Files
task_app_rust/src/ui/components.rs
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use std::collections::BTreeSet;
use chrono::Datelike;
use ratatui::style::{Color, Modifier, Style};
use ratatui::text::{Line, Span, Text};
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use ratatui::widgets::{Block, Borders, Clear, List, ListItem, Paragraph, Tabs, Wrap};
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use ratatui::layout::{Alignment, Constraint, Direction, Layout, Rect};
use ratatui::Frame;
use crate::domain::models::*;
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use crate::app::SyncStats;
use super::NetworkStatus;
const TAB_COLOR: Color = Color::Cyan;
const FOCUS_COLOR: Color = Color::Yellow;
const SELECTED_COLOR: Color = Color::Green;
const DETAIL_COLOR: Color = Color::White;
const STATUS_ONLINE: Color = Color::Green;
const STATUS_OFFLINE: Color = Color::Red;
const STATUS_SYNC: Color = Color::Yellow;
const POPUP_BG: Color = Color::Black;
const POPUP_BORDER: Color = Color::Cyan;
pub fn render_tabs_bar(
frame: &mut Frame,
area: Rect,
lists: &[TaskList],
selected: usize,
focused: bool,
) {
let tab_titles: Vec<&str> = lists.iter().map(|l| l.title.as_str()).collect();
let block = Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(if focused { FOCUS_COLOR } else { TAB_COLOR }))
.title(" Lists ")
.title_alignment(Alignment::Left);
let tabs = if tab_titles.is_empty() {
Tabs::new(vec![Line::from(" No lists ")])
.block(block)
.highlight_style(Style::default().add_modifier(Modifier::BOLD))
.select(selected)
} else {
Tabs::new(tab_titles.into_iter().map(|t| Line::from(Span::raw(t))).collect::<Vec<_>>())
.block(block)
.divider(Span::raw(" | "))
.highlight_style(Style::default().fg(FOCUS_COLOR).add_modifier(Modifier::BOLD))
.select(selected)
};
frame.render_widget(tabs, area);
}
fn relative_due_str(due: chrono::NaiveDateTime) -> (String, Color) {
let now = chrono::Local::now().naive_local();
let diff = due - now;
if diff < chrono::Duration::zero() {
(" Overdue ".to_string(), Color::Red)
} else if diff < chrono::Duration::hours(24) {
let hours = diff.num_hours();
(format!(" {}h left ", hours), Color::Yellow)
} else {
let days = diff.num_days();
(
format!(" {} day{} left ", days, if days == 1 { "" } else { "s" }),
Color::DarkGray,
)
}
}
pub fn render_task_list(
frame: &mut Frame,
area: Rect,
tasks: &[Task],
selected: usize,
focused: bool,
_scroll: u16,
selected_tasks: &BTreeSet<usize>,
) {
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let total = tasks.len();
let done = tasks.iter().filter(|t| t.status == TaskStatus::Completed).count();
let todo = total - done;
let content_width = (area.width as usize).saturating_sub(5);
let items: Vec<ListItem> = tasks
.iter()
.enumerate()
.map(|(idx, task)| {
let is_selected = selected_tasks.contains(&idx);
let checkbox = match task.status {
TaskStatus::Completed => "[\u{2713}]",
TaskStatus::NeedsAction => "[ ]",
};
let (due_text, due_color) = task
.due
.map(relative_due_str)
.unwrap_or((String::new(), Color::DarkGray));
let checkbox_str = format!("{} ", checkbox);
let checkbox_width = checkbox_str.chars().count();
let title_width = task.title.chars().count();
let due_width = due_text.chars().count();
let max_title = content_width.saturating_sub(checkbox_width + due_width);
let display_title: String = if title_width <= max_title {
task.title.to_string()
} else if max_title >= 2 {
let take = max_title - 1;
let mut s: String = task.title.chars().take(take).collect();
s.push('…');
s
} else {
task.title.chars().take(max_title).collect()
};
let pad = if due_text.is_empty() {
0
} else {
let used = checkbox_width + display_title.chars().count() + due_width;
content_width.saturating_sub(used)
};
let checkbox_style = if is_selected {
Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)
} else if task.status == TaskStatus::Completed {
Style::default().fg(Color::Green)
} else {
Style::default().fg(Color::DarkGray)
};
let title_style = if is_selected {
Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)
} else {
Style::default().fg(DETAIL_COLOR).add_modifier(
if task.status == TaskStatus::Completed {
Modifier::CROSSED_OUT
} else {
Modifier::empty()
},
)
};
let mut spans = vec![
Span::styled(checkbox_str, checkbox_style),
Span::styled(display_title, title_style),
];
if !due_text.is_empty() {
spans.push(Span::raw(" ".repeat(pad)));
spans.push(Span::styled(due_text, Style::default().fg(due_color)));
}
ListItem::new(Line::from(spans))
})
.collect();
let block = Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(if focused { FOCUS_COLOR } else { Color::DarkGray }))
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.title(format!(" Tasks ({} todo / {} done) ", todo, done))
.title_alignment(Alignment::Left);
let list = List::new(items)
.block(block)
.highlight_style(
Style::default()
.bg(if focused { Color::DarkGray } else { Color::Black })
.fg(SELECTED_COLOR)
.add_modifier(Modifier::BOLD),
)
.highlight_symbol(">> ");
frame.render_stateful_widget(list, area, &mut ratatui::widgets::ListState::default().with_selected(Some(selected)));
}
pub fn render_detail(
frame: &mut Frame,
area: Rect,
task: Option<&Task>,
focused: bool,
scroll: u16,
) {
let block = Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(if focused { FOCUS_COLOR } else { Color::DarkGray }))
.title(" Details ")
.title_alignment(Alignment::Left);
if let Some(task) = task {
let mut lines = Vec::new();
let status_text = match task.status {
TaskStatus::Completed => "Completed",
TaskStatus::NeedsAction => "Needs Action",
};
lines.push(Line::from(Span::styled(
format!("Title: {}", task.title),
Style::default().fg(DETAIL_COLOR).add_modifier(Modifier::BOLD),
)));
lines.push(Line::from(Span::styled(
format!("Status: {}", status_text),
Style::default().fg(Color::Cyan),
)));
if let Some(due) = task.due {
lines.push(Line::from(Span::styled(
format!("Due: {}", due.format("%d/%m/%Y %H:%M")),
Style::default().fg(Color::Yellow),
)));
}
if let Some(created) = task.created_at {
lines.push(Line::from(Span::styled(
format!("Created: {}", created.format("%d/%m/%Y %H:%M")),
Style::default().fg(Color::DarkGray),
)));
}
if let Some(updated) = task.updated_at {
lines.push(Line::from(Span::styled(
format!("Updated: {}", updated.format("%d/%m/%Y %H:%M")),
Style::default().fg(Color::DarkGray),
)));
}
if let Some(notes) = &task.notes {
if !notes.is_empty() {
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
"Notes:",
Style::default().fg(Color::Cyan).add_modifier(Modifier::BOLD),
)));
for note_line in notes.lines() {
lines.push(Line::from(Span::raw(note_line.to_string())));
}
}
}
let paragraph = Paragraph::new(Text::from(lines))
.block(block)
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.wrap(Wrap { trim: false })
.scroll((scroll, 0));
frame.render_widget(paragraph, area);
} else {
let paragraph = Paragraph::new(Text::from(Line::from(Span::styled(
"Select a task to view details",
Style::default().fg(Color::DarkGray),
))))
.block(block)
.alignment(Alignment::Center);
frame.render_widget(paragraph, area);
}
}
pub fn render_status_bar(
frame: &mut Frame,
area: Rect,
status: &NetworkStatus,
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sync_stats: &SyncStats,
) {
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let (status_text, color) = match status {
NetworkStatus::Online => (" ONLINE ", STATUS_ONLINE),
NetworkStatus::Offline => (" OFFLINE ", STATUS_OFFLINE),
NetworkStatus::Syncing => (" SYNCING... ", STATUS_SYNC),
};
