Files
claude-task-master/apps/cli/src/ui/components/dashboard.component.ts
2025-10-03 18:47:05 +02:00

569 lines
15 KiB
TypeScript

/**
* @fileoverview Dashboard components for Task Master CLI
* Displays project statistics and dependency information
*/
import chalk from 'chalk';
import boxen from 'boxen';
import type { Task, TaskPriority } from '@tm/core/types';
import { getComplexityWithColor } from '../../utils/ui.js';
/**
* Statistics for task collection
*/
export interface TaskStatistics {
total: number;
done: number;
inProgress: number;
pending: number;
blocked: number;
deferred: number;
cancelled: number;
review?: number;
completionPercentage: number;
}
/**
* Statistics for dependencies
*/
export interface DependencyStatistics {
tasksWithNoDeps: number;
tasksReadyToWork: number;
tasksBlockedByDeps: number;
mostDependedOnTaskId?: number;
mostDependedOnCount?: number;
avgDependenciesPerTask: number;
}
/**
* Next task information
*/
export interface NextTaskInfo {
id: string | number;
title: string;
priority?: TaskPriority;
dependencies?: (string | number)[];
complexity?: number | string;
}
/**
* Status breakdown for progress bars
*/
export interface StatusBreakdown {
'in-progress'?: number;
pending?: number;
blocked?: number;
deferred?: number;
cancelled?: number;
review?: number;
}
/**
* Create a progress bar with color-coded status segments
*/
function createProgressBar(
completionPercentage: number,
width: number = 30,
statusBreakdown?: StatusBreakdown
): string {
// If no breakdown provided, use simple green bar
if (!statusBreakdown) {
const filled = Math.round((completionPercentage / 100) * width);
const empty = width - filled;
return chalk.green('█').repeat(filled) + chalk.gray('░').repeat(empty);
}
// Build the bar with different colored sections
// Order matches the status display: Done, Cancelled, Deferred, In Progress, Review, Pending, Blocked
let bar = '';
let charsUsed = 0;
// 1. Green filled blocks for completed tasks (done)
const completedChars = Math.round((completionPercentage / 100) * width);
if (completedChars > 0) {
bar += chalk.green('█').repeat(completedChars);
charsUsed += completedChars;
}
// 2. Gray filled blocks for cancelled (won't be done)
if (statusBreakdown.cancelled && charsUsed < width) {
const cancelledChars = Math.round(
(statusBreakdown.cancelled / 100) * width
);
const actualChars = Math.min(cancelledChars, width - charsUsed);
if (actualChars > 0) {
bar += chalk.gray('█').repeat(actualChars);
charsUsed += actualChars;
}
}
// 3. Gray filled blocks for deferred (won't be done now)
if (statusBreakdown.deferred && charsUsed < width) {
const deferredChars = Math.round((statusBreakdown.deferred / 100) * width);
const actualChars = Math.min(deferredChars, width - charsUsed);
if (actualChars > 0) {
bar += chalk.gray('█').repeat(actualChars);
charsUsed += actualChars;
}
}
// 4. Blue filled blocks for in-progress (actively working)
if (statusBreakdown['in-progress'] && charsUsed < width) {
const inProgressChars = Math.round(
(statusBreakdown['in-progress'] / 100) * width
);
const actualChars = Math.min(inProgressChars, width - charsUsed);
if (actualChars > 0) {
bar += chalk.blue('█').repeat(actualChars);
charsUsed += actualChars;
}
}
// 5. Magenta empty blocks for review (almost done)
if (statusBreakdown.review && charsUsed < width) {
const reviewChars = Math.round((statusBreakdown.review / 100) * width);
const actualChars = Math.min(reviewChars, width - charsUsed);
if (actualChars > 0) {
bar += chalk.magenta('░').repeat(actualChars);
charsUsed += actualChars;
}
}
// 6. Yellow empty blocks for pending (ready to start)
if (statusBreakdown.pending && charsUsed < width) {
