SAPUI5PromisesAJAXOData.js

sap.ui.controller("Main", {

/**
* Called when a controller is instantiated and its View controls (if available) are already created.
* Can be used to modify the View before it is displayed, to bind event handlers and do other one-time initialization.
* @memberOf testcockpit.Main
*/
	onInit: function() {
//		$.ajaxSetup({
//			  beforeSend: function(oXhr) {
//			    oXhr.setRequestHeader("X-CSRF-Token", sTheToken);
//			  }
//			});
//	
//		$.get("https://test.com:1234/PROJECT_SRV/Jobs('J.17.000004')?$expand=JobToPartner,JobWbs,JobToWbsPartner,MaterialComp,EquipmentAct,PersonnelAct,GeneralActivity&$format=json",
//				  function(oResult) { console.log(oResult) } 
//				);
//		
	
		this._fetchCSRFToken().then((data, textStatus, request)=>{			
			
			this._token = request.getResponseHeader('x-csrf-token');
			
			$.ajaxSetup({
				  beforeSend: function(oXhr) {
				    oXhr.setRequestHeader("X-CSRF-Token", request.getResponseHeader('x-csrf-token') );
				  }
			});
			
		}).done(()=>{
			this._createData();
		});
	},
	
	

	_createData : function(){
		console.log(this._token);
		var dat = {
				"Carrid" : "992",
				"Carrname" : "Air India",
				"Currcode" : "AI",
				"Url" : "http://ai.com"
		};
		return $.ajax({
			   url : "proxy/https/test.com:1234/PROJECT_SRV/sap/opu/odata/sap/ZSFLIGHT_GW_SRV/AirlinesSet",
			   type: "POST", //or POST?
			   dataType: "json",
			   contentType: "application/json",
			   data : JSON.stringify(dat),
			   headers : { 'x-http-method': 'POST' },
			   xhrFields: 
			        {
			            withCredentials: true
			        },
			 
			   success: function(){console.log("The call was successful")},
			   error: function(){console.log("The call was not successful")}
			});
	},
	
	_fetchCSRFToken : function(){
		return $.ajax({
			   url : "proxy/https/test.com:1234/PROJECT_SRV/sap/opu/odata/sap/ZSFLIGHT_GW_SRV/AirlinesSet",
			   type: "GET", //or POST?
			   dataType: "json",		   
			   
			   xhrFields: 
			        {
			            withCredentials: true
			        },
			   beforeSend: function (request)
			        {
			            request.setRequestHeader("X-CSRF-Token", "FETCH");
			        },
			   success: function(data, textStatus, request){console.log("The call was successful")},
			   error: function(){console.log("The call was not successful")}
			});
	}
});