text: /*
   * Copyright 2016 Red Hat, Inc. and/or its affiliates
   * and other contributors as indicated by the @author tags.
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  (function(root, factory) {
      if ( typeof exports === 'object' ) {
          if ( typeof module === 'object' ) {
              module.exports = factory( require("js-sha256"), require("base64-js") );    
          } else {
              exports["keycloak"] = factory( require("js-sha256"), require("base64-js") );    
          }
      } else {
          /**
          * [js-sha256]{@link https://github.com/emn178/js-sha256}
          *
          * @version 0.9.0
          * @author Chen, Yi-Cyuan [emn178@gmail.com]
          * @copyright Chen, Yi-Cyuan 2014-2017
          * @license MIT
          */
          !function () { "use strict"; function t(t, i) { i ? (d[0] = d[16] = d[1] = d[2] = d[3] = d[4] = d[5] = d[6] = d[7] = d[8] = d[9] = d[10] = d[11] = d[12] = d[13] = d[14] = d[15] = 0, this.blocks = d) : this.blocks = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], t ? (this.h0 = 3238371032, this.h1 = 914150663, this.h2 = 812702999, this.h3 = 4144912697, this.h4 = 4290775857, this.h5 = 1750603025, this.h6 = 1694076839, this.h7 = 3204075428) : (this.h0 = 1779033703, this.h1 = 3144134277, this.h2 = 1013904242, this.h3 = 2773480762, this.h4 = 1359893119, this.h5 = 2600822924, this.h6 = 528734635, this.h7 = 1541459225), this.block = this.start = this.bytes = this.hBytes = 0, this.finalized = this.hashed = !1, this.first = !0, this.is224 = t } function i(i, r, s) { var e, n = typeof i; if ("string" === n) { var o, a = [], u = i.length, c = 0; for (e = 0; e < u; ++e)(o = i.charCodeAt(e)) < 128 ? a[c++] = o : o < 2048 ? (a[c++] = 192 | o >> 6, a[c++] = 128 | 63 & o) : o < 55296 || o >= 57344 ? (a[c++] = 224 | o >> 12, a[c++] = 128 | o >> 6 & 63, a[c++] = 128 | 63 & o) : (o = 65536 + ((1023 & o) << 10 | 1023 & i.charCodeAt(++e)), a[c++] = 240 | o >> 18, a[c++] = 128 | o >> 12 & 63, a[c++] = 128 | o >> 6 & 63, a[c++] = 128 | 63 & o); i = a } else { if ("object" !== n) throw new Error(h); if (null === i) throw new Error(h); if (f && i.constructor === ArrayBuffer) i = new Uint8Array(i); else if (!(Array.isArray(i) || f && ArrayBuffer.isView(i))) throw new Error(h) } i.length > 64 && (i = new t(r, !0).update(i).array()); var y = [], p = []; for (e = 0; e < 64; ++e) { var l = i[e] || 0; y[e] = 92 ^ l, p[e] = 54 ^ l } t.call(this, r, s), this.update(p), this.oKeyPad = y, this.inner = !0, this.sharedMemory = s } var h = "input is invalid type", r = "object" == typeof window, s = r ? window : {}; s.JS_SHA256_NO_WINDOW && (r = !1); var e = !r && "object" == typeof self, n = !s.JS_SHA256_NO_NODE_JS && "object" == typeof process && process.versions && process.versions.node; n ? s = global : e && (s = self); var o = !s.JS_SHA256_NO_COMMON_JS && "object" == typeof module && module.exports, a = "function" == typeof define && define.amd, f = !s.JS_SHA256_NO_ARRAY_BUFFER && "undefined" != typeof ArrayBuffer, u = "0123456789abcdef".split(""), c = [-2147483648, 8388608, 32768, 128], y = [24, 16, 8, 0], p = [1116352408, 1899447441, 3049323471, 3921009573, 961987163, 1508970993, 2453635748, 2870763221, 3624381080, 310598401, 607225278, 1426881987, 1925078388, 2162078206, 2614888103, 3248222580, 3835390401, 4022224774, 264347078, 604807628, 770255983, 1249150122, 1555081692, 1996064986, 2554220882, 2821834349, 2952996808, 3210313671, 3336571891, 3584528711, 113926993, 338241895, 666307205, 773529912, 1294757372, 1396182291, 1695183700, 1986661051, 2177026350, 2456956037, 2730485921, 2820302411, 3259730800, 3345764771, 3516065817, 3600352804, 4094571909, 275423344, 430227734, 506948616, 659060556, 883997877, 958139571, 1322822218, 1537002063, 1747873779, 1955562222, 2024104815, 2227730452, 2361852424, 2428436474, 2756734187, 3204031479, 3329325298], l = ["hex", "array", "digest", "arrayBuffer"], d = []; !s.JS_SHA256_NO_NODE_JS && Array.isArray || (Array.isArray = function (t) { return "[object Array]" === Object.prototype.toString.call(t) }), !f || !s.JS_SHA256_NO_ARRAY_BUFFER_IS_VIEW && ArrayBuffer.isView || (ArrayBuffer.isView = function (t) { return "object" == typeof t && t.buffer && t.buffer.constructor === ArrayBuffer }); var A = function (i, h) { return function (r) { return new t(h, !0).update(r)[i]() } }, w = function (i) { var h = A("hex", i); n && (h = b(h, i)), h.create = function () { return new t(i) }, h.update = function (t) { return h.create().update(t) }; for (var r = 0; r < l.length; ++r) { var s = l[r]; h[s] = A(s, i) } return h }, b = function (t, i) { var r = eval("require('crypto')"), s = eval("require('buffer').Buffer"), e = i ? "sha224" : "sha256", n = function (i) { if ("string" == typeof i) return r.createHash(e).update(i, "utf8").digest("hex"); if (null === i || void 0 === i) throw new Error(h); return i.constructor === ArrayBuffer && (i = new Uint8Array(i)), Array.isArray(i) || ArrayBuffer.isView(i) || i.constructor === s ? r.createHash(e).update(new s(i)).digest("hex") : t(i) }; return n }, v = function (t, h) { return function (r, s) { return new i(r, h, !0).update(s)[t]() } }, _ = function (t) { var h = v("hex", t); h.create = function (h) { return new i(h, t) }, h.update = function (t, i) { return h.create(t).update(i) }; for (var r = 0; r < l.length; ++r) { var s = l[r]; h[s] = v(s, t) } return h }; t.prototype.update = function (t) { if (!this.finalized) { var i, r = typeof t; if ("string" !== r) { if ("object" !== r) throw new Error(h); if (null === t) throw new Error(h); if (f && t.constructor === ArrayBuffer) t = new Uint8Array(t); else if (!(Array.isArray(t) || f && ArrayBuffer.isView(t))) throw new Error(h); i = !0 } for (var s, e, n = 0, o = t.length, a = this.blocks; n < o;) { if (this.hashed && (this.hashed = !1, a[0] = this.block, a[16] = a[1] = a[2] = a[3] = a[4] = a[5] = a[6] = a[7] = a[8] = a[9] = a[10] = a[11] = a[12] = a[13] = a[14] = a[15] = 0), i) for (e = this.start; n < o && e < 64; ++n)a[e >> 2] |= t[n] << y[3 & e++]; else for (e = this.start; n < o && e < 64; ++n)(s = t.charCodeAt(n)) < 128 ? a[e >> 2] |= s << y[3 & e++] : s < 2048 ? (a[e >> 2] |= (192 | s >> 6) << y[3 & e++], a[e >> 2] |= (128 | 63 & s) << y[3 & e++]) : s < 55296 || s >= 57344 ? (a[e >> 2] |= (224 | s >> 12) << y[3 & e++], a[e >> 2] |= (128 | s >> 6 & 63) << y[3 & e++], a[e >> 2] |= (128 | 63 & s) << y[3 & e++]) : (s = 65536 + ((1023 & s) << 10 | 1023 & t.charCodeAt(++n)), a[e >> 2] |= (240 | s >> 18) << y[3 & e++], a[e >> 2] |= (128 | s >> 12 & 63) << y[3 & e++], a[e >> 2] |= (128 | s >> 6 & 63) << y[3 & e++], a[e >> 2] |= (128 | 63 & s) << y[3 & e++]); this.lastByteIndex = e, this.bytes += e - this.start, e >= 64 ? (this.block = a[16], this.start = e - 64, this.hash(), this.hashed = !0) : this.start = e } return this.bytes > 4294967295 && (this.hBytes += this.bytes / 4294967296 << 0, this.bytes = this.bytes % 4294967296), this } }, t.prototype.finalize = function () { if (!this.finalized) { this.finalized = !0; var t = this.blocks, i = this.lastByteIndex; t[16] = this.block, t[i >> 2] |= c[3 & i], this.block = t[16], i >= 56 && (this.hashed || this.hash(), t[0] = this.block, t[16] = t[1] = t[2] = t[3] = t[4] = t[5] = t[6] = t[7] = t[8] = t[9] = t[10] = t[11] = t[12] = t[13] = t[14] = t[15] = 0), t[14] = this.hBytes << 3 | this.bytes >>> 29, t[15] = this.bytes << 3, this.hash() } }, t.prototype.hash = function () { var t, i, h, r, s, e, n, o, a, f = this.h0, u = this.h1, c = this.h2, y = this.h3, l = this.h4, d = this.h5, A = this.h6, w = this.h7, b = this.blocks; for (t = 16; t < 64; ++t)i = ((s = b[t - 15]) >>> 7 | s << 25) ^ (s >>> 18 | s << 14) ^ s >>> 3, h = ((s = b[t - 2]) >>> 17 | s << 15) ^ (s >>> 19 | s << 13) ^ s >>> 10, b[t] = b[t - 16] + i + b[t - 7] + h << 0; for (a = u & c, t = 0; t < 64; t += 4)this.first ? (this.is224 ? (e = 300032, w = (s = b[0] - 1413257819) - 150054599 << 0, y = s + 24177077 << 0) : (e = 704751109, w = (s = b[0] - 210244248) - 1521486534 << 0, y = s + 143694565 << 0), this.first = !1) : (i = (f >>> 2 | f << 30) ^ (f >>> 13 | f << 19) ^ (f >>> 22 | f << 10), r = (e = f & u) ^ f & c ^ a, w = y + (s = w + (h = (l >>> 6 | l << 26) ^ (l >>> 11 | l << 21) ^ (l >>> 25 | l << 7)) + (l & d ^ ~l & A) + p[t] + b[t]) << 0, y = s + (i + r) << 0), i = (y >>> 2 | y << 30) ^ (y >>> 13 | y << 19) ^ (y >>> 22 | y << 10), r = (n = y & f) ^ y & u ^ e, A = c + (s = A + (h = (w >>> 6 | w << 26) ^ (w >>> 11 | w << 21) ^ (w >>> 25 | w << 7)) + (w & l ^ ~w & d) + p[t + 1] + b[t + 1]) << 0, i = ((c = s + (i + r) << 0) >>> 2 | c << 30) ^ (c >>> 13 | c << 19) ^ (c >>> 22 | c << 10), r = (o = c & y) ^ c & f ^ n, d = u + (s = d + (h = (A >>> 6 | A << 26) ^ (A >>> 11 | A << 21) ^ (A >>> 25 | A << 7)) + (A & w ^ ~A & l) + p[t + 2] + b[t + 2]) << 0, i = ((u = s + (i + r) << 0) >>> 2 | u << 30) ^ (u >>> 13 | u << 19) ^ (u >>> 22 | u << 10), r = (a = u & c) ^ u & y ^ o, l = f + (s = l + (h = (d >>> 6 | d << 26) ^ (d >>> 11 | d << 21) ^ (d >>> 25 | d << 7)) + (d & A ^ ~d & w) + p[t + 3] + b[t + 3]) << 0, f = s + (i + r) << 0; this.h0 = this.h0 + f << 0, this.h1 = this.h1 + u << 0, this.h2 = this.h2 + c << 0, this.h3 = this.h3 + y << 0, this.h4 = this.h4 + l << 0, this.h5 = this.h5 + d << 0, this.h6 = this.h6 + A << 0, this.h7 = this.h7 + w << 0 }, t.prototype.hex = function () { this.finalize(); var t = this.h0, i = this.h1, h = this.h2, r = this.h3, s = this.h4, e = this.h5, n = this.h6, o = this.h7, a = u[t >> 28 & 15] + u[t >> 24 & 15] + u[t >> 20 & 15] + u[t >> 16 & 15] + u[t >> 12 & 15] + u[t >> 8 & 15] + u[t >> 4 & 15] + u[15 & t] + u[i >> 28 & 15] + u[i >> 24 & 15] + u[i >> 20 & 15] + u[i >> 16 & 15] + u[i >> 12 & 15] + u[i >> 8 & 15] + u[i >> 4 & 15] + u[15 & i] + u[h >> 28 & 15] + u[h >> 24 & 15] + u[h >> 20 & 15] + u[h >> 16 & 15] + u[h >> 12 & 15] + u[h >> 8 & 15] + u[h >> 4 & 15] + u[15 & h] + u[r >> 28 & 15] + u[r >> 24 & 15] + u[r >> 20 & 15] + u[r >> 16 & 15] + u[r >> 12 & 15] + u[r >> 8 & 15] + u[r >> 4 & 15] + u[15 & r] + u[s >> 28 & 15] + u[s >> 24 & 15] + u[s >> 20 & 15] + u[s >> 16 & 15] + u[s >> 12 & 15] + u[s >> 8 & 15] + u[s >> 4 & 15] + u[15 & s] + u[e >> 28 & 15] + u[e >> 24 & 15] + u[e >> 20 & 15] + u[e >> 16 & 15] + u[e >> 12 & 15] + u[e >> 8 & 15] + u[e >> 4 & 15] + u[15 & e] + u[n >> 28 & 15] + u[n >> 24 & 15] + u[n >> 20 & 15] + u[n >> 16 & 15] + u[n >> 12 & 15] + u[n >> 8 & 15] + u[n >> 4 & 15] + u[15 & n]; return this.is224 || (a += u[o >> 28 & 15] + u[o >> 24 & 15] + u[o >> 20 & 15] + u[o >> 16 & 15] + u[o >> 12 & 15] + u[o >> 8 & 15] + u[o >> 4 & 15] + u[15 & o]), a }, t.prototype.toString = t.prototype.hex, t.prototype.digest = function () { this.finalize(); var t = this.h0, i = this.h1, h = this.h2, r = this.h3, s = this.h4, e = this.h5, n = this.h6, o = this.h7, a = [t >> 24 & 255, t >> 16 & 255, t >> 8 & 255, 255 & t, i >> 24 & 255, i >> 16 & 255, i >> 8 & 255, 255 & i, h >> 24 & 255, h >> 16 & 255, h >> 8 & 255, 255 & h, r >> 24 & 255, r >> 16 & 255, r >> 8 & 255, 255 & r, s >> 24 & 255, s >> 16 & 255, s >> 8 & 255, 255 & s, e >> 24 & 255, e >> 16 & 255, e >> 8 & 255, 255 & e, n >> 24 & 255, n >> 16 & 255, n >> 8 & 255, 255 & n]; return this.is224 || a.push(o >> 24 & 255, o >> 16 & 255, o >> 8 & 255, 255 & o), a }, t.prototype.array = t.prototype.digest, t.prototype.arrayBuffer = function () { this.finalize(); var t = new ArrayBuffer(this.is224 ? 28 : 32), i = new DataView(t); return i.setUint32(0, this.h0), i.setUint32(4, this.h1), i.setUint32(8, this.h2), i.setUint32(12, this.h3), i.setUint32(16, this.h4), i.setUint32(20, this.h5), i.setUint32(24, this.h6), this.is224 || i.setUint32(28, this.h7), t }, i.prototype = new t, i.prototype.finalize = function () { if (t.prototype.finalize.call(this), this.inner) { this.inner = !1; var i = this.array(); t.call(this, this.is224, this.sharedMemory), this.update(this.oKeyPad), this.update(i), t.prototype.finalize.call(this) } }; var B = w(); B.sha256 = B, B.sha224 = w(!0), B.sha256.hmac = _(), B.sha224.hmac = _(!0), o ? module.exports = B : (s.sha256 = B.sha256, s.sha224 = B.sha224, a && define(function () { return B })) }();
  
