| 1 | //! Painting the work surface, and the two files it leans on. |
| 2 | //! |
| 3 | //! - [`layout`] answers *where and how tall* — placement fallback, the height |
| 4 | //! and cap arithmetic, and the side-rail split. |
| 5 | //! - [`rows`] answers *what one row says* — the sub-agent column layout, its |
| 6 | //! degradation tiers, and row styling. |
| 7 | //! |
| 8 | //! What stays here is the paint itself: the Top strip, the side-rail panel, |
| 9 | //! the divider and scrollbar chrome, and the strip header content (goal title, |
| 10 | //! to-do receipt) that height and paint must both agree on. |
| 11 | |
| 12 | use std::collections::HashMap; |
| 13 | |
| 14 | use ratatui::{ |
| 15 | Frame, |
| 16 | layout::Rect, |
| 17 | prelude::Widget, |
| 18 | style::{Modifier, Style}, |
| 19 | text::{Line, Span}, |
| 20 | widgets::{Block, Paragraph}, |
| 21 | }; |
| 22 | use unicode_width::UnicodeWidthStr; |
| 23 | |
| 24 | use crate::localization::MessageId; |
| 25 | use crate::tui::app::{App, SidebarHoverRow, SidebarHoverSection}; |
| 26 | use crate::tui::ui_text::truncate_line_to_width; |
| 27 | |
| 28 | use super::model::{ |
| 29 | RailPanel, WorkHitbox, WorkRow, WorkSurfacePlacement, WorkTone, visible_rows_for_panel, |
| 30 | }; |
| 31 | |
| 32 | mod layout; |
| 33 | mod rows; |
| 34 | |
| 35 | pub use layout::{height, split_chat}; |
| 36 | |
| 37 | use rows::{ |
| 38 | AGENT_ROLE_GUTTER, AgentRowTier, agent_identity, agent_identity_cap, agent_identity_column, |
| 39 | agent_receipt, agent_row_styles, agent_status_column, layout_agent_row, row_style, |
| 40 | }; |
| 41 | |
| 42 | pub fn render(frame: &mut Frame, area: Rect, app: &mut App) { |
| 43 | if area.width == 0 || area.height == 0 { |
| 44 | app.work_surface.last_area = None; |
| 45 | return; |
| 46 | } |
| 47 | |
| 48 | if let Some(previous) = app.work_surface.last_area { |
| 49 | app.sidebar_hover |
| 50 | .sections |
| 51 | .retain(|section| section.content_area != previous); |
| 52 | } |
| 53 | |
| 54 | let placement = app.work_surface.effective_placement; |
| 55 | // Off renders no rail; height()/split_chat() never hand us an area for it. |
| 56 | if placement == WorkSurfacePlacement::Off { |
| 57 | app.work_surface.last_area = None; |
| 58 | return; |
| 59 | } |
| 60 | let body_area = match placement { |
| 61 | WorkSurfacePlacement::Top => Rect { |
| 62 | height: area.height.saturating_sub(1), |
| 63 | ..area |
| 64 | }, |
| 65 | WorkSurfacePlacement::Left => Rect { |
| 66 | width: area.width.saturating_sub(1), |
| 67 | ..area |
| 68 | }, |
| 69 | WorkSurfacePlacement::Right => Rect { |
| 70 | x: area.x.saturating_add(1), |
| 71 | width: area.width.saturating_sub(1), |
| 72 | ..area |
| 73 | }, |
| 74 | WorkSurfacePlacement::Off => unreachable!("off placement returned above"), |
| 75 | }; |
| 76 | |
| 77 | // Context is the one panel that is not a work-row surface: session facts |
| 78 | // render as a titled line list with nothing to click. Every other panel |
| 79 | // (Tasks, Agents, Pinned) routes through the row machinery below, so its |
| 80 | // rows keep hitboxes, selection, and primary actions — a work row is a |
| 81 | // door in every panel, not only in Tasks. |
| 82 | if app.work_surface.panel == RailPanel::Context { |
