feat(services): add handoff service and refactor CLI

src/cli/commands/handoff.ts

@@ -1,10 +1,6 @@
 import { input, select } from '@inquirer/prompts';
-import { join } from 'path';
-import { getEntityDir } from '../../core/paths.js';
-import { getNextId } from '../../core/counter.js';
-import { readEntity, writeEntity } from '../../core/files.js';
-import { HandoffSchema, type Handoff } from '../../core/schema.js';
-import { Index } from '../../core/index.js';
+import { createHandoff, listHandoffs, getHandoff } from '../../core/services/handoffService.js';
+import type { Handoff } from '../../core/schema.js';
 
 const roles = ['architect', 'implementer', 'reviewer', 'tester'];
 
@@ -15,9 +11,7 @@ export async function handoffCreate(cwd: string, options: Partial<Handoff> = {})
   const summary = options.summary ?? await input({ message: 'Summary:' });
   const context = options.context ?? await input({ message: 'Context:' });
 
-  const now = new Date().toISOString();
-  const handoff: Handoff = HandoffSchema.parse({
-    id: getNextId(cwd, 'handoff'),
+  const handoff = createHandoff(cwd, {
     fromRole,
     toRole,
     fromAgent: options.fromAgent,
@@ -25,46 +19,25 @@ export async function handoffCreate(cwd: string, options: Partial<Handoff> = {})
     taskId: taskId || undefined,
     summary,
     context,
-    createdAt: now,
   });
 
-  const filePath = join(getEntityDir(cwd, 'handoffs'), `${handoff.id}.md`);
-  writeEntity(filePath, handoff, `# ${handoff.summary}\n\n${handoff.context}`);
-
-  const index = new Index(cwd);
-  index.upsert({
-    id: handoff.id,
-    type: 'handoff',
-    title: handoff.summary,
-    content: handoff.context,
-    filePath,
-    createdAt: handoff.createdAt,
-    updatedAt: handoff.createdAt,
-  });
-  index.close();
-
   console.log(`Handoff created: ${handoff.id}`);
 }
 
 export function handoffRead(cwd: string, id: string): void {
-  const filePath = join(getEntityDir(cwd, 'handoffs'), `${id}.md`);
-  const { frontmatter, body } = readEntity(filePath);
-  console.log(`# ${frontmatter.summary}`);
-  console.log(`From: ${frontmatter.fromRole} → ${frontmatter.toRole}`);
-  if (frontmatter.taskId) console.log(`Task: ${frontmatter.taskId}`);
+  const { handoff, body } = getHandoff(cwd, id);
+  console.log(`# ${handoff.summary}`);
+  console.log(`From: ${handoff.fromRole} → ${handoff.toRole}`);
+  if (handoff.taskId) console.log(`Task: ${handoff.taskId}`);
   console.log('\n' + body);
 }
 
 export function handoffList(cwd: string): void {
-  const index = new Index(cwd);
-  const handoffs = index.list('handoff');
-  index.close();
-
+  const handoffs = listHandoffs(cwd);
   if (handoffs.length === 0) {
     console.log('No handoffs found.');
     return;
   }
-
   for (const h of handoffs) {
     console.log(`${h.id}: ${h.title}`);
   }

src/core/services/handoffService.ts

@@ -0,0 +1,54 @@
+import { join } from 'path';
+import { getEntityDir } from '../paths.js';
+import { getNextId } from '../counter.js';
+import { readEntity, writeEntity } from '../files.js';
+import { HandoffSchema, type Handoff } from '../schema.js';
+import { Index } from '../index.js';
+
+export function createHandoff(cwd: string, options: Partial<Handoff> = {}): Handoff {
+  const now = new Date().toISOString();
+  const handoff: Handoff = HandoffSchema.parse({
+    id: getNextId(cwd, 'handoff'),
+    fromRole: options.fromRole ?? 'user',
+    toRole: options.toRole ?? 'user',
+    fromAgent: options.fromAgent,
+    toAgent: options.toAgent,
+    taskId: options.taskId,
+    summary: options.summary ?? 'Handoff',
+    context: options.context ?? '',
+    decisions: options.decisions ?? [],
+    openQuestions: options.openQuestions ?? [],
+    nextSteps: options.nextSteps ?? [],
+    createdAt: now,
+  });
+
+  const filePath = join(getEntityDir(cwd, 'handoffs'), `${handoff.id}.md`);
+  writeEntity(filePath, handoff, `# ${handoff.summary}\n\n${handoff.context}`);
+
+  const index = new Index(cwd);
+  index.upsert({
+    id: handoff.id,
+    type: 'handoff',
+    title: handoff.summary,
+    content: handoff.context,
+    filePath,
+    createdAt: handoff.createdAt,
+    updatedAt: handoff.createdAt,
+  });
+  index.close();
+
+  return handoff;
+}
+
+export function listHandoffs(cwd: string): ReturnType<Index['list']> {
+  const index = new Index(cwd);
+  const handoffs = index.list('handoff');
+  index.close();
+  return handoffs;
+}
+
+export function getHandoff(cwd: string, id: string): { handoff: Handoff; body: string; filePath: string } {
+  const filePath = join(getEntityDir(cwd, 'handoffs'), `${id}.md`);
+  const { frontmatter, body } = readEntity(filePath);
+  return { handoff: HandoffSchema.parse(frontmatter), body, filePath };
+}

tests/handoffService.test.ts

@@ -0,0 +1,19 @@
+import { describe, it, expect, beforeEach, afterEach } from 'vitest';
+import { mkdtempSync, rmSync } from 'fs';
+import { tmpdir } from 'os';
+import { join } from 'path';
+import { createHandoff, listHandoffs, getHandoff } from '../src/core/services/handoffService.js';
+
+describe('handoffService', () => {
+  let cwd: string;
+
+  beforeEach(() => { cwd = mkdtempSync(join(tmpdir(), 'ah-hof-')); });
+  afterEach(() => { rmSync(cwd, { recursive: true, force: true }); });
+
+  it('creates and reads a handoff', () => {
+    const h = createHandoff(cwd, { fromRole: 'architect', toRole: 'implementer', summary: 's', context: 'c' });
+    expect(h.id).toBe('HOF-0001');
+    expect(getHandoff(cwd, h.id).handoff.summary).toBe('s');
+    expect(listHandoffs(cwd)).toHaveLength(1);
+  });
+});