use crate::*; pub mod audio; pub use self::audio::*; pub mod bind; pub use self::bind::*; pub mod cli; pub use self::cli::*; pub mod config; pub use self::config::*; pub mod view; pub use self::view::*; pub mod mode; pub use self::mode::*; /// Total application state. /// /// ``` /// use tek::{HasTracks, HasScenes, TracksView, ScenesView}; /// let mut app = tek::App::default(); /// let _ = app.scene_add(None, None).unwrap(); /// let _ = app.update_clock(); /// app.project.editor = Some(Default::default()); /// //let _: Vec<_> = app.project.inputs_with_sizes().collect(); /// //let _: Vec<_> = app.project.outputs_with_sizes().collect(); /// let _: Vec<_> = app.project.tracks_with_sizes().collect(); /// //let _: Vec<_> = app.project.scenes_with_sizes(true, 10, 10).collect(); /// //let _: Vec<_> = app.scenes_with_colors(true, 10).collect(); /// //let _: Vec<_> = app.scenes_with_track_colors(true, 10, 10).collect(); /// let _ = app.project.w(); /// //let _ = app.project.w_sidebar(); /// //let _ = app.project.w_tracks_area(); /// let _ = app.project.h(); /// //let _ = app.project.h_tracks_area(); /// //let _ = app.project.h_inputs(); /// //let _ = app.project.h_outputs(); /// let _ = app.project.h_scenes(); /// ``` #[derive(Default, Debug)] pub struct App { /// Base color. pub color: ItemTheme, /// Must not be dropped for the duration of the process pub jack: Jack<'static>, /// Display size pub size: Size, /// Performance counter pub perf: PerfModel, /// Available view modes and input bindings pub config: Config, /// Currently selected mode pub mode: Arc>>, /// Undo history pub history: Vec<(AppCommand, Option)>, /// Dialog overlay pub dialog: Dialog, /// Contains all recently created clips. pub pool: Pool, /// Contains the currently edited musical arrangement pub project: Arrangement, /// Error, if any pub error: Arc>>> } impl App { /// Create a new application instance from a backend, project, config, and mode /// /// ``` /// let jack = tek::tengri::Jack::new(&"test_tek").expect("failed to connect to jack"); /// let proj = tek::Arrangement::default(); /// let mut conf = tek::Config::default(); /// conf.add("(mode hello)"); /// let tek = tek::tek(&jack, proj, conf, "hello"); /// ``` pub fn new ( jack: &Jack<'static>, project: Arrangement, config: Config, mode: impl AsRef ) -> Self { let mode: &str = mode.as_ref(); App { color: ItemTheme::random(), dialog: Dialog::welcome(), jack: jack.clone(), mode: config.get_mode(mode).expect(&format!("failed to find mode '{mode}'")), config, project, ..Default::default() } } pub fn new_shared ( jack: &Jack<'static>, project: Arrangement, config: Config, mode: impl AsRef ) -> Arc> { Arc::new(RwLock::new(App::new(jack, project, config, ":menu"))) } pub fn new_shared_run ( exit: &Exit, jack: &Jack<'static>, project: Arrangement, config: Config, mode: impl AsRef ) -> Usually<(Arc>, Task, Task)> { let state = Self::new_shared(&jack, project, config, mode); let keyboard = tui_input( exit.as_ref(), &state, Duration::from_millis(100) )?; let terminal = tui_output( &mut std::io::stdout(), exit.as_ref(), &state, Duration::from_millis(10) )?; Ok((state, keyboard, terminal)) } pub fn confirm (&mut self) -> Perhaps { Ok(match &self.dialog { Dialog::Menu(index, items) => { let callback = items.0[*index].1.clone(); callback(self)?; None }, _ => todo!(), }) } pub fn inc (&mut self, axis: &ControlAxis) -> Perhaps { Ok(match (&self.dialog, axis) { (Dialog::None, _) => todo!(), (Dialog::Menu(_, _), ControlAxis::Y) => AppCommand::SetDialog { dialog: self.dialog.menu_next() }.act(self)?, _ => todo!