| 83 | render_panel(frame, area, body_area, app); |
| 84 | return; |
| 85 | } |
| 86 | |
| 87 | let mut rows = visible_rows_for_panel(app); |
| 88 | if placement == WorkSurfacePlacement::Top { |
| 89 | // Literal work list only: selectable to-dos/agents plus the |
| 90 | // GrokBuild-style `▾ Subagents N` group header. Generic graph chrome |
| 91 | // from the side/inspector projection stays out. |
| 92 | rows.retain(|row| row.selectable || row.id.0.starts_with("section:")); |
| 93 | } |
| 94 | let todo_ordinals = if placement == WorkSurfacePlacement::Top { |
| 95 | todo_ordinals(&rows) |
| 96 | } else { |
| 97 | HashMap::new() |
| 98 | }; |
| 99 | let ordinal_width = todo_ordinals.len().max(1).to_string().len(); |
| 100 | let goal_title = (placement == WorkSurfacePlacement::Top) |
| 101 | .then(|| top_goal_title(app)) |
| 102 | .flatten(); |
| 103 | let todo_progress = (placement == WorkSurfacePlacement::Top) |
| 104 | .then(|| top_todo_progress(app, &rows)) |
| 105 | .flatten(); |
| 106 | // Pin goal title, then progress receipt, above the scrollable rows. |
| 107 | // At the minimum two-row surface keep one usable content row + divider. |
| 108 | let goal_height = u16::from(goal_title.is_some() && body_area.height >= 1); |
| 109 | let fold_progress = progress_shares_goal_row(body_area.width, goal_height > 0); |
| 110 | let progress_height = u16::from( |
| 111 | todo_progress.is_some() |
| 112 | && !fold_progress |
| 113 | && body_area.height.saturating_sub(goal_height) >= 2, |
| 114 | ); |
| 115 | let header_height = goal_height.saturating_add(progress_height); |
| 116 | let list_height = body_area.height.saturating_sub(header_height); |
| 117 | let body_height = usize::from(list_height); |
| 118 | let overflow = rows.len() > body_height; |
| 119 | // A capped list owes the reader the size of what it is hiding, so the |
| 120 | // last painted row becomes `↓ N more`. The scrollbar shows position; only |
| 121 | // this shows how much work is off-screen. |
| 122 | let more_row = overflow && body_height >= 2; |
| 123 | let list_rows = if more_row { |
| 124 | body_height.saturating_sub(1) |
| 125 | } else { |
| 126 | body_height |
| 127 | }; |
| 128 | let inset = u16::from(body_area.width >= 60); |
| 129 | let rail_width = u16::from(overflow); |
| 130 | let content_area = Rect { |
| 131 | x: body_area.x.saturating_add(inset), |
| 132 | y: body_area.y.saturating_add(header_height), |
| 133 | width: body_area |
| 134 | .width |
| 135 | .saturating_sub(inset.saturating_mul(2)) |
| 136 | .saturating_sub(rail_width), |
| 137 | height: list_height, |
| 138 | }; |
| 139 | |
| 140 | app.work_surface.visible_rows = list_rows; |
| 141 | app.work_surface.total_rows = rows.len(); |
| 142 | // A redraw may clamp an obsolete offset, but it must not reveal the |
| 143 | // remembered keyboard selection: doing so undoes mouse-wheel scrolling |
| 144 | // whenever that selection is above the viewport (#4594). |
| 145 | app.work_surface.clamp_viewport(&rows); |
| 146 | let max_offset = rows.len().saturating_sub(list_rows.max(1)); |
| 147 | app.work_surface.scroll_offset = app.work_surface.scroll_offset.min(max_offset); |
| 148 | |
| 149 | Block::default() |
| 150 | .style(Style::default().bg(app.ui_theme.surface_bg)) |
