| 1 | use crossterm::event::{KeyCode, KeyEvent, KeyModifiers, MouseEvent, MouseEventKind}; |
| 2 | use rust_fuzzy_search::fuzzy_search_sorted; |
| 3 | |
| 4 | use crate::{ |
| 5 | app::{App, PlaylistFocus, SelectedTab}, |
| 6 | connection::VolumeStatus, |
| 7 | ui::InputMode, |
| 8 | AppResult, |
| 9 | }; |
| 10 | |
| 11 | pub async fn handle_key_events(key: KeyEvent, app: &mut App) -> AppResult<()> { |
| 12 | if app.inputmode != InputMode::Normal { |
| 13 | if key |
| 14 | .modifiers |
| 15 | .intersects(KeyModifiers::CONTROL | KeyModifiers::ALT) |
| 16 | && is_bound(app, "quit", key) |
| 17 | { |
| 18 | app.quit(); |
| 19 | return Ok(()); |
| 20 | } |
| 21 | return handle_input_key(key, app).await; |
| 22 | } |
| 23 | if app.playlist_popup { |
| 24 | if is_bound(app, "popup_close", key) { |
| 25 | app.playlist_popup = false; |
| 26 | } else if is_bound(app, "move_down", key) { |
| 27 | app.append_list.next(); |
| 28 | } else if is_bound(app, "move_up", key) { |
| 29 | app.append_list.prev(); |
| 30 | } else if is_bound(app, "popup_select", key) { |
| 31 | app.append_selected_to().await?; |
| 32 | } |
| 33 | return Ok(()); |
| 34 | } |
| 35 | if app.selected_tab == SelectedTab::DirectoryBrowser && !app.browser_search_results.is_empty() { |
| 36 | if is_bound(app, "search_next", key) { |
| 37 | cycle_browser_search(app, true); |
| 38 | return Ok(()); |
| 39 | } else if is_bound(app, "search_previous", key) { |
| 40 | cycle_browser_search(app, false); |
| 41 | return Ok(()); |
| 42 | } |
| 43 | } |
| 44 | |
| 45 | if is_bound(app, "quit", key) { |
| 46 | app.quit(); |
| 47 | } else if is_bound(app, "clear_queue", key) { |
| 48 | app.conn.clear().await?; |
| 49 | app.update_queue().await?; |
| 50 | app.conn.update_status().await?; |
| 51 | } else if is_bound(app, "toggle_pause", key) { |
| 52 | app.conn.toggle_pause().await?; |
| 53 | } else if is_bound(app, "pause", key) { |
| 54 | app.conn.pause().await?; |
| 55 | } else if is_bound(app, "toggle_repeat", key) { |
| 56 | app.conn.toggle_repeat().await?; |
| 57 | } else if is_bound(app, "toggle_random", key) { |
| 58 | app.conn.toggle_random().await?; |
| 59 | } else if is_bound(app, "open_playlist_menu", key) { |
| 60 | app.playlist_popup = true; |
| 61 | } else if is_bound(app, "seek_forward", key) || is_bound(app, "seek_backward", key) { |
| 62 | if let Some(position) = app.conn.status.song { |
| 63 | let current = app.conn.status.elapsed.as_secs(); |
| 64 | let target = if is_bound(app, "seek_forward", key) { |
| 65 | current.saturating_add(app.config.playback.seek_seconds) |
| 66 | } else { |
| 67 | current.saturating_sub(app.config.playback.seek_seconds) |
| 68 | }; |
| 69 | app.conn |
| 70 | .seek(position.pos, std::time::Duration::from_secs(target)) |
| 71 | .await?; |
| 72 | app.conn.update_status().await?; |
| 73 | } |
| 74 | } else if is_bound(app, "cycle_tabs", key) { |
| 75 | app.cycle_tabs(); |
| 76 | if app.selected_tab == SelectedTab::Playlists { |
| 77 | app.refresh_playlist_view().await?; |
| 78 | } |
| 79 | } else if is_bound(app, "select_queue", key) { |
| 80 | app.selected_tab = SelectedTab::Queue; |
| 81 | } else if is_bound(app, "select_browser", key) { |
| 82 | app.selected_tab = SelectedTab::DirectoryBrowser; |
| 83 | } else if is_bound(app, "select_playlists", key) { |
| 84 | app.selected_tab = SelectedTab::Playlists; |
| 85 | app.refresh_playlist_view().await?; |
| 86 | } else if is_bound(app, "next_track", key) { |
| 87 | if !app.queue_list.list.is_empty() { |
| 88 | app.conn.next().await?; |
| 89 | app.update_queue().await?; |
| 90 | app.conn.update_status().await?; |
| 91 | } |
