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

taro vue版本hooks

import { ref, computed } from "vue";
import { definePlugin } from "../definePlugin.js";
import { refToRaw } from "../utils/index.js";
const useErrorRetryPlugin = definePlugin(
  (queryInstance, { errorRetryCount = 0, errorRetryInterval = 0 }) => {
    const retryTimer = ref();
    const retriedCount = ref(0);
    const errorRetryCountRef = computed(() => refToRaw(errorRetryCount));
    const errorRetryIntervalRef = computed(() => refToRaw(errorRetryInterval));
    let isRetrying = false;
    const resetRetriedCount = () => {
      retriedCount.value = 0;
    };
    const actualErrorRetryInterval = computed(() => {
      if (errorRetryIntervalRef.value) return errorRetryIntervalRef.value;
      const baseTime = 1e3;
      const minCoefficient = 1;
      const maxCoefficient = 9;
      const coefficient = Math.floor(
        Math.random() * 2 ** Math.min(retriedCount.value, maxCoefficient) + minCoefficient
      );
      return baseTime * coefficient;
    });
    const errorRetryHooks = () => {
      let timerId;
      const isInfiniteRetry = errorRetryCountRef.value === -1;
      const hasRetryCount = retriedCount.value < errorRetryCountRef.value;
      if (isInfiniteRetry || hasRetryCount) {
        if (!isInfiniteRetry) retriedCount.value += 1;
        timerId = setTimeout(() => {
          isRetrying = true;
          queryInstance.context.refresh();
        }, actualErrorRetryInterval.value);
      }
      return () => timerId && clearTimeout(timerId);
    };
    const clearTimer = () => {
      if (retryTimer.value) {
        retryTimer.value();
      }
    };
    return {
      onBefore() {
        if (!isRetrying) {
          resetRetriedCount();
        }
        isRetrying = false;
        clearTimer();
      },
      onSuccess() {
        resetRetriedCount();
      },
      onError() {
        retryTimer.value = errorRetryHooks();
      },
      onCancel() {
        resetRetriedCount();
        clearTimer();
      }
    };
  }
);
export {
  useErrorRetryPlugin as default
};
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