          /**
           * [base64-js]{@link https://github.com/beatgammit/base64-js}
           *
           * @version v1.3.0 
           * @author Kirill, Fomichev
           * @copyright Kirill, Fomichev 2014
           * @license MIT
           */
          (function (r) { if (typeof exports === "object" && typeof module !== "undefined") { module.exports = r() } else if (typeof define === "function" && define.amd) { define([], r) } else { var e; if (typeof window !== "undefined") { e = window } else if (typeof global !== "undefined") { e = global } else if (typeof self !== "undefined") { e = self } else { e = this } e.base64js = r() } })(function () { var r, e, n; return function () { function r(e, n, t) { function o(f, i) { if (!n[f]) { if (!e[f]) { var u = "function" == typeof require && require; if (!i && u) return u(f, !0); if (a) return a(f, !0); var v = new Error("Cannot find module '" + f + "'"); throw v.code = "MODULE_NOT_FOUND", v } var d = n[f] = { exports: {} }; e[f][0].call(d.exports, function (r) { var n = e[f][1][r]; return o(n || r) }, d, d.exports, r, e, n, t) } return n[f].exports } for (var a = "function" == typeof require && require, f = 0; f < t.length; f++)o(t[f]); return o } return r }()({ "/": [function (r, e, n) { "use strict"; n.byteLength = d; n.toByteArray = h; n.fromByteArray = p; var t = []; var o = []; var a = typeof Uint8Array !== "undefined" ? Uint8Array : Array; var f = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"; for (var i = 0, u = f.length; i < u; ++i) { t[i] = f[i]; o[f.charCodeAt(i)] = i } o["-".charCodeAt(0)] = 62; o["_".charCodeAt(0)] = 63; function v(r) { var e = r.length; if (e % 4 > 0) { throw new Error("Invalid string. Length must be a multiple of 4") } var n = r.indexOf("="); if (n === -1) n = e; var t = n === e ? 0 : 4 - n % 4; return [n, t] } function d(r) { var e = v(r); var n = e[0]; var t = e[1]; return (n + t) * 3 / 4 - t } function c(r, e, n) { return (e + n) * 3 / 4 - n } function h(r) { var e; var n = v(r); var t = n[0]; var f = n[1]; var i = new a(c(r, t, f)); var u = 0; var d = f > 0 ? t - 4 : t; for (var h = 0; h < d; h += 4) { e = o[r.charCodeAt(h)] << 18 | o[r.charCodeAt(h + 1)] << 12 | o[r.charCodeAt(h + 2)] << 6 | o[r.charCodeAt(h + 3)]; i[u++] = e >> 16 & 255; i[u++] = e >> 8 & 255; i[u++] = e & 255 } if (f === 2) { e = o[r.charCodeAt(h)] << 2 | o[r.charCodeAt(h + 1)] >> 4; i[u++] = e & 255 } if (f === 1) { e = o[r.charCodeAt(h)] << 10 | o[r.charCodeAt(h + 1)] << 4 | o[r.charCodeAt(h + 2)] >> 2; i[u++] = e >> 8 & 255; i[u++] = e & 255 } return i } function s(r) { return t[r >> 18 & 63] + t[r >> 12 & 63] + t[r >> 6 & 63] + t[r & 63] } function l(r, e, n) { var t; var o = []; for (var a = e; a < n; a += 3) { t = (r[a] << 16 & 16711680) + (r[a + 1] << 8 & 65280) + (r[a + 2] & 255); o.push(s(t)) } return o.join("") } function p(r) { var e; var n = r.length; var o = n % 3; var a = []; var f = 16383; for (var i = 0, u = n - o; i < u; i += f) { a.push(l(r, i, i + f > u ? u : i + f)) } if (o === 1) { e = r[n - 1]; a.push(t[e >> 2] + t[e << 4 & 63] + "==") } else if (o === 2) { e = (r[n - 2] << 8) + r[n - 1]; a.push(t[e >> 10] + t[e >> 4 & 63] + t[e << 2 & 63] + "=") } return a.join("") } }, {}] }, {}, [])("/") });
  