const pendingChars = Math.round((statusBreakdown.pending / 100) * width);
const actualChars = Math.min(pendingChars, width - charsUsed);
if (actualChars > 0) {
bar += chalk.yellow('░').repeat(actualChars);
charsUsed += actualChars;
}
}
// 7. Red empty blocks for blocked (can't start yet)
if (statusBreakdown.blocked && charsUsed < width) {
const blockedChars = Math.round((statusBreakdown.blocked / 100) * width);
const actualChars = Math.min(blockedChars, width - charsUsed);
if (actualChars > 0) {
bar += chalk.red('░').repeat(actualChars);
charsUsed += actualChars;
}
}
// Fill any remaining space with gray empty yellow blocks
if (charsUsed < width) {
bar += chalk.yellow('░').repeat(width - charsUsed);
}
return bar;
}
/**
* Calculate task statistics from a list of tasks
*/
export function calculateTaskStatistics(tasks: Task[]): TaskStatistics {
const stats: TaskStatistics = {
total: tasks.length,
done: 0,
inProgress: 0,
pending: 0,
blocked: 0,
deferred: 0,
cancelled: 0,
review: 0,
completionPercentage: 0
};
tasks.forEach((task) => {
switch (task.status) {
case 'done':
stats.done++;
break;
case 'in-progress':
stats.inProgress++;
break;
case 'pending':
stats.pending++;
break;
case 'blocked':
stats.blocked++;
break;
case 'deferred':
stats.deferred++;
break;
case 'cancelled':
stats.cancelled++;
break;
case 'review':
stats.review = (stats.review || 0) + 1;
break;
}
});
stats.completionPercentage =
stats.total > 0 ? Math.round((stats.done / stats.total) * 100) : 0;
return stats;
}
/**
* Calculate subtask statistics from tasks
*/
export function calculateSubtaskStatistics(tasks: Task[]): TaskStatistics {
const stats: TaskStatistics = {
total: 0,
done: 0,
inProgress: 0,
pending: 0,
blocked: 0,
deferred: 0,
cancelled: 0,
review: 0,
completionPercentage: 0
};
tasks.forEach((task) => {
if (task.subtasks && task.subtasks.length > 0) {
task.subtasks.forEach((subtask) => {
stats.total++;
switch (subtask.status) {
case 'done':
stats.done++;
break;
case 'in-progress':
stats.inProgress++;
break;
case 'pending':
stats.pending++;
break;
case 'blocked':
stats.blocked++;
break;
case 'deferred':
stats.deferred++;
break;
case 'cancelled':
stats.cancelled++;
break;
case 'review':
stats.review = (stats.review || 0) + 1;
break;
}
});
}
});
stats.completionPercentage =
stats.total > 0 ? Math.round((stats.done / stats.total) * 100) : 0;
return stats;
}
/**
* Calculate dependency statistics
*/
export function calculateDependencyStatistics(
tasks: Task[]
): DependencyStatistics {
const completedTaskIds = new Set(
tasks.filter((t) => t.status === 'done').map((t) => t.id)
);
const tasksWithNoDeps = tasks.filter(
(t) =>
t.status !== 'done' && (!t.dependencies || t.dependencies.length === 0)
).length;
const tasksWithAllDepsSatisfied = tasks.filter(
(t) =>
t.status !== 'done' &&
t.dependencies &&
t.dependencies.length > 0 &&
t.dependencies.every((depId) => completedTaskIds.has(depId))
).length;
const tasksBlockedByDeps = tasks.filter(
(t) =>
t.status !== 'done' &&
t.dependencies &&
t.dependencies.length > 0 &&
!t.dependencies.every((depId) => completedTaskIds.has(depId))
).length;
// Calculate most depended-on task
const dependencyCount: Record<string, number> = {};
tasks.forEach((task) => {
if (task.dependencies && task.dependencies.length > 0) {
task.dependencies.forEach((depId) => {
const key = String(depId);
dependencyCount[key] = (dependencyCount[key] || 0) + 1;
});
}
});
let mostDependedOnTaskId: number | undefined;
let mostDependedOnCount = 0;
for (const [taskId, count] of Object.entries(dependencyCount)) {
if (count > mostDependedOnCount) {
mostDependedOnCount = count;
mostDependedOnTaskId = parseInt(taskId);