| 92 | } else if is_bound(app, "previous_track", key) { |
| 93 | if !app.queue_list.list.is_empty() { |
| 94 | app.conn.previous().await?; |
| 95 | app.update_queue().await?; |
| 96 | app.conn.update_status().await?; |
| 97 | } |
| 98 | } else if is_bound(app, "volume_up", key) { |
| 99 | app.conn |
| 100 | .inc_volume(app.config.playback.volume_step as i8) |
| 101 | .await?; |
| 102 | } else if is_bound(app, "volume_down", key) { |
| 103 | app.conn |
| 104 | .dec_volume(app.config.playback.volume_step as i8) |
| 105 | .await?; |
| 106 | } else if is_bound(app, "toggle_mute", key) { |
| 107 | match app.conn.volume_status { |
| 108 | VolumeStatus::Muted(volume) => { |
| 109 | app.conn.set_volume(volume).await?; |
| 110 | app.conn.volume_status = VolumeStatus::Unmuted; |
| 111 | } |
| 112 | VolumeStatus::Unmuted => { |
| 113 | app.conn.set_volume(0).await?; |
| 114 | app.conn.volume_status = VolumeStatus::Muted(app.conn.status.volume); |
| 115 | } |
| 116 | } |
| 117 | app.conn.update_status().await?; |
| 118 | } else if is_bound(app, "update_database", key) { |
| 119 | app.conn.update_database().await?; |
| 120 | app.should_update_song_list = true; |
| 121 | app.conn.update_status().await?; |
| 122 | } else if is_bound(app, "search", key) { |
| 123 | app.inputmode = InputMode::Editing; |
| 124 | app.search_input.clear(); |
| 125 | app.search_cursor_pos = 0; |
| 126 | app.browser_search_results.clear(); |
| 127 | app.browser_search_index = 0; |
| 128 | } else if is_bound(app, "toggle_selected_item", key) { |
| 129 | app.toggle_selected_item().await?; |
| 130 | } |
| 131 | |
| 132 | match app.selected_tab { |
| 133 | SelectedTab::Queue => handle_queue_key(key, app).await?, |
| 134 | SelectedTab::DirectoryBrowser => handle_browser_key(key, app).await?, |
| 135 | SelectedTab::Playlists => handle_playlists_key(key, app).await?, |
| 136 | } |
| 137 | Ok(()) |
| 138 | } |
| 139 | |
| 140 | fn is_bound(app: &App, action: &str, key: KeyEvent) -> bool { |
| 141 | app.config.keybindings.matches(action, key) |
| 142 | } |
| 143 | |
| 144 | async fn handle_queue_key(key: KeyEvent, app: &mut App) -> AppResult<()> { |
| 145 | if is_bound(app, "move_down", key) { |
| 146 | app.queue_list.next(); |
| 147 | } else if is_bound(app, "move_up", key) { |
| 148 | app.queue_list.prev(); |
| 149 | } else if is_bound(app, "activate", key) { |
| 150 | if app.queue_list.index < app.queue_list.list.len() { |
| 151 | app.conn.play(Some(app.queue_list.index as u32)).await?; |
| 152 | app.conn.update_status().await?; |
| 153 | } |
| 154 | } else if is_bound(app, "queue_delete", key) { |
| 155 | if app.queue_list.index < app.queue_list.list.len() { |
| 156 | app.conn.delete(app.queue_list.index as u32).await?; |
| 157 | app.update_queue().await?; |
| 158 | app.conn.update_status().await?; |
| 159 | } |
| 160 | } else if is_bound(app, "queue_move_down", key) { |
| 161 | let position = app.queue_list.index; |
| 162 | if position + 1 < app.queue_list.list.len() { |
| 163 | app.conn |
| 164 | .swap(position as u32, (position + 1) as u32) |
| 165 | .await?; |
| 166 | app.queue_list.index += 1; |
| 167 | app.update_queue().await?; |
| 168 | } |
| 169 | } else if is_bound(app, "queue_move_up", key) { |
| 170 | let position = app.queue_list.index; |
| 171 | if position > 0 && position < app.queue_list.list.len() { |
| 172 | app.conn |
| 173 | .swap(position as u32, (position - 1) as u32) |
| 174 | .await?; |
| 175 | app.queue_list.index -= 1; |
| 176 | app.update_queue().await?; |
| 177 | } |
| 178 | } else if is_bound(app, "go_to_top", key) { |
| 179 | app.queue_list.index = 0; |
| 180 | } else if is_bound(app, "go_to_bottom", key) { |
