✨ feat(vscode): 问 AI 输入框能粘贴、拖进图片随问题发给 Claude Code，缩略图能点开看大图，图片存进 .spx/code-qa 跟着问答删

vscode/src/codeReader/qa/qaMap.test.ts

@@ -1,9 +1,11 @@
 import type { QaEntry, QaMap } from './qaMap'
+import { Buffer } from 'node:buffer'
 import { promises as fsp } from 'node:fs'
 import * as os from 'node:os'
 import * as path from 'node:path'
 import { afterEach, beforeEach, describe, expect, it } from 'vitest'
-import { dropEntries, moveEntries, readPathMap, writePathMap } from '../pathMap'
+import { detachedFiles, dropEntries, moveEntries, readPathMap, removeFiles, writePathMap } from '../pathMap'
+import { writeQaImages } from './qaImages'
 import { latestSession, QA_FILE, withEntry, withoutEntry } from './qaMap'
 
 function entry(id: string, createdAt: string, question = `问 ${id}`): QaEntry {
@@ -143,3 +145,55 @@ describe('读写 .spx/code-qa.json', () => {
     expect(await fsp.readFile(qaFile(), 'utf8')).toBe('{}\n')
   })
 })
+
+describe('问题带的图片', () => {
+  const imageFile = (name: string): string => path.join(root, '.spx', 'code-qa', name)
+  const exists = (file: string): Promise<boolean> => fsp.access(file).then(() => true, () => false)
+  const png = (id: string): { mediaType: string, base64: string } => ({ mediaType: 'image/png', base64: Buffer.from(id).toString('base64') })
+
+  /** 同 FolderStore.update：读盘上的一份改好写回，再删掉不再有条目带着的文件 */
+  async function update(change: (map: QaMap) => QaMap): Promise<void> {
+    const before = await readPathMap(root, QA_FILE)
+    const after = change(before)
+    await writePathMap(root, QA_FILE, after)
+    await removeFiles(root, detachedFiles(QA_FILE, before, after))
+  }
+
+  it('记在这条上（.spx/code-qa/ 里的文件名）、读得回来；认不出的名字（跑到别处的路径、不是字符串）跳过，一张都不剩就没有这一项', async () => {
+    const withImages: QaEntry = { ...entry('p', '2026-09-26T10:00:00.000Z'), images: ['p-1.png', 'p-2.webp'] }
+    await writePathMap(root, QA_FILE, withEntry({}, 'a.py', IF, withImages))
+    expect(await fsp.readFile(qaFile(), 'utf8')).toContain('"images": [')
+    expect(await readPathMap(root, QA_FILE)).toEqual({ 'a.py': [{ anchor: IF, entries: [withImages] }] })
+    await writeRaw({ 'a.py': [{ anchor: IF, entries: [
+      { ...entry('x', '2026-09-25T10:00:00.000Z'), images: ['../../secret-1.png', 'x-1.png', 7, 'x-2.exe'] },
+      { ...entry('y', '2026-09-26T10:00:00.000Z'), images: ['../y-1.png'] },
+      { ...entry('z', '2026-09-26T11:00:00.000Z'), images: 'z-1.png' },
+    ] }] })
+    expect(await readPathMap(root, QA_FILE)).toEqual({ 'a.py': [{ anchor: IF, entries: [
+      { ...entry('x', '2026-09-25T10:00:00.000Z'), images: ['x-1.png'] },
+      entry('y', '2026-09-26T10:00:00.000Z'),
+      entry('z', '2026-09-26T11:00:00.000Z'),
+    ] }] })
+  })
+
+  it('删一次问答，它的图片跟着删；别的问答的图片留着', async () => {
+    const a = { ...entry('a', '2026-09-25T10:00:00.000Z'), images: await writeQaImages(root, 'a', [png('a1'), png('a2')]) }
+    const b = { ...entry('b', '2026-09-26T10:00:00.000Z'), images: await writeQaImages(root, 'b', [png('b1')]) }
+    await update(map => withEntry(withEntry(map, 'a.py', IF, a), 'a.py', DISPLAY, b))
+    expect(await exists(imageFile('a-1.png'))).toBe(true)
+    await update(map => withoutEntry(map, 'a.py', IF, 'a'))
+    expect(await exists(imageFile('a-1.png'))).toBe(false)
+    expect(await exists(imageFile('a-2.png'))).toBe(false)
+    expect(await exists(imageFile('b-1.png'))).toBe(true)
+  })
+
+  it('源文件删了、问答跟着删时图片也删；改名、挪位置按问答 id 起的名字不用动', async () => {
+    const a = { ...entry('a', '2026-09-25T10:00:00.000Z'), images: await writeQaImages(root, 'a', [png('a1')]) }
+    await update(map => withEntry(map, 'src/a.py', IF, a))
+    await update(map => moveEntries(map, 'src', 'lib'))
+    expect(await readPathMap(root, QA_FILE)).toEqual({ 'lib/a.py': [{ anchor: IF, entries: [a] }] })
+    expect(await exists(imageFile('a-1.png'))).toBe(true)
+    await update(map => dropEntries(map, 'lib/a.py'))
+    expect(await exists(imageFile('a-1.png'))).toBe(false)
+  })
+})