79 lines
2.0 KiB
TypeScript
79 lines
2.0 KiB
TypeScript
import { reactive, toRaw } from 'vue'
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// 分页钩子函数
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interface Options {
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page?: number
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size?: number
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fetchFun: (_arg: any) => Promise<any>
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params?: Record<any, any>
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fixedParams?: Record<any, any>
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firstLoading?: boolean
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}
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export function usePaging(options: Options) {
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const {
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page = 1,
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size = 15,
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fetchFun,
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params = {},
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fixedParams = {},
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firstLoading = false
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} = options
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// 记录分页初始参数
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const paramsInit: Record<any, any> = Object.assign({}, toRaw(params))
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// 分页数据
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const pager = reactive({
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page,
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size,
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loading: firstLoading,
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count: 0,
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lists: [] as any[],
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extend: {} as Record<string, any>
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})
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// 请求分页接口；silent: true 时不改 loading（用于定时静默刷新，避免表格闪 loading）
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const getLists = (opts?: { silent?: boolean }) => {
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const silent = opts?.silent === true
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if (!silent) {
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pager.loading = true
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}
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return fetchFun({
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page_no: pager.page,
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page_size: pager.size,
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...params,
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...fixedParams
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})
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.then((res: any) => {
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pager.count = res?.count
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pager.lists = res?.lists
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pager.extend = res?.extend
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return Promise.resolve(res)
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})
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.catch((err: any) => {
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return Promise.reject(err)
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})
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.finally(() => {
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if (!silent) {
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pager.loading = false
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}
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})
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}
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// 重置为第一页
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const resetPage = () => {
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pager.page = 1
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getLists()
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}
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// 重置参数
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const resetParams = () => {
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Object.keys(paramsInit).forEach((item) => {
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params[item] = paramsInit[item]
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})
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getLists()
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}
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return {
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pager,
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getLists,
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resetParams,
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resetPage
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}
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}
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