| 181 | app.queue_list.index = app.queue_list.list.len().saturating_sub(1); |
| 182 | } |
| 183 | Ok(()) |
| 184 | } |
| 185 | |
| 186 | async fn handle_browser_key(key: KeyEvent, app: &mut App) -> AppResult<()> { |
| 187 | if is_bound(app, "move_down", key) { |
| 188 | app.browser.next(); |
| 189 | } else if is_bound(app, "move_up", key) { |
| 190 | app.browser.prev(); |
| 191 | } else if is_bound(app, "activate", key) { |
| 192 | let previous_path = app.browser.path.clone(); |
| 193 | app.handle_enter().await?; |
| 194 | if app.browser.path != previous_path { |
| 195 | app.browser_search_results.clear(); |
| 196 | app.search_input.clear(); |
| 197 | } |
| 198 | } else if is_bound(app, "go_back", key) { |
| 199 | app.browser.handle_go_back(&mut app.conn).await?; |
| 200 | app.browser_search_results.clear(); |
| 201 | app.search_input.clear(); |
| 202 | } else if is_bound(app, "go_to_top", key) { |
| 203 | app.browser.selected = 0; |
| 204 | } else if is_bound(app, "go_to_bottom", key) { |
| 205 | app.browser.selected = app.browser.entries.len().saturating_sub(1); |
| 206 | } |
| 207 | Ok(()) |
| 208 | } |
| 209 | |
| 210 | async fn handle_playlists_key(key: KeyEvent, app: &mut App) -> AppResult<()> { |
| 211 | if is_bound(app, "playlist_focus_contents", key) { |
| 212 | app.playlist_focus = PlaylistFocus::Songs; |
| 213 | return Ok(()); |
| 214 | } |
| 215 | if is_bound(app, "playlist_focus_list", key) { |
| 216 | app.playlist_focus = PlaylistFocus::List; |
| 217 | return Ok(()); |
| 218 | } |
| 219 | |
| 220 | if app.playlist_focus == PlaylistFocus::Songs { |
| 221 | if is_bound(app, "move_down", key) { |
| 222 | app.playlist_song_index = app |
| 223 | .playlist_song_index |
| 224 | .saturating_add(1) |
| 225 | .min(app.playlist_contents.len().saturating_sub(1)); |
| 226 | } else if is_bound(app, "move_up", key) { |
| 227 | app.playlist_song_index = app.playlist_song_index.saturating_sub(1); |
| 228 | } else if is_bound(app, "go_to_top", key) { |
| 229 | app.playlist_song_index = 0; |
| 230 | } else if is_bound(app, "go_to_bottom", key) { |
| 231 | app.playlist_song_index = app.playlist_contents.len().saturating_sub(1); |
| 232 | } else if is_bound(app, "playlist_delete_song", key) { |
| 233 | app.delete_selected_playlist_song().await?; |
| 234 | } else if is_bound(app, "playlist_move_song_down", key) { |
| 235 | app.move_selected_playlist_song(true).await?; |
| 236 | } else if is_bound(app, "playlist_move_song_up", key) { |
| 237 | app.move_selected_playlist_song(false).await?; |
| 238 | } else if is_bound(app, "activate", key) { |
| 239 | app.play_selected_playlist_song().await?; |
| 240 | } else if is_bound(app, "playlist_delete", key) { |
| 241 | app.delete_selected_playlist().await?; |
| 242 | } |
| 243 | return Ok(()); |
| 244 | } |
| 245 | |
| 246 | let previous_index = app.pl_list.index; |
| 247 | if is_bound(app, "move_down", key) { |
| 248 | app.pl_list.next(); |
| 249 | } else if is_bound(app, "move_up", key) { |
| 250 | app.pl_list.prev(); |
| 251 | } else if is_bound(app, "go_to_top", key) { |
| 252 | app.pl_list.index = 0; |
| 253 | } else if is_bound(app, "go_to_bottom", key) { |
| 254 | app.pl_list.index = app.pl_list.list.len().saturating_sub(1); |
| 255 | } else if is_bound(app, "playlist_rename", key) && !app.pl_list.list.is_empty() { |
| 256 | app.inputmode = InputMode::PlaylistRename; |
| 257 | app.pl_newname_input.clear(); |
| 258 | app.pl_cursor_pos = 0; |
| 259 | } else if is_bound(app, "playlist_delete", key) { |
| 260 | app.delete_selected_playlist().await?; |
| 261 | } else if is_bound(app, "playlist_load", key) { |
