use crate::*;

pub(crate) mod midi_pool;   pub(crate) use midi_pool::*;
pub(crate) mod midi_clip;   pub(crate) use midi_clip::*;
pub(crate) mod midi_launch; pub(crate) use midi_launch::*;
pub(crate) mod midi_player; pub(crate) use midi_player::*;
pub(crate) mod midi_in;     pub(crate) use midi_in::*;
pub(crate) mod midi_out;    pub(crate) use midi_out::*;

pub(crate) mod midi_note;   pub(crate) use midi_note::*;
pub(crate) mod midi_range;  pub(crate) use midi_range::*;
pub(crate) mod midi_point;  pub(crate) use midi_point::*;
pub(crate) mod midi_view;   pub(crate) use midi_view::*;

pub(crate) mod midi_editor; pub(crate) use midi_editor::*;

/// Add "all notes off" to the start of a buffer.
pub fn all_notes_off (output: &mut [Vec<Vec<u8>>]) {
    let mut buf = vec![];
    let msg = MidiMessage::Controller { controller: 123.into(), value: 0.into() };
    let evt = LiveEvent::Midi { channel: 0.into(), message: msg };
    evt.write(&mut buf).unwrap();
    output[0].push(buf);
}

/// Return boxed iterator of MIDI events
pub fn parse_midi_input (input: MidiIter) -> Box<dyn Iterator<Item=(usize, LiveEvent, &[u8])> + '_> {
    Box::new(input.map(|RawMidi { time, bytes }|(
        time as usize,
        LiveEvent::parse(bytes).unwrap(),
        bytes
    )))
}

/// Update notes_in array
pub fn update_keys (keys: &mut[bool;128], message: &MidiMessage) {
    match message {
        MidiMessage::NoteOn  { key, .. } => { keys[key.as_int() as usize] = true; }
        MidiMessage::NoteOff { key, .. } => { keys[key.as_int() as usize] = false; },
        _ => {}
    }
}