web-audio-touch-unlock/dist/index.js

Unlocking Web Audio - the smarter way

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
function webAudioTouchUnlock(context) {
    return new Promise(function (resolve, reject) {
        if (!context || !(context instanceof (window.AudioContext || window.webkitAudioContext))) {
            reject('WebAudioTouchUnlock: You need to pass an instance of AudioContext to this method call');
            return;
        }
        if (context.state === 'suspended' && 'ontouchstart' in window) {
            var unlock_1 = function () {
                context.resume().then(function () {
                    document.body.removeEventListener('touchstart', unlock_1);
                    document.body.removeEventListener('touchend', unlock_1);
                    resolve(true);
                }, function (reason) {
                    reject(reason);
                });
            };
            document.body.addEventListener('touchstart', unlock_1, false);
            document.body.addEventListener('touchend', unlock_1, false);
        }
        else {
            resolve(false);
        }
    });
}
exports.default = webAudioTouchUnlock;