added validation and posibility to add custom http status

Backend/mocked-services/src/main/resources/static/html/mock.html

@@ -34,7 +34,7 @@
                             <!-- status -->
                             <div class="max-width  small-vertical-margin">
                                 <label for="httpStatus">Http Status</label>
-                                <!-- <input id="httpStatus" class="bordered-field max-width data-field" type="text" value="200" list="httpStatusSuggestion"> -->
+                                <!--
                                 <select id="httpStatus" class="bordered-field max-width data-field" value="200">
                                     <option value="200">200</option>
                                     <option value="300">300</option>
@@ -43,6 +43,9 @@
                                     <option value="404">404</option>
                                     <option value="500">500</option>
                                 </select>
+                                -->
+                                <input id="httpStatus" type="number" class="bordered-field max-width data-field" value="200"/>
+
                             </div>
                             <!-- content type -->
                             <div class="max-width  small-vertical-margin">

Backend/mocked-services/src/main/resources/static/js/datatransfer.js

@@ -41,7 +41,6 @@ function getData(){
 }
 
 
-
 function checkUuid(){
     if(clientUUID == null || clientUUID == undefined || clientUUID == ''){
         clientUUID = json[0].clientUUID;
@@ -56,8 +55,19 @@ function getDomain(){
     return result;
 }
 
+function httpStatusInvalid(){
+    value = $('#httpStatus').val();
+    return value == '';
+}
+
 function setDataModified(){
+    console.log("dupadupagówno")
     if(dataModified) return;
+    if(httpStatusInvalid()){
+        $('#btn-save').removeClass('active');
+        $('#btn-save').off();
+        return;
+    }
     dataModified = true;
     $('#btn-save').addClass('active');
     $('#btn-save').click(getUpdate);
@@ -197,14 +207,14 @@ function clearMock(){
     $('#httpStatusValues').html('');
 }
 
-function initializeMock(index){
-    clearMock();
-    fillStaticFields(json[index].clientUUID
-        , json[index].mockedResponseId
-        , json[index].mediaType
-        , json[index].messageBody
-        , json[index].httpStatus);
-    fillHeaderTable(json[index].httpHeaders);
+function initializeMocksetModified(index){
+        clearMock();
+        fillStaticFields(json[index].clientUUID
+            , json[index].mockedResponseId
+            , json[index].mediaType
+            , json[index].messageBody
+            , json[index].httpStatus);
+        fillHeaderTable(json[index].httpHeaders);
 }
 
 function fillStaticFields(uuid, id, mediaType, body, httpStatus){