() }) } pub fn dec (&mut self, axis: &ControlAxis) -> Perhaps { Ok(match (&self.dialog, axis) { (Dialog::None, _) => None, (Dialog::Menu(_, _), ControlAxis::Y) => AppCommand::SetDialog { dialog: self.dialog.menu_prev() }.act(self)?, _ => todo!() }) } /// Update memoized render of clock values. /// ``` /// tek::App::default().update_clock(); /// ``` pub fn update_clock (&self) { ClockView::update_clock(&self.project.clock.view_cache, self.clock(), self.size.w() > 80) } /// Set modal dialog. /// /// ``` /// let previous: tek::Dialog = tek::App::default().set_dialog(tek::Dialog::welcome()); /// ``` pub fn set_dialog (&mut self, mut dialog: Dialog) -> Dialog { std::mem::swap(&mut self.dialog, &mut dialog); dialog } /// FIXME: generalize. Set picked device in device pick dialog. /// /// ``` /// tek::App::default().device_pick(0); /// ``` pub fn device_pick (&mut self, index: usize) { self.dialog = Dialog::Device(index); } /// FIXME: generalize. Add device to current track. pub fn add_device (&mut self, index: usize) -> Usually<()> { match index { 0 => { let name = self.jack.with_client(|c|c.name().to_string()); let midi = self.project.track().expect("no active track").sequencer.midi_outs[0].port_name(); let track = self.track().expect("no active track"); let port = format!("{}/Sampler", &track.name); let connect = Connect::exact(format!("{name}:{midi}")); let sampler = if let Ok(sampler) = Sampler::new( &self.jack, &port, &[connect], &[&[], &[]], &[&[], &[]] ) { self.dialog = Dialog::None; Device::Sampler(sampler) } else { self.dialog = Dialog::Message("Failed to add device.".into()); return Err("failed to add device".into()) }; let track = self.track_mut().expect("no active track"); track.devices.push(sampler); Ok(()) }, 1 => { todo!(); //Ok(()) }, _ => unreachable!(), } } /// Return reference to content browser if open. /// /// ``` /// assert_eq!(tek::App::default().browser(), None); /// ``` pub fn browser (&self) -> Option<&Browse> { if let Dialog::Browse(_, ref b) = self.dialog { Some(b) } else { None } } /// Is a MIDI editor currently focused? /// /// ``` /// tek::App::default().editor_focused(); /// ``` pub fn editor_focused (&self) -> bool { false } /// Toggle MIDI editor. /// /// ``` /// tek::App::default().toggle_editor(None); /// ``` pub fn toggle_editor (&mut self, value: Option) { //FIXME: self.editing.store(value.unwrap_or_else(||!self.is_editing()), Relaxed); let value = value.unwrap_or_else(||!self.editor().is_some()); if value { // Create new clip in pool when entering empty cell if let Selection::TrackClip { track, scene } = *self.selection() && let Some(scene) = self.project.scenes.get_mut(scene) && let Some(slot) = scene.clips.get_mut(track) && slot.is_none() && let Some(track) = self.project.tracks.get_mut(track) { let (_index, clip) = self.pool.add_new_clip(); // autocolor: new clip colors from scene and track color let color = track.color.base.mix(scene.color.base, 0.5); clip.write().unwrap().color = ItemColor::random_near(color, 0.2).into(); if let Some(editor) = &mut self.project.editor { editor.set_clip(Some(&clip)); } *slot = Some(clip.clone()); //Some(clip) } else { //None } } else if let Selection::TrackClip { track, scene } = *self.selection() && let Some(scene) = self.project.scenes.get_mut(scene) && let Some(slot) = scene.clips.get_mut(track) && let Some(clip) = slot.as_mut() { // Remove clip from arrangement when exiting empty clip editor let mut swapped = None; if clip.read().unwrap().count_midi_messages() == 0 { std::mem::swap(&mut swapped, slot); } if let Some(clip) = swapped { self.pool.delete_clip(&clip.read().unwrap()); } } } } /// The [Draw] implementation for [App] handles the loaded view, /// which is defined in terms of [dizzle] DSL. /// /// If there is an error, the error is displayed. FIXME: overlay it /// Then, every top-level form of the DSL description is rendered. impl Draw for App { fn draw (self, to: &mut Tui) -> Usually> { let xywh = to.area().into(); if let Some(e) = self.error.read().unwrap().as_ref() { to.show(xywh, e.as_ref()); } for (index, dsl) in self.mode.view.iter().enumerate() { if let Err(e) = self.interpret(to, dsl) { *self.error.write().unwrap() = Some(format!