69 lines
2.0 KiB
TypeScript
69 lines
2.0 KiB
TypeScript
import { fetchUserList } from '@/api/admin'
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/** 生产任务步骤负责人须具备的角色（与 sys_role.role_name 精确匹配） */
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export const PRODUCTION_STEP_ASSIGNEE_ROLE = '实验专员'
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export function productionStepAssigneeUserListParams(query?: string) {
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return {
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page: 1,
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pageSize: 50,
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keyword: query?.trim() || undefined,
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status: '1',
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roleName: PRODUCTION_STEP_ASSIGNEE_ROLE
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}
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}
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let cachedDefaultUsers: Api.User.UserItem[] | null = null
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const cacheByKeyword = new Map<string, Api.User.UserItem[]>()
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let inflightDefault: Promise<Api.User.UserItem[]> | null = null
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const inflightByKeyword = new Map<string, Promise<Api.User.UserItem[]>>()
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/** 带会话内缓存的实验专员用户列表（派发/编辑步骤负责人下拉共用） */
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export async function fetchProductionStepAssigneeUsers(query?: string) {
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const kw = (query || '').trim()
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if (!kw) {
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if (cachedDefaultUsers) {
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return { list: cachedDefaultUsers, total: cachedDefaultUsers.length }
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}
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if (!inflightDefault) {
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inflightDefault = fetchUserList(productionStepAssigneeUserListParams(''))
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.then((res) => {
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cachedDefaultUsers = res.list || []
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return cachedDefaultUsers
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})
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.finally(() => {
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inflightDefault = null
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})
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}
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const list = await inflightDefault
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return { list, total: list.length }
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}
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if (cacheByKeyword.has(kw)) {
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const list = cacheByKeyword.get(kw)!
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return { list, total: list.length }
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}
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let inflight = inflightByKeyword.get(kw)
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if (!inflight) {
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inflight = fetchUserList(productionStepAssigneeUserListParams(kw))
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.then((res) => {
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const list = res.list || []
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cacheByKeyword.set(kw, list)
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return list
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})
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.finally(() => {
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inflightByKeyword.delete(kw)
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})
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inflightByKeyword.set(kw, inflight)
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}
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const list = await inflight
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return { list, total: list.length }
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}
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export function invalidateProductionStepAssigneeUserCache() {
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cachedDefaultUsers = null
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cacheByKeyword.clear()
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}
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