handy-tool-box
Version:
A colection of handy snippets and functions.
186 lines (185 loc) • 6.78 kB
JavaScript
;
/*
* Copyright (c) 2018. 1o1 :{P
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = y[op[0] & 2 ? "return" : op[0] ? "throw" : "next"]) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [0, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
var rxjs_1 = require("@reactivex/rxjs");
/**
* Mixin: Two Objects go in and one Object is returned with all values.
*
*/
function mergeObjects(x, y) {
if (typeof x === typeof {}
&& typeof y === typeof {}) {
for (var _i = 0, _a = Object.keys(x); _i < _a.length; _i++) {
var key = _a[_i];
y[key] = x[key];
}
return y;
}
}
exports.mergeObjects = mergeObjects;
/**
* Hash string.
* @param {string} dataString
* @param {string} algo
* @returns {Promise<string>}
*/
function stringShaHash(dataString, algo) {
if (algo === void 0) { algo = 'sha-256'; }
return __awaiter(this, void 0, void 0, function () {
var buffer;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
buffer = new Buffer(dataString, 'utf-8');
return [4 /*yield*/, window.crypto.subtle.digest(algo, buffer).toString()];
case 1: return [2 /*return*/, _a.sent()];
}
});
});
}
exports.stringShaHash = stringShaHash;
function counter(mod) {
var count = mod ? 0 % mod : 0;
return {
increment: function (offset) {
if (offset === void 0) { offset = 0; }
return count++ + offset;
},
decrement: function (offset) {
if (offset === void 0) { offset = 0; }
return count-- + offset;
},
getCount: count
};
}
exports.counter = counter;
/**
* Handy for frameworks that need to load and settle before any Namespace
* can be called.
*
* @param {string} url
* @returns {<boolean>}
*/
exports.loadDependency$ = function (url) {
return rxjs_1.Observable.create(function (observer) {
var node = document.createElement('script');
node.async = true;
node.src = url;
node.onload = function (e) {
observer.next(e);
};
node.onerror = function (e) {
observer.error(e);
};
document.head.appendChild(node);
});
};
function loadDependency(url) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, new Promise(function (resolve, reject) {
var node = document.createElement('script');
node.async = true;
node.src = url;
node.onload = function (e) {
resolve(e);
};
node.onerror = function (e) {
reject(e);
};
document.head.appendChild(node);
})];
});
});
}
exports.loadDependency = loadDependency;
function convertToArray(map) {
var newArray = [];
for (var _i = 0, _a = Object.keys(map); _i < _a.length; _i++) {
var key = _a[_i];
newArray = newArray.concat([map[key]]);
}
return newArray;
}
exports.convertToArray = convertToArray;
function bufferArrayToBase64(arrayBuffer, format) {
if (format === void 0) { format = 'audio/mp3'; }
if (arrayBuffer) {
var base64Data = "data:" + format + ";base64," + btoa(new Uint8Array(arrayBuffer)
.reduce(function (data, byte) { return data + String.fromCharCode(byte); }, ''));
return base64Data;
}
else {
return 'boo';
}
}
exports.bufferArrayToBase64 = bufferArrayToBase64;
function formatSeconds(seconds) {
return (Math.trunc(seconds / 60) < 10
? '0' + Math.trunc(seconds / 60)
: Math.trunc(seconds / 60)) + ":" + (Math.trunc(seconds % 60) < 10
? '0' + Math.trunc(seconds % 60)
: Math.trunc(seconds % 60));
}
exports.formatSeconds = formatSeconds;
function ensureVal(arg) {
if (arg == undefined) {
return null;
}
return arg;
}
exports.ensureVal = ensureVal;
function HEADER_TO_MIME(header) {
switch (header.slice(0, 6)) {
case '464f52':
return 'aif';
case '494433':
return 'mp3';
case '524946':
return 'wav';
case '664C61':
return 'flac';
case '000001':
return 'mp4';
default:
return 'unknown';
}
}
exports.HEADER_TO_MIME = HEADER_TO_MIME;