute('SELECT * FROM facts;');
+		const [results] = await this.getConnection().promise().execute('SELECT * FROM facts;');
+		this.connection.end();
+
 		let fields = [];
 		let embeds = [];
 		for (let index in results) {
@@ -154,7 +161,7 @@ export class Bot {
 				inline: true,
 			});
 
-			if (fields.length < 27) {
+			if (fields.length < 24) {
 				continue;
 			}
 

src/commands/addFact.ts

@@ -30,7 +30,7 @@ export default {
 			'INSERT INTO facts SET content = ?, active = ?;',
 			[interaction.options.data.at(0).value, interaction.options.data.at(1)?.value ?? true]
 		);
-
+		bot.getConnection().end();
 		console.log('Fact has been saved!');
 
 		return await interaction.reply({

src/commands/enableFact.ts

@@ -24,7 +24,7 @@ export default {
 			'UPDATE facts SET active = 1 WHERE id = ?;',
 			[interaction.options.data.at(0).value]
 		);
-
+		bot.getConnection().end();
 		console.log('Fact has been enabled!');
 
 		return await interaction.reply({

src/commands/fact.ts

@@ -12,6 +12,7 @@ export default {
 		const bot = Bot.getInstance();
 		const [results] = await bot.getConnection().promise().query('SELECT * FROM facts WHERE active = 1 ORDER BY RAND() LIMIT 1;');
 		let fact = results[0];
+		bot.getConnection().end();
 		console.log('Sent beaver fact with id: ' + fact.id);
 
 		return await interaction.reply({

src/commands/removeFact.ts

@@ -41,6 +41,7 @@ export default {
 
 			console.log('Fact has been disabled!');
 		}
+		bot.getConnection().end();
 
 		return await interaction.reply({
 			content: 'Done!',