          /**
           * [promise-polyfill]{@link https://github.com/taylorhakes/promise-polyfill}
           *
           * @version v8.1.3 
           * @author Hakes, Taylor
           * @copyright Hakes, Taylor 2014
           * @license MIT
           */
          !function(e,n){"object"==typeof exports&&"undefined"!=typeof module?n():"function"==typeof define&&define.amd?define(n):n()}(0,function(){"use strict";function e(e){var n=this.constructor;return this.then(function(t){return n.resolve(e()).then(function(){return t})},function(t){return n.resolve(e()).then(function(){return n.reject(t)})})}function n(e){return!(!e||"undefined"==typeof e.length)}function t(){}function o(e){if(!(this instanceof o))throw new TypeError("Promises must be constructed via new");if("function"!=typeof e)throw new TypeError("not a function");this._state=0,this._handled=!1,this._value=undefined,this._deferreds=[],c(e,this)}function r(e,n){for(;3===e._state;)e=e._value;0!==e._state?(e._handled=!0,o._immediateFn(function(){var t=1===e._state?n.onFulfilled:n.onRejected;if(null!==t){var o;try{o=t(e._value)}catch(r){return void f(n.promise,r)}i(n.promise,o)}else(1===e._state?i:f)(n.promise,e._value)})):e._deferreds.push(n)}function i(e,n){try{if(n===e)throw new TypeError("A promise cannot be resolved with itself.");if(n&&("object"==typeof n||"function"==typeof n)){var t=n.then;if(n instanceof o)return e._state=3,e._value=n,void u(e);if("function"==typeof t)return void c(function(e,n){return function(){e.apply(n,arguments)}}(t,n),e)}e._state=1,e._value=n,u(e)}catch(r){f(e,r)}}function f(e,n){e._state=2,e._value=n,u(e)}function u(e){2===e._state&&0===e._deferreds.length&&o._immediateFn(function(){e._handled||o._unhandledRejectionFn(e._value)});for(var n=0,t=e._deferreds.length;t>n;n++)r(e,e._deferreds[n]);e._deferreds=null}function c(e,n){var t=!1;try{e(function(e){t||(t=!0,i(n,e))},function(e){t||(t=!0,f(n,e))})}catch(o){if(t)return;t=!0,f(n,o)}}var a=setTimeout;o.prototype["catch"]=function(e){return this.then(null,e)},o.prototype.then=function(e,n){var o=new this.constructor(t);return r(this,new function(e,n,t){this.onFulfilled="function"==typeof e?e:null,this.onRejected="function"==typeof n?n:null,this.promise=t}(e,n,o)),o},o.prototype["finally"]=e,o.all=function(e){return new o(function(t,o){function r(e,n){try{if(n&&("object"==typeof n||"function"==typeof n)){var u=n.then;if("function"==typeof u)return void u.call(n,function(n){r(e,n)},o)}i[e]=n,0==--f&&t(i)}catch(c){o(c)}}if(!n(e))return o(new TypeError("Promise.all accepts an array"));var i=Array.prototype.slice.call(e);if(0===i.length)return t([]);for(var f=i.length,u=0;i.length>u;u++)r(u,i[u])})},o.resolve=function(e){return e&&"object"==typeof e&&e.constructor===o?e:new o(function(n){n(e)})},o.reject=function(e){return new o(function(n,t){t(e)})},o.race=function(e){return new o(function(t,r){if(!n(e))return r(new TypeError("Promise.race accepts an array"));for(var i=0,f=e.length;f>i;i++)o.resolve(e[i]).then(t,r)})},o._immediateFn="function"==typeof setImmediate&&function(e){setImmediate(e)}||function(e){a(e,0)},o._unhandledRejectionFn=function(e){void 0!==console&&console&&console.warn("Possible Unhandled Promise Rejection:",e)};var l=function(){if("undefined"!=typeof self)return self;if("undefined"!=typeof window)return window;if("undefined"!=typeof global)return global;throw Error("unable to locate global object")}();"Promise"in l?l.Promise.prototype["finally"]||(l.Promise.prototype["finally"]=e):l.Promise=o});
  
          var Keycloak = factory( root["sha256"], root["base64js"] );
          root["Keycloak"] = Keycloak;
  
          if ( typeof define === "function" && define.amd ) { 
              define( "keycloak", [], function () { return Keycloak; } );
          }
      }
  })(window, function (sha256_imported, base64js_imported) {
      if (typeof Promise === 'undefined') {
          throw Error('Keycloak requires an environment that supports Promises. Make sure that you include the appropriate polyfill.');
      }
  
      var loggedPromiseDeprecation = false;
  
      function logPromiseDeprecation() {
          if (!loggedPromiseDeprecation) {
              loggedPromiseDeprecation = true;
              console.warn('[KEYCLOAK] Usage of legacy style promise methods such as `.error()` and `.success()` has been deprecated and support will be removed in future versions. Use standard style promise methods such as `.then() and `.catch()` instead.');
          }
      }
  
      function toKeycloakPromise(promise) {
          promise.__proto__ = KeycloakPromise.prototype;
          return promise;
      }
  
      function KeycloakPromise(executor) {
          return toKeycloakPromise(new Promise(executor));
      }
  
      KeycloakPromise.prototype = Object.create(Promise.prototype);
      KeycloakPromise.prototype.constructor = KeycloakPromise;
  
      KeycloakPromise.prototype.success = function(callback) {
          logPromiseDeprecation();
  
          var promise = this.then(function handleSuccess(value) {
              callback(value);
          });
          
          return toKeycloakPromise(promise);
      };
  
      KeycloakPromise.prototype.error = function(callback) {
          logPromiseDeprecation();
  
          var promise = this.catch(function handleError(error) {
              callback(error);
          });
  
          return toKeycloakPromise(promise);
      };
  
      function Keycloak (config) {
          if (!(this instanceof Keycloak)) {
              return new Keycloak(config);
          }
  
          var kc = this;
          var adapter;
          var refreshQueue = [];
          var callbackStorage;
  
          var loginIframe = {
              enable: true,
              callbackList: [],
              interval: 5
          };
  
          var scripts = document.getElementsByTagName('script');
          for (var i = 0; i < scripts.length; i++) {
              if ((scripts[i].src.indexOf('keycloak.js') !== -1 || scripts[i].src.indexOf('keycloak.min.js') !== -1) && scripts[i].src.indexOf('version=') !== -1) {
                  kc.iframeVersion = scripts[i].src.substring(scripts[i].src.indexOf('version=') + 8).split('&')[0];
              }
          }
  
          var useNonce = true;
          var logInfo = createLogger(console.info);
          var logWarn = createLogger(console.warn);
          
          kc.init = function (initOptions) {
              kc.authenticated = false;
  
              callbackStorage = createCallbackStorage();
              var adapters = ['default', 'cordova', 'cordova-native'];
  
