var global = {
    loaded: false,
    baseUrl: "./api",
    on_load:function(){
        if(!global.loaded){
            global.loaded = true;
        }
    },
    utils: {
            isJSON: function(str){
                try {
                    JSON.parse(str);
                } catch (e) {
                    return false;
                }
                return true;
            },
            goPage: function(url){
                window.location.assign(url);
            },
            validateEmail: function(email) {
               var re = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/;
               return re.test(email);
            },
            validateRif: function(rif) {
               var re = /^([VEJPG]{1})([0-9]{7,9})$/;
               return re.test(rif);
            },
            obtenerCookie: function(clave) {
                var name = clave + "=";
                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 "";
                },
            wait: {
                show: function() {
                    var app         = document.getElementsByTagName("body")[0];
                    var wait        = document.createElement("DIV");
                    wait.classList.add("mfWaitPage");
                    wait.id         = "mfWaitPage";
                    wait.innerHTML  = '<i class="fa fa-spinner fa-spin" aria-hidden="true"></i>';
                    app.appendChild(wait);
                },
                hide: function() {
                    var wait = document.getElementById("mfWaitPage");
                    if (wait !== null) {
                        wait.parentNode.removeChild(wait);
                    }
                }
            },
            callAjax: function( oCallAjax){
                var method      = oCallAjax.metodo;
                var url         = oCallAjax.url;
                var parms       = oCallAjax.parameters;
                var onsucces    = oCallAjax.onsucces;
                var onerror     = oCallAjax.onerror;
//                global.utils.wait.show();
                var xhttp = new XMLHttpRequest();
                xhttp.onreadystatechange = function() {
                    if (this.readyState == 4) {
                        /*var rsp = JSON.parse(this.responseText);*/
                        var rsp = this.responseText;
                        switch (this.status){
                            case 200:
                                /*callback(rsp);*/
                                onsucces(rsp);
                                break;
                            case 400:
                                onerror(rsp);
//                                global.utils.wait.hide();
                            break;
                            case 401 :
                                onerror(rsp);
//                                global.utils.wait.hide();
                            break;
                            case 403 :
                                onerror(rsp);
//                                global.utils.wait.hide();
                            break;
                            case 500 :
                                onerror(rsp);
//                                global.utils.wait.hide();
                            break;    
                        }
                    }else{
//                        //console.log(this.statusText);
                     }
                };
                if(method.toUpperCase() == "GET"){
                    xhttp.open(method.toUpperCase(),  url + parms, true);
                    xhttp.send();
                }else if(method.toUpperCase() == "POST"){
                    xhttp.open("POST", url, true);
                    var formdata = new FormData();
                    var params = parms.replace(/\?/, "");
                    for (var i=0; i<params.split("&").length; i++){
                        formdata.append(encodeURIComponent(params.split("&")[i].split("=")[0]),encodeURIComponent(params.split("&")[i].split("=")[1]));
                    }
                    xhttp.send(formdata);
                }
/*                xhttp.open(method, url, true);
                xhttp.send();*/
            },
            MD5 : function (string) {
            
               function RotateLeft(lValue, iShiftBits) {
                       return (lValue<<iShiftBits) | (lValue>>>(32-iShiftBits));
               }
            
               function 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);
                       }
               }
            
               function F(x,y,z) { return (x & y) | ((~x) & z); }
               function G(x,y,z) { return (x & z) | (y & (~z)); }
               function H(x,y,z) { return (x ^ y ^ z); }
               function I(x,y,z) { return (y ^ (x | (~z))); }
            
               function FF(a,b,c,d,x,s,ac) {
                       a = AddUnsigned(a, AddUnsigned(AddUnsigned(F(b, c, d), x), ac));
                       return AddUnsigned(RotateLeft(a, s), b);
               }
            
               function GG(a,b,c,d,x,s,ac) {
                       a = AddUnsigned(a, AddUnsigned(AddUnsigned(G(b, c, d), x), ac));
                       return AddUnsigned(RotateLeft(a, s), b);
               }
            
               function HH(a,b,c,d,x,s,ac) {
                       a = AddUnsigned(a, AddUnsigned(AddUnsigned(H(b, c, d), x), ac));
                       return AddUnsigned(RotateLeft(a, s), b);
               }
            
               function II(a,b,c,d,x,s,ac) {
                       a = AddUnsigned(a, AddUnsigned(AddUnsigned(I(b, c, d), x), ac));
                       return AddUnsigned(RotateLeft(a, s), b);
               }
            
               function 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;
               }
            
               function 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;
               }
            
               function 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;
               }
            
               var x=Array();
               var k,AA,BB,CC,DD,a,b,c,d;
               var S11=7, S12=12, S13=17, S14=22;
               var S21=5, S22=9 , S23=14, S24=20;
               var S31=4, S32=11, S33=16, S34=23;
               var S41=6, S42=10, S43=15, S44=21;
            
               string = Utf8Encode(string);
            
