add skip command

src/commands/mod.rs

@@ -7,6 +7,9 @@ pub(crate) use leave::leave;
 mod pause;
 pub(crate) use pause::pause;
 
+mod skip;
+pub(crate) use skip::skip;
+
 mod play;
 pub(crate) use play::play;
 

src/commands/skip.rs

@@ -0,0 +1,45 @@
+use crate::state::State;
+use std::error::Error;
+use twilight_model::{
+    gateway::payload::incoming::InteractionCreate,
+    http::interaction::{InteractionResponse, InteractionResponseType},
+};
+use twilight_util::builder::InteractionResponseDataBuilder;
+
+pub(crate) async fn skip(
+    interaction: Box<InteractionCreate>,
+    state: State,
+) -> Result<(), Box<dyn Error + Send + Sync + 'static>> {
+    tracing::debug!(
+        "skip command in guild {:?} in channel {:?} by {:?}",
+        interaction.guild_id,
+        interaction.channel,
+        interaction.author(),
+    );
+
+    let Some(guild_id) = interaction.guild_id else {
+        return Ok(());
+    };
+
+    if let Some(call_lock) = state.songbird.get(guild_id) {
+        let call = call_lock.lock().await;
+        call.queue().skip()?;
+    }
+
+    let interaction_response_data = InteractionResponseDataBuilder::new()
+        .content("Skipped the next track")
+        .build();
+
+    let response = InteractionResponse {
+        kind: InteractionResponseType::ChannelMessageWithSource,
+        data: Some(interaction_response_data),
+    };
+
+    state
+        .http
+        .interaction(interaction.application_id)
+        .create_response(interaction.id, &interaction.token, &response)
+        .await?;
+
+    Ok(())
+}