| 151 | .render(area, frame.buffer_mut()); |
| 152 | |
| 153 | if let Some((goal_text, goal_style)) = goal_title.filter(|_| goal_height > 0) { |
| 154 | let full_width = usize::from(content_area.width); |
| 155 | // Wide strips carry the receipt right-aligned on the goal row rather |
| 156 | // than spending a second row announcing a count. |
| 157 | let receipt = todo_progress.as_deref().filter(|_| fold_progress); |
| 158 | let reserved = receipt |
| 159 | .map(|text| UnicodeWidthStr::width(text).saturating_add(2)) |
| 160 | .unwrap_or(0); |
| 161 | let goal_text = truncate_line_to_width(&goal_text, full_width.saturating_sub(reserved)); |
| 162 | let mut spans = vec![Span::styled( |
| 163 | goal_text.clone(), |
| 164 | goal_style.bg(app.ui_theme.surface_bg), |
| 165 | )]; |
| 166 | if let Some(receipt) = receipt { |
| 167 | let gap = full_width |
| 168 | .saturating_sub(UnicodeWidthStr::width(goal_text.as_str())) |
| 169 | .saturating_sub(UnicodeWidthStr::width(receipt)); |
| 170 | spans.push(Span::styled( |
| 171 | format!("{}{receipt}", " ".repeat(gap)), |
| 172 | Style::default() |
| 173 | .fg(app.ui_theme.text_muted) |
| 174 | .bg(app.ui_theme.surface_bg), |
| 175 | )); |
| 176 | } |
| 177 | Paragraph::new(Line::from(spans)).render( |
| 178 | Rect { |
| 179 | y: body_area.y, |
| 180 | height: 1, |
| 181 | ..content_area |
| 182 | }, |
| 183 | frame.buffer_mut(), |
| 184 | ); |
| 185 | } |
| 186 | |
| 187 | if let Some(progress) = todo_progress.filter(|_| progress_height > 0) { |
| 188 | let progress = truncate_line_to_width(&progress, usize::from(content_area.width)); |
| 189 | // Muted, not accent: accent_primary means "selected" everywhere else |
| 190 | // in the strip, and spending it on a static count makes the actual |
| 191 | // selection hard to find. |
| 192 | Paragraph::new(Line::from(Span::styled( |
| 193 | progress, |
| 194 | Style::default() |
| 195 | .fg(app.ui_theme.text_muted) |
| 196 | .bg(app.ui_theme.surface_bg), |
| 197 | ))) |
| 198 | .render( |
| 199 | Rect { |
| 200 | y: body_area.y.saturating_add(goal_height), |
| 201 | height: 1, |
| 202 | ..content_area |
| 203 | }, |
| 204 | frame.buffer_mut(), |
| 205 | ); |
| 206 | } |
| 207 | |
| 208 | let start = app.work_surface.scroll_offset; |
| 209 | let visible = rows.iter().skip(start).take(list_rows).collect::<Vec<_>>(); |
| 210 | let identity_cap = agent_identity_cap(usize::from(content_area.width)); |
| 211 | let identity_column = agent_identity_column(&visible, identity_cap); |
| 212 | let status_column = agent_status_column(&visible); |
| 213 | let mut lines = Vec::with_capacity(visible.len().saturating_add(1)); |
| 214 | let mut hover_rows = Vec::new(); |
| 215 | let mut hitboxes = Vec::new(); |
| 216 | for (visible_index, row) in visible.iter().enumerate() { |
| 217 | let row_y = content_area.y.saturating_add(visible_index as u16); |
| 218 | let selected = |
| 219 | app.work_surface.focused && app.work_surface.selected.as_ref() == Some(&row.id); |
| 220 | let hovered = app.work_surface.hovered.as_ref() == Some(&row.id); |
| 221 | let opened = app.work_surface.opened.as_ref() == Some(&row.id); |
| 222 | let style = row_style(app, row, selected, hovered, opened); |
