vue-admin-core/lib/hooks/useRequest/src/plugins/usePollingPlugin.js

A Component Library for Vue 3

'use strict';

Object.defineProperty(exports, '__esModule', { value: true });

var vue = require('vue');
var subscribeReVisible = require('../../__utils__/subscribeReVisible.js');

const usePollingPlugin = (fetchInstance, { pollingInterval, pollingWhenHidden = true, pollingErrorRetryCount = -1 }) => {
  let timer = null;
  let count = 0;
  let unsubscribe = () => {
  };
  const stopPolling = () => {
    if (timer) {
      clearTimeout(timer);
    }
    if (unsubscribe)
      unsubscribe();
  };
  vue.watch(vue.toRef(pollingInterval), () => {
    if (!vue.toValue(pollingInterval)) {
      stopPolling();
    }
  });
  if (!pollingInterval) {
    return {};
  }
  return {
    onBefore: () => {
      stopPolling();
    },
    onError: () => {
      count += 1;
    },
    onSuccess: () => {
      count = 0;
    },
    onFinally: () => {
      if (pollingErrorRetryCount === -1 || // When an error occurs, the request is not repeated after pollingErrorRetryCount retries
      pollingErrorRetryCount !== -1 && count <= pollingErrorRetryCount) {
        timer = setTimeout(() => {
          if (!pollingWhenHidden && !subscribeReVisible.isDocumentVisible()) {
            unsubscribe = subscribeReVisible.default(() => {
              fetchInstance.refresh();
            });
          } else {
            fetchInstance.refresh();
          }
        }, vue.toValue(pollingInterval));
      } else {
        count = 0;
      }
    },
    onCancel: () => {
      stopPolling();
    }
  };
};

exports.default = usePollingPlugin;
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