address edit wo

app/Http/Controllers/CustomerService/CustomerController.php

 	    		$street = $request->street;
 	    	}
 
-	    	$cov = Coverage::where('building_name',$request->building)->first();
+			$cov = Coverage::where('building_name',$request->building)->first();
+			
+			if(!empty($cov)){
+				$building = $cov->building_name;
+				$postcode = $cov->postcode;
+				$city = $cov->city;
+				$state = $cov->state;
+			}else {
+				$building = $request->building;
+				$postcode = '-'; 
+				$city = '-'; 
+				$state = '-';
+			}
 
 	    	$form->name = $request->name;
 	    	$form->ic = $request->ic;
 	    	$form->phone1 = $request->phone1;
 	    	$form->phone2 = $phone;
 	    	$form->unit_no = $request->unit_no;
-	    	$form->building_name = $cov->building_name;
+	    	$form->building_name = $building;
 	    	$form->street = $street;
-	    	$form->city = $cov->city;
-	    	$form->postcode = $cov->postcode;
-	    	$form->state = $cov->state;
+	    	$form->city = $city;
+	    	$form->postcode = $postcode;
+	    	$form->state = $state;
 	    	$form->save();
 
 	    	return redirect()->back()->with('success_msg', 'Success! Update customer '.$request->get('name'));

resources/views/customer-service/edit_work_order.blade.php

 								@if($c->building_name == $form->Subscriber->building_name)
 								<option value='{{$c->building_name}}' selected>{{$c->building_name}}</option>
 								@else {
+								<option value='-'>Please Select Building</option>
 								<option value='{{$c->building_name}}'>{{$c->building_name}}</option>
 								@endif
 								@endforeach