("view #{index}: {e}").into()); break; } } Ok(xywh) } } impl HasClipsSize for App { fn clips_size (&self) -> &Size { &self.project.size_inner } } impl HasJack<'static> for App { fn jack (&self) -> &Jack<'static> { &self.jack } } //impl_handle!(TuiIn: |self: App, input|{ //let commands = tek_collect_commands(self, input)?; //let history = tek_execute_commands(self, commands)?; //self.history.extend(history.into_iter()); //Ok(None) //}); //fn tek_collect_commands (app: &App, input: &TuiIn) -> Usually> { //let mut commands = vec![]; //for id in app.mode.keys.iter() { //if let Some(event_map) = app.config.binds.clone().read().unwrap().get(id.as_ref()) //&& let Some(bindings) = event_map.query(input.event()) { //for binding in bindings { //for command in binding.commands.iter() { //if let Some(command) = app.namespace(command)? as Option { //commands.push(command) //} //} //} //} //} //Ok(commands) //} //fn tek_execute_commands ( //app: &mut App, commands: Vec //) -> Usually)>> { //let mut history = vec![]; //for command in commands.into_iter() { //let result = command.act(app); //match result { Err(err) => { history.push((command, None)); return Err(err) } //Ok(undo) => { history.push((command, undo)); } }; //} //Ok(history) //} def_command!(AppCommand: |app: App| { Nop => Ok(None), Cancel => todo!(), // TODO delegate: Confirm => app.confirm(), Inc { axis: ControlAxis } => app.inc(axis), Dec { axis: ControlAxis } => app.dec(axis), SetDialog { dialog: Dialog } => { swap_value(&mut app.dialog, dialog, |dialog|Self::SetDialog { dialog }) }, }); impl_default!(AppCommand: Self::Nop); impl_has!(Clock: |self: App|self.project.clock); impl_has!(Vec: |self: App|self.project.midi_ins); impl_has!(Vec: |self: App|self.project.midi_outs); impl_has!(Dialog: |self: App|self.dialog); impl_has!(Jack<'static>: |self: App|self.jack); impl_has!(Size: |self: App|self.size); impl_has!(Pool: |self: App|self.pool); impl_has!(Selection: |self: App|self.project.selection); impl_as_ref!(Vec: |self: App|self.project.as_ref()); impl_as_mut!(Vec: |self: App|self.project.as_mut()); impl_as_ref_opt!(MidiEditor: |self: App|self.project.as_ref_opt()); impl_as_mut_opt!(MidiEditor: |self: App|self.project.as_mut_opt()); impl_has_clips!( |self: App|self.pool.clips); namespace!(App: Arc { literal = |dsl|Ok(dsl.src()?.map(|x|x.into())); }); namespace!(App: u8 { literal = |dsl|try_to_u8(dsl); }); namespace!(App: u16 { literal = |dsl|try_to_u16(dsl); symbol = |app| { ":w/sidebar" => app.project.w_sidebar(app.editor().is_some()), ":h/sample-detail" => 6.max(app.size.h() as u16 * 3 / 9), }; }); namespace!(App: isize { literal = |dsl|try_to_isize(dsl); }); namespace!(App: usize { literal = |dsl|try_to_usize(dsl); symbol = |app| { ":scene-count" => app.scenes().len(), ":track-count" => app.tracks().len(), ":device-kind" => app.dialog.device_kind().unwrap_or(0), ":device-kind/next" => app.dialog.device_kind_next().unwrap_or(0), ":device-kind/prev" => app.dialog.device_kind_prev().unwrap_or(0), }; }); namespace!(App: bool { symbol = |app| { // Provide boolean values. ":mode/editor" => app.project.editor.is_some(), ":focused/dialog" => !matches!(app.dialog, Dialog::None), ":focused/message" => matches!(app.dialog, Dialog::Message(..)), ":focused/add_device" => matches!