use mleml::{
    extra::builtin::FourOpFm,
    resource::{Mod, ModData, ResConfig},
    types::ReadyNote,
};
use serde_json::json;
use std::{fs::OpenOptions, io::Write, path::Path};

fn main() {
    let fop = FourOpFm {};
    let note = ModData::ReadyNote(ReadyNote {
        len: 3.0,
        decay_time: 2.0,
        pitch: Some(256.0),
        velocity: 64,
    });
    let conf = ResConfig::from_values(
        json!([
            4, false, 0, 0, 210, 511, 110, 127, 12, 192, 0, 140, 200, 260, 110, 30, 4, 192, 0, 0,
            210, 511, 110, 127, 4, 180, 0, 140, 200, 260, 110, 30, 4, 180
        ])
        .as_array()
        .unwrap()
        .to_owned(),
    )
    .unwrap();
    let state: Vec<u8> = Vec::new();
    let out = fop.apply(&note, &conf, state.as_slice()).unwrap().0;
    let synthesized: Vec<u8> = out
        .as_sound()
        .unwrap()
        .data()
        .iter()
        .map(|x| x[0])
        .flat_map(|x| x.to_le_bytes())
        .collect();

    let path = Path::new("example_fm.pcm");
    let mut file = match OpenOptions::new().write(true).create(true).open(path) {
        Ok(file) => file,
        Err(e) => panic!("couldn't open {}: {}", path.display(), e),
    };
    file.write_all(&synthesized).unwrap();
}