Make purchased based on current prices | fix register issue

WebServer/Components/Pages/Home.razor

@@ -119,6 +119,10 @@
     async Task LoginSession(){
         string dbPrefix = $"[{userName.ToLower()}]:";                   // Set the DB prefix for the get and set
         string passwordhash = dbDriver.Get( dbPrefix + "password" );    // Pull the password hash
+        if (string.IsNullOrEmpty(passwordhash)){
+            loginError = "no account found with that username";
+            return;
+        }
         if (BCrypt.Verify( passWord, passwordhash )){                   // If the password is valid
             List<PurchasedStock>? stocks = JsonConvert.DeserializeObject<List<PurchasedStock>>( dbDriver.Get( dbPrefix + "Stocks" ) );
             bool moneyLoaded = float.TryParse(dbDriver.Get( dbPrefix + "money" ), out float moneyResult);
@@ -148,6 +152,11 @@
                 TrackedStocks = new List<PurchasedStock>(),
                 Money = 1000
             };
+            (bool, string) result = PaymentProcessor.CreatePayment(Session.UserName);
+            if (!result.Item1){
+                resultError = result.Item2;
+            }
+            PaymentKey = result.Item2;
         }else{
             loginError = "account is taken";
