@slan-health/taro-vueuse/dist/useRequest/core/plugins/usePollingPlugin.js

taro vue版本hooks

import { ref, computed, onUnmounted } from "vue";
import { definePlugin } from "../definePlugin.js";
import { refToRaw, isNil } from "../utils/index.js";
import usePageReVisible from "./taro/usePageReVisible.js";
const usePollingPlugin = definePlugin(
  (queryInstance, {
    pollingInterval,
    pollingWhenHidden = false,
    errorRetryCount = 0
  }) => {
    const pollingTimer = ref();
    const { subscribe, visible } = usePageReVisible();
    const pollingIntervalRef = computed(() => refToRaw(pollingInterval));
    const errorRetryCountRef = computed(() => refToRaw(errorRetryCount));
    const unsubscribeList = [];
    const addUnsubscribeList = (event) => {
      event && unsubscribeList.push(event);
    };
    const polling = (pollingFunc) => {
      let timerId;
      if (!isNil(pollingIntervalRef.value) && pollingIntervalRef.value >= 0) {
        timerId = setTimeout(pollingFunc, pollingIntervalRef.value);
      }
      return () => timerId && clearTimeout(timerId);
    };
    const stopPolling = () => {
      var _a;
      unsubscribeList.forEach((unsubscribe) => unsubscribe());
      (_a = pollingTimer.value) == null ? void 0 : _a.call(pollingTimer);
    };
    onUnmounted(() => {
      stopPolling();
    });
    return {
      onBefore() {
        stopPolling();
      },
      onCancel() {
        stopPolling();
      },
      onAfter() {
        if (queryInstance.error.value && errorRetryCountRef.value !== 0) return;
        if (!pollingWhenHidden && !visible.value) {
          addUnsubscribeList(subscribe(() => queryInstance.context.refresh()));
          return;
        }
        pollingTimer.value = polling(() => queryInstance.context.refresh());
      }
    };
  }
);
export {
  usePollingPlugin as default
};
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