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let right_text = match sync_stats.last_sync_time {
Some(time) => {
let time_str = time.format("%H:%M:%S").to_string();
let mut parts: Vec<String> = Vec::new();
if sync_stats.lists_changed > 0 {
parts.push(format!("{} lists", sync_stats.lists_changed));
}
if sync_stats.tasks_changed > 0 {
parts.push(format!("{} tasks", sync_stats.tasks_changed));
}
if parts.is_empty() {
format!(" {} last sync ", time_str)
} else {
format!(" {} last sync: {} ", time_str, parts.join(", "))
}
}
None => String::new(),
};
let full_text = format!("{}{}", status_text, right_text);
let block = Block::default()
.style(Style::default().bg(color).fg(Color::Black));
let paragraph = Paragraph::new(Line::from(Span::styled(
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full_text,
Style::default().fg(Color::Black).add_modifier(Modifier::BOLD),
)))
.block(block)
.alignment(Alignment::Left);
frame.render_widget(paragraph, area);
}
pub fn render_input_popup(
frame: &mut Frame,
area: Rect,
input: &str,
cursor: usize,
) {
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let popup_area = centered_rect(75, 3, area);
frame.render_widget(Clear, popup_area);
let block = Block::default()
.borders(Borders::ALL)
.style(Style::default().bg(POPUP_BG))
.border_style(Style::default().fg(POPUP_BORDER))
.title(" Input ")
.title_alignment(Alignment::Left);
let paragraph = Paragraph::new(Text::from(Line::from(Span::raw(input))))
.block(block);
frame.render_widget(paragraph, popup_area);
frame.set_cursor_position(ratatui::layout::Position::new(
popup_area.x + 1 + cursor as u16,
popup_area.y + 1,
));
}
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pub fn render_edit_task_popup(
frame: &mut Frame,
area: Rect,
title: &str,
title_cursor: usize,
notes: &str,
notes_cursor: usize,
notes_scroll: u16,
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active_field: usize,
) {
let popup_area = centered_rect(75, 14, area);
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frame.render_widget(Clear, popup_area);
let outer_block = Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(POPUP_BORDER))
.title(" Edit Task ");
let inner_area = outer_block.inner(popup_area);
frame.render_widget(Clear, popup_area);
frame.render_widget(outer_block, popup_area);
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let rows = Layout::default()
.direction(Direction::Vertical)
.constraints([
Constraint::Length(3),
Constraint::Length(1),
Constraint::Length(5),
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Constraint::Length(1),
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Constraint::Length(1),
Constraint::Length(1),
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])
.split(inner_area);
// ── Title block ──
let title_style = if active_field == 0 {
Style::default().fg(FOCUS_COLOR)
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} else {
Style::default().fg(Color::DarkGray)
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};
let title_block = Block::default()
.borders(Borders::ALL)
.border_style(title_style)
.title(" Title ")
.title_alignment(Alignment::Left);
let title_para = Paragraph::new(Text::from(Line::from(Span::raw(title))))
.block(title_block);
frame.render_widget(title_para, rows[0]);
// ── Notes block ──
let notes_style = if active_field == 1 {
Style::default().fg(FOCUS_COLOR)
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} else {
Style::default().fg(Color::DarkGray)
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};
let notes_block = Block::default()
.borders(Borders::ALL)
.border_style(notes_style)
.title(" Notes ")
.title_alignment(Alignment::Left);
let notes_lines: Vec<Line> = notes.lines().map(|l| Line::from(Span::raw(l.to_string()))).collect();
