Closes #4: Attempting to unlock orders when one has already been

marked as payed explains consequences and prompts for confirmation

PizzaBot/Components/Pages/Admin.razor

@@ -12,16 +12,24 @@
 
 
 <h4>Order Locking</h4>
-<button @onclick="ToggleOrdersLocked" class="btn btn-danger">
 @if (GlobalStuffService.OrdersLocked)
 {
+    <button @onclick="UnlockOrders" class="btn btn-danger">
         <span>Unlock Orders</span>
+    </button>
 }
 else
 {
+    <button @onclick="LockOrders" class="btn btn-danger">
         <span>Lock Orders</span>
-    }
     </button>
+}
+
+@if (ShowUnlockConfirmation)
+{
+    <p style="font-size: 2em; color: red;">Order(s) have already been marked as payed. If you unlock payment information WILL be lost!</p>
+    <button @onclick="ConfirmedUnlockOrders" class="btn btn-danger">I understand the risks. Unlock anyways</button>
+}
 
 
 <h4>Global Message</h4>
@@ -136,15 +144,33 @@
     bool WrongDeletionPasscode = false;
     string DeletionPasscode = "";
 
+    bool ShowUnlockConfirmation = false;
+
     void SaveNewPizzaConfig(EditContext editContext)
     {
         GlobalStuffService.SetConfig(PConfig);
         GlobalStuffService.ShouldBalance = true;
     }
 
-    void ToggleOrdersLocked()
+    void LockOrders()
     {
-        GlobalStuffService.SetOrdersLocked(!GlobalStuffService.OrdersLocked);
+        GlobalStuffService.SetOrdersLocked(true);
+    }
+
+    void UnlockOrders()
+    {
+        if(PizzaDBService.GetAllResults().Where(o => o.hasPaid).Count() > 0)
+        {
+            ShowUnlockConfirmation = true;
+            return;
+        }
+        GlobalStuffService.SetOrdersLocked(false);
+    }
+
+    void ConfirmedUnlockOrders()
+    {
+        ShowUnlockConfirmation = false;
+        GlobalStuffService.SetOrdersLocked(false);
     }
 
     void SetGlobalMessage()

PizzaBot/Components/PricePerPieceDisplay.razor

@@ -0,0 +1,11 @@
+@inject GlobalStuffService GlobalStuffService
+@using System.Globalization
+
+<p>Price per 🍕: @((GlobalStuffService.GetConfig().Price / (GlobalStuffService.GetConfig().Fragments * 100.0f)).ToString("C2", CultureInfo.CreateSpecificCulture("de-DE")))</p>
+
+<style>
+    p{
+        font-size: 0.6em;
+        color: gray;
+    }
+</style>