| 262 | if let Some(playlist) = app.pl_list.list.get(app.pl_list.index) { |
| 263 | app.conn.load_playlist(playlist).await?; |
| 264 | app.update_queue().await?; |
| 265 | } |
| 266 | } |
| 267 | if previous_index != app.pl_list.index { |
| 268 | app.playlist_song_index = 0; |
| 269 | app.refresh_playlist_view().await?; |
| 270 | } |
| 271 | Ok(()) |
| 272 | } |
| 273 | |
| 274 | async fn handle_input_key(key: KeyEvent, app: &mut App) -> AppResult<()> { |
| 275 | if is_bound(app, "input_cancel", key) { |
| 276 | match app.inputmode { |
| 277 | InputMode::Editing => { |
| 278 | app.search_input.clear(); |
| 279 | app.browser_search_results.clear(); |
| 280 | app.inputmode = InputMode::Normal; |
| 281 | } |
| 282 | InputMode::PlaylistRename => { |
| 283 | app.pl_newname_input.clear(); |
| 284 | app.inputmode = InputMode::Normal; |
| 285 | } |
| 286 | InputMode::NewPlaylist => { |
| 287 | app.pl_new_pl_input.clear(); |
| 288 | app.inputmode = InputMode::Normal; |
| 289 | } |
| 290 | InputMode::Normal => {} |
| 291 | } |
| 292 | app.reset_cursor(); |
| 293 | } else if is_bound(app, "input_backspace", key) { |
| 294 | app.delete_char(); |
| 295 | if app.inputmode == InputMode::Editing { |
| 296 | update_search_selection(app); |
| 297 | } |
| 298 | } else if is_bound(app, "input_cursor_left", key) { |
| 299 | app.move_cursor_left(); |
| 300 | } else if is_bound(app, "input_cursor_right", key) { |
| 301 | app.move_cursor_right(); |
| 302 | } else if is_bound(app, "input_submit", key) { |
| 303 | match app.inputmode { |
| 304 | InputMode::Editing => { |
| 305 | update_search_selection(app); |
| 306 | if app.selected_tab != SelectedTab::DirectoryBrowser { |
| 307 | app.search_input.clear(); |
| 308 | } |
| 309 | if app.selected_tab == SelectedTab::Playlists { |
| 310 | app.refresh_playlist_view().await?; |
| 311 | } |
| 312 | app.reset_cursor(); |
| 313 | app.inputmode = InputMode::Normal; |
| 314 | } |
| 315 | InputMode::PlaylistRename => { |
| 316 | if let Some(old_name) = app.pl_list.list.get(app.pl_list.index).cloned() { |
| 317 | if !app.pl_newname_input.trim().is_empty() { |
| 318 | app.conn |
| 319 | .rename_playlist(&old_name, &app.pl_newname_input) |
| 320 | .await?; |
| 321 | app.refresh_playlists().await?; |
| 322 | } |
| 323 | } |
| 324 | app.pl_newname_input.clear(); |
| 325 | app.reset_cursor(); |
| 326 | app.inputmode = InputMode::Normal; |
| 327 | } |
| 328 | InputMode::NewPlaylist => { |
| 329 | if !app.pl_new_pl_input.trim().is_empty() { |
| 330 | for song in &app.pl_new_pl_songs_buffer { |
| 331 | app.conn.add_to_playlist(&app.pl_new_pl_input, song).await?; |
| 332 | } |
| 333 | app.refresh_playlists().await?; |
| 334 | } |
| 335 | app.pl_new_pl_input.clear(); |
| 336 | app.reset_cursor(); |
| 337 | app.inputmode = InputMode::Normal; |
| 338 | } |
| 339 | InputMode::Normal => {} |
| 340 | } |
| 341 | } else if let KeyCode::Char(character) = key.code { |
| 342 | if !key |
| 343 | .modifiers |
| 344 | .intersects(KeyModifiers::CONTROL | KeyModifiers::ALT) |
| 345 | { |
| 346 | app.enter_char(character); |
| 347 | if app.inputmode == InputMode::Editing { |
| 348 | update_search_selection(app); |
| 349 | } |
| 350 | } |
| 351 | } |
| 352 | Ok(()) |
| 353 | } |
| 354 | |
| 355 | fn update_search_selection(app: &mut App) { |
| 356 | if app.search_input.is_empty() { |
| 357 | return; |
| 358 | } |
| 359 | match app.selected_tab { |
| 360 | SelectedTab::Queue => { |
| 361 | let items: Vec<&str> = app |
| 362 | .queue_list |
| 363 | .list |
| 364 | .iter() |
| 365 | .map(|song| song.file.as_str()) |
| 366 | .collect(); |
| 367 | if let Some((best, _)) = fuzzy_search_sorted(&app.search_input, &items).first() { |