}
}
// Calculate average dependencies
const totalDependencies = tasks.reduce(
(sum, task) => sum + (task.dependencies ? task.dependencies.length : 0),
0
);
const avgDependenciesPerTask =
tasks.length > 0 ? totalDependencies / tasks.length : 0;
return {
tasksWithNoDeps,
tasksReadyToWork: tasksWithNoDeps + tasksWithAllDepsSatisfied,
tasksBlockedByDeps,
mostDependedOnTaskId,
mostDependedOnCount,
avgDependenciesPerTask
};
}
/**
* Get priority counts
*/
export function getPriorityBreakdown(
tasks: Task[]
): Record<TaskPriority, number> {
const breakdown: Record<TaskPriority, number> = {
critical: 0,
high: 0,
medium: 0,
low: 0
};
tasks.forEach((task) => {
const priority = task.priority || 'medium';
breakdown[priority]++;
});
return breakdown;
}
/**
* Calculate status breakdown as percentages
*/
function calculateStatusBreakdown(stats: TaskStatistics): StatusBreakdown {
if (stats.total === 0) return {};
return {
'in-progress': (stats.inProgress / stats.total) * 100,
pending: (stats.pending / stats.total) * 100,
blocked: (stats.blocked / stats.total) * 100,
deferred: (stats.deferred / stats.total) * 100,
cancelled: (stats.cancelled / stats.total) * 100,
review: ((stats.review || 0) / stats.total) * 100
};
}
/**
* Format status counts in the correct order with colors
* @param stats - The statistics object containing counts
* @param isSubtask - Whether this is for subtasks (affects "Done" vs "Completed" label)
*/
function formatStatusLine(
stats: TaskStatistics,
isSubtask: boolean = false
): string {
const parts: string[] = [];
// Order: Done, Cancelled, Deferred, In Progress, Review, Pending, Blocked
if (isSubtask) {
parts.push(`Completed: ${chalk.green(`${stats.done}/${stats.total}`)}`);
} else {
parts.push(`Done: ${chalk.green(stats.done)}`);
}
parts.push(`Cancelled: ${chalk.gray(stats.cancelled)}`);
parts.push(`Deferred: ${chalk.gray(stats.deferred)}`);
// Add line break for second row
const firstLine = parts.join(' ');
parts.length = 0;
parts.push(`In Progress: ${chalk.blue(stats.inProgress)}`);
parts.push(`Review: ${chalk.magenta(stats.review || 0)}`);
parts.push(`Pending: ${chalk.yellow(stats.pending)}`);
parts.push(`Blocked: ${chalk.red(stats.blocked)}`);
const secondLine = parts.join(' ');
return firstLine + '\n' + secondLine;
}
/**
* Display the project dashboard box
*/
export function displayProjectDashboard(
taskStats: TaskStatistics,
subtaskStats: TaskStatistics,
priorityBreakdown: Record<TaskPriority, number>
): string {
// Calculate status breakdowns using the helper function
const taskStatusBreakdown = calculateStatusBreakdown(taskStats);
const subtaskStatusBreakdown = calculateStatusBreakdown(subtaskStats);
// Create progress bars with the breakdowns
const taskProgressBar = createProgressBar(
taskStats.completionPercentage,
30,
taskStatusBreakdown
);
const subtaskProgressBar = createProgressBar(
subtaskStats.completionPercentage,
30,
subtaskStatusBreakdown
);
const taskPercentage = `${taskStats.completionPercentage}% ${taskStats.done}/${taskStats.total}`;
const subtaskPercentage = `${subtaskStats.completionPercentage}% ${subtaskStats.done}/${subtaskStats.total}`;
const content =
chalk.white.bold('Project Dashboard') +
'\n' +
`Tasks Progress: ${taskProgressBar} ${chalk.yellow(taskPercentage)}\n` +
formatStatusLine(taskStats, false) +
'\n\n' +
`Subtasks Progress: ${subtaskProgressBar} ${chalk.cyan(subtaskPercentage)}\n` +
formatStatusLine(subtaskStats, true) +
'\n\n' +
chalk.cyan.bold('Priority Breakdown:') +
'\n' +
`${chalk.red('•')} ${chalk.white('High priority:')} ${priorityBreakdown.high}\n` +
`${chalk.yellow('•')} ${chalk.white('Medium priority:')} ${priorityBreakdown.medium}\n` +
