fix: add complexity score to tm list and tm show (#1270)

packages/tm-core/src/reports/complexity-report-manager.ts

@@ -0,0 +1,185 @@
+/**
+ * @fileoverview ComplexityReportManager - Handles loading and managing complexity analysis reports
+ * Follows the same pattern as ConfigManager and AuthManager
+ */
+
+import { promises as fs } from 'fs';
+import path from 'path';
+import type {
+	ComplexityReport,
+	ComplexityAnalysis,
+	TaskComplexityData
+} from './types.js';
+import { getLogger } from '../logger/index.js';
+
+const logger = getLogger('ComplexityReportManager');
+
+/**
+ * Manages complexity analysis reports
+ * Handles loading, caching, and providing complexity data for tasks
+ */
+export class ComplexityReportManager {
+	private projectRoot: string;
+	private reportCache: Map<string, ComplexityReport> = new Map();
+
+	constructor(projectRoot: string) {
+		this.projectRoot = projectRoot;
+	}
+
+	/**
+	 * Get the path to the complexity report file for a given tag
+	 */
+	private getReportPath(tag?: string): string {
+		const reportsDir = path.join(this.projectRoot, '.taskmaster', 'reports');
+		const tagSuffix = tag && tag !== 'master' ? `_${tag}` : '';
+		return path.join(reportsDir, `task-complexity-report${tagSuffix}.json`);
+	}
+
+	/**
+	 * Load complexity report for a given tag
+	 * Results are cached to avoid repeated file reads
+	 */
+	async loadReport(tag?: string): Promise<ComplexityReport | null> {
+		const resolvedTag = tag || 'master';
+		const cacheKey = resolvedTag;
+
+		// Check cache first
+		if (this.reportCache.has(cacheKey)) {
+			return this.reportCache.get(cacheKey)!;
+		}
+
+		const reportPath = this.getReportPath(tag);
+
+		try {
+			// Check if file exists
+			await fs.access(reportPath);
+
+			// Read and parse the report
+			const content = await fs.readFile(reportPath, 'utf-8');
+			const report = JSON.parse(content) as ComplexityReport;
+
+			// Validate basic structure
+			if (!report.meta || !Array.isArray(report.complexityAnalysis)) {
+				logger.warn(
+					`Invalid complexity report structure at ${reportPath}, ignoring`
+				);
+				return null;
+			}
+
+			// Cache the report
+			this.reportCache.set(cacheKey, report);
+
+			logger.debug(
+				`Loaded complexity report for tag '${resolvedTag}' with ${report.complexityAnalysis.length} analyses`
+			);
+
+			return report;
+		} catch (error: any) {
+			if (error.code === 'ENOENT') {
+				// File doesn't exist - this is normal, not all projects have complexity reports
+				logger.debug(`No complexity report found for tag '${resolvedTag}'`);
+				return null;
+			}
+
+			// Other errors (parsing, permissions, etc.)
+			logger.warn(
+				`Failed to load complexity report for tag '${resolvedTag}': ${error.message}`
+			);
+			return null;
+		}
+	}
+
+	/**
+	 * Get complexity data for a specific task ID
+	 */
+	async getComplexityForTask(
+		taskId: string | number,
+		tag?: string
+	): Promise<TaskComplexityData | null> {
+		const report = await this.loadReport(tag);
+		if (!report) {
+			return null;
+		}
+
+		// Find the analysis for this task
+		const analysis = report.complexityAnalysis.find(
+			(a) => String(a.taskId) === String(taskId)
+		);
+
+		if (!analysis) {
+			return null;
+		}
+
+		// Convert to TaskComplexityData format
+		return {
+			complexityScore: analysis.complexityScore,
+			recommendedSubtasks: analysis.recommendedSubtasks,
+			expansionPrompt: analysis.expansionPrompt,
+			complexityReasoning: analysis.complexityReasoning
+		};
+	}
+
+	/**
+	 * Get complexity data for multiple tasks at once
+	 * More efficient than calling getComplexityForTask multiple times
+	 */
+	async getComplexityForTasks(
+		taskIds: (string | number)[],
+		tag?: string
+	): Promise<Map<string, TaskComplexityData>> {
+		const result = new Map<string, TaskComplexityData>();
+		const report = await this.loadReport(tag);
+
+		if (!report) {
+			return result;
+		}
+
+		// Create a map for fast lookups
+		const analysisMap = new Map<string, ComplexityAnalysis>();
+		report.complexityAnalysis.forEach((analysis) => {
+			analysisMap.set(String(analysis.taskId), analysis);
+		});
+
+		// Map each task ID to its complexity data
+		taskIds.forEach((taskId) => {
+			const analysis = analysisMap.get(String(taskId));
+			if (analysis) {
+				result.set(String(taskId), {
+					complexityScore: analysis.complexityScore,
+					recommendedSubtasks: analysis.recommendedSubtasks,
+					expansionPrompt: analysis.expansionPrompt,
+					complexityReasoning: analysis.complexityReasoning
+				});
+			}
+		});
+
+		return result;
+	}
+
+	/**
+	 * Clear the report cache
+	 * @param tag - Specific tag to clear, or undefined to clear all cached reports
+	 * Useful when reports are regenerated or modified externally
+	 */
+	clearCache(tag?: string): void {
+		if (tag) {
+			this.reportCache.delete(tag);
+		} else {
+			// Clear all cached reports
+			this.reportCache.clear();
+		}
+	}
+
+	/**
+	 * Check if a complexity report exists for a tag
+	 */
+	async hasReport(tag?: string): Promise<boolean> {
+		const reportPath = this.getReportPath(tag);
+		try {
+			await fs.access(reportPath);
+			return true;
+		} catch {
+			return false;
+		}
+	}
+}

