fixes #5 : should block all possible attemps to delete order after locking

also redirects from edit page to list when locked

PizzaBot/Components/Pages/PizzaOrderEdit.razor

@@ -61,6 +61,10 @@
     {
         <button @onclick="ShowDeleteConfirmation"> 🗑 Delete </button>
     }
+    else if (GlobalStuffService.OrdersLocked)
+    {
+        <p>Orders have been locked!</p>
+    }
     else
     {
 
@@ -166,6 +170,16 @@
         {
             Navigation.NavigateTo("/orderlist", true);
         }
+
+        EventHandler NavigateOnLock = async (sender, eventArgs) =>
+            {
+                if (GlobalStuffService.OrdersLocked)
+                {
+                    Navigation.NavigateTo("/orderlist", true);
+                }
+            };
+
+        GlobalStuffService.OnLockOrMessageChange += NavigateOnLock;
     }
 
     void FormSubmitted(EditContext editContext)

PizzaBot/Services/PizzaDBService.cs

@@ -128,6 +128,11 @@ namespace PizzaBot.Services
 
         public void DeleteById(int id)
         {
+            if (_globalStuffService.OrdersLocked)
+            {
+                return;
+            }
+
             var request = _context.Requests.Find(id);
             var result = _context.Results.Find(id);