use crate::{SourceTrack, SourceTrackKind};

impl SourceTrackKind {
    pub fn letter(&self) -> char {
        match self {
            SourceTrackKind::Video { .. } => 'v',
            SourceTrackKind::Audio { .. } => 'a',
            SourceTrackKind::Subtitles => 's',
        }
    }
}

impl std::fmt::Display for SourceTrack {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
        let kspec = match &self.kind {
            SourceTrackKind::Video { width, height, fps } => {
                format!("Video: {width}x{height} {fps}fps ")
            }
            SourceTrackKind::Audio {
                channels,
                sample_rate,
                bit_depth,
            } => format!("Audio: {channels}ch {sample_rate}Hz {bit_depth}bits "),
            SourceTrackKind::Subtitles => format!("Subtitles: "),
        };
        f.write_fmt(format_args!(
            "{} {:?} {} ({})",
            kspec, self.name, self.language, self.codec
        ))
    }
}