| 223 | let compact_owner = if placement == WorkSurfacePlacement::Top { |
| 224 | todo_ordinals |
| 225 | .get(&row.id.0) |
| 226 | .map(|ordinal| format!("{ordinal:>ordinal_width$} · ")) |
| 227 | .unwrap_or_default() |
| 228 | } else { |
| 229 | String::new() |
| 230 | }; |
| 231 | let mark = if opened && row.selectable { |
| 232 | "▾" |
| 233 | } else { |
| 234 | row.mark |
| 235 | }; |
| 236 | let prefix = if row.tone == WorkTone::Heading { |
| 237 | format!("{} ", mark) |
| 238 | } else { |
| 239 | format!("{compact_owner}{mark} ") |
| 240 | }; |
| 241 | |
| 242 | // Sub-agent rows own their own column layout: glyph, agent type, |
| 243 | // objective, right-aligned elapsed and tokens. They stay ordinary |
| 244 | // rows in every other respect — same hitbox, same selection, same |
| 245 | // primary action. |
| 246 | if let Some(facts) = row.agent.as_ref() { |
| 247 | let laid_out = layout_agent_row( |
| 248 | usize::from(content_area.width), |
| 249 | UnicodeWidthStr::width(prefix.as_str()), |
| 250 | agent_identity(row, identity_cap), |
| 251 | identity_column, |
| 252 | status_column, |
| 253 | facts, |
| 254 | ); |
| 255 | let (normal, muted) = agent_row_styles(app, selected, hovered, opened); |
| 256 | let display = format!( |
| 257 | "{prefix}{}{}{}{}{}{}{}", |
| 258 | laid_out.role, |
| 259 | if laid_out.role.is_empty() { |
| 260 | String::new() |
| 261 | } else { |
| 262 | " ".repeat(AGENT_ROLE_GUTTER) |
| 263 | }, |
| 264 | laid_out.status, |
| 265 | if laid_out.status.is_empty() { |
| 266 | String::new() |
| 267 | } else { |
| 268 | " ".repeat(AGENT_ROLE_GUTTER) |
| 269 | }, |
| 270 | laid_out.objective, |
| 271 | " ".repeat(laid_out.gap), |
| 272 | laid_out.receipt, |
| 273 | ); |
| 274 | let mut spans = vec![Span::styled(prefix.clone(), normal)]; |
| 275 | if !laid_out.role.is_empty() { |
| 276 | spans.push(Span::styled( |
| 277 | format!("{}{}", laid_out.role, " ".repeat(AGENT_ROLE_GUTTER)), |
| 278 | muted, |
| 279 | )); |
| 280 | } |
| 281 | if !laid_out.status.is_empty() { |
| 282 | spans.push(Span::styled( |
| 283 | format!("{}{}", laid_out.status, " ".repeat(AGENT_ROLE_GUTTER)), |
| 284 | muted, |
| 285 | )); |
| 286 | } |
| 287 | spans.push(Span::styled(laid_out.objective.clone(), normal)); |
| 288 | spans.push(Span::styled( |
| 289 | format!("{}{}", " ".repeat(laid_out.gap), laid_out.receipt), |
| 290 | muted, |
| 291 | )); |
| 292 | lines.push(Line::from(spans)); |
| 293 | |
| 294 | hitboxes.push(WorkHitbox { |
| 295 | id: row.id.clone(), |
| 296 | row_y, |
| 297 | }); |
| 298 | hover_rows.push(SidebarHoverRow { |
| 299 | row_y, |
| 300 | display_text: display, |
| 301 | full_text: format!("{} · {}", row.label, row.detail), |
| 302 | detail: Some(row.detail.clone()), |
| 303 | is_truncated: laid_out.objective != facts.objective |
| 304 | || laid_out.receipt != agent_receipt(facts, AgentRowTier::Full), |
| 305 | click_action: row.primary_action.clone(), |
| 306 | stop_action: None, |
| 307 | stop_zone_start_col: None, |
| 308 | stop_zone_end_col: None, |
| 309 | }); |
| 310 | continue; |
| 311 | } |
| 312 | |
| 313 | let detail_candidate = if row.tone != WorkTone::Heading && content_area.width >= 44 { |
| 314 | format!(" {}", row.detail) |
| 315 | } else { |
| 316 | String::new() |
| 317 | }; |
