task-76(ASIN 数据中心): 实现最低价 ASIN 导入与删除导入

POST /api/admin/skip-price-asins/import、/delete-import(file+group_id
必填) 启动 + GET 进度轮询, 复用新增通用导入进度模型(含 deletedCount),
8 个契约测试。

admin-frontend-vue/src/pages/asin/import-progress-model.ts

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+/** ASIN 中心导入/轮询通用模型（任务 76）：启动结果、Excel 校验与导入进度归一(含 deletedCount)，纯逻辑。 */
+import { unwrap } from '../../api/envelope.ts'
+
+export const EXCEL_IMPORT_ALLOWED_EXT = /\.(xlsx|xls)$/i
+
+/** 是否为允许导入的 Excel 文件。 */
+export function isAllowedExcelImportFile(fileName: unknown): boolean {
+  return typeof fileName === 'string' && EXCEL_IMPORT_ALLOWED_EXT.test(fileName.trim())
+}
+
+/** 解包导入启动结果并取回 importId；缺省抛可读错误。 */
+export function parseImportStart(payload: unknown): string {
+  const data = unwrap<unknown>(payload)
+  const record = data && typeof data === 'object' ? (data as Record<string, unknown>) : null
+  const importId = typeof record?.importId === 'string' ? record.importId.trim() : ''
+  if (!importId) throw new Error('导入任务响应异常：缺少任务 ID')
+  return importId
+}
+
+export type ImportStatus = 'pending' | 'running' | 'success' | 'failed'
+
+export interface ImportProgress {
+  status: ImportStatus
+  totalRows: number
+  processedRows: number
+  asinCount: number
+  insertedCount: number
+  deletedCount: number
+  skippedCount: number
+  errorMessage?: string
+}
+
+function intOrZero(value: unknown): number {
+  return typeof value === 'number' && Number.isFinite(value) ? Math.floor(value) : 0
+}
+
+/** 归一化导入进度负载；缺省按未开始(pending)处理，未知状态不改。 */
+export function parseImportProgress(payload: unknown): ImportProgress {
+  const data = unwrap<unknown>(payload)
+  const record = data && typeof data === 'object' ? (data as Record<string, unknown>) : null
+  const rawStatus = typeof record?.status === 'string' ? record.status.trim().toLowerCase() : ''
+  const status: ImportStatus =
+    rawStatus === 'running' || rawStatus === 'success' || rawStatus === 'failed' || rawStatus === 'pending'
+      ? rawStatus
+      : 'pending'
+  const progress: ImportProgress = {
+    status,
+    totalRows: intOrZero(record?.totalRows),
+    processedRows: intOrZero(record?.processedRows),
+    asinCount: intOrZero(record?.asinCount),
+    insertedCount: intOrZero(record?.insertedCount),
+    deletedCount: intOrZero(record?.deletedCount),
+    skippedCount: intOrZero(record?.skippedCount),
+  }
+  const errorMessage =
+    typeof record?.errorMessage === 'string' && record.errorMessage.trim()
+      ? record.errorMessage.trim()
+      : undefined
+  if (errorMessage) progress.errorMessage = errorMessage
+  return progress
+}
+
+/** 是否到达终态(success/failed)。 */
+export function importFinished(progress: Pick<ImportProgress, 'status'>): boolean {
+  return progress.status === 'success' || progress.status === 'failed'
+}
+
+/** 是否成功完成。 */
+export function importSucceeded(progress: Pick<ImportProgress, 'status'>): boolean {
+  return progress.status === 'success'
+}
+
+/** 导入添加结果文案。 */
+export function importOutcomeText(progress: ImportProgress): string {
+  switch (progress.status) {
+    case 'running':
+      return `导入处理中：已处理 ${progress.processedRows}/${progress.totalRows} 行`
+    case 'success':
+      return `导入完成：处理 ${progress.insertedCount} 条，跳过 ${progress.skippedCount} 条`
+    case 'failed':
+      return progress.errorMessage ? `导入失败：${progress.errorMessage}` : '导入失败，请重试'
+    case 'pending':
+    default:
+      return '等待导入任务开始…'
+  }
+}
+
+/** 导入删除结果文案。 */
+export function deleteOutcomeText(progress: ImportProgress): string {
+  switch (progress.status) {
+    case 'running':
+      return `删除处理中：已处理 ${progress.processedRows}/${progress.totalRows} 行`
+    case 'success':
+      return `删除完成：删除 ${progress.deletedCount} 条，跳过 ${progress.skippedCount} 条`
+    case 'failed':
+      return progress.errorMessage ? `删除失败：${progress.errorMessage}` : '删除失败，请重试'
+    case 'pending':
+    default:
+      return '等待删除任务开始…'
+  }
+}