              if (initOptions && adapters.indexOf(initOptions.adapter) > -1) {
                  adapter = loadAdapter(initOptions.adapter);
              } else if (initOptions && typeof initOptions.adapter === "object") {
                  adapter = initOptions.adapter;
              } else {
                  if (window.Cordova || window.cordova) {
                      adapter = loadAdapter('cordova');
                  } else {
                      adapter = loadAdapter();
                  }
              }
  
              if (initOptions) {
                  if (typeof initOptions.useNonce !== 'undefined') {
                      useNonce = initOptions.useNonce;
                  }
  
                  if (typeof initOptions.checkLoginIframe !== 'undefined') {
                      loginIframe.enable = initOptions.checkLoginIframe;
                  }
  
                  if (initOptions.checkLoginIframeInterval) {
                      loginIframe.interval = initOptions.checkLoginIframeInterval;
                  }
  
                  if (initOptions.onLoad === 'login-required') {
                      kc.loginRequired = true;
                  }
  
                  if (initOptions.responseMode) {
                      if (initOptions.responseMode === 'query' || initOptions.responseMode === 'fragment') {
                          kc.responseMode = initOptions.responseMode;
                      } else {
                          throw 'Invalid value for responseMode';
                      }
                  }
  
                  if (initOptions.flow) {
                      switch (initOptions.flow) {
                          case 'standard':
                              kc.responseType = 'code';
                              break;
                          case 'implicit':
                              kc.responseType = 'id_token token';
                              break;
                          case 'hybrid':
                              kc.responseType = 'code id_token token';
                              break;
                          default:
                              throw 'Invalid value for flow';
                      }
                      kc.flow = initOptions.flow;
                  }
  
                  if (initOptions.timeSkew != null) {
                      kc.timeSkew = initOptions.timeSkew;
                  }
  
                  if(initOptions.redirectUri) {
                      kc.redirectUri = initOptions.redirectUri;
                  }
  
                  if (initOptions.silentCheckSsoRedirectUri) {
                      kc.silentCheckSsoRedirectUri = initOptions.silentCheckSsoRedirectUri;
                  }
  
                  if (initOptions.pkceMethod) {
                      if (initOptions.pkceMethod !== "S256") {
                          throw 'Invalid value for pkceMethod';
                      }
                      kc.pkceMethod = initOptions.pkceMethod;
                  }
  
                  if (typeof initOptions.enableLogging === 'boolean') {
                      kc.enableLogging = initOptions.enableLogging;
                  } else {
                      kc.enableLogging = false;
                  }
              }
  
              if (!kc.responseMode) {
                  kc.responseMode = 'fragment';
              }
              if (!kc.responseType) {
                  kc.responseType = 'code';
                  kc.flow = 'standard';
              }
  
              var promise = createPromise();
  
              var initPromise = createPromise();
              initPromise.promise.then(function() {
                  kc.onReady && kc.onReady(kc.authenticated);
                  promise.setSuccess(kc.authenticated);
              }).catch(function(errorData) {
                  promise.setError(errorData);
              });
  
              var configPromise = loadConfig(config);
  
              function onLoad() {
                  var doLogin = function(prompt) {
                      if (!prompt) {
                          options.prompt = 'none';
                      }
  
                      kc.login(options).then(function () {
                          initPromise.setSuccess();
                      }).catch(function () {
                          initPromise.setError();
                      });
                  }
  
                  var checkSsoSilently = function() {
                      var ifrm = document.createElement("iframe");
                      var src = kc.createLoginUrl({prompt: 'none', redirectUri: kc.silentCheckSsoRedirectUri});
                      ifrm.setAttribute("src", src);
                      ifrm.setAttribute("title", "keycloak-silent-check-sso");
                      ifrm.style.display = "none";
                      document.body.appendChild(ifrm);
  
                      var messageCallback = function(event) {
                          if (event.origin !== window.location.origin || ifrm.contentWindow !== event.source) {
                              return;
                          }
  
                          var oauth = parseCallback(event.data);
                          processCallback(oauth, initPromise);
  
                          document.body.removeChild(ifrm);
                          window.removeEventListener("message", messageCallback);
                      };
  
                      window.addEventListener("message", messageCallback);
                  };
  
                  var options = {};
                  switch (initOptions.onLoad) {
                      case 'check-sso':
                          if (loginIframe.enable) {
                              setupCheckLoginIframe().then(function() {
                                  checkLoginIframe().then(function (unchanged) {
                                      if (!unchanged) {
                                          kc.silentCheckSsoRedirectUri ? checkSsoSilently() : doLogin(false);
                                      } else {
                                          initPromise.setSuccess();
                                      }
                                  }).catch(function () {
                                      initPromise.setError();
                                  });
                              });
                          } else {
                              kc.silentCheckSsoRedirectUri ? checkSsoSilently() : doLogin(false);
                          }
                          break;
                      case 'login-required':
                          doLogin(true);
                          break;
                      default:
                          throw 'Invalid value for onLoad';
                  }
              }
  
              function processInit() {
                  var callback = parseCallback(window.location.href);
  
                  if (callback) {
                      window.history.replaceState(window.history.state, null, callback.newUrl);
                  }
  
                  if (callback && callback.valid) {
                      return setupCheckLoginIframe().then(function() {
                          processCallback(callback, initPromise);
                      }).catch(function (e) {
                          initPromise.setError();
                      });
                  } else if (initOptions) {
                      if (initOptions.token && initOptions.refreshToken) {
                          setToken(initOptions.token, initOptions.refreshToken, initOptions.idToken);
  
                          if (loginIframe.enable) {
                              setupCheckLoginIframe().then(function() {
                                  checkLoginIframe().then(function (unchanged) {
                                      if (unchanged) {
                                          kc.onAuthSuccess && kc.onAuthSuccess();
                                          initPromise.setSuccess();
                                          scheduleCheckIframe();
                                      } else {
                                          initPromise.setSuccess();
                                      }
                                  }).catch(function () {
                                      initPromise.setError();
                                  });
                              });
                          } else {
                              kc.updateToken(-1).then(function() {
                                  kc.onAuthSuccess && kc.onAuthSuccess();
                                  initPromise.setSuccess();
                              }).catch(function() {
                                  kc.onAuthError && kc.onAuthError();
                                  if (initOptions.onLoad) {
                                      onLoad();
                                  } else {
                                      initPromise.setError();
                                  }
                              });
                          }
                      } else if (initOptions.onLoad) {
                          onLoad();
                      } else {
                          initPromise.setSuccess();
                      }
                  } else {
                      initPromise.setSuccess();
                  }
              }
  
              configPromise.then(processInit);
              configPromise.catch(function() {
                  promise.setError();
              });
  
              return promise.promise;
          }
  
          kc.login = function (options) {
              return adapter.login(options);
          }
  
          function generateRandomData(len) {
              // use web crypto APIs if possible
              var array = null;
              var crypto = window.crypto || window.msCrypto;
              if (crypto && crypto.getRandomValues && window.Uint8Array) {
                  array = new Uint8Array(len);
                  crypto.getRandomValues(array);
                  return array;
              }
  
              // fallback to Math random
              array = new Array(len);
              for (var j = 0; j < array.length; j++) {
                  array[j] = Math.floor(256 * Math.random());
              }
              return array;
          }
  
          function generateCodeVerifier(len) {
              return generateRandomString(len, 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789');
          }
  
          function generateRandomString(len, alphabet){
              var randomData = generateRandomData(len);
              var chars = new Array(len);
              for (var i = 0; i < len; i++) {
                  chars[i] = alphabet.charCodeAt(randomData[i] % alphabet.length);
              }
              return String.fromCharCode.apply(null, chars);
          }
  
          function generatePkceChallenge(pkceMethod, codeVerifier) {
              switch (pkceMethod) {
                  // The use of the "plain" method is considered insecure and therefore not supported.
                  case "S256":
                      // hash codeVerifier, then encode as url-safe base64 without padding
                      var hashBytes = new Uint8Array(sha256_imported.arrayBuffer(codeVerifier));
                      var encodedHash = base64js_imported.fromByteArray(hashBytes)
                          .replace(/\+/g, '-')
                          .replace(/\//g, '_')
                          .replace(/\=/g, '');
                      return encodedHash;
                  default:
                      throw 'Invalid value for pkceMethod';
              }
          }
  
          kc.createLoginUrl = function(options) {
              var state = createUUID();
              var nonce = createUUID();
  
              var redirectUri = adapter.redirectUri(options);
  
              var callbackState = {
                  state: state,
                  nonce: nonce,
                  redirectUri: encodeURIComponent(redirectUri)
              };
  
              if (options && options.prompt) {
                  callbackState.prompt = options.prompt;
              }
  
              var baseUrl;
              if (options && options.action == 'register') {
                  baseUrl = kc.endpoints.register();
              } else {
                  baseUrl = kc.endpoints.authorize();
              }
  
              var scope;
              if (options && options.scope) {
                  if (options.scope.indexOf("openid") != -1) {
                      scope = options.scope;
                  } else {
                      scope = "openid " + options.scope;
                  }
              } else {
                  scope = "openid";
              }
  
