text: /**
   * Javascript implementation of Md5 Algorithm
   *
   *
   * Contributor: Fabricio Nogueira - 2018
   *
   * @export
   * @class Md5
   */
  export class Md5 {
      /**
       *
       *
       * @param {any} lValue
       * @param {any} iShiftBits
       * @returns
       *
       * @memberof Md5
       */
      _rotateLeft(lValue, iShiftBits) {
          return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
      }
      /**
       *
       *
       * @param {any} lX
       * @param {any} lY
       * @returns
       *
       * @memberof Md5
       */
      _addUnsigned(lX, lY) {
          var lX4, lY4, lX8, lY8, lResult;
          lX8 = (lX & 0x80000000);
          lY8 = (lY & 0x80000000);
          lX4 = (lX & 0x40000000);
          lY4 = (lY & 0x40000000);
          lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
          if (lX4 & lY4) {
              return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
          }
          if (lX4 | lY4) {
              if (lResult & 0x40000000) {
                  return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
              } else {
                  return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
              }
          } else {
              return (lResult ^ lX8 ^ lY8);
          }
      }
      /**
       *
       *
       * @param {any} x
       * @param {any} y
       * @param {any} z
       * @returns
       *
       * @memberof Md5
       */
      _f(x, y, z) {
          return (x & y) | ((~x) & z);
      }
      /**
       *
       *
       * @param {any} x
       * @param {any} y
       * @param {any} z
       * @returns
       *
       * @memberof Md5
       */
      _g(x, y, z) {
          return (x & z) | (y & (~z));
      }
      /**
       *
       *
       * @param {any} x
       * @param {any} y
       * @param {any} z
       * @returns
       *
       * @memberof Md5
       */
      _h(x, y, z) {
          return (x ^ y ^ z);
      }
      /**
       *
       *
       * @param {any} x
       * @param {any} y
       * @param {any} z
       * @returns
       *
       * @memberof Md5
       */
      _i(x, y, z) {
          return (y ^ (x | (~z)));
      }
      /**
       *
       *
       * @param {any} a
       * @param {any} b
       * @param {any} c
       * @param {any} d
       * @param {any} x
       * @param {any} s
       * @param {any} ac
       * @returns
       *
       * @memberof Md5
       */
      _ff(a, b, c, d, x, s, ac) {
          a = this._addUnsigned(a, this._addUnsigned(this._addUnsigned(this._f(b, c, d), x), ac));
          return this._addUnsigned(this._rotateLeft(a, s), b);
      }
      /**
       *
       *
       * @param {any} a
       * @param {any} b
       * @param {any} c
       * @param {any} d
       * @param {any} x
       * @param {any} s
       * @param {any} ac
       * @returns
       *
       * @memberof Md5
       */
      _gg(a, b, c, d, x, s, ac) {
          a = this._addUnsigned(a, this._addUnsigned(this._addUnsigned(this._g(b, c, d), x), ac));
          return this._addUnsigned(this._rotateLeft(a, s), b);
      }
      /**
       *
       *
       * @param {any} a
       * @param {any} b
       * @param {any} c
       * @param {any} d
       * @param {any} x
       * @param {any} s
       * @param {any} ac
       * @returns
       *
       * @memberof Md5
       */
      _hh(a, b, c, d, x, s, ac) {
          a = this._addUnsigned(a, this._addUnsigned(this._addUnsigned(this._h(b, c, d), x), ac));
          return this._addUnsigned(this._rotateLeft(a, s), b);
      }
      /**
       *
       *
       * @param {any} a
       * @param {any} b
       * @param {any} c
       * @param {any} d
       * @param {any} x
       * @param {any} s
       * @param {any} ac
       * @returns
       *
       * @memberof Md5
       */
      _ii(a, b, c, d, x, s, ac) {
          a = this._addUnsigned(a, this._addUnsigned(this._addUnsigned(this._i(b, c, d), x), ac));
          return this._addUnsigned(this._rotateLeft(a, s), b);
      }
      /**
       *
       *
       * @param {any} string
       * @returns
       *
       * @memberof Md5
       */
      _convertToWordArray(string) {
          var lWordCount;
          var lMessageLength = string.length;
          var lNumberOfWords_temp1 = lMessageLength + 8;
          var lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64;
          var lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16;
          var lWordArray = Array(lNumberOfWords - 1);
          var lBytePosition = 0;
          var lByteCount = 0;
          while (lByteCount < lMessageLength) {
              lWordCount = (lByteCount - (lByteCount % 4)) / 4;
              lBytePosition = (lByteCount % 4) * 8;
              lWordArray[lWordCount] = (lWordArray[lWordCount] | (string.charCodeAt(lByteCount) << lBytePosition));
              lByteCount++;
          }
          lWordCount = (lByteCount - (lByteCount % 4)) / 4;
          lBytePosition = (lByteCount % 4) * 8;
          lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
          lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
          lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
          return lWordArray;
      }
      /**
       *
       *
       * @param {any} lValue
       * @returns
       *
       * @memberof Md5
       */
      _wordToHex(lValue) {
          var WordToHexValue = "",
              WordToHexValue_temp = "",
              lByte, lCount;
          for (lCount = 0; lCount <= 3; lCount++) {
              lByte = (lValue >>> (lCount * 8)) & 255;
              WordToHexValue_temp = "0" + lByte.toString(16);
              WordToHexValue = WordToHexValue + WordToHexValue_temp.substr(WordToHexValue_temp.length - 2, 2);
          }
          return WordToHexValue;
      }
      /**
       *
       *
       * @param {any} string
       * @returns
       *
       * @memberof Md5
       */
      _utf8Encode(string) {
          string = string.replace(/\r\n/g, "\n");
          var utftext = "";
  
          for (var n = 0; n < string.length; n++) {
  
              var c = string.charCodeAt(n);
  
              if (c < 128) {
                  utftext += String.fromCharCode(c);
              } else if ((c > 127) & (c < 2048)) {
                  utftext += String.fromCharCode((c >> 6) | 192);
                  utftext += String.fromCharCode((c & 63) | 128);
              } else {
                  utftext += String.fromCharCode((c >> 12) | 224);
                  utftext += String.fromCharCode(((c >> 6) & 63) | 128);
                  utftext += String.fromCharCode((c & 63) | 128);
              }
  
