src/main.rs


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use std::io;
use std::fs::File;
use argparse::{ArgumentParser, StoreTrue, Store};
use crate::options::{EncodingOptions, Options};

mod encoding;
mod error;
mod id3v2;
mod options;
mod util;

fn main() -> io::Result<()> {
    let options = {
        let mut options: Options = Default::default();

        {
            let mut ap = ArgumentParser::new();
            ap.set_description("ID3v2 tag editor/fixer. Incomplete/work-in-progress.");
            ap.refer(&mut options.latin1_as_utf8)
                .add_option(&["--assume-utf8"], StoreTrue,
                            "Assume that all strings specified as Latin-1 are really UTF-8.");
            ap.refer(&mut options.file)
                .required()
                .add_argument("file", Store,
                              "File to operate on (probably a .mp3)");
            ap.parse_args_or_exit();
        }

        options
    };

    let mut f = File::open(options.file)?;
    let tag = id3v2::ID3v2::from_stream(&mut f)?;
    println!("{:?}", tag);

    for frame in tag.frames {
        println!("{:?}", frame.interpret(&EncodingOptions { latin1_as_utf8: options.latin1_as_utf8 }));
    }

    Ok(())
}