              var url = baseUrl
                  + '?client_id=' + encodeURIComponent(kc.clientId)
                  + '&redirect_uri=' + encodeURIComponent(redirectUri)
                  + '&state=' + encodeURIComponent(state)
                  + '&response_mode=' + encodeURIComponent(kc.responseMode)
                  + '&response_type=' + encodeURIComponent(kc.responseType)
                  + '&scope=' + encodeURIComponent(scope);
              if (useNonce) {
                  url = url + '&nonce=' + encodeURIComponent(nonce);
              }
  
              if (options && options.prompt) {
                  url += '&prompt=' + encodeURIComponent(options.prompt);
              }
  
              if (options && options.maxAge) {
                  url += '&max_age=' + encodeURIComponent(options.maxAge);
              }
  
              if (options && options.loginHint) {
                  url += '&login_hint=' + encodeURIComponent(options.loginHint);
              }
  
              if (options && options.idpHint) {
                  url += '&kc_idp_hint=' + encodeURIComponent(options.idpHint);
              }
  
              if (options && options.locale) {
                  url += '&ui_locales=' + encodeURIComponent(options.locale);
              }
  
              if (kc.pkceMethod) {
                  var codeVerifier = generateCodeVerifier(96);
                  callbackState.pkceCodeVerifier = codeVerifier;
                  var pkceChallenge = generatePkceChallenge(kc.pkceMethod, codeVerifier);
                  url += '&code_challenge=' + pkceChallenge;
                  url += '&code_challenge_method=' + kc.pkceMethod;
              }
  
              callbackStorage.add(callbackState);
  
              return url;
          }
  
          kc.logout = function(options) {
              return adapter.logout(options);
          }
  
          kc.createLogoutUrl = function(options) {
              var url = kc.endpoints.logout()
                  + '?redirect_uri=' + encodeURIComponent(adapter.redirectUri(options, false));
  
              return url;
          }
  
          kc.register = function (options) {
              return adapter.register(options);
          }
  
          kc.createRegisterUrl = function(options) {
              if (!options) {
                  options = {};
              }
              options.action = 'register';
              return kc.createLoginUrl(options);
          }
  
          kc.createAccountUrl = function(options) {
              var realm = getRealmUrl();
              var url = undefined;
              if (typeof realm !== 'undefined') {
                  url = realm
                  + '/account'
                  + '?referrer=' + encodeURIComponent(kc.clientId)
                  + '&referrer_uri=' + encodeURIComponent(adapter.redirectUri(options));
              }
              return url;
          }
  
          kc.accountManagement = function() {
              return adapter.accountManagement();
          }
  
          kc.hasRealmRole = function (role) {
              var access = kc.realmAccess;
              return !!access && access.roles.indexOf(role) >= 0;
          }
  
          kc.hasResourceRole = function(role, resource) {
              if (!kc.resourceAccess) {
                  return false;
              }
  
              var access = kc.resourceAccess[resource || kc.clientId];
              return !!access && access.roles.indexOf(role) >= 0;
          }
  
          kc.loadUserProfile = function() {
              var url = getRealmUrl() + '/account';
              var req = new XMLHttpRequest();
              req.open('GET', url, true);
              req.setRequestHeader('Accept', 'application/json');
              req.setRequestHeader('Authorization', 'bearer ' + kc.token);
  
              var promise = createPromise();
  
              req.onreadystatechange = function () {
                  if (req.readyState == 4) {
                      if (req.status == 200) {
                          kc.profile = JSON.parse(req.responseText);
                          promise.setSuccess(kc.profile);
                      } else {
                          promise.setError();
                      }
                  }
              }
  
              req.send();
  
              return promise.promise;
          }
  
          kc.loadUserInfo = function() {
              var url = kc.endpoints.userinfo();
              var req = new XMLHttpRequest();
              req.open('GET', url, true);
              req.setRequestHeader('Accept', 'application/json');
              req.setRequestHeader('Authorization', 'bearer ' + kc.token);
  
              var promise = createPromise();
  
              req.onreadystatechange = function () {
                  if (req.readyState == 4) {
                      if (req.status == 200) {
                          kc.userInfo = JSON.parse(req.responseText);
                          promise.setSuccess(kc.userInfo);
                      } else {
                          promise.setError();
                      }
                  }
              }
  
              req.send();
  
              return promise.promise;
          }
  
          kc.isTokenExpired = function(minValidity) {
              if (!kc.tokenParsed || (!kc.refreshToken && kc.flow != 'implicit' )) {
                  throw 'Not authenticated';
              }
  
              if (kc.timeSkew == null) {
                  logInfo('[KEYCLOAK] Unable to determine if token is expired as timeskew is not set');
                  return true;
              }
  
              var expiresIn = kc.tokenParsed['exp'] - Math.ceil(new Date().getTime() / 1000) + kc.timeSkew;
              if (minValidity) {
                  if (isNaN(minValidity)) {
                      throw 'Invalid minValidity';
                  }
                  expiresIn -= minValidity;
              }
              return expiresIn < 0;
          }
  
          kc.updateToken = function(minValidity) {
              var promise = createPromise();
  
              if (!kc.refreshToken) {
                  promise.setError();
                  return promise.promise;
              }
  
              minValidity = minValidity || 5;
  
              var exec = function() {
                  var refreshToken = false;
                  if (minValidity == -1) {
                      refreshToken = true;
                      logInfo('[KEYCLOAK] Refreshing token: forced refresh');
                  } else if (!kc.tokenParsed || kc.isTokenExpired(minValidity)) {
                      refreshToken = true;
                      logInfo('[KEYCLOAK] Refreshing token: token expired');
                  }
  
                  if (!refreshToken) {
                      promise.setSuccess(false);
                  } else {
                      var params = 'grant_type=refresh_token&' + 'refresh_token=' + kc.refreshToken;
                      var url = kc.endpoints.token();
  
                      refreshQueue.push(promise);
  
                      if (refreshQueue.length == 1) {
                          var req = new XMLHttpRequest();
                          req.open('POST', url, true);
                          req.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
                          req.withCredentials = true;
  
                          params += '&client_id=' + encodeURIComponent(kc.clientId);
  
                          var timeLocal = new Date().getTime();
  
                          req.onreadystatechange = function () {
                              if (req.readyState == 4) {
                                  if (req.status == 200) {
                                      logInfo('[KEYCLOAK] Token refreshed');
  
                                      timeLocal = (timeLocal + new Date().getTime()) / 2;
  
                                      var tokenResponse = JSON.parse(req.responseText);
  
                                      setToken(tokenResponse['access_token'], tokenResponse['refresh_token'], tokenResponse['id_token'], timeLocal);
  
                                      kc.onAuthRefreshSuccess && kc.onAuthRefreshSuccess();
                                      for (var p = refreshQueue.pop(); p != null; p = refreshQueue.pop()) {
                                          p.setSuccess(true);
                                      }
                                  } else {
                                      logWarn('[KEYCLOAK] Failed to refresh token');
  
                                      if (req.status == 400) {
                                          kc.clearToken();
                                      }
  
                                      kc.onAuthRefreshError && kc.onAuthRefreshError();
                                      for (var p = refreshQueue.pop(); p != null; p = refreshQueue.pop()) {
                                          p.setError(true);
                                      }
                                  }
                              }
                          };
  
                          req.send(params);
                      }
                  }
              }
  
              if (loginIframe.enable) {
                  var iframePromise = checkLoginIframe();
                  iframePromise.then(function() {
                      exec();
                  }).catch(function() {
                      promise.setError();
                  });
              } else {
                  exec();
              }
  
              return promise.promise;
          }
  
          kc.clearToken = function() {
              if (kc.token) {
                  setToken(null, null, null);
                  kc.onAuthLogout && kc.onAuthLogout();
                  if (kc.loginRequired) {
                      kc.login();
                  }
              }
          }
  
          function getRealmUrl() {
              if (typeof kc.authServerUrl !== 'undefined') {
                  if (kc.authServerUrl.charAt(kc.authServerUrl.length - 1) == '/') {
                      return kc.authServerUrl + 'realms/' + encodeURIComponent(kc.realm);
                  } else {
                      return kc.authServerUrl + '/realms/' + encodeURIComponent(kc.realm);
                  }
              } else {
              	return undefined;
              }
          }
  
          function getOrigin() {
              if (!window.location.origin) {
                  return window.location.protocol + "//" + window.location.hostname + (window.location.port ? ':' + window.location.port: '');
              } else {
                  return window.location.origin;
              }
          }
  
          function processCallback(oauth, promise) {
              var code = oauth.code;
              var error = oauth.error;
              var prompt = oauth.prompt;
  
              var timeLocal = new Date().getTime();
  
              if (error) {
                  if (prompt != 'none') {
                      var errorData = { error: error, error_description: oauth.error_description };
                      kc.onAuthError && kc.onAuthError(errorData);
                      promise && promise.setError(errorData);
                  } else {
                      promise && promise.setSuccess();
                  }
                  return;
              } else if ((kc.flow != 'standard') && (oauth.access_token || oauth.id_token)) {
                  authSuccess(oauth.access_token, null, oauth.id_token, true);
              }
  
              if ((kc.flow != 'implicit') && code) {
                  var params = 'code=' + code + '&grant_type=authorization_code';
                  var url = kc.endpoints.token();
  
                  var req = new XMLHttpRequest();
                  req.open('POST', url, true);
                  req.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
  
                  params += '&client_id=' + encodeURIComponent(kc.clientId);
                  params += '&redirect_uri=' + oauth.redirectUri;
  
                  if (oauth.pkceCodeVerifier) {
                      params += '&code_verifier=' + oauth.pkceCodeVerifier;
                  }
  
                  req.withCredentials = true;
  
                  req.onreadystatechange = function() {
                      if (req.readyState == 4) {
                          if (req.status == 200) {
  