| 368 | if let Some(index) = app |
| 369 | .queue_list |
| 370 | .list |
| 371 | .iter() |
| 372 | .position(|song| song.file == *best) |
| 373 | { |
| 374 | app.queue_list.index = index; |
| 375 | } |
| 376 | } |
| 377 | } |
| 378 | SelectedTab::DirectoryBrowser => { |
| 379 | let items: Vec<String> = app |
| 380 | .browser |
| 381 | .entries |
| 382 | .iter() |
| 383 | .map(|entry| entry.name().to_string()) |
| 384 | .collect(); |
| 385 | app.browser_search_results = fuzzy_indices(&app.search_input, &items); |
| 386 | app.browser_search_index = 0; |
| 387 | if let Some(index) = app.browser_search_results.first() { |
| 388 | app.browser.selected = *index; |
| 389 | } |
| 390 | } |
| 391 | SelectedTab::Playlists => { |
| 392 | let items: Vec<&str> = app.pl_list.list.iter().map(String::as_str).collect(); |
| 393 | if let Some((best, _)) = fuzzy_search_sorted(&app.search_input, &items).first() { |
| 394 | if let Some(index) = app.pl_list.list.iter().position(|name| name == *best) { |
| 395 | app.pl_list.index = index; |
| 396 | } |
| 397 | } |
| 398 | } |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | fn cycle_browser_search(app: &mut App, forward: bool) { |
| 403 | let len = app.browser_search_results.len(); |
| 404 | if len == 0 { |
| 405 | return; |
| 406 | } |
| 407 | app.browser_search_index = if forward { |
| 408 | (app.browser_search_index + 1) % len |
| 409 | } else { |
| 410 | app.browser_search_index.checked_sub(1).unwrap_or(len - 1) |
| 411 | }; |
| 412 | app.browser.selected = app.browser_search_results[app.browser_search_index]; |
| 413 | } |
| 414 | |
| 415 | fn fuzzy_indices(query: &str, items: &[String]) -> Vec<usize> { |
| 416 | if query.is_empty() { |
| 417 | return Vec::new(); |
| 418 | } |
| 419 | let candidates: Vec<&str> = items.iter().map(String::as_str).collect(); |
| 420 | let ranked = fuzzy_search_sorted(query, &candidates); |
| 421 | let mut used = vec![false; items.len()]; |
| 422 | ranked |
| 423 | .into_iter() |
| 424 | .filter(|(_, score)| *score > 0.0) |
| 425 | .filter_map(|(name, _)| { |
| 426 | let index = items |
| 427 | .iter() |
| 428 | .enumerate() |
| 429 | .find(|(index, item)| !used[*index] && item.as_str() == name) |
| 430 | .map(|(index, _)| index)?; |
| 431 | used[index] = true; |
| 432 | Some(index) |
| 433 | }) |
| 434 | .collect() |
| 435 | } |
| 436 | |
| 437 | pub async fn handle_mouse_events(mouse: MouseEvent, app: &mut App) -> AppResult<()> { |
| 438 | let previous_playlist = app.pl_list.index; |
| 439 | match mouse.kind { |
| 440 | MouseEventKind::ScrollUp => app.handle_scroll_up(), |
| 441 | MouseEventKind::ScrollDown => app.handle_scroll_down(), |
| 442 | _ => {} |
| 443 | } |
| 444 | if app.selected_tab == SelectedTab::Playlists && app.pl_list.index != previous_playlist { |
| 445 | app.playlist_song_index = 0; |
| 446 | app.refresh_playlist_view().await?; |
| 447 | } |
| 448 | Ok(()) |
| 449 | } |
| 450 | |
| 451 | #[cfg(test)] |
| 452 | mod tests { |
| 453 | use super::fuzzy_indices; |
| 454 | |
| 455 | #[test] |
| 456 | fn fuzzy_search_returns_all_matches_and_keeps_duplicate_names() { |
| 457 | let items = vec![ |
| 458 | "mr-robot-vol1".to_string(), |
| 459 | "mr-robot-vol2".to_string(), |
| 460 | "mr-robot-vol3".to_string(), |
| 461 | "other-album".to_string(), |
| 462 | ]; |
| 463 | let results = fuzzy_indices("robot", &items); |
| 464 | assert_eq!(results.len(), 3); |
| 465 | assert_eq!( |
| 466 | results |
| 467 | .iter() |
| 468 | .map(|index| items[*index].as_str()) |
| 469 | .collect::<Vec<_>>(), |
| 470 | vec!["mr-robot-vol1", "mr-robot-vol2", "mr-robot-vol3"] |
| 471 | ); |
| 472 | } |
| 473 | } |