Adds FM Radio Stations

```
!tune => This will play default radio station
!tune next => Next Radio Station
!tune prev => Previous Radio Station
```

2 files changed, 69 insertions, 6 deletions

diff --git a/src/commands/radioStart.js b/src/commands/radioStart.js
index d9c4ac1..0f0b5f7 100644
--- a/src/commands/radioStart.js
+++ b/src/commands/radioStart.js
@@ -1,6 +1,5 @@
 const { VoiceChannel, TextChannel, MessageEmbed } = require("discord.js");
 const axios = require('axios').default;
-
 const instance = axios.create({
     baseURL: 'http://retrowave.ru/api/v1'
 });
@@ -10,15 +9,15 @@ const resourceUrl = 'http://retrowave.ru'
 async function broadcastRadio(client, args, message, voiceChannel, textChannel) {
     const connection = await voiceChannel.join();
     try {
-        playRadio(connection, textChannel);
+        playRadioRetroWave(connection, textChannel);
     } catch (error) {
         console.log(error);
         textChannel.send('Something went wrong. RADIO MON got ill...😱😱');
     }
-
 }
 
-async function playRadio(connection,textChannel) {
+
+async function playRadioRetroWave(connection, textChannel) {
     const nextMusic = await getNextMusic();
     const { id, title, streamUrl, artworkUrl } = nextMusic;
     const nowPlayingMessage = new MessageEmbed()
@@ -26,10 +25,10 @@ async function playRadio(connection,textChannel) {
         .setDescription(title)
         .setColor('LUMINOUS_VIVID_PINK')
         .setThumbnail(`${resourceUrl}${artworkUrl}`);
-    textChannel.send(nowPlayingMessage)
+    textChannel.send(nowPlayingMessage);
     connection.play(`${resourceUrl}${streamUrl}`, { seek: 0, volume: 1 })
         .on('finish', () => {
-            playRadio(connection,textChannel);
+            playRadio(connection, textChannel);
         });
 }
 
diff --git a/src/commands/tune.js b/src/commands/tune.js
new file mode 100644
index 0000000..e00b50d
--- /dev/null
+++ b/src/commands/tune.js
@@ -0,0 +1,64 @@
+const { VoiceChannel, TextChannel, MessageEmbed } = require('discord.js');
+const fs = require('fs');
+const readFile = fs.promises.readFile;
+let radioIndex = 0;
+
+async function broadcastRadio(client, args, message, voiceChannel, textChannel) {
+    const connection = await voiceChannel.join();
+    try {
+        playRadio(connection, textChannel, args);
+    } catch (error) {
+        console.log(error);
+        textChannel.send('Something went wrong. RADIO MON got ill...😱😱');
+    }
+}
+
+async function playRadio(connection, textChannel, args) {
+    try {
+        const [radioCommand] = args;
+        const radioConfig = await readFile('src/configs/radio.json', 'utf8');
+        const radioStations = JSON.parse(radioConfig);
+        const totalRadioStations = radioStations.length;
+        let currentRadioStation;
+        if (!radioCommand) {
+            radioIndex = 0;
+            currentRadioStation = radioStations[radioIndex];
+        } else {
+            switch (radioCommand) {
+                case 'next':
+                    radioIndex++;
+                    if (radioIndex >= totalRadioStations) radioIndex = 0;
+                    break;
+                case 'prev':
+                    radioIndex--;
+                    if (radioIndex < 0) radioIndex = totalRadioStations - 1;
+                    currentRadioStation = radioStations[radioIndex];
+                    break;
+            }
+        }
+        currentRadioStation = radioStations[radioIndex];
+        connection.play(`${currentRadioStation.url}`, { seek: 0, volume: 1 });
+        const nowPlayingMessage = new MessageEmbed()
+            .setTitle("Now Playing")
+            .setDescription(currentRadioStation.name)
+            .setColor('LUMINOUS_VIVID_PINK');
+        textChannel.send(nowPlayingMessage)
+    } catch (error) {
+        console.log(error);
+    };
+};
+
+module.exports = {
+    async execute(client, message, args) {
+        const { RADIO_CHANNEL, NOW_PLAYING_CHANNEL } = process.env;
+        if (!RADIO_CHANNEL) return message.reply(`Please add RADIO_CHANNEL to .env with a Voice Channel ID`);
+        if (!NOW_PLAYING_CHANNEL) return message.reply(`Please add NOW_PLAYING_CHANNEL to .env with a Text Channel ID`);
+
+        const voiceChannel = await client.channels.fetch(process.env.RADIO_CHANNEL);
+        const nowPlayingChannel = await client.channels.fetch(process.env.NOW_PLAYING_CHANNEL);
+        if (!(voiceChannel instanceof VoiceChannel)) return message.reply(`Please provice a Voice Channel ID to the RADIO_CHANNEL`);
+        if (!(nowPlayingChannel instanceof TextChannel)) return message.reply(`Please provice a Text Channel ID to the NOW_PLAYING_CHANNEL`);
+
+        broadcastRadio(client, args, message, voiceChannel, nowPlayingChannel);
+    }
+}
\ No newline at end of file