| 318 | let prefix_width = UnicodeWidthStr::width(prefix.as_str()); |
| 319 | let row_width = usize::from(content_area.width); |
| 320 | let label_budget = row_width.saturating_sub(prefix_width).max(1); |
| 321 | let label = truncate_line_to_width(&row.label, label_budget); |
| 322 | let detail_budget = |
| 323 | row_width.saturating_sub(prefix_width + UnicodeWidthStr::width(label.as_str())); |
| 324 | let detail = if detail_budget >= 4 { |
| 325 | truncate_line_to_width(&detail_candidate, detail_budget) |
| 326 | } else { |
| 327 | String::new() |
| 328 | }; |
| 329 | let detail_width = UnicodeWidthStr::width(detail.as_str()); |
| 330 | let gap = usize::from(content_area.width) |
| 331 | .saturating_sub(prefix_width + UnicodeWidthStr::width(label.as_str()) + detail_width); |
| 332 | let display = format!("{prefix}{label}{}{detail}", " ".repeat(gap)); |
| 333 | lines.push(Line::from(Span::styled(display.clone(), style))); |
| 334 | |
| 335 | hitboxes.push(WorkHitbox { |
| 336 | id: row.id.clone(), |
| 337 | row_y, |
| 338 | }); |
| 339 | |
| 340 | if row.selectable { |
| 341 | hover_rows.push(SidebarHoverRow { |
| 342 | row_y, |
| 343 | display_text: display, |
| 344 | full_text: format!("{} · {}", row.label, row.detail), |
| 345 | detail: Some(row.detail.clone()), |
| 346 | is_truncated: label != row.label || detail != detail_candidate, |
| 347 | click_action: row.primary_action.clone(), |
| 348 | stop_action: None, |
| 349 | stop_zone_start_col: None, |
| 350 | stop_zone_end_col: None, |
| 351 | }); |
| 352 | } |
| 353 | } |
| 354 | |
| 355 | if more_row { |
| 356 | // Right-aligned under the receipt column, muted like every other |
| 357 | // secondary figure. Scrolled to the bottom there is nothing below, so |
| 358 | // the reserved row stays blank rather than claiming a count of zero. |
| 359 | let remaining = rows |
| 360 | .len() |
| 361 | .saturating_sub(start.saturating_add(visible.len())); |
| 362 | let text = if remaining == 0 { |
| 363 | String::new() |
| 364 | } else { |
| 365 | truncate_line_to_width( |
| 366 | &format!("↓ {remaining} more"), |
| 367 | usize::from(content_area.width), |
| 368 | ) |
| 369 | }; |
| 370 | let pad = usize::from(content_area.width).saturating_sub(UnicodeWidthStr::width(&*text)); |
| 371 | lines.push(Line::from(Span::styled( |
| 372 | format!("{}{text}", " ".repeat(pad)), |
| 373 | Style::default() |
| 374 | .fg(app.ui_theme.text_muted) |
| 375 | .bg(app.ui_theme.surface_bg), |
| 376 | ))); |
| 377 | } |
| 378 | |
| 379 | Paragraph::new(lines).render(content_area, frame.buffer_mut()); |
| 380 | render_divider(frame, area, placement, app); |
| 381 | if overflow { |
| 382 | render_scrollbar( |
| 383 | frame, |
| 384 | Rect { |
| 385 | x: body_area.right().saturating_sub(1), |
| 386 | y: content_area.y, |
| 387 | width: 1, |
| 388 | height: content_area.height, |
| 389 | }, |
| 390 | app.work_surface.scroll_offset, |
| 391 | list_rows, |
| 392 | rows.len(), |
| 393 | app, |
| 394 | ); |
| 395 | } |
| 396 | |
| 397 | app.work_surface.last_area = Some(area); |
| 398 | app.work_surface.hitboxes = hitboxes; |
| 399 | app.sidebar_hover.sections.push(SidebarHoverSection { |
| 400 | content_area, |
| 401 | lines: visible.iter().map(|row| row.label.clone()).collect(), |
