@td-design/rn-hooks/lib/commonjs/useRequest/plugins/useThrottlePlugin.js

从ahooks里面抽取的一些在rn项目里可以使用的hooks。提高开发效率

'use strict';

var _tslib = require('../../_virtual/_tslib.js');
var react = require('react');
var lodashEs = require('lodash-es');

var useThrottlePlugin = function (fetchInstance, _a) {
    var throttleWait = _a.throttleWait, throttleLeading = _a.throttleLeading, throttleTrailing = _a.throttleTrailing;
    var throttleRef = react.useRef();
    var options = react.useMemo(function () {
        var settings = {};
        if (throttleLeading !== undefined) {
            settings.leading = throttleLeading;
        }
        if (throttleTrailing !== undefined) {
            settings.trailing = throttleTrailing;
        }
        return settings;
    }, [throttleLeading, throttleTrailing]);
    react.useEffect(function () {
        if (throttleWait) {
            var originRunAsync_1 = fetchInstance.runAsync.bind(fetchInstance);
            throttleRef.current = lodashEs.throttle(function (cb) {
                cb();
            }, throttleWait, options);
            fetchInstance.runAsync = function () {
                var args = [];
                for (var _i = 0; _i < arguments.length; _i++) {
                    args[_i] = arguments[_i];
                }
                return new Promise(function (resolve, reject) {
                    var _a;
                    (_a = throttleRef.current) === null || _a === void 0 ? void 0 : _a.call(throttleRef, function () {
                        originRunAsync_1.apply(void 0, _tslib.__spreadArray([], _tslib.__read(args), false)).then(resolve)
                            .catch(reject);
                    });
                });
            };
            return function () {
                var _a;
                fetchInstance.runAsync = originRunAsync_1;
                (_a = throttleRef.current) === null || _a === void 0 ? void 0 : _a.cancel();
            };
        }
    }, [throttleWait, throttleLeading, throttleTrailing]);
    if (!throttleWait)
        return {};
    return {
        onCancel: function () {
            var _a;
            (_a = throttleRef.current) === null || _a === void 0 ? void 0 : _a.cancel();
        },
    };
};

exports.useThrottlePlugin = useThrottlePlugin;