                              var tokenResponse = JSON.parse(req.responseText);
                              authSuccess(tokenResponse['access_token'], tokenResponse['refresh_token'], tokenResponse['id_token'], kc.flow === 'standard');
                              scheduleCheckIframe();
                          } else {
                              kc.onAuthError && kc.onAuthError();
                              promise && promise.setError();
                          }
                      }
                  };
  
                  req.send(params);
              }
  
              function authSuccess(accessToken, refreshToken, idToken, fulfillPromise) {
                  timeLocal = (timeLocal + new Date().getTime()) / 2;
  
                  setToken(accessToken, refreshToken, idToken, timeLocal);
  
                  if (useNonce && ((kc.tokenParsed && kc.tokenParsed.nonce != oauth.storedNonce) ||
                      (kc.refreshTokenParsed && kc.refreshTokenParsed.nonce != oauth.storedNonce) ||
                      (kc.idTokenParsed && kc.idTokenParsed.nonce != oauth.storedNonce))) {
  
                      logInfo('[KEYCLOAK] Invalid nonce, clearing token');
                      kc.clearToken();
                      promise && promise.setError();
                  } else {
                      if (fulfillPromise) {
                          kc.onAuthSuccess && kc.onAuthSuccess();
                          promise && promise.setSuccess();
                      }
                  }
              }
  
          }
  
          function loadConfig(url) {
              var promise = createPromise();
              var configUrl;
  
              if (!config) {
                  configUrl = 'keycloak.json';
              } else if (typeof config === 'string') {
                  configUrl = config;
              }
  
              function setupOidcEndoints(oidcConfiguration) {
                  if (! oidcConfiguration) {
                      kc.endpoints = {
                          authorize: function() {
                              return getRealmUrl() + '/protocol/openid-connect/auth';
                          },
                          token: function() {
                              return getRealmUrl() + '/protocol/openid-connect/token';
                          },
                          logout: function() {
                              return getRealmUrl() + '/protocol/openid-connect/logout';
                          },
                          checkSessionIframe: function() {
                              var src = getRealmUrl() + '/protocol/openid-connect/login-status-iframe.html';
                              if (kc.iframeVersion) {
                                src = src + '?version=' + kc.iframeVersion;
                              }
                              return src;
                          },
                          register: function() {
                              return getRealmUrl() + '/protocol/openid-connect/registrations';
                          },
                          userinfo: function() {
                              return getRealmUrl() + '/protocol/openid-connect/userinfo';
                          }
                      };
                  } else {
                      kc.endpoints = {
                          authorize: function() {
                              return oidcConfiguration.authorization_endpoint;
                          },
                          token: function() {
                              return oidcConfiguration.token_endpoint;
                          },
                          logout: function() {
                              if (!oidcConfiguration.end_session_endpoint) {
                                  throw "Not supported by the OIDC server";
                              }
                              return oidcConfiguration.end_session_endpoint;
                          },
                          checkSessionIframe: function() {
                              if (!oidcConfiguration.check_session_iframe) {
                                  throw "Not supported by the OIDC server";
                              }
                              return oidcConfiguration.check_session_iframe;
                          },
                          register: function() {
                              throw 'Redirection to "Register user" page not supported in standard OIDC mode';
                          },
                          userinfo: function() {
                              if (!oidcConfiguration.userinfo_endpoint) {
                                  throw "Not supported by the OIDC server";
                              }
                              return oidcConfiguration.userinfo_endpoint;
                          }
                      }
                  }
              }
  
              if (configUrl) {
                  var req = new XMLHttpRequest();
                  req.open('GET', configUrl, true);
                  req.setRequestHeader('Accept', 'application/json');
  
                  req.onreadystatechange = function () {
                      if (req.readyState == 4) {
                          if (req.status == 200 || fileLoaded(req)) {
                              var config = JSON.parse(req.responseText);
  
                              kc.authServerUrl = config['auth-server-url'];
                              kc.realm = config['realm'];
                              kc.clientId = config['resource'];
                              setupOidcEndoints(null);
                              promise.setSuccess();
                          } else {
                              promise.setError();
                          }
                      }
                  };
  
                  req.send();
              } else {
                  if (!config.clientId) {
                      throw 'clientId missing';
                  }
  
                  kc.clientId = config.clientId;
  
                  var oidcProvider = config['oidcProvider'];
                  if (!oidcProvider) {
                      if (!config['url']) {
                          var scripts = document.getElementsByTagName('script');
                          for (var i = 0; i < scripts.length; i++) {
                              if (scripts[i].src.match(/.*keycloak\.js/)) {
                                  config.url = scripts[i].src.substr(0, scripts[i].src.indexOf('/js/keycloak.js'));
                                  break;
                              }
                          }
                      }
                      if (!config.realm) {
                          throw 'realm missing';
                      }
  
                      kc.authServerUrl = config.url;
                      kc.realm = config.realm;
                      setupOidcEndoints(null);
                      promise.setSuccess();
                  } else {
                      if (typeof oidcProvider === 'string') {
                          var oidcProviderConfigUrl;
                          if (oidcProvider.charAt(oidcProvider.length - 1) == '/') {
                              oidcProviderConfigUrl = oidcProvider + '.well-known/openid-configuration';
                          } else {
                              oidcProviderConfigUrl = oidcProvider + '/.well-known/openid-configuration';
                          }
                          var req = new XMLHttpRequest();
                          req.open('GET', oidcProviderConfigUrl, true);
                          req.setRequestHeader('Accept', 'application/json');
  
                          req.onreadystatechange = function () {
                              if (req.readyState == 4) {
                                  if (req.status == 200 || fileLoaded(req)) {
                                      var oidcProviderConfig = JSON.parse(req.responseText);
                                      setupOidcEndoints(oidcProviderConfig);
                                      promise.setSuccess();
                                  } else {
                                      promise.setError();
                                  }
                              }
                          };
  
                          req.send();
                      } else {
                          setupOidcEndoints(oidcProvider);
                          promise.setSuccess();
                      }
                  }
              }
  
              return promise.promise;
          }
  
          function fileLoaded(xhr) {
              return xhr.status == 0 && xhr.responseText && xhr.responseURL.startsWith('file:');
          }
  
          function setToken(token, refreshToken, idToken, timeLocal) {
              if (kc.tokenTimeoutHandle) {
                  clearTimeout(kc.tokenTimeoutHandle);
                  kc.tokenTimeoutHandle = null;
              }
  
              if (refreshToken) {
                  kc.refreshToken = refreshToken;
                  kc.refreshTokenParsed = decodeToken(refreshToken);
              } else {
                  delete kc.refreshToken;
                  delete kc.refreshTokenParsed;
              }
  
              if (idToken) {
                  kc.idToken = idToken;
                  kc.idTokenParsed = decodeToken(idToken);
              } else {
                  delete kc.idToken;
                  delete kc.idTokenParsed;
              }
  
              if (token) {
                  kc.token = token;
                  kc.tokenParsed = decodeToken(token);
                  kc.sessionId = kc.tokenParsed.session_state;
                  kc.authenticated = true;
                  kc.subject = kc.tokenParsed.sub;
                  kc.realmAccess = kc.tokenParsed.realm_access;
                  kc.resourceAccess = kc.tokenParsed.resource_access;
  
                  if (timeLocal) {
                      kc.timeSkew = Math.floor(timeLocal / 1000) - kc.tokenParsed.iat;
                  }
  
                  if (kc.timeSkew != null) {
                      logInfo('[KEYCLOAK] Estimated time difference between browser and server is ' + kc.timeSkew + ' seconds');
  
                      if (kc.onTokenExpired) {
                          var expiresIn = (kc.tokenParsed['exp'] - (new Date().getTime() / 1000) + kc.timeSkew) * 1000;
                          logInfo('[KEYCLOAK] Token expires in ' + Math.round(expiresIn / 1000) + ' s');
                          if (expiresIn <= 0) {
                              kc.onTokenExpired();
                          } else {
                              kc.tokenTimeoutHandle = setTimeout(kc.onTokenExpired, expiresIn);
                          }
                      }
                  }
              } else {
                  delete kc.token;
                  delete kc.tokenParsed;
                  delete kc.subject;
                  delete kc.realmAccess;
                  delete kc.resourceAccess;
  
                  kc.authenticated = false;
              }
          }
  
          function decodeToken(str) {
              str = str.split('.')[1];
  
              str = str.replace('/-/g', '+');
              str = str.replace('/_/g', '/');
              switch (str.length % 4)
              {
                  case 0:
                      break;
                  case 2:
                      str += '==';
                      break;
                  case 3:
                      str += '=';
                      break;
                  default:
                      throw 'Invalid token';
              }
  