`${chalk.green('•')} ${chalk.white('Low priority:')} ${priorityBreakdown.low}`;
return content;
}
/**
* Display the dependency dashboard box
*/
export function displayDependencyDashboard(
depStats: DependencyStatistics,
nextTask?: NextTaskInfo
): string {
const content =
chalk.white.bold('Dependency Status & Next Task') +
'\n' +
chalk.cyan.bold('Dependency Metrics:') +
'\n' +
`${chalk.green('•')} ${chalk.white('Tasks with no dependencies:')} ${depStats.tasksWithNoDeps}\n` +
`${chalk.green('•')} ${chalk.white('Tasks ready to work on:')} ${depStats.tasksReadyToWork}\n` +
`${chalk.yellow('•')} ${chalk.white('Tasks blocked by dependencies:')} ${depStats.tasksBlockedByDeps}\n` +
`${chalk.magenta('•')} ${chalk.white('Most depended-on task:')} ${
depStats.mostDependedOnTaskId
? chalk.cyan(
`#${depStats.mostDependedOnTaskId} (${depStats.mostDependedOnCount} dependents)`
)
: chalk.gray('None')
}\n` +
`${chalk.blue('•')} ${chalk.white('Avg dependencies per task:')} ${depStats.avgDependenciesPerTask.toFixed(1)}\n\n` +
chalk.cyan.bold('Next Task to Work On:') +
'\n' +
`ID: ${nextTask ? chalk.cyan(String(nextTask.id)) : chalk.gray('N/A')} - ${
nextTask
? chalk.white.bold(nextTask.title)
: chalk.yellow('No task available')
}\n` +
`Priority: ${nextTask?.priority || chalk.gray('N/A')} Dependencies: ${
nextTask?.dependencies?.length
? chalk.cyan(nextTask.dependencies.join(', '))
: chalk.gray('None')
}\n` +
`Complexity: ${nextTask?.complexity !== undefined ? getComplexityWithColor(nextTask.complexity) : chalk.gray('N/A')}`;
return content;
}
/**
* Display dashboard boxes side by side or stacked
*/
export function displayDashboards(
taskStats: TaskStatistics,
subtaskStats: TaskStatistics,
priorityBreakdown: Record<TaskPriority, number>,
depStats: DependencyStatistics,
nextTask?: NextTaskInfo
): void {
const projectDashboardContent = displayProjectDashboard(
taskStats,
subtaskStats,
priorityBreakdown
);
const dependencyDashboardContent = displayDependencyDashboard(
depStats,
nextTask
);
// Get terminal width
const terminalWidth = process.stdout.columns || 80;
const minDashboardWidth = 50;
const minDependencyWidth = 50;
const totalMinWidth = minDashboardWidth + minDependencyWidth + 4;
// If terminal is wide enough, show side by side
if (terminalWidth >= totalMinWidth) {
const halfWidth = Math.floor(terminalWidth / 2);
const boxContentWidth = halfWidth - 4;
const dashboardBox = boxen(projectDashboardContent, {
padding: 1,
borderColor: 'blue',
borderStyle: 'round',
width: boxContentWidth,
dimBorder: false
});
const dependencyBox = boxen(dependencyDashboardContent, {
padding: 1,
borderColor: 'magenta',
borderStyle: 'round',
width: boxContentWidth,
dimBorder: false
});
// Create side-by-side layout
const dashboardLines = dashboardBox.split('\n');
const dependencyLines = dependencyBox.split('\n');
const maxHeight = Math.max(dashboardLines.length, dependencyLines.length);
const combinedLines = [];
for (let i = 0; i < maxHeight; i++) {
const dashLine = i < dashboardLines.length ? dashboardLines[i] : '';
const depLine = i < dependencyLines.length ? dependencyLines[i] : '';
const paddedDashLine = dashLine.padEnd(halfWidth, ' ');
combinedLines.push(paddedDashLine + depLine);
}
console.log(combinedLines.join('\n'));
} else {
// Show stacked vertically
const dashboardBox = boxen(projectDashboardContent, {
padding: 1,
borderColor: 'blue',
borderStyle: 'round',
margin: { top: 0, bottom: 1 }
});
const dependencyBox = boxen(dependencyDashboardContent, {
padding: 1,
borderColor: 'magenta',
borderStyle: 'round',
margin: { top: 0, bottom: 1 }
});
console.log(dashboardBox);
console.log(dependencyBox);
}
}