          }
          return utftext;
      }
      /**
       *
       *
       * @param {any} string
       * @returns
       *
       * @memberof Md5
       */
      encode(string) {
          if (!string) {
              return null;
          }
          let x = Array();
          let k, AA, BB, CC, DD, a, b, c, d;
          let S11 = 7,
              S12 = 12,
              S13 = 17,
              S14 = 22;
          let S21 = 5,
              S22 = 9,
              S23 = 14,
              S24 = 20;
          let S31 = 4,
              S32 = 11,
              S33 = 16,
              S34 = 23;
          let S41 = 6,
              S42 = 10,
              S43 = 15,
              S44 = 21;
          string = this._utf8Encode(string);
          x = this._convertToWordArray(string);
          a = 0x67452301;
          b = 0xEFCDAB89;
          c = 0x98BADCFE;
          d = 0x10325476;
          for (k = 0; k < x.length; k += 16) {
              AA = a;
              BB = b;
              CC = c;
              DD = d;
              a = this._ff(a, b, c, d, x[k + 0], S11, 0xD76AA478);
              d = this._ff(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
              c = this._ff(c, d, a, b, x[k + 2], S13, 0x242070DB);
              b = this._ff(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
              a = this._ff(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
              d = this._ff(d, a, b, c, x[k + 5], S12, 0x4787C62A);
              c = this._ff(c, d, a, b, x[k + 6], S13, 0xA8304613);
              b = this._ff(b, c, d, a, x[k + 7], S14, 0xFD469501);
              a = this._ff(a, b, c, d, x[k + 8], S11, 0x698098D8);
              d = this._ff(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
              c = this._ff(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
              b = this._ff(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
              a = this._ff(a, b, c, d, x[k + 12], S11, 0x6B901122);
              d = this._ff(d, a, b, c, x[k + 13], S12, 0xFD987193);
              c = this._ff(c, d, a, b, x[k + 14], S13, 0xA679438E);
              b = this._ff(b, c, d, a, x[k + 15], S14, 0x49B40821);
              a = this._gg(a, b, c, d, x[k + 1], S21, 0xF61E2562);
              d = this._gg(d, a, b, c, x[k + 6], S22, 0xC040B340);
              c = this._gg(c, d, a, b, x[k + 11], S23, 0x265E5A51);
              b = this._gg(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
              a = this._gg(a, b, c, d, x[k + 5], S21, 0xD62F105D);
              d = this._gg(d, a, b, c, x[k + 10], S22, 0x2441453);
              c = this._gg(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
              b = this._gg(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
              a = this._gg(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
              d = this._gg(d, a, b, c, x[k + 14], S22, 0xC33707D6);
              c = this._gg(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
              b = this._gg(b, c, d, a, x[k + 8], S24, 0x455A14ED);
              a = this._gg(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
              d = this._gg(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
              c = this._gg(c, d, a, b, x[k + 7], S23, 0x676F02D9);
              b = this._gg(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
              a = this._hh(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
              d = this._hh(d, a, b, c, x[k + 8], S32, 0x8771F681);
              c = this._hh(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
              b = this._hh(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
              a = this._hh(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
              d = this._hh(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
              c = this._hh(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
              b = this._hh(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
              a = this._hh(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
              d = this._hh(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
              c = this._hh(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
              b = this._hh(b, c, d, a, x[k + 6], S34, 0x4881D05);
              a = this._hh(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
              d = this._hh(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
              c = this._hh(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
              b = this._hh(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
              a = this._ii(a, b, c, d, x[k + 0], S41, 0xF4292244);
              d = this._ii(d, a, b, c, x[k + 7], S42, 0x432AFF97);
              c = this._ii(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
              b = this._ii(b, c, d, a, x[k + 5], S44, 0xFC93A039);
              a = this._ii(a, b, c, d, x[k + 12], S41, 0x655B59C3);
              d = this._ii(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
              c = this._ii(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
              b = this._ii(b, c, d, a, x[k + 1], S44, 0x85845DD1);
              a = this._ii(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
              d = this._ii(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
              c = this._ii(c, d, a, b, x[k + 6], S43, 0xA3014314);
              b = this._ii(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
              a = this._ii(a, b, c, d, x[k + 4], S41, 0xF7537E82);
              d = this._ii(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
              c = this._ii(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
              b = this._ii(b, c, d, a, x[k + 9], S44, 0xEB86D391);
              a = this._addUnsigned(a, AA);
              b = this._addUnsigned(b, BB);
              c = this._addUnsigned(c, CC);
              d = this._addUnsigned(d, DD);
          }
          let temp = this._wordToHex(a) + this._wordToHex(b) + this._wordToHex(c) + this._wordToHex(d);
          return temp.toLowerCase();
      }
  }
  