              str = (str + '===').slice(0, str.length + (str.length % 4));
              str = str.replace(/-/g, '+').replace(/_/g, '/');
  
              str = decodeURIComponent(escape(atob(str)));
  
              str = JSON.parse(str);
              return str;
          }
  
          function createUUID() {
              var hexDigits = '0123456789abcdef';
              var s = generateRandomString(36, hexDigits).split("");
              s[14] = '4';
              s[19] = hexDigits.substr((s[19] & 0x3) | 0x8, 1);
              s[8] = s[13] = s[18] = s[23] = '-';
              var uuid = s.join('');
              return uuid;
          }
  
          function parseCallback(url) {
              var oauth = parseCallbackUrl(url);
              if (!oauth) {
                  return;
              }
  
              var oauthState = callbackStorage.get(oauth.state);
  
              if (oauthState) {
                  oauth.valid = true;
                  oauth.redirectUri = oauthState.redirectUri;
                  oauth.storedNonce = oauthState.nonce;
                  oauth.prompt = oauthState.prompt;
                  oauth.pkceCodeVerifier = oauthState.pkceCodeVerifier;
              }
  
              return oauth;
          }
  
          function parseCallbackUrl(url) {
              var supportedParams;
              switch (kc.flow) {
                  case 'standard':
                      supportedParams = ['code', 'state', 'session_state'];
                      break;
                  case 'implicit':
                      supportedParams = ['access_token', 'token_type', 'id_token', 'state', 'session_state', 'expires_in'];
                      break;
                  case 'hybrid':
                      supportedParams = ['access_token', 'id_token', 'code', 'state', 'session_state'];
                      break;
              }
  
              supportedParams.push('error');
              supportedParams.push('error_description');
              supportedParams.push('error_uri');
  
              var queryIndex = url.indexOf('?');
              var fragmentIndex = url.indexOf('#');
  
              var newUrl;
              var parsed;
  
              if (kc.responseMode === 'query' && queryIndex !== -1) {
                  newUrl = url.substring(0, queryIndex);
                  parsed = parseCallbackParams(url.substring(queryIndex + 1, fragmentIndex !== -1 ? fragmentIndex : url.length), supportedParams);
                  if (parsed.paramsString !== '') {
                      newUrl += '?' + parsed.paramsString;
                  }
                  if (fragmentIndex !== -1) {
                      newUrl += url.substring(fragmentIndex);
                  }
              } else if (kc.responseMode === 'fragment' && fragmentIndex !== -1) {
                  newUrl = url.substring(0, fragmentIndex);
                  parsed = parseCallbackParams(url.substring(fragmentIndex + 1), supportedParams);
                  if (parsed.paramsString !== '') {
                      newUrl += '#' + parsed.paramsString;
                  }
              }
  
              if (parsed && parsed.oauthParams) {
                  if (kc.flow === 'standard' || kc.flow === 'hybrid') {
                      if ((parsed.oauthParams.code || parsed.oauthParams.error) && parsed.oauthParams.state) {
                          parsed.oauthParams.newUrl = newUrl;
                          return parsed.oauthParams;
                      }
                  } else if (kc.flow === 'implicit') {
                      if ((parsed.oauthParams.access_token || parsed.oauthParams.error) && parsed.oauthParams.state) {
                          parsed.oauthParams.newUrl = newUrl;
                          return parsed.oauthParams;
                      }
                  }
              }
          }
  
          function parseCallbackParams(paramsString, supportedParams) {
              var p = paramsString.split('&');
              var result = {
                  paramsString: '',
                  oauthParams: {}
              }
              for (var i = 0; i < p.length; i++) {
                  var split = p[i].indexOf("=");
                  var key = p[i].slice(0, split);
                  if (supportedParams.indexOf(key) !== -1) {
                      result.oauthParams[key] = p[i].slice(split + 1);
                  } else {
                      if (result.paramsString !== '') {
                          result.paramsString += '&';
                      }
                      result.paramsString += p[i];
                  }
              }
              return result;
          }
  
          function createPromise() {
              // Need to create a native Promise which also preserves the
              // interface of the custom promise type previously used by the API
              var p = {
                  setSuccess: function(result) {
                      p.resolve(result);
                  },
  
                  setError: function(result) {
                      p.reject(result);
                  }
              };
              p.promise = new KeycloakPromise(function(resolve, reject) {
                  p.resolve = resolve;
                  p.reject = reject;
              });
              return p;
          }
  
  
          function setupCheckLoginIframe() {
              var promise = createPromise();
  
              if (!loginIframe.enable) {
                  promise.setSuccess();
                  return promise.promise;
              }
  
              if (loginIframe.iframe) {
                  promise.setSuccess();
                  return promise.promise;
              }
  
              var iframe = document.createElement('iframe');
              loginIframe.iframe = iframe;
  
              iframe.onload = function() {
                  var authUrl = kc.endpoints.authorize();
                  if (authUrl.charAt(0) === '/') {
                      loginIframe.iframeOrigin = getOrigin();
                  } else {
                      loginIframe.iframeOrigin = authUrl.substring(0, authUrl.indexOf('/', 8));
                  }
                  promise.setSuccess();
              }
  
              var src = kc.endpoints.checkSessionIframe();
              iframe.setAttribute('src', src );
              iframe.setAttribute('title', 'keycloak-session-iframe' );
              iframe.style.display = 'none';
              document.body.appendChild(iframe);
  
              var messageCallback = function(event) {
                  if ((event.origin !== loginIframe.iframeOrigin) || (loginIframe.iframe.contentWindow !== event.source)) {
                      return;
                  }
  
                  if (!(event.data == 'unchanged' || event.data == 'changed' || event.data == 'error')) {
                      return;
                  }
  
  
                  if (event.data != 'unchanged') {
                      kc.clearToken();
                  }
  
                  var callbacks = loginIframe.callbackList.splice(0, loginIframe.callbackList.length);
  
                  for (var i = callbacks.length - 1; i >= 0; --i) {
                      var promise = callbacks[i];
                      if (event.data == 'error') {
                          promise.setError();
                      } else {
                          promise.setSuccess(event.data == 'unchanged');
                      }
                  }
              };
  
              window.addEventListener('message', messageCallback, false);
  
              return promise.promise;
          }
  
          function scheduleCheckIframe() {
              if (loginIframe.enable) {
                  if (kc.token) {
                      setTimeout(function() {
                          checkLoginIframe().then(function(unchanged) {
                              if (unchanged) {
                                  scheduleCheckIframe();
                              }
                          });
                      }, loginIframe.interval * 1000);
                  }
              }
          }
  
          function checkLoginIframe() {
              var promise = createPromise();
  
              if (loginIframe.iframe && loginIframe.iframeOrigin ) {
                  var msg = kc.clientId + ' ' + (kc.sessionId ? kc.sessionId : '');
                  loginIframe.callbackList.push(promise);
                  var origin = loginIframe.iframeOrigin;
                  if (loginIframe.callbackList.length == 1) {
                      loginIframe.iframe.contentWindow.postMessage(msg, origin);
                  }
              } else {
                  promise.setSuccess();
              }
  
              return promise.promise;
          }
  
          function loadAdapter(type) {
              if (!type || type == 'default') {
                  return {
                      login: function(options) {
                          window.location.replace(kc.createLoginUrl(options));
                          return createPromise().promise;
                      },
  
                      logout: function(options) {
                          window.location.replace(kc.createLogoutUrl(options));
                          return createPromise().promise;
                      },
  
                      register: function(options) {
                          window.location.replace(kc.createRegisterUrl(options));
                          return createPromise().promise;
                      },
  
                      accountManagement : function() {
                          var accountUrl = kc.createAccountUrl();
                          if (typeof accountUrl !== 'undefined') {
                              window.location.href = accountUrl;
                          } else {
                              throw "Not supported by the OIDC server";
                          }
                          return createPromise().promise;
                      },
  
                      redirectUri: function(options, encodeHash) {
                          if (arguments.length == 1) {
                              encodeHash = true;
                          }
  
                          if (options && options.redirectUri) {
                              return options.redirectUri;
                          } else if (kc.redirectUri) {
                              return kc.redirectUri;
                          } else {
                              return location.href;
                          }
                      }
                  };
              }
  
              if (type == 'cordova') {
                  loginIframe.enable = false;
                  var cordovaOpenWindowWrapper = function(loginUrl, target, options) {
                      if (window.cordova && window.cordova.InAppBrowser) {
                          // Use inappbrowser for IOS and Android if available
                          return window.cordova.InAppBrowser.open(loginUrl, target, options);
                      } else {
                          return window.open(loginUrl, target, options);
                      }
                  };
  
                  var shallowCloneCordovaOptions = function (userOptions) {
                      if (userOptions && userOptions.cordovaOptions) {
                          return Object.keys(userOptions.cordovaOptions).reduce(function (options, optionName) {
                              options[optionName] = userOptions.cordovaOptions[optionName];
                              return options;
                          }, {});
                      } else {
                          return {};
                      }
                  };
  
                  var formatCordovaOptions = function (cordovaOptions) {
                      return Object.keys(cordovaOptions).reduce(function (options, optionName) {
                          options.push(optionName+"="+cordovaOptions[optionName]);
                          return options;
                      }, []).join(",");
                  };
  
                  var createCordovaOptions = function (userOptions) {
                      var cordovaOptions = shallowCloneCordovaOptions(userOptions);
                      cordovaOptions.location = 'no';
                      if (userOptions && userOptions.prompt == 'none') {
                          cordovaOptions.hidden = 'yes';
                      }
                      return formatCordovaOptions(cordovaOptions);
                  };
  
                  return {
                      login: function(options) {
                          var promise = createPromise();
  