               x = 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=FF(a,b,c,d,x[k+0], S11,0xD76AA478);
                       d=FF(d,a,b,c,x[k+1], S12,0xE8C7B756);
                       c=FF(c,d,a,b,x[k+2], S13,0x242070DB);
                       b=FF(b,c,d,a,x[k+3], S14,0xC1BDCEEE);
                       a=FF(a,b,c,d,x[k+4], S11,0xF57C0FAF);
                       d=FF(d,a,b,c,x[k+5], S12,0x4787C62A);
                       c=FF(c,d,a,b,x[k+6], S13,0xA8304613);
                       b=FF(b,c,d,a,x[k+7], S14,0xFD469501);
                       a=FF(a,b,c,d,x[k+8], S11,0x698098D8);
                       d=FF(d,a,b,c,x[k+9], S12,0x8B44F7AF);
                       c=FF(c,d,a,b,x[k+10],S13,0xFFFF5BB1);
                       b=FF(b,c,d,a,x[k+11],S14,0x895CD7BE);
                       a=FF(a,b,c,d,x[k+12],S11,0x6B901122);
                       d=FF(d,a,b,c,x[k+13],S12,0xFD987193);
                       c=FF(c,d,a,b,x[k+14],S13,0xA679438E);
                       b=FF(b,c,d,a,x[k+15],S14,0x49B40821);
                       a=GG(a,b,c,d,x[k+1], S21,0xF61E2562);
                       d=GG(d,a,b,c,x[k+6], S22,0xC040B340);
                       c=GG(c,d,a,b,x[k+11],S23,0x265E5A51);
                       b=GG(b,c,d,a,x[k+0], S24,0xE9B6C7AA);
                       a=GG(a,b,c,d,x[k+5], S21,0xD62F105D);
                       d=GG(d,a,b,c,x[k+10],S22,0x2441453);
                       c=GG(c,d,a,b,x[k+15],S23,0xD8A1E681);
                       b=GG(b,c,d,a,x[k+4], S24,0xE7D3FBC8);
                       a=GG(a,b,c,d,x[k+9], S21,0x21E1CDE6);
                       d=GG(d,a,b,c,x[k+14],S22,0xC33707D6);
                       c=GG(c,d,a,b,x[k+3], S23,0xF4D50D87);
                       b=GG(b,c,d,a,x[k+8], S24,0x455A14ED);
                       a=GG(a,b,c,d,x[k+13],S21,0xA9E3E905);
                       d=GG(d,a,b,c,x[k+2], S22,0xFCEFA3F8);
                       c=GG(c,d,a,b,x[k+7], S23,0x676F02D9);
                       b=GG(b,c,d,a,x[k+12],S24,0x8D2A4C8A);
                       a=HH(a,b,c,d,x[k+5], S31,0xFFFA3942);
                       d=HH(d,a,b,c,x[k+8], S32,0x8771F681);
                       c=HH(c,d,a,b,x[k+11],S33,0x6D9D6122);
                       b=HH(b,c,d,a,x[k+14],S34,0xFDE5380C);
                       a=HH(a,b,c,d,x[k+1], S31,0xA4BEEA44);
                       d=HH(d,a,b,c,x[k+4], S32,0x4BDECFA9);
                       c=HH(c,d,a,b,x[k+7], S33,0xF6BB4B60);
                       b=HH(b,c,d,a,x[k+10],S34,0xBEBFBC70);
                       a=HH(a,b,c,d,x[k+13],S31,0x289B7EC6);
                       d=HH(d,a,b,c,x[k+0], S32,0xEAA127FA);
                       c=HH(c,d,a,b,x[k+3], S33,0xD4EF3085);
                       b=HH(b,c,d,a,x[k+6], S34,0x4881D05);
                       a=HH(a,b,c,d,x[k+9], S31,0xD9D4D039);
                       d=HH(d,a,b,c,x[k+12],S32,0xE6DB99E5);
                       c=HH(c,d,a,b,x[k+15],S33,0x1FA27CF8);
                       b=HH(b,c,d,a,x[k+2], S34,0xC4AC5665);
                       a=II(a,b,c,d,x[k+0], S41,0xF4292244);
                       d=II(d,a,b,c,x[k+7], S42,0x432AFF97);
                       c=II(c,d,a,b,x[k+14],S43,0xAB9423A7);
                       b=II(b,c,d,a,x[k+5], S44,0xFC93A039);
                       a=II(a,b,c,d,x[k+12],S41,0x655B59C3);
                       d=II(d,a,b,c,x[k+3], S42,0x8F0CCC92);
                       c=II(c,d,a,b,x[k+10],S43,0xFFEFF47D);
                       b=II(b,c,d,a,x[k+1], S44,0x85845DD1);
                       a=II(a,b,c,d,x[k+8], S41,0x6FA87E4F);
                       d=II(d,a,b,c,x[k+15],S42,0xFE2CE6E0);
                       c=II(c,d,a,b,x[k+6], S43,0xA3014314);
                       b=II(b,c,d,a,x[k+13],S44,0x4E0811A1);
                       a=II(a,b,c,d,x[k+4], S41,0xF7537E82);
                       d=II(d,a,b,c,x[k+11],S42,0xBD3AF235);
                       c=II(c,d,a,b,x[k+2], S43,0x2AD7D2BB);
                       b=II(b,c,d,a,x[k+9], S44,0xEB86D391);
                       a=AddUnsigned(a,AA);
                       b=AddUnsigned(b,BB);
                       c=AddUnsigned(c,CC);
                       d=AddUnsigned(d,DD);
                       }
            
                   var temp = WordToHex(a)+WordToHex(b)+WordToHex(c)+WordToHex(d);
            
                   return temp.toLowerCase();
            }
    }
};