unify cli

bin/tek.rs

@@ -0,0 +1,231 @@
+#[allow(unused_imports)] use std::sync::Arc;
+#[allow(unused_imports)] use clap::{self, Parser, Subcommand, ValueEnum};
+#[allow(unused_imports)] use tek::{
+    *,
+    jack::*,
+    tek_input::*,
+    tek_output::*,
+    tek_tui::{*, ratatui::prelude::Color}
+};
+
+#[derive(Debug, Parser)]
+#[command(version, about, long_about = None)]
+pub struct TekCli {
+    /// Which app to initialize
+    #[command(subcommand)] mode: TekMode,
+    /// Name of JACK client
+    #[arg(short='t', long)] name: Option<String>,
+    /// Whether to attempt to become transport master
+    #[arg(short='S', long, default_value_t = false)] sync_lead: bool,
+    /// Whether to sync to external transport master
+    #[arg(short='s', long, default_value_t = true)] sync_follow: bool,
+    /// Initial tempo in beats per minute
+    #[arg(short='b', long, default_value = None)] bpm: Option<f64>,
+}
+
+#[derive(Debug, Clone, Subcommand)]
+pub enum TekMode {
+    /// A standalone transport view.
+    Clock,
+    /// A MIDI sequencer.
+    Sequencer {
+        /// Whether to include a transport toolbar (default: true)
+        #[arg(short='t', long, default_value_t = true)] show_clock: bool,
+        /// MIDI outs to connect to (multiple instances accepted)
+        #[arg(short='i', long)] midi_from: Vec<String>,
+        /// MIDI ins to connect to (multiple instances accepted)
+        #[arg(short='o', long)] midi_to: Vec<String>,
+    },
+    /// A MIDI-controlled audio sampler.
+    Sampler {
+        /// MIDI outs to connect to (multiple instances accepted)
+        #[arg(short='i', long)] midi_from: Vec<String>,
+        /// Audio outs to connect to left input
+        #[arg(short='l', long)] l_from: Vec<String>,
+        /// Audio outs to connect to right input
+        #[arg(short='r', long)] r_from: Vec<String>,
+        /// Audio ins to connect from left output
+        #[arg(short='L', long)] l_to: Vec<String>,
+        /// Audio ins to connect from right output
+        #[arg(short='R', long)] r_to: Vec<String>,
+    },
+    /// Sequencer and sampler together.
+    Groovebox {
+        /// Whether to include a transport toolbar (default: true)
+        #[arg(short='t', long, default_value_t = true)] show_clock: bool,
+        /// MIDI outs to connect to (multiple instances accepted)
+        #[arg(short='i', long)] midi_from: Vec<String>,
+        /// MIDI ins to connect to (multiple instances accepted)
+        #[arg(short='o', long)] midi_to: Vec<String>,
+        /// Audio outs to connect to left input
+        #[arg(short='l', long)] l_from: Vec<String>,
+        /// Audio outs to connect to right input
+        #[arg(short='r', long)] r_from: Vec<String>,
+        /// Audio ins to connect from left output
+        #[arg(short='L', long)] l_to: Vec<String>,
+        /// Audio ins to connect from right output
+        #[arg(short='R', long)] r_to: Vec<String>,
+    },
+    /// Multi-track MIDI sequencer.
+    Arranger {
+        /// Whether to include a transport toolbar (default: true)
+        #[arg(short='t', long, default_value_t = true)] show_clock: bool,
+        /// MIDI outs to connect to (multiple instances accepted)
+        #[arg(short='i', long)] midi_from: Vec<String>,
+        /// MIDI ins to connect to (multiple instances accepted)
+        #[arg(short='o', long)] midi_to: Vec<String>,
+        /// Audio outs to connect to left input
+        #[arg(short='l', long)] l_from: Vec<String>,
+        /// Audio outs to connect to right input
+        #[arg(short='r', long)] r_from: Vec<String>,
+        /// Audio ins to connect from left output
+        #[arg(short='L', long)] l_to: Vec<String>,
+        /// Audio ins to connect from right output
+        #[arg(short='R', long)] r_to: Vec<String>,
+        /// Number of tracks
+        #[arg(short = 'x', long, default_value_t = 16)] tracks: usize,
+        /// Width of tracks
+        #[arg(short = 'w', long, default_value_t = 6)] track_width: usize,
+        /// Number of scenes
+        #[arg(short = 'y', long, default_value_t = 8)] scenes: usize,
+    },
+    /// TODO: A MIDI-controlled audio mixer
+    Mixer,
+    /// TODO: A customizable channel strip
+    Track,
+    /// TODO: An audio plugin host
+    Plugin,
+}
+
+/// Application entrypoint.
+pub fn main () -> Usually<()> {
+    use TekMode::*;
+    let cli    = TekCli::parse();
+    let name   = cli.name.as_ref().map_or("tek", |x|x.as_str());
+    let jack   = JackConnection::new(name)?;
+    let engine = Tui::new()?;
+    Ok(match cli.mode {
+        Clock =>
+            engine.run(&jack.activate_with(|jack|Ok(
+                crate::TransportTui::new(jack)?