| 402 | rows: hover_rows, |
| 403 | }); |
| 404 | } |
| 405 | |
| 406 | /// Render the Context panel as a titled line list in the same body area and |
| 407 | /// with the same divider and scrollbar the row surface would use. Context is |
| 408 | /// the only panel that renders here: its lines are session facts, not work |
| 409 | /// rows, so there is nothing to click and no hitboxes to record. Every panel |
| 410 | /// that shows work rows (Tasks, Agents, Pinned) goes through the row/hitbox |
| 411 | /// machinery in [`render`] instead. |
| 412 | fn render_panel(frame: &mut Frame, area: Rect, body_area: Rect, app: &mut App) { |
| 413 | let panel = app.work_surface.panel; |
| 414 | let placement = app.work_surface.effective_placement; |
| 415 | |
| 416 | Block::default() |
| 417 | .style(Style::default().bg(app.ui_theme.surface_bg)) |
| 418 | .render(area, frame.buffer_mut()); |
| 419 | |
| 420 | // Title row policy: |
| 421 | // - Top: only an active goal (`Goal: …`). Never panel chrome ("Pinned"). |
| 422 | // - Left/Right: muted panel name — a full-height column needs naming. |
| 423 | let goal = (placement == WorkSurfacePlacement::Top) |
| 424 | .then(|| top_goal_title(app)) |
| 425 | .flatten(); |
| 426 | let side_panel_title = matches!( |
| 427 | placement, |
| 428 | WorkSurfacePlacement::Left | WorkSurfacePlacement::Right |
| 429 | ); |
| 430 | |
| 431 | let title_rows = if let Some((goal_text, goal_style)) = goal.as_ref() { |
| 432 | let goal_text = truncate_line_to_width(goal_text, usize::from(body_area.width).max(1)); |
| 433 | Paragraph::new(Line::from(Span::styled( |
| 434 | goal_text, |
| 435 | goal_style.bg(app.ui_theme.surface_bg), |
| 436 | ))) |
| 437 | .render( |
| 438 | Rect { |
| 439 | height: 1, |
| 440 | ..body_area |
| 441 | }, |
| 442 | frame.buffer_mut(), |
| 443 | ); |
| 444 | 1_u16 |
| 445 | } else if side_panel_title { |
| 446 | Paragraph::new(Line::from(Span::styled( |
| 447 | truncate_line_to_width(panel.title(), usize::from(body_area.width).max(1)), |
| 448 | Style::default() |
| 449 | .fg(app.ui_theme.text_muted) |
| 450 | .bg(app.ui_theme.surface_bg), |
| 451 | ))) |
| 452 | .render( |
| 453 | Rect { |
| 454 | height: 1, |
| 455 | ..body_area |
| 456 | }, |
| 457 | frame.buffer_mut(), |
| 458 | ); |
| 459 | 1_u16 |
| 460 | } else { |
| 461 | 0 |
| 462 | }; |
| 463 | |
| 464 | let content_area = Rect { |
| 465 | y: body_area.y.saturating_add(title_rows), |
| 466 | height: body_area.height.saturating_sub(title_rows), |
| 467 | ..body_area |
| 468 | }; |
| 469 | let body_height = usize::from(content_area.height); |
| 470 | let lines = super::panels::panel_lines( |
| 471 | app, |
| 472 | panel, |
| 473 | usize::from(content_area.width), |
| 474 | body_height.max(1), |
| 475 | goal.is_some(), |
| 476 | ) |
| 477 | .unwrap_or_default(); |
| 478 | |
| 479 | let max_offset = lines.len().saturating_sub(body_height.max(1)); |
| 480 | app.work_surface.scroll_offset = app.work_surface.scroll_offset.min(max_offset); |
| 481 | let overflow = lines.len() > body_height; |
| 482 | let visible: Vec<Line> = lines |
| 483 | .iter() |
| 484 | .skip(app.work_surface.scroll_offset) |
| 485 | .take(body_height) |
| 486 | .cloned() |
| 487 | .collect(); |
