Ajax support added

Ajax.js

+;(function(){
+	const transformCfg = function( cfg ){
+		return Object.assign( {}, cfg, {
+			headers: Object.assign(
+				{
+					'Content-Type': 'application/json',
+					'Accept': 'application/json'
+				},
+				cfg && cfg.headers || {}
+			)
+		} );
+	};
+	let refreshing = false, refreshed = false;
+	const xhrProceed = function( method, xhr, cfg, cb ){
+		xhr.open( method, cfg.url, true );
+		for( let key in cfg.headers ){
+			xhr.setRequestHeader( key, cfg.headers[ key ] );
+		}
+
+		xhr.onreadystatechange = function(){
+			if( xhr.readyState === 4 && xhr.status === 204 ){
+				cb && cb( false, { error: false } );
+				return;
+			}else if( xhr.readyState === 4 && xhr.status >= 200 && xhr.status < 300 ){
+				let json;
+				if( cfg.bonus && cfg.bonus.raw )
+					return cb && cb( false, xhr );
+				try{
+					json = JSON.parse( xhr.responseText );
+					cb && cb( false, json );
+				}catch( e ){
+					console.error( 'AJAX:' + method + ' Incorrect Response ← ' + cfg.url, xhr.responseText, e );
+					cb && cb( true, e );
+				}
+			}else if( xhr.status === 404 ){
+				cb && cb( true );
+			}else if( xhr.status === 503 ){
+				// Server is busy
+				/*
+				{
+						"message": "Идет обновление..."
+				}
+				 */
+			}else if( xhr.status === 401 ){
+				//debugger
+				//Пользователь не авторизован
+				if( window.location.pathname !== "/login" ){
+					if( !refreshed && !refreshing ){
+						refreshing = true;
+						ACTION.REFRESH_TOKEN.execute( function( err ){
+							refreshing = false;
+							refreshed = !!err;
+						} );
+					}else if( !refreshing ){
+						window.location.pathname = "/login";
+					}
+				}
+				return;
+			}else if( xhr.status === 403 ){
+				//Нет доступа к ассистенту
+				window.location.href = "/";
+				return;
+			}else if( xhr.status >= 400 ){
+				/*HeaderModel.statusNotification.statuses.push({type: 'error'});
+				setTimeout(function () {
+					HeaderModel.statusNotification.statuses.length = 0;
+				}, 3000);*/
+				cb && cb( true, { "status": "error" } );
+				return;
+			}
+		};
+	};
+	const Ajax = {
+		post( url, data, cb, cfg, method ){
+			method = method || 'POST';
+			let stringData = '';
+			try{
+				stringData = JSON.stringify( data );
+				cfg = transformCfg( cfg || {} );
+				cfg.url = url;
+
+				const xhr = new XMLHttpRequest();
+				xhrProceed( method.toUpperCase(), xhr, cfg, cb );
+				xhr.send( stringData );
+			}catch( e ){
+				/* HeaderModel.statusNotification.statuses.push({type: 'error'});
+				 setTimeout(function () {
+					 HeaderModel.statusNotification.statuses.length = 0;
+				 }, 3000);*/
+				console.error( 'AJAX:' + method.toUpperCase() + ' → ' + url, e );
+				cb && cb( true, e );
+			}
+		},
+		put( url, data, cb, cfg ){
+			Ajax.post( url, data, cb, cfg, 'PUT' );
+		},
+		[ 'delete' ]( url, data, cb, cfg ){
+			Ajax.post( url, data, cb, cfg, 'DELETE' );
+		},
+
+		get( url, cb, cfg ){
+			try{
+				cfg = transformCfg( cfg || {} );
+				cfg.url = url;
+				const xhr = new XMLHttpRequest();
+				xhrProceed( "GET", xhr, cfg, cb );
+				xhr.send( cfg.data || null );
+			}catch( e ){
+				/*HeaderModel.statusNotification.statuses.push({type: 'error'});
+				setTimeout(function () {
+					HeaderModel.statusNotification.statuses.length = 0;
+				}, 3000);*/
+				console.error( 'AJAX:GET → ' + url, e );
+				cb && cb( true, e );
+			}
+		}
+	};
+	const AsyncAjax = Ajax.async = {
+		get( url, cfg ){
+			return new Promise( function( resolve, reject ){
+				Ajax.get( url, function( err, data ){
+					if( err ){
+						reject( data );
+					}else{
+						resolve( data );
+					}
+				}, cfg )
+			} );
+		},
+		post( url, data, cfg ){
+			return new Promise( function( resolve, reject ){
+				Ajax.post( url, data, function( err, data ){
+					if( err ){
+						reject( data );
+					}else{
+						resolve( data );
+					}
+				}, cfg )
+			} );
+		},
+		put( url, data, cfg ){
+			return new Promise( function( resolve, reject ){
+				Ajax.put( url, data, function( err, data ){
+					if( err ){
+						reject( data );
+					}else{
+						resolve( data );
+					}
+				}, cfg )
+			} );
+		},
+		[ 'delete' ]( url, data, cfg ){
+			return new Promise( function( resolve, reject ){
+				Ajax[ 'delete' ]( url, data, function( err, data ){
+					if( err ){
+						reject( data );
+					}else{
+						resolve( data );
+					}
+				}, cfg )
+			} );
+		}
+	};
+
+	(typeof module === 'object') && (module.exports = Ajax);
+	(typeof window === 'object') && (window.Ajax = Ajax);
+})();
\ No newline at end of file

build.js

@@ -3,7 +3,7 @@ const {minify} = require("terser"),
     path = require( 'path'),
 
     DOM = ['DOM.js'],
-    rDOM = DOM.concat('Observer.js', 'Store.js', 'Transform.js'),
+    rDOM = DOM.concat('Observer.js', 'Store.js', 'Transform.js', 'Ajax.js'),
     dir = 'build',
     header = `/* Vanilla.js Reactivity by Ivan Kubota. 
 * ©Form.dev 2012—${(new Date()).getFullYear()}