let notes_para = Paragraph::new(Text::from(notes_lines))
.block(notes_block)
.wrap(Wrap { trim: false })
.scroll((notes_scroll, 0));
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frame.render_widget(notes_para, rows[2]);
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// ── Date buttons row ──
let today_style = if active_field == 2 {
Style::default().fg(FOCUS_COLOR).add_modifier(Modifier::BOLD)
} else {
Style::default().fg(Color::DarkGray)
};
let tomorrow_style = if active_field == 3 {
Style::default().fg(FOCUS_COLOR).add_modifier(Modifier::BOLD)
} else {
Style::default().fg(Color::DarkGray)
};
let next_week_style = if active_field == 4 {
Style::default().fg(FOCUS_COLOR).add_modifier(Modifier::BOLD)
} else {
Style::default().fg(Color::DarkGray)
};
let buttons = Paragraph::new(Line::from(vec![
Span::styled(" [ Today ] ", today_style),
Span::raw(" "),
Span::styled(" [ Tomorrow ] ", tomorrow_style),
Span::raw(" "),
Span::styled(" [ Next Week ] ", next_week_style),
]))
.alignment(Alignment::Center);
frame.render_widget(buttons, rows[4]);
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// ── Hint row ──
let hint = Paragraph::new(Line::from(Span::styled(
" Tab:switch field Enter:save Esc:cancel ",
Style::default().fg(Color::Gray),
)))
.alignment(Alignment::Center);
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frame.render_widget(hint, rows[5]);
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// ── Cursor ──
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let (cursor_x, cursor_y) = match active_field {
0 => (rows[0].x + 1 + title_cursor as u16, rows[0].y + 1),
1 => (rows[2].x + 1 + notes_cursor as u16, rows[2].y + 1),
_ => return,
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};
frame.set_cursor_position(ratatui::layout::Position::new(cursor_x, cursor_y));
}
pub fn render_date_picker(
frame: &mut Frame,
area: Rect,
date: chrono::NaiveDateTime,
) {
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let popup_area = centered_rect(60, 7, area);
frame.render_widget(Clear, popup_area);
let block = Block::default()
.borders(Borders::ALL)
.style(Style::default().bg(POPUP_BG))
.border_style(Style::default().fg(POPUP_BORDER))
.title(" Date Picker ")
.title_alignment(Alignment::Left);
let date_str = date.format("%Y-%m-%d %H:%M").to_string();
let text = Text::from(vec![
Line::from(Span::raw("Edit date/time:")),
Line::from(""),
Line::from(Span::styled(
format!(" {} ", date_str),
Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD),
)),
Line::from(""),
Line::from(Span::styled(
" Tab:next field Up/Down:change Enter:ok Esc:cancel",
Style::default().fg(Color::DarkGray),
)),
]);
let paragraph = Paragraph::new(text)
.block(block)
.alignment(Alignment::Center);
frame.render_widget(paragraph, popup_area);
}
pub fn render_confirm_popup(frame: &mut Frame, area: Rect) {
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let popup_area = centered_rect(50, 5, area);
frame.render_widget(Clear, popup_area);
let block = Block::default()
.borders(Borders::ALL)
.style(Style::default().bg(POPUP_BG))
.border_style(Style::default().fg(Color::Red))
.title(" Confirm ")
.title_alignment(Alignment::Left);
let text = Text::from(vec![
Line::from(""),
Line::from(Span::styled(
" Delete this item? ",
Style::default().fg(Color::Red).add_modifier(Modifier::BOLD),
)),
Line::from(""),
Line::from(Span::styled(
" Enter:confirm Esc:cancel ",
Style::default().fg(Color::DarkGray),
)),
]);
let paragraph = Paragraph::new(text)
.block(block)
.alignment(Alignment::Center);
frame.render_widget(paragraph, popup_area);
}
pub fn render_bulk_action_popup(frame: &mut Frame, area: Rect, count: usize) {
let popup_area = centered_rect(55, 9, area);
frame.render_widget(Clear, popup_area);