| 488 | Paragraph::new(visible).render(content_area, frame.buffer_mut()); |
| 489 | |
| 490 | render_divider(frame, area, placement, app); |
| 491 | if overflow { |
| 492 | render_scrollbar( |
| 493 | frame, |
| 494 | Rect { |
| 495 | x: body_area.right().saturating_sub(1), |
| 496 | y: content_area.y, |
| 497 | width: 1, |
| 498 | height: content_area.height, |
| 499 | }, |
| 500 | app.work_surface.scroll_offset, |
| 501 | body_height, |
| 502 | lines.len(), |
| 503 | app, |
| 504 | ); |
| 505 | } |
| 506 | |
| 507 | app.work_surface.last_area = Some(area); |
| 508 | app.work_surface.visible_rows = body_height; |
| 509 | app.work_surface.total_rows = lines.len(); |
| 510 | app.work_surface.hitboxes.clear(); |
| 511 | app.work_surface.selected = None; |
| 512 | app.work_surface.opened = None; |
| 513 | app.work_surface.hovered = None; |
| 514 | } |
| 515 | |
| 516 | /// Active goal as the Top strip's only title. Uses the same |
| 517 | /// paused/active/terminal resolution as the ocean header chip so a goal set |
| 518 | /// via `create_goal` is either visible everywhere or nowhere. Returns |
| 519 | /// `None` when no live goal exists — Top then paints no title row at all. |
| 520 | pub(super) fn top_goal_title(app: &App) -> Option<(String, Style)> { |
| 521 | let (objective, paused) = crate::tui::footer_ui::active_goal_chip_state(app)?; |
| 522 | let flat = objective.trim().replace(['\n', '\r'], " "); |
| 523 | if flat.is_empty() { |
| 524 | return None; |
| 525 | } |
| 526 | let text = if paused { |
| 527 | format!("Goal (paused): {flat}") |
| 528 | } else { |
| 529 | format!("Goal: {flat}") |
| 530 | }; |
| 531 | let style = if paused { |
| 532 | Style::default() |
| 533 | .fg(app.ui_theme.warning) |
| 534 | .add_modifier(Modifier::BOLD) |
| 535 | } else { |
| 536 | Style::default() |
| 537 | .fg(app.ui_theme.status_working) |
| 538 | .add_modifier(Modifier::BOLD) |
| 539 | }; |
| 540 | Some((text, style)) |
| 541 | } |
| 542 | |
| 543 | fn todo_ordinals(rows: &[WorkRow]) -> HashMap<String, usize> { |
| 544 | rows.iter() |
| 545 | .filter(|row| row.id.0.starts_with("graph:")) |
| 546 | .enumerate() |
| 547 | .map(|(index, row)| (row.id.0.clone(), index.saturating_add(1))) |
| 548 | .collect() |
| 549 | } |
| 550 | |
| 551 | /// Below this width the goal title and the receipt cannot both stay readable |
| 552 | /// on one row, so the receipt keeps its own row. |
| 553 | const PROGRESS_FOLD_MIN_WIDTH: u16 = 72; |
| 554 | |
| 555 | /// Whether the to-do receipt rides on the goal-title row instead of claiming |
| 556 | /// a row of its own. |
| 557 | /// |
| 558 | /// [`height`] and [`render`] must agree on this or the strip paints into a row |
| 559 | /// it did not reserve, so the rule is a pure function of the strip width and |
| 560 | /// whether there is a goal title to share with. |
| 561 | pub(super) fn progress_shares_goal_row(width: u16, has_goal_title: bool) -> bool { |
| 562 | has_goal_title && width >= PROGRESS_FOLD_MIN_WIDTH |
| 563 | } |
| 564 | |
| 565 | pub(super) fn top_todo_progress(app: &App, rows: &[WorkRow]) -> Option<String> { |
| 566 | let todos = rows |
| 567 | .iter() |
| 568 | .filter(|row| row.id.0.starts_with("graph:")) |
| 569 | .collect::<Vec<_>>(); |
| 570 | let total = todos.len(); |
