Create ping.js (SudhanPlayz#860)

* Create ping.js

simple Ping command inspired by @XstreamSpeed
This version fixes the mistakes from the previous PR, which include but do not limit themselves to: 
Wrong scopes, mismatched parenthesis, undefined methods and variables, redundant information provided by other commands...

* fix hanging login on replit systems

* Update index.js

changed scope

commands/slash/ping.js

@@ -0,0 +1,57 @@
+const { MessageEmbed } = require("discord.js");
+const SlashCommand = require("../../lib/SlashCommand");
+
+const command = new SlashCommand()
+.setName("ping")
+.setDescription("View the bot's latency")
+.setRun(async (client, interaction, options) => {	
+	let msg = await interaction.channel.send({
+		embeds: [new MessageEmbed()
+			.setDescription("🏓 | Fetching ping...")
+			.setColor("#6F8FAF")
+		]
+	})
+
+	let zap = "⚡";
+	let green = "🟢";
+	let red = "🔴";
+	let yellow = "🟡";
+
+	var botState = zap;
+	var apiState = zap;
+
+	let apiPing = client.ws.ping;
+	let botPing = Math.floor(msg.createdAt - interaction.createdAt);
+
+	if (apiPing >= 40 && apiPing < 200) {
+		apiState = green;
+	} else if (apiPing >= 200 && apiPing < 400) {
+		apiState = yellow;
+	} else if (apiPing >= 400) {
+		apiState = red;
+	}
+
+	if (botPing >= 40 && botPing < 200) {
+		botState = green;
+	} else if (botPing >= 200 && botPing < 400) {
+		botState = yellow;
+	} else if (botPing >= 400) {
+		botState = red;
+	}
+
+	msg.delete();
+	interaction.reply({ 
+		embeds: [new MessageEmbed()
+			.setTitle("🏓 | Pong!")
+			.addField("API Latency", `\`\`\`yml\n${apiState} | ${apiPing}ms\`\`\``, true)
+			.addField("Bot Latency", `\`\`\`yml\n${botState} | ${botPing}ms\`\`\``, true)
+			.setColor(client.config.embedColor)
+			.setFooter({
+				text: `Requested by ${interaction.user.tag}`,
+				iconURL: (interaction.user.avatarURL())
+			})
+		] 
+	})	
+});
+
+module.exports = command;

index.js

@@ -1,4 +1,18 @@
 const DiscordMusicBot = require("./lib/DiscordMusicBot");
+const { exec } = require("child_process");
+
+if (process.env.REPL_ID) {
+	console.log("Replit system detected, initiating special `unhandledRejection` event listener | index.js:19")
+	process.on('unhandledRejection', (reason, promise) => {
+		promise.catch((err) => {
+			if (err.status === 429) { 
+				console.log("something went wrong while logging in, resetting..."); 
+				exec("kill 1"); 
+			}
+		});
+	}); 
+}
+
 const client = new DiscordMusicBot();
 
 console.log("Make sure to fill in the config.js before starting the bot.");