'use strict';

exports.__esModule = true;

exports.default = function (instance, callback) {
    var speed = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 300;
    var once = arguments.length > 3 && arguments[3] !== undefined ? arguments[3] : false;

    if (!instance || !callback) throw new Error('instance & callback is required');
    var called = false;
    var afterLeaveCallback = function afterLeaveCallback() {
        if (called) return;
        called = true;
        if (callback) {
            callback.apply(null, arguments);
        }
    };
    if (once) {
        instance.$once('after-leave', afterLeaveCallback);
    } else {
        instance.$on('after-leave', afterLeaveCallback);
    }
    setTimeout(function () {
        afterLeaveCallback();
    }, speed + 100);
};

/**
 * Bind after-leave event for vue instance. Make sure after-leave is called in any browsers.
 *
 * @param {Vue} instance Vue instance.
 * @param {Function} callback callback of after-leave event
 * @param {Number} speed the speed of transition, default value is 300ms
 * @param {Boolean} once weather bind after-leave once. default value is false.
 */