admin-frontend-vue/src/pages/asin/skip-price-import-api.ts

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+/** 最低价 ASIN 导入添加/删除适配（任务 76）：multipart POST /import、/delete-import(file+group_id 必填) 及进度轮询。 */
+import { http } from '@/api/http'
+import { parseImportProgress, parseImportStart, type ImportProgress } from './import-progress-model'
+
+export const SKIP_PRICE_IMPORT_ENDPOINT = '/api/admin/skip-price-asins/import'
+export const SKIP_PRICE_DELETE_IMPORT_ENDPOINT = '/api/admin/skip-price-asins/delete-import'
+
+function requireGroupId(groupId: number): number {
+  if (typeof groupId !== 'number' || !Number.isFinite(groupId) || groupId < 1) {
+    throw new Error('请选择分组后再导入')
+  }
+  return Math.floor(groupId)
+}
+
+function importForm(file: File, groupId: number): FormData {
+  const form = new FormData()
+  form.append('file', file, file.name)
+  form.append('group_id', String(requireGroupId(groupId)))
+  return form
+}
+
+/** 启动导入添加（后端 group_id 必填）。 */
+export async function startSkipPriceImport(file: File, groupId: number): Promise<string> {
+  const { data } = await http.post<unknown>(SKIP_PRICE_IMPORT_ENDPOINT, importForm(file, groupId))
+  return parseImportStart(data)
+}
+
+/** 查询导入添加进度：GET /import/{importId}。 */
+export async function fetchSkipPriceImportProgress(importId: string): Promise<ImportProgress> {
+  const { data } = await http.get<unknown>(`${SKIP_PRICE_IMPORT_ENDPOINT}/${importId}`)
+  return parseImportProgress(data)
+}
+
+/** 启动导入删除（后端 group_id 必填）。 */
+export async function startSkipPriceDeleteImport(file: File, groupId: number): Promise<string> {
+  const { data } = await http.post<unknown>(SKIP_PRICE_DELETE_IMPORT_ENDPOINT, importForm(file, groupId))
+  return parseImportStart(data)
+}
+
+/** 查询导入删除进度：GET /delete-import/{importId}。 */
+export async function fetchSkipPriceDeleteImportProgress(importId: string): Promise<ImportProgress> {
+  const { data } = await http.get<unknown>(`${SKIP_PRICE_DELETE_IMPORT_ENDPOINT}/${importId}`)
+  return parseImportProgress(data)
+}

admin-frontend-vue/tests/task-76.test.ts

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+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { readSource } from './helpers.ts'
+import {
+  isAllowedExcelImportFile,
+  parseImportStart,
+  parseImportProgress,
+  importFinished,
+  importSucceeded,
+  deleteOutcomeText,
+} from '../src/pages/asin/import-progress-model.ts'
+
+test('test_task_076_skip_price_import_start_normal_primary_path', () => {
+  // 正常主路径：导入启动结果解析出任务 id。
+  assert.equal(parseImportStart({ success: true, data: { importId: 'job_sp_1' } }), 'job_sp_1')
+})
+
+test('test_task_076_skip_price_import_progress_normal_deleted_and_running', () => {
+  // 正常主路径：running 进度统计 deletedCount(删除导入) 与 insertedCount(新增导入)。
+  const progress = parseImportProgress({
+    success: true,
+    data: { status: 'running', totalRows: 50, processedRows: 20, deletedCount: 3, insertedCount: 5, skippedCount: 2 },
+  })
+  assert.equal(progress.status, 'running')
+  assert.equal(progress.deletedCount, 3)
+  assert.equal(progress.insertedCount, 5)
+  assert.equal(importFinished(progress), false)
+})
+
+test('test_task_076_skip_price_import_success_terminal_and_delete_text', () => {
+  // 正常终态：success 判定成功；删除文案含删除/跳过条数。
+  const done = parseImportProgress({
+    success: true,
+    data: { status: 'success', deletedCount: 9, skippedCount: 2 },
+  })
+  assert.equal(importFinished(done), true)
+  assert.equal(importSucceeded(done), true)
+  const text = deleteOutcomeText(done)
+  assert.match(text, /删除/)
+  assert.match(text, /9/)
+})
+
+test('test_task_076_skip_price_import_file_boundary_single_item', () => {
+  // 边界单元素：.xlsx/.xls 合法。
+  assert.equal(isAllowedExcelImportFile('skip.xlsx'), true)
+  assert.equal(isAllowedExcelImportFile('skip.xls'), true)
+})
+
+test('test_task_076_skip_price_import_file_boundary_limit_or_missing_field', () => {
+  // 边界上限/缺字段：非 Excel 与空文件名被拒。
+  assert.equal(isAllowedExcelImportFile('data.csv'), false)
+  assert.equal(isAllowedExcelImportFile(''), false)
+  assert.equal(isAllowedExcelImportFile(undefined as never), false)
+})
+
+test('test_task_076_skip_price_import_progress_boundary_empty_and_failed', () => {
+  // 边界/失败：空负载按 pending；failed 终态完成但未成功且错误可读。
+  const empty = parseImportProgress({})
+  assert.equal(empty.status, 'pending')
+  assert.equal(importFinished(empty), false)
+  const failed = parseImportProgress({ success: true, data: { status: 'failed', errorMessage: '导入文件超过大小上限' } })
+  assert.equal(importFinished(failed), true)
+  assert.equal(importSucceeded(failed), false)
+  assert.match(failed.errorMessage || '', /大小上限/)
+})
+
+test('test_task_076_skip_price_import_invalid_input_rejected', () => {
+  // 异常输入：success=false 抛后端 message；缺 importId 抛可读错误。
+  assert.throws(() => parseImportStart({ success: false, message: '无权访问' }), /无权访问/)
+  assert.throws(() => parseImportStart({ success: true, data: {} }), /任务/)
+  assert.throws(() => parseImportProgress({ success: false, message: '导入任务不存在' }), /导入任务不存在/)
+})
+
+test('test_task_076_skip_price_import_dependency_failure_returns_actionable_message', () => {
+  // 依赖失败/轮询走 adapter：import 与 delete-import 均有 POST 启动 + GET 进度，group_id 必填。
+  const api = readSource('src/pages/asin/skip-price-import-api.ts')
+  assert.match(api, /skip-price-asins\/import/)
+  assert.match(api, /skip-price-asins\/delete-import/)
+  assert.match(api, /http\.post/)
+  assert.match(api, /http\.get/)
+  assert.match(api, /FormData/)
+  assert.match(api, /group_id/)
+  assert.match(api, /startSkipPriceImport/)
+  assert.match(api, /fetchSkipPriceImportProgress|fetchSkipPriceDeleteImportProgress/)
+})