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use poise::serenity_prelude as serenity;
use crate::Data;
use crate::error::{Error, Result};
use crate::lang;
use tracing::warn;
type Context<'a> = poise::Context<'a, Data, Error>;
#[derive(poise::ChoiceParameter)]
pub enum OutputMode {
#[name = "File"]
File,
#[name = "Voice Channel"]
Vc,
}
/// Generate TTS (local Piper) and output to file or voice channel
#[poise::command(slash_command)]
pub async fn tts(
ctx: Context<'_>,
#[description = "Text to synthesize"] text: String,
#[description = "Output destination (file or vc)"] output: Option<OutputMode>,
) -> Result<()> {
ctx.defer().await?;
let output = output.unwrap_or(OutputMode::Vc);
let audio_data = ctx.data().tts.synthesize(&text).await?;
match output {
OutputMode::File => {
let wav = crate::tts::encode_wav(&audio_data, 48000, 2);
// Attach the bytes directly: no temp file to leak and no panic if
// an external cleaner removes it between write and attach.
if let Err(e) = ctx
.send(
poise::CreateReply::default()
.content(lang::L_TTS_SAVED)
.attachment(serenity::CreateAttachment::bytes(wav, "tts.wav")),
)
.await
{
warn!("Failed to send /tts file reply: {e}");
}
}
OutputMode::Vc => {
let guild_id = ctx.guild_id().ok_or_else(lang::err_not_in_guild)?;
let channel_id = ctx
.serenity_context()
.cache
.guild(guild_id)
.and_then(|g| {
g.voice_states
.get(&ctx.author().id)
.and_then(|vs| vs.channel_id)
})
.ok_or_else(lang::err_not_in_voice)?;
let call = ctx
.data()
.voice_manager
.connect(guild_id, channel_id)
.await?;
let input = crate::tts::pcm_bytes_to_input(audio_data);
let mut call_lock = call.lock().await;
if call_lock.current_channel().is_some() {
call_lock.play_input(input);
}
if let Err(e) = ctx.say(lang::L_TTS_PLAYING).await {
warn!("Failed to send /tts voice reply: {e}");
}
}
}
Ok(())
}
pub fn commands() -> Vec<poise::Command<Data, Error>> {
vec![tts()]
}
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