                          var cordovaOptions = createCordovaOptions(options);
                          var loginUrl = kc.createLoginUrl(options);
                          var ref = cordovaOpenWindowWrapper(loginUrl, '_blank', cordovaOptions);
                          var completed = false;
  
                          var closed = false;
                          var closeBrowser = function() {
                              closed = true;
                              ref.close();
                          };
  
                          ref.addEventListener('loadstart', function(event) {
                              if (event.url.indexOf('http://localhost') == 0) {
                                  var callback = parseCallback(event.url);
                                  processCallback(callback, promise);
                                  closeBrowser();
                                  completed = true;
                              }
                          });
  
                          ref.addEventListener('loaderror', function(event) {
                              if (!completed) {
                                  if (event.url.indexOf('http://localhost') == 0) {
                                      var callback = parseCallback(event.url);
                                      processCallback(callback, promise);
                                      closeBrowser();
                                      completed = true;
                                  } else {
                                      promise.setError();
                                      closeBrowser();
                                  }
                              }
                          });
  
                          ref.addEventListener('exit', function(event) {
                              if (!closed) {
                                  promise.setError({
                                      reason: "closed_by_user"
                                  });
                              }
                          });
  
                          return promise.promise;
                      },
  
                      logout: function(options) {
                          var promise = createPromise();
  
                          var logoutUrl = kc.createLogoutUrl(options);
                          var ref = cordovaOpenWindowWrapper(logoutUrl, '_blank', 'location=no,hidden=yes');
  
                          var error;
  
                          ref.addEventListener('loadstart', function(event) {
                              if (event.url.indexOf('http://localhost') == 0) {
                                  ref.close();
                              }
                          });
  
                          ref.addEventListener('loaderror', function(event) {
                              if (event.url.indexOf('http://localhost') == 0) {
                                  ref.close();
                              } else {
                                  error = true;
                                  ref.close();
                              }
                          });
  
                          ref.addEventListener('exit', function(event) {
                              if (error) {
                                  promise.setError();
                              } else {
                                  kc.clearToken();
                                  promise.setSuccess();
                              }
                          });
  
                          return promise.promise;
                      },
  
                      register : function(options) {
                          var promise = createPromise();
                          var registerUrl = kc.createRegisterUrl();
                          var cordovaOptions = createCordovaOptions(options);
                          var ref = cordovaOpenWindowWrapper(registerUrl, '_blank', cordovaOptions);
                          ref.addEventListener('loadstart', function(event) {
                              if (event.url.indexOf('http://localhost') == 0) {
                                  ref.close();
                                  var oauth = parseCallback(event.url);
                                  processCallback(oauth, promise);
                              }
                          });
                          return promise.promise;
                      },
  
                      accountManagement : function() {
                          var accountUrl = kc.createAccountUrl();
                          if (typeof accountUrl !== 'undefined') {
                              var ref = cordovaOpenWindowWrapper(accountUrl, '_blank', 'location=no');
                              ref.addEventListener('loadstart', function(event) {
                                  if (event.url.indexOf('http://localhost') == 0) {
                                      ref.close();
                                  }
                              });
                          } else {
                              throw "Not supported by the OIDC server";
                          }
                      },
  
                      redirectUri: function(options) {
                          return 'http://localhost';
                      }
                  }
              }
  
              if (type == 'cordova-native') {
                  loginIframe.enable = false;
  
                  return {
                      login: function(options) {
                          var promise = createPromise();
                          var loginUrl = kc.createLoginUrl(options);
  
                          universalLinks.subscribe('keycloak', function(event) {
                              universalLinks.unsubscribe('keycloak');
                              window.cordova.plugins.browsertab.close();
                              var oauth = parseCallback(event.url);
                              processCallback(oauth, promise);
                          });
  
                          window.cordova.plugins.browsertab.openUrl(loginUrl);
                          return promise.promise;
                      },
  
                      logout: function(options) {
                          var promise = createPromise();
                          var logoutUrl = kc.createLogoutUrl(options);
  
                          universalLinks.subscribe('keycloak', function(event) {
                              universalLinks.unsubscribe('keycloak');
                              window.cordova.plugins.browsertab.close();
                              kc.clearToken();
                              promise.setSuccess();
                          });
  
                          window.cordova.plugins.browsertab.openUrl(logoutUrl);
                          return promise.promise;
                      },
  
                      register : function(options) {
                          var promise = createPromise();
                          var registerUrl = kc.createRegisterUrl(options);
                          universalLinks.subscribe('keycloak' , function(event) {
                              universalLinks.unsubscribe('keycloak');
                              window.cordova.plugins.browsertab.close();
                              var oauth = parseCallback(event.url);
                              processCallback(oauth, promise);
                          });
                          window.cordova.plugins.browsertab.openUrl(registerUrl);
                          return promise.promise;
  
                      },
  
                      accountManagement : function() {
                          var accountUrl = kc.createAccountUrl();
                          if (typeof accountUrl !== 'undefined') {
                              window.cordova.plugins.browsertab.openUrl(accountUrl);
                          } else {
                              throw "Not supported by the OIDC server";
                          }
                      },
  
                      redirectUri: function(options) {
                          if (options && options.redirectUri) {
                              return options.redirectUri;
                          } else if (kc.redirectUri) {
                              return kc.redirectUri;
                          } else {
                              return "http://localhost";
                          }
                      }
                  }
              }
  
              throw 'invalid adapter type: ' + type;
          }
  
          var LocalStorage = function() {
              if (!(this instanceof LocalStorage)) {
                  return new LocalStorage();
              }
  
              localStorage.setItem('kc-test', 'test');
              localStorage.removeItem('kc-test');
  
              var cs = this;
  
              function clearExpired() {
                  var time = new Date().getTime();
                  for (var i = 0; i < localStorage.length; i++)  {
                      var key = localStorage.key(i);
                      if (key && key.indexOf('kc-callback-') == 0) {
                          var value = localStorage.getItem(key);
                          if (value) {
                              try {
                                  var expires = JSON.parse(value).expires;
                                  if (!expires || expires < time) {
                                      localStorage.removeItem(key);
                                  }
                              } catch (err) {
                                  localStorage.removeItem(key);
                              }
                          }
                      }
                  }
              }
  
              cs.get = function(state) {
                  if (!state) {
                      return;
                  }
  
                  var key = 'kc-callback-' + state;
                  var value = localStorage.getItem(key);
                  if (value) {
                      localStorage.removeItem(key);
                      value = JSON.parse(value);
                  }
  
                  clearExpired();
                  return value;
              };
  
              cs.add = function(state) {
                  clearExpired();
  
                  var key = 'kc-callback-' + state.state;
                  state.expires = new Date().getTime() + (60 * 60 * 1000);
                  localStorage.setItem(key, JSON.stringify(state));
              };
          };
  
          var CookieStorage = function() {
              if (!(this instanceof CookieStorage)) {
                  return new CookieStorage();
              }
  
              var cs = this;
  
              cs.get = function(state) {
                  if (!state) {
                      return;
                  }
  
                  var value = getCookie('kc-callback-' + state);
                  setCookie('kc-callback-' + state, '', cookieExpiration(-100));
                  if (value) {
                      return JSON.parse(value);
                  }
              };
  
              cs.add = function(state) {
                  setCookie('kc-callback-' + state.state, JSON.stringify(state), cookieExpiration(60));
              };
  
              cs.removeItem = function(key) {
                  setCookie(key, '', cookieExpiration(-100));
              };
  
              var cookieExpiration = function (minutes) {
                  var exp = new Date();
                  exp.setTime(exp.getTime() + (minutes*60*1000));
                  return exp;
              };
  
              var getCookie = function (key) {
                  var name = key + '=';
                  var ca = document.cookie.split(';');
                  for (var i = 0; i < ca.length; i++) {
                      var c = ca[i];
                      while (c.charAt(0) == ' ') {
                          c = c.substring(1);
                      }
                      if (c.indexOf(name) == 0) {
                          return c.substring(name.length, c.length);
                      }
                  }
                  return '';
              };
  
              var setCookie = function (key, value, expirationDate) {
                  var cookie = key + '=' + value + '; '
                      + 'expires=' + expirationDate.toUTCString() + '; ';
                  document.cookie = cookie;
              }
          };
  
          function createCallbackStorage() {
              try {
                  return new LocalStorage();
              } catch (err) {
              }
  
              return new CookieStorage();
          }
  
          function createLogger(fn) {
              return function() {
                  if (kc.enableLogging) {
                      fn.apply(console, Array.prototype.slice.call(arguments));
                  }
              };
          }
      }
  
      return Keycloak;
  })
  