| 571 | if total == 0 { |
| 572 | return None; |
| 573 | } |
| 574 | let completed = todos |
| 575 | .iter() |
| 576 | .filter(|row| row.tone == WorkTone::Success) |
| 577 | .count(); |
| 578 | let remaining = total.saturating_sub(completed); |
| 579 | let label = format!("{} ·", app.tr(MessageId::SidebarTodoLabel)); |
| 580 | Some( |
| 581 | app.tr(MessageId::WorkSurfaceTodoProgress) |
| 582 | .replace("{label}", &label) |
| 583 | .replace("{completed}", &completed.to_string()) |
| 584 | .replace("{total}", &total.to_string()) |
| 585 | .replace("{remaining}", &remaining.to_string()), |
| 586 | ) |
| 587 | } |
| 588 | |
| 589 | fn render_divider(frame: &mut Frame, area: Rect, placement: WorkSurfacePlacement, app: &App) { |
| 590 | let active = app.work_surface.resizing || app.work_surface.divider_hovered; |
| 591 | let color = if active { |
| 592 | app.ui_theme.accent_primary |
| 593 | } else { |
| 594 | app.ui_theme.border |
| 595 | }; |
| 596 | match placement { |
| 597 | WorkSurfacePlacement::Off => {} |
| 598 | WorkSurfacePlacement::Top => { |
| 599 | let y = area.bottom().saturating_sub(1); |
| 600 | for x in area.left()..area.right() { |
| 601 | frame.buffer_mut()[(x, y)] |
| 602 | .set_symbol(if active { "━" } else { "─" }) |
| 603 | .set_fg(color) |
| 604 | .set_bg(app.ui_theme.surface_bg); |
| 605 | } |
| 606 | } |
| 607 | WorkSurfacePlacement::Left | WorkSurfacePlacement::Right => { |
| 608 | let x = if placement == WorkSurfacePlacement::Left { |
| 609 | area.right().saturating_sub(1) |
| 610 | } else { |
| 611 | area.left() |
| 612 | }; |
| 613 | for y in area.top()..area.bottom() { |
| 614 | frame.buffer_mut()[(x, y)] |
| 615 | .set_symbol(if active { "┃" } else { "│" }) |
| 616 | .set_fg(color) |
| 617 | .set_bg(app.ui_theme.surface_bg); |
| 618 | } |
| 619 | } |
| 620 | } |
| 621 | } |
| 622 | |
| 623 | fn render_scrollbar( |
| 624 | frame: &mut Frame, |
| 625 | area: Rect, |
| 626 | offset: usize, |
| 627 | visible: usize, |
| 628 | total: usize, |
| 629 | app: &App, |
| 630 | ) { |
| 631 | let rail_height = area.height; |
| 632 | if rail_height == 0 || total == 0 { |
| 633 | return; |
| 634 | } |
| 635 | let thumb_height = ((usize::from(rail_height) * visible) / total) |
| 636 | .max(1) |
| 637 | .min(usize::from(rail_height)); |
| 638 | let max_offset = total.saturating_sub(visible).max(1); |
| 639 | let max_start = usize::from(rail_height).saturating_sub(thumb_height); |
| 640 | let thumb_start = offset.saturating_mul(max_start) / max_offset; |
| 641 | let x = area.right().saturating_sub(1); |
| 642 | for row in 0..usize::from(rail_height) { |
| 643 | let in_thumb = row >= thumb_start && row < thumb_start.saturating_add(thumb_height); |
| 644 | frame.buffer_mut()[(x, area.y.saturating_add(row as u16))] |
| 645 | // Match the transcript rail exactly: a fine border track with a |
| 646 | // brighter, narrow thumb. The old solid block looked like a |
| 647 | // separate native scrollbar bolted onto the work surface. |
| 648 | .set_symbol(if in_thumb { "┃" } else { "│" }) |
| 649 | .set_fg(if in_thumb { |
| 650 | app.ui_theme.status_working |
| 651 | } else { |
| 652 | app.ui_theme.border |
| 653 | }) |
| 654 | .set_bg(app.ui_theme.surface_bg); |
| 655 | } |
| 656 | } |
| 657 |