task-95(店铺中心): 实现店铺删除确认

新增 shop-manage-delete.ts(删除确认文案 + 删除后目标页回退) 并在
shop-manage-api.ts 增加 deleteShopManage(DELETE /api/admin/shop-manages/{id})。

TDD: task-95.test.ts 8 用例先 RED 后 GREEN。

admin-frontend-vue/src/pages/shop/shop-manage-api.ts

@@ -73,3 +73,8 @@ export async function fetchShopCredential(id: number, shopName: string): Promise
   }
   return credential
 }
+
+/** 删除店铺：DELETE /api/admin/shop-manages/{id}；成功后由调用方按目标页刷新。 */
+export async function deleteShopManage(id: number): Promise<void> {
+  await http.delete<unknown>(`${SHOP_MANAGE_ENDPOINT}/${id}`)
+}

admin-frontend-vue/src/pages/shop/shop-manage-delete.ts

@@ -0,0 +1,38 @@
+/** 店铺删除确认与刷新（任务 95）：删除前确认文案与删除后目标页计算，纯逻辑。 */
+import { SHOP_PAGE_DEFAULT_SIZE, type ShopSummary } from './shop-dto.ts'
+
+function nameOrFallback(item: ShopSummary | null | undefined): string {
+  if (!item || typeof item !== 'object') return ''
+  if (typeof item.shopName === 'string' && item.shopName.trim()) {
+    return item.shopName.trim()
+  }
+  if (typeof item.id === 'number' && Number.isFinite(item.id) && item.id >= 1) {
+    return `#${Math.floor(item.id)}`
+  }
+  return ''
+}
+
+/** 确认文案用到的店铺名（为空时回退 #id）。 */
+export function shopManageDeleteTargetName(item: ShopSummary | null | undefined): string {
+  return nameOrFallback(item)
+}
+
+/** 删除确认文案；空记录返回 null。 */
+export function shopManageDeleteConfirmText(item: ShopSummary | null | undefined): string | null {
+  const name = nameOrFallback(item)
+  return name ? `确定删除店铺“${name}”吗？` : null
+}
+
+function sizeOr(size: unknown, fallback: number): number {
+  return typeof size === 'number' && Number.isFinite(size) && size >= 1 ? Math.floor(size) : fallback
+}
+
+/** 删除一行后应请求的目标页：若被删的是末页最后一条则回退，否则保持原页。 */
+export function nextShopManagePageAfterDelete(page: unknown, pageSize: unknown, totalBefore: unknown): number {
+  const size = sizeOr(pageSize, SHOP_PAGE_DEFAULT_SIZE)
+  const before = typeof totalBefore === 'number' && Number.isFinite(totalBefore) ? Math.max(Math.floor(totalBefore), 0) : 0
+  const after = Math.max(before - 1, 0)
+  const pagesAfter = after === 0 ? 1 : Math.max(1, Math.ceil(after / size))
+  const requested = typeof page === 'number' && Number.isFinite(page) ? Math.floor(page) : 1
+  return Math.max(1, Math.min(requested, pagesAfter))
+}

admin-frontend-vue/tests/task-95.test.ts

@@ -0,0 +1,66 @@
+import test from 'node:test'
+import assert from 'node:assert/strict'
+import { readSource } from './helpers.ts'
+import {
+  nextShopManagePageAfterDelete,
+  shopManageDeleteConfirmText,
+  shopManageDeleteTargetName,
+} from '../src/pages/shop/shop-manage-delete.ts'
+import type { ShopSummary } from '../src/pages/shop/shop-dto.ts'
+
+function row(id: number, shopName = ''): ShopSummary {
+  return { id, groupId: 1, groupName: '', shopName, mallName: '', znUsername: '', account: '' }
+}
+
+test('test_task_095_shop_manage_delete_normal_primary_path', () => {
+  // 正常主路径：删除确认以店铺名落文案，随成功删除刷新到有效页。
+  assert.equal(shopManageDeleteTargetName(row(1, 'BlueWave')), 'BlueWave')
+  assert.equal(shopManageDeleteConfirmText(row(1, 'BlueWave')), '确定删除店铺“BlueWave”吗？')
+  assert.equal(nextShopManagePageAfterDelete(2, 15, 31), 2)
+})
+
+test('test_task_095_shop_manage_delete_normal_variant_input', () => {
+  // 正常变体：店铺名为空用 #id 兜底；末页删除后回退一页。
+  assert.equal(shopManageDeleteTargetName(row(12)), '#12')
+  assert.equal(nextShopManagePageAfterDelete(2, 15, 16), 1)
+})
+
+test('test_task_095_shop_manage_delete_repeated_is_idempotent', () => {
+  // 正常重复：文案/翻页稳定、不改入参。
+  assert.equal(shopManageDeleteConfirmText(row(2, 'A店')), shopManageDeleteConfirmText(row(2, 'A店')))
+  const input = { page: 3, pageSize: 15, totalBefore: 40 }
+  assert.equal(nextShopManagePageAfterDelete(input.page, input.pageSize, input.totalBefore), 3)
+  assert.deepEqual(input, { page: 3, pageSize: 15, totalBefore: 40 })
+})
+
+test('test_task_095_shop_manage_delete_boundary_empty_input', () => {
+  // 边界空值：删除后恰为空时回到第 1 页。
+  assert.equal(nextShopManagePageAfterDelete(2, 15, 0), 1)
+  assert.equal(nextShopManagePageAfterDelete(1, 15, 1), 1)
+})
+
+test('test_task_095_shop_manage_delete_boundary_single_item', () => {
+  // 边界单元素：首页单条删除后仍为第 1 页。
+  assert.equal(nextShopManagePageAfterDelete(1, 15, 1), 1)
+})
+
+test('test_task_095_shop_manage_delete_boundary_limit_or_missing_field', () => {
+  // 边界上限/缺字段：页大小无效按默认参与末页判断。
+  assert.equal(nextShopManagePageAfterDelete(2, 0, 16), 1)
+})
+
+test('test_task_095_shop_manage_delete_invalid_input_rejected', () => {
+  // 异常输入：空记录不产出可误删的确认文案。
+  assert.equal(shopManageDeleteTargetName(null as unknown as ShopSummary), '')
+  assert.equal(shopManageDeleteConfirmText(null as unknown as ShopSummary), null)
+})
+
+test('test_task_095_shop_manage_delete_dependency_failure_returns_actionable_message', () => {
+  // 依赖失败/删除走 adapter：删除模型纯逻辑；adapter DELETE /api/admin/shop-manages/{id}。
+  const model = readSource('src/pages/shop/shop-manage-delete.ts')
+  assert.equal(/axios|http\.|vue/.test(model), false, '删除模型保持纯逻辑')
+  const api = readSource('src/pages/shop/shop-manage-api.ts')
+  assert.match(api, /deleteShopManage/)
+  assert.match(api, /http\.delete/)
+  assert.match(api, /\/api\/admin\/shop-manages/)
+})