(app.dialog, Dialog::Device(..)), ":focused/browser" => app.dialog.browser().is_some(), ":focused/pool/import" => matches!(app.pool.mode, Some(PoolMode::Import(..))), ":focused/pool/export" => matches!(app.pool.mode, Some(PoolMode::Export(..))), ":focused/pool/rename" => matches!(app.pool.mode, Some(PoolMode::Rename(..))), ":focused/pool/length" => matches!(app.pool.mode, Some(PoolMode::Length(..))), ":focused/clip" => !app.editor_focused() && matches!(app.selection(), Selection::TrackClip{..}), ":focused/track" => !app.editor_focused() && matches!(app.selection(), Selection::Track(..)), ":focused/scene" => !app.editor_focused() && matches!(app.selection(), Selection::Scene(..)), ":focused/mix" => !app.editor_focused() && matches!(app.selection(), Selection::Mix), }; }); namespace!(App: ItemTheme {}); // TODO: provide colors here // namespace!(App: Selection { symbol = |app| { ":select/scene" => app.selection().select_scene(app.tracks().len()), ":select/scene/next" => app.selection().select_scene_next(app.scenes().len()), ":select/scene/prev" => app.selection().select_scene_prev(), ":select/track" => app.selection().select_track(app.tracks().len()), ":select/track/next" => app.selection().select_track_next(app.tracks().len()), ":select/track/prev" => app.selection().select_track_prev(), }; }); namespace!(App: Color { symbol = |app| { ":color/bg" => Color::Rgb(28, 32, 36), }; expression = |app| { "g" (n: u8) => Color::Rgb(n, n, n), "rgb" (r: u8, g: u8, b: u8) => Color::Rgb(r, g, b), }; }); namespace!(App: Option { symbol = |app| { ":editor/pitch" => Some((app.editor().as_ref().map(|e|e.get_note_pos()).unwrap() as u8).into()) }; }); namespace!(App: Option { symbol = |app| { ":selected/scene" => app.selection().scene(), ":selected/track" => app.selection().track(), }; }); namespace!(App: Option>> { symbol = |app| { ":selected/clip" => if let Selection::TrackClip { track, scene } = app.selection() { app.scenes()[*scene].clips[*track].clone() } else { None } }; }); impl<'a> Namespace<'a, AppCommand> for App { symbols!('a |app| -> AppCommand { "x/inc" => AppCommand::Inc { axis: ControlAxis::X }, "x/dec" => AppCommand::Dec { axis: ControlAxis::X }, "y/inc" => AppCommand::Inc { axis: ControlAxis::Y }, "y/dec" => AppCommand::Dec { axis: ControlAxis::Y }, "confirm" => AppCommand::Confirm, "cancel" => AppCommand::Cancel, }); } impl Interpret for App { fn interpret_expr <'a> (&'a self, to: &mut Tui, lang: &'a impl Expression) -> Usually<()> { app_interpret_expr(self, to, lang) } fn interpret_word <'a> (&'a self, to: &mut Tui, lang: &'a impl Expression) -> Usually<()> { app_interpret_word(self, to, lang) } } fn app_interpret_expr (state: &App, to: &mut Tui, lang: &impl Expression) -> Usually<()> { if eval_view(state, to, lang)? || eval_view_tui(state, to, lang)? { Ok(()) } else { Err(format!("App::interpret_expr: unexpected: {lang:?}").into()) } } fn app_interpret_word (state: &App, to: &mut Tui, dsl: &impl Expression) -> Usually<()> { let mut frags = dsl.src()?.unwrap().split("/"); match frags.next() { Some(":logo") => view_logo().draw(to), Some(":status") => h_exact(1, "TODO: Status Bar").draw(to), Some(":meters") => match frags.next() { Some("input") => bg(Rgb(30, 30, 30), h_full(origin_s("Input Meters"))).draw(to), Some("output") => bg(Rgb(30, 30, 30), h_full(origin_s("Output Meters"))).draw(to), _ => panic!() }, Some(":tracks") => match frags.next() { None => "TODO tracks".draw(to), Some("names") => state.project.view_track_names(state.color.clone()).draw(to),//bg(Rgb(40, 40, 40), w_full(origin_w("Track Names")))), Some("inputs") => bg(Rgb(40, 40, 40), w_full(origin_w("Track Inputs"))).draw(to), Some("devices") => bg(Rgb(40, 40, 40), w_full(origin_w("Track Devices"))).draw(to), Some("outputs") => bg(Rgb(40, 40, 40), w_full(origin_w("Track Outputs"))).draw(to), _ => panic!