// 接口数据的获取
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import { onActivated, onDeactivated, ref, watch } from 'vue';
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export function useFetchData(fetch) {
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// 分页信息
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const currentPage = ref(1);
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const totalPage = ref(1);
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const pageSize = ref(20);
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const total = ref(0);
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watch(currentPage, (nValue, oValue) => {
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if (nValue != oValue) {
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fetchData();
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}
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});
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watch(pageSize, (nValue, oValue) => {
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if (nValue != oValue) {
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fetchData();
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}
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});
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// 加载状态, 0: 加载完成; 1: 加载中; 2: 已全部加载; 3: 加载失败;
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const loadStatus = ref(0);
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// 数据获取
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function fetchData() {
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loadStatus.value = 1;
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fetch(currentPage.value, pageSize.value)
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.then((pageInfo) => {
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currentPage.value = pageInfo.currentPage;
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totalPage.value = pageInfo.totalPage;
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total.value = pageInfo.total;
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loadStatus.value = 0;
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})
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.catch(() => {
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loadStatus.value = 3;
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})
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.finally(() => {
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loadStatus.value = 2;
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});
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}
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return {currentPage, totalPage, pageSize, total, loadStatus, fetchData}
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}
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