add lastmodified and lastmodifiedid to table also add code for modified and create

CarParkValidationAPI/Controllers/ValidationPointController.cs

@@ -23,14 +23,17 @@ namespace CarParkValidationAPI.Controllers
         [HttpPost]
         public async Task<IActionResult> ValidationPoint([FromBody] ValidationPointDto model)
         {
+            var currentUser = (User)HttpContext.Items["User"];
+            if (null == currentUser)
+                return Unauthorized(new { message = "Unauthorized" });
+            _validationPoint.SetCurrentUser(currentUser.Username);
             var response = await _validationPoint.SaveValidationPointAsync(model);
             return Ok(response);
         }
-
        
         [HttpGet]
         public async Task<IActionResult> ValidationPoint(bool onlyActive=true)
-        {
+        {   
             var retval = await _validationPoint.LoadValidationPointAsync(onlyActive);
             return Ok(retval);
         }
@@ -50,12 +53,11 @@ namespace CarParkValidationAPI.Controllers
         [HttpDelete("{id:int}")]
         public async Task<IActionResult> DeleteConcessionType(int id)
         {
-            /*
             // only admins can access other user records
             var currentUser = (User)HttpContext.Items["User"];
-            if (id != currentUser.Id && currentUser.Role != Role.Admin)
+            if (null == currentUser)
                 return Unauthorized(new { message = "Unauthorized" });
-            */
+            _validationPoint.SetCurrentUser(currentUser.Username);
             var retval = await _validationPoint.DeleteValidationPointAsync(id);
             return Ok(retval);
         }