1 files changed, 67 insertions, 0 deletions
diff --git a/DiscoBot/Commands/Voice.cs b/DiscoBot/Commands/Voice.cs
new file mode 100644
index 0000000..72988d4
--- /dev/null
+++ b/DiscoBot/Commands/Voice.cs
@@ -0,0 +1,67 @@
+namespace DiscoBot.Commands
+{
+    using System.Diagnostics;
+    using System.Threading.Tasks;
+
+    using Discord;
+    using Discord.Audio;
+    using Discord.Commands;
+
+    public class Voice : ModuleBase
+    {
+        public static IAudioClient Client { get; set; }
+        [Command("join", RunMode = RunMode.Async)]
+        public async Task JoinChannelAsync(IVoiceChannel channel = null)
+        {
+            var msg = this.Context.Message;
+
+            // Get the audio channel
+            channel = channel ?? (msg.Author as IGuildUser)?.VoiceChannel;
+            if (channel == null)
+            {
+                await msg.Channel.SendMessageAsync(
+                    "User must be in a voice channel, or a voice channel must be passed as an argument.");
+                return;
+            }
+
+            // For the next step with transmitting audio, you would want to pass this Audio Client in to a service.
+            var audioClient = await channel.ConnectAsync();
+            Client = audioClient;
+        }
+
+        [Command("leave", RunMode = RunMode.Async)]
+        public Task LeaveChannelAsync(IVoiceChannel channel = null)
+        {
+            // For the next step with transmitting audio, you would want to pass this Audio Client in to a service.
+            return Client.StopAsync();
+        }
+
+        [Command("play")]
+        public Task PlayAudioAsync(string path)
+        {
+            return this.SendAsync(Client, path);
+        }
+
+        private Process CreateStream(string path)
+        {
+            var ffmpeg = new ProcessStartInfo
+            {
+                FileName = "ffmpeg",
+                Arguments = $"-i {path}  -ac 2 -f s16le -ar 48000 -ab 620000 pipe:1",
+                UseShellExecute = false,
+                RedirectStandardOutput = true,
+            };
+            return Process.Start(ffmpeg);
+        }
+
+        private async Task SendAsync(IAudioClient client, string path)
+        {
+            // Create FFmpeg using the previous example
+            var ffmpeg = this.CreateStream(path);
+            var output = ffmpeg.StandardOutput.BaseStream;
+            var discord = client.CreatePCMStream(AudioApplication.Music);
+            await output.CopyToAsync(discord);
+            await discord.FlushAsync();
+        }
+    }
+}