task-71(ASIN 数据中心): 实现查询 ASIN 列表和筛选

GET /api/admin/query-asins 列表解析(QueryAsinPageVo, 每店铺 5 国家 ASIN 宽行) + 分组/店铺名/ASIN/国家筛选归一与 camel 序列化(页大小上限 100 对齐后端), 9 个纯逻辑契约测试覆盖正常/边界/异常路径。
2026-09-05 16:05:10 +08:00
parent 4c78c64569
commit 9d25f13fe9
4 changed files with 395 additions and 0 deletions
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+/** 查询 ASIN 列表查询模型（任务 71）：解析 QueryAsinPageVo(camel) 与每店铺 5 国家 ASIN 宽行，纯逻辑。 */
+import { unwrap } from '../../api/envelope.ts'
+import { ASIN_PAGE_DEFAULT_SIZE } from './asin-filter.ts'
+
+export const QUERY_ASIN_COUNTRIES = ['DE', 'UK', 'FR', 'IT', 'ES'] as const
+export type QueryAsinCountry = (typeof QUERY_ASIN_COUNTRIES)[number]
+
+export interface QueryAsinItem {
+  id: number
+  groupId: number | null
+  groupName: string
+  shopName: string
+  asinDe: string
+  asinUk: string
+  asinFr: string
+  asinIt: string
+  asinEs: string
+  createdAt?: string
+  updatedAt?: string
+}
+
+export interface QueryAsinPageResult {
+  items: QueryAsinItem[]
+  total: number
+  page: number
+  pageSize: number
+}
+
+export function emptyQueryAsinPage(): QueryAsinPageResult {
+  return { items: [], total: 0, page: 1, pageSize: ASIN_PAGE_DEFAULT_SIZE }
+}
+
+function text(value: unknown): string {
+  return typeof value === 'string' ? value.trim() : ''
+}
+
+function numberOrNull(value: unknown): number | null {
+  return typeof value === 'number' && Number.isFinite(value) ? Math.floor(value) : null
+}
+
+const COUNTRY_COLUMN: Record<string, keyof Pick<QueryAsinItem, 'asinDe' | 'asinUk' | 'asinFr' | 'asinIt' | 'asinEs'>> = {
+  DE: 'asinDe',
+  UK: 'asinUk',
+  FR: 'asinFr',
+  IT: 'asinIt',
+  ES: 'asinEs',
+}
+
+/** 解析单条查询 ASIN 店铺行；缺 id 视为无效。 */
+export function toQueryAsinItem(raw: unknown): QueryAsinItem | null {
+  if (!raw || typeof raw !== 'object') return null
+  const record = raw as Record<string, unknown>
+  const id = numberOrNull(record.id)
+  if (id === null) return null
+  const item: QueryAsinItem = {
+    id,
+    groupId: numberOrNull(record.groupId ?? record.group_id),
+    groupName: text(record.groupName ?? record.group_name),
+    shopName: text(record.shopName ?? record.shop_name),
+    asinDe: text(record.asinDe ?? record.asin_de),
+    asinUk: text(record.asinUk ?? record.asin_uk),
+    asinFr: text(record.asinFr ?? record.asin_fr),
+    asinIt: text(record.asinIt ?? record.asin_it),
+    asinEs: text(record.asinEs ?? record.asin_es),
+  }
+  const createdAt = text(record.createdAt ?? record.created_at)
+  if (createdAt) item.createdAt = createdAt
+  const updatedAt = text(record.updatedAt ?? record.updated_at)
+  if (updatedAt) item.updatedAt = updatedAt
+  return item
+}
+
+/** 归一化分页负载（信封或已解包 VO）为前端结果；缺省字段回默认。 */
+export function parseQueryAsinPage(payload: unknown): QueryAsinPageResult {
+  const out = emptyQueryAsinPage()
+  const core = unwrap<unknown>(payload)
+  if (!core || typeof core !== 'object') return out
+  const record = core as Record<string, unknown>
+  if (Array.isArray(record.items)) {
+    out.items = record.items
+      .map((raw) => toQueryAsinItem(raw))
+      .filter((item): item is QueryAsinItem => item !== null)
+  }
+  if (typeof record.total === 'number') out.total = Math.floor(record.total)
+  if (typeof record.page === 'number' && record.page >= 1) out.page = Math.floor(record.page)
+  const rawSize = record.pageSize ?? record.page_size
+  if (typeof rawSize === 'number' && rawSize >= 1) out.pageSize = Math.floor(rawSize)
+  return out
+}
+
+/** 取某国家列 ASIN；国家码不属白名单时返回空串。 */
+export function asinForCountry(item: QueryAsinItem, country: string): string {
+  const column = COUNTRY_COLUMN[country]
+  return column ? item[column] : ''
+}
+
+/** 该店铺行是否存在任一国家 ASIN。 */
+export function queryAsinItemHasAnyAsin(item: QueryAsinItem): boolean {
+  return QUERY_ASIN_COUNTRIES.some((code) => asinForCountry(item, code) !== '')
+}