use std::path::Path;
use futures_util::StreamExt;
use indicatif::{ProgressBar, ProgressStyle};
use crate::api::types::Clip;
use crate::core::CliError;
use crate::net::http;
pub async fn download_clip(clip: &Clip, output_dir: &str, video: bool) -> Result<String, CliError> {
let url = if video {
clip.video_url
.as_deref()
.ok_or_else(|| CliError::Download("no video URL available".into()))?
} else {
clip.audio_url
.as_deref()
.ok_or_else(|| CliError::Download("no audio URL available".into()))?
};
let ext = if video { "mp4" } else { "mp3" };
let slug: String = clip
.title
.to_lowercase()
.chars()
.map(|c| if c.is_alphanumeric() { c } else { '-' })
.collect::<String>()
.replace("--", "-")
.trim_matches('-')
.to_string();
let short_id = &clip.id[..8.min(clip.id.len())];
let filename = format!("{slug}-{short_id}.{ext}");
let path = Path::new(output_dir).join(&filename);
let resp = http::default_client()?
.get(url)
.send()
.await
.map_err(CliError::Http)?
.error_for_status()
.map_err(CliError::Http)?;
let total = resp.content_length().unwrap_or(0);
let pb = ProgressBar::new(total);
pb.set_style(
ProgressStyle::default_bar()
.template("{msg} [{bar:40}] {bytes}/{total_bytes} ({eta})")
.unwrap_or_else(|_| ProgressStyle::default_bar())
.progress_chars("=> "),
);
pb.set_message(filename.clone());
let mut file = tokio::fs::File::create(&path).await?;
let mut stream = resp.bytes_stream();
while let Some(chunk) = stream.next().await {
let chunk = chunk.map_err(CliError::Http)?;
pb.inc(chunk.len() as u64);
tokio::io::AsyncWriteExt::write_all(&mut file, &chunk).await?;
}
pb.finish_with_message("done");
Ok(path.display().to_string())
}