+            ))?)?,
+        Sequencer { midi_from, midi_to, .. } =>
+            engine.run(&jack.activate_with(|jack|Ok({
+                let mut app  = crate::Sequencer::new(jack)?;
+                let jack     = jack.read().unwrap();
+                let midi_in  = jack.register_port("i", MidiIn::default())?;
+                let midi_out = jack.register_port("o", MidiOut::default())?;
+                connect_from(&jack, &midi_in, &midi_from)?;
+                connect_to(&jack, &midi_out, &midi_to)?;
+                app.player.midi_ins.push(midi_in);
+                app.player.midi_outs.push(midi_out);
+                app
+            }))?)?,
+        Sampler { midi_from, l_from, r_from, l_to, r_to, .. } =>
+            engine.run(&jack.activate_with(|jack|Ok(
+                tek::SamplerTui {
+                    cursor:  (0, 0),
+                    editing: None,
+                    mode:    None,
+                    size:    Measure::new(),
+                    note_lo: 36.into(),
+                    note_pt: 36.into(),
+                    color:   ItemPalette::from(Color::Rgb(64, 128, 32)),
+                    state:   tek::Sampler::new(
+                        jack, &"sampler",
+                        &midi_from,
+                        &[&l_from, &r_from],
+                        &[&l_to, &r_to],
+                    )?,
+                }
+            ))?)?,
+        Groovebox { midi_from, midi_to, l_from, r_from, l_to, r_to, .. } =>
+            engine.run(&jack.activate_with(|jack|Ok({
+                let app = tek::Groovebox::new(
+                    jack,
+                    &midi_from, &midi_to,
+                    &[&l_from, &r_from],
+                    &[&l_to,   &r_to],
+                )?;
+                if let Some(bpm) = cli.bpm {
+                    app.clock().timebase.bpm.set(bpm);
+                }
+                if cli.sync_lead {
+                    jack.read().unwrap().client().register_timebase_callback(false, |mut state|{
+                        app.clock().playhead.update_from_sample(state.position.frame() as f64);
+                        state.position.bbt = Some(app.clock().bbt());
+                        state.position
+                    })?
+                } else if cli.sync_follow {
+                    jack.read().unwrap().client().register_timebase_callback(false, |state|{
+                        app.clock().playhead.update_from_sample(state.position.frame() as f64);
+                        state.position
+                    })?
+                }
+                app
+            }))?)?,
+        Arranger { scenes, tracks, track_width, midi_from, midi_to, .. } =>
+            engine.run(&jack.activate_with(|jack|Ok({
+                let mut app = crate::Arranger::try_from(jack)?;
+                app.color = ItemPalette::random();
+                app.tracks_add(tracks, track_width, midi_from.as_slice(), midi_to.as_slice())?;
+                app.scenes_add(scenes)?;
+                app
+            }))?)?,
+        _ => todo!()
+    })
+}
+
+#[allow(unused)]
+fn connect_from (jack: &JackConnection, input: &Port<MidiIn>, ports: &[String]) -> Usually<()> {
+    for port in ports.iter() {
+        if let Some(port) = jack.port_by_name(port).as_ref() {
+            jack.client().connect_ports(port, input)?;
+        } else {
+            panic!("Missing MIDI output: {port}. Use jack_lsp to list all port names.");
+        }
+    }
+    Ok(())
+}
+
+#[allow(unused)]
+fn connect_to (jack: &JackConnection, output: &Port<MidiOut>, ports: &[String]) -> Usually<()> {
+    for port in ports.iter() {
+        if let Some(port) = jack.port_by_name(port).as_ref() {
+            jack.client().connect_ports(output, port)?;
+        } else {
+            panic!("Missing MIDI input: {port}. Use jack_lsp to list all port names.");
+        }
+    }
+    Ok(())
+}
+
+#[allow(unused)]
+fn connect_audio_from (jack: &JackConnection, input: &Port<AudioIn>, ports: &[String]) -> Usually<()> {
+    for port in ports.iter() {
+        if let Some(port) = jack.port_by_name(port).as_ref() {
+            jack.client().connect_ports(port, input)?;
+        } else {
+            panic!("Missing MIDI output: {port}. Use jack_lsp to list all port names.");
+        }
+    }
+    Ok(())
+}
+
+#[allow(unused)]
+fn connect_audio_to (jack: &JackConnection, output: &Port<AudioOut>, ports: &[String]) -> Usually<()> {
+    for port in ports.iter() {
+        if let Some(port) = jack.port_by_name(port).as_ref() {
+            jack.client().connect_ports(output, port)?;
+        } else {
+            panic!("Missing MIDI input: {port}. Use jack_lsp to list all port names.");
+        }
+    }
+    Ok(())
+}
+
+
+#[test] fn verify_cli () {
+    use clap::CommandFactory;
+    TekCli::command().debug_assert();
+}