let block = Block::default()
.borders(Borders::ALL)
.style(Style::default().bg(POPUP_BG))
.border_style(Style::default().fg(POPUP_BORDER))
.title(format!(" Bulk Actions ({} selected) ", count))
.title_alignment(Alignment::Left);
let text = Text::from(vec![
Line::from(""),
Line::from(Span::styled(
" 1. Mark as completed",
Style::default().fg(Color::Cyan),
)),
Line::from(Span::styled(
" 2. Set due date to Today",
Style::default().fg(Color::Cyan),
)),
Line::from(Span::styled(
" 3. Move to new list...",
Style::default().fg(Color::Cyan),
)),
Line::from(""),
Line::from(Span::styled(
" Press 1-3 or Esc to cancel",
Style::default().fg(Color::DarkGray),
)),
]);
let paragraph = Paragraph::new(text)
.block(block)
.alignment(Alignment::Left);
frame.render_widget(paragraph, popup_area);
}
pub fn render_device_auth_popup(
frame: &mut Frame,
area: Rect,
url: &str,
_code: &str,
error: Option<&str>,
) {
let popup_area = centered_rect(80, 13, area);
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frame.render_widget(Clear, popup_area);
let border_color = if error.is_some() {
Color::Red
} else if url == "starting..." || !url.is_empty() {
Color::Yellow
} else {
POPUP_BORDER
};
let block = Block::default()
.borders(Borders::ALL)
.style(Style::default().bg(POPUP_BG))
.border_style(Style::default().fg(border_color))
.title(" Google Tasks - Authorization ")
.title_alignment(Alignment::Left);
let mut lines = Vec::new();
if let Some(err) = error {
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" Authorization Error ",
Style::default().fg(Color::Red).add_modifier(Modifier::BOLD),
)));
lines.push(Line::from(""));
let wrapped = textwrap(&err, 50);
for line in wrapped {
lines.push(Line::from(Span::styled(
line,
Style::default().fg(Color::White),
)));
}
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" Press Enter to retry | Esc to cancel ",
Style::default().fg(Color::DarkGray),
)));
} else if url == "starting..." || !url.is_empty() {
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" Authorization in progress... ",
Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD),
)));
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" A browser tab should open automatically. ",
Style::default().fg(Color::White),
)));
lines.push(Line::from(Span::styled(
" If not, check that GOOGLE_CLIENT_ID and ",
Style::default().fg(Color::DarkGray),
)));
lines.push(Line::from(Span::styled(
" GOOGLE_CLIENT_SECRET are set correctly. ",
Style::default().fg(Color::DarkGray),
)));
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" (Esc to cancel) ",
Style::default().fg(Color::DarkGray),
)));
} else {
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" Google Tasks Authorization ",
Style::default().fg(Color::White).add_modifier(Modifier::BOLD),
)));
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" This app needs access to your Google Tasks. ",
Style::default().fg(Color::White),
)));
lines.push(Line::from(""));
lines.push(Line::from(Span::styled(
" Press Enter to start ",
Style::default().fg(Color::Cyan),
)));
lines.push(Line::from(Span::styled(
" Press Esc to skip ",
Style::default().fg(Color::DarkGray),
)));
}
let paragraph = Paragraph::new(Text::from(lines))
.block(block)
.alignment(Alignment::Left);
frame.render_widget(paragraph, popup_area);
}
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pub fn render_calendar_panel(
frame: &mut Frame,
area: Rect,
events: &[CalendarEvent],
focused: bool,
scrolls: &[u16; 4],
active_week: usize,
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) {
if area.width < 20 || area.height < 3 {
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return;
}
let today = chrono::Local::now().naive_local().date();
let weekday = today.weekday().num_days_from_monday();