packages/tm-core/src/reports/index.ts

@@ -0,0 +1,11 @@
+/**
+ * @fileoverview Reports module exports
+ */
+
+export { ComplexityReportManager } from './complexity-report-manager.js';
+export type {
+	ComplexityReport,
+	ComplexityReportMetadata,
+	ComplexityAnalysis,
+	TaskComplexityData
+} from './types.js';

packages/tm-core/src/reports/types.ts

@@ -0,0 +1,65 @@
+/**
+ * @fileoverview Type definitions for complexity analysis reports
+ */
+
+/**
+ * Analysis result for a single task
+ */
+export interface ComplexityAnalysis {
+	/** Task ID being analyzed */
+	taskId: string | number;
+	/** Task title */
+	taskTitle: string;
+	/** Complexity score (1-10 scale) */
+	complexityScore: number;
+	/** Recommended number of subtasks */
+	recommendedSubtasks: number;
+	/** AI-generated prompt for task expansion */
+	expansionPrompt: string;
+	/** Reasoning behind the complexity assessment */
+	complexityReasoning: string;
+}
+
+/**
+ * Metadata about the complexity report
+ */
+export interface ComplexityReportMetadata {
+	/** When the report was generated */
+	generatedAt: string;
+	/** Number of tasks analyzed in this run */
+	tasksAnalyzed: number;
+	/** Total number of tasks in the file */
+	totalTasks?: number;
+	/** Total analyses in the report (across all runs) */
+	analysisCount?: number;
+	/** Complexity threshold score used */
+	thresholdScore: number;
+	/** Project name */
+	projectName?: string;
+	/** Whether research mode was used */
+	usedResearch: boolean;
+}
+
+/**
+ * Complete complexity analysis report
+ */
+export interface ComplexityReport {
+	/** Report metadata */
+	meta: ComplexityReportMetadata;
+	/** Array of complexity analyses */
+	complexityAnalysis: ComplexityAnalysis[];
+}
+
+/**
+ * Complexity data to be attached to a Task
+ */
+export interface TaskComplexityData {
+	/** Complexity score (1-10 scale) */
+	complexityScore?: number;
+	/** Recommended number of subtasks */
+	recommendedSubtasks?: number;
+	/** AI-generated expansion prompt */
+	expansionPrompt?: string;
+	/** Reasoning behind the assessment */
+	complexityReasoning?: string;
+}