() }, Some(":scenes") => match frags.next() { None => "TODO scenes".draw(to), Some(":scenes/names") => "TODO Scene Names".draw(to), _ => panic!() }, Some(":editor") => "TODO Editor".draw(to), Some(":dialog") => match frags.next() { Some("menu") => if let Dialog::Menu(selected, items) = &state.dialog { let items = items.clone(); let selected = selected; Some(wh_full(thunk(move|to: &mut Tui|{ for (index, MenuItem(item, _)) in items.0.iter().enumerate() { to.place(&y_push((2 * index) as u16, fg_bg( if *selected == index { Rgb(240,200,180) } else { Rgb(200, 200, 200) }, if *selected == index { Rgb(80, 80, 50) } else { Rgb(30, 30, 30) }, h_exact(2, origin_n(w_full(item))) ))); } Ok(to.area().into()) }))) } else { None }.draw(to), _ => unimplemented!("App::interpret_word: {dsl:?} ({frags:?})"), }, Some(":templates") => { let modes = state.config.modes.clone(); let height = (modes.read().unwrap().len() * 2) as u16; h_exact(height, w_min(Some(30), thunk(move |to: &mut Tui|{ for (index, (id, profile)) in modes.read().unwrap().iter().enumerate() { let b = if index == 0 { Rgb(70,70,70) } else { Rgb(50,50,50) }; let name = profile.name.get(0).map(|x|x.as_ref()).unwrap_or(""); let info = profile.info.get(0).map(|x|x.as_ref()).unwrap_or(""); let fg1 = Rgb(224, 192, 128); let fg2 = Rgb(224, 128, 32); let field_name = w_full(origin_w(fg(fg1, name))); let field_id = w_full(origin_e(fg(fg2, id))); let field_info = w_full(origin_w(info)); y_push((2 * index) as u16, h_exact(2, w_full(bg(b, south( above(field_name, field_id), field_info ))))).draw(to); } Ok(to.area().into()) }))) }.draw(to), Some(":sessions") => h_exact(Some(6), w_min(Some(30), thunk(|to: &mut Tui|{ let f = Rgb(224, 192, 128); for (index, name) in ["session1", "session2", "session3"].iter().enumerate() { let b = if index == 0 { Rgb(50,50,50) } else { Rgb(40,40,40) }; y_push((2 * index) as u16, &h_exact(2, w_full(bg(b, origin_w(fg(f, name)))))).draw(to); } Ok(to.area().into()) }))).draw(to), Some(":browse/title") => w_full(origin_w(field_v(ItemColor::default(), match state.dialog.browser_target().unwrap() { BrowseTarget::SaveProject => "Save project:", BrowseTarget::LoadProject => "Load project:", BrowseTarget::ImportSample(_) => "Import sample:", BrowseTarget::ExportSample(_) => "Export sample:", BrowseTarget::ImportClip(_) => "Import clip:", BrowseTarget::ExportClip(_) => "Export clip:", }, w_shrink(3, h_exact(1, fg(g(96), x_repeat("🭻"))))))).draw(to), Some(":device") => { let selected = state.dialog.device_kind().unwrap(); south(bold(true, "Add device"), iter_south( move||device_kinds().iter(), move|_label: &&'static str, i|{ let b = if i == selected { Rgb(64,128,32) } else { Rgb(0,0,0) }; let l = if i == selected { "[ " } else { " " }; let r = if i == selected { " ]" } else { " " }; w_full(bg(b, east(l, west(r, "FIXME device name")))) })).draw(to) }, Some(":debug") => h_exact(1, format!("[{:?}]", to.area())).draw(to), Some(_) => { let views = state.config.views.read().unwrap(); if let Some(dsl) = views.get(dsl.src()?.unwrap()) { let dsl = dsl.clone(); std::mem::drop(views); state.interpret(to, &dsl)? } else { unimplemented!("{dsl:?}"); } }, _ => unreachable!() }; Ok(()) } impl HasTrackScroll for App { fn track_scroll (&self) -> usize { self.project.track_scroll() } } impl HasSceneScroll for App { fn scene_scroll (&self) -> usize { self.project.scene_scroll() } } impl ScenesView for App { fn w_mid (&self) -> u16 { (self.size.w() as u16).saturating_sub(self.w_side()) } fn w_side (&self) -> u16 { 20 } fn h_scenes (&self) -> u16 { (self.size.h() as u16).saturating_sub(20) } }