let this_monday = today - chrono::Duration::days(weekday as i64);
let cols = Layout::default()
.direction(Direction::Horizontal)
.constraints([Constraint::Ratio(1, 4); 4])
.split(area);
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let has_events = events.iter().any(|e| {
e.start.map_or(false, |s| {
let d = s.date();
d >= this_monday && d < this_monday + chrono::Duration::days(28)
})
});
for week_idx in 0..4 {
let week_start = this_monday + chrono::Duration::weeks(week_idx as i64);
let week_title = format!(" W/C {} ", week_start.format("%d/%m"));
let col_area = cols[week_idx];
let border = if focused && week_idx == active_week { FOCUS_COLOR } else { Color::DarkGray };
let block = Block::default()
.borders(Borders::ALL)
.border_style(Style::default().fg(border))
.title(week_title)
.title_alignment(Alignment::Left);
if !has_events {
let msg = if week_idx == 0 {
" No upcoming events "
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} else {
""
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};
let paragraph = Paragraph::new(Text::from(Line::from(Span::styled(
msg,
Style::default().fg(Color::DarkGray),
))))
.block(block);
frame.render_widget(paragraph, col_area);
continue;
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}
let mut lines: Vec<Line> = Vec::new();
for day_offset in 0..7 {
let day = week_start + chrono::Duration::days(day_offset);
let day_style = if day == today {
Style::default().fg(Color::Yellow).add_modifier(Modifier::BOLD)
} else if matches!(day.weekday(), chrono::Weekday::Sat | chrono::Weekday::Sun) {
Style::default().fg(Color::Magenta).add_modifier(Modifier::BOLD)
} else {
Style::default().fg(Color::Cyan).add_modifier(Modifier::BOLD)
};
let day_label = format!(
" {} {}",
match day.weekday() {
chrono::Weekday::Mon => "Mon",
chrono::Weekday::Tue => "Tue",
chrono::Weekday::Wed => "Wed",
chrono::Weekday::Thu => "Thu",
chrono::Weekday::Fri => "Fri",
chrono::Weekday::Sat => "Sat",
chrono::Weekday::Sun => "Sun",
},
day.format("%d/%m")
);
lines.push(Line::from(Span::styled(day_label, day_style)));
for event in events.iter().filter(|e| e.start.map_or(false, |s| s.date() == day)) {
let time_str = event.start.map(|s| s.format("%H:%M").to_string()).unwrap_or_default();
let line_text = format!(" {} {}", time_str, event.summary);
lines.push(Line::from(Span::styled(
line_text,
Style::default().fg(DETAIL_COLOR),
)));
}
}
let paragraph = Paragraph::new(Text::from(lines))
.block(block)
.scroll((scrolls[week_idx], 0));
frame.render_widget(paragraph, col_area);
}
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}
/// Simple word wrap: splits text at word boundaries to fit max_width chars per line
fn textwrap(text: &str, max_width: usize) -> Vec<String> {
let mut result = Vec::new();
let mut current = String::new();
for word in text.split_whitespace() {
if current.len() + word.len() + 1 > max_width && !current.is_empty() {
result.push(current.clone());
current.clear();
}
if !current.is_empty() {
current.push(' ');
}
current.push_str(word);
}
if !current.is_empty() {
result.push(current);
}
result
}
fn centered_rect(percent_x: u16, percent_y: u16, area: Rect) -> Rect {
let popup_layout = ratatui::layout::Layout::default()
.direction(ratatui::layout::Direction::Vertical)
.constraints([
ratatui::layout::Constraint::Length((area.height.saturating_sub(percent_y)) / 2),
ratatui::layout::Constraint::Length(percent_y),
ratatui::layout::Constraint::Min(0),
])
.split(area);
ratatui::layout::Layout::default()
.direction(ratatui::layout::Direction::Horizontal)
.constraints([
ratatui::layout::Constraint::Length((area.width.saturating_sub(percent_x)) / 2),
ratatui::layout::Constraint::Length(percent_x),
ratatui::layout::Constraint::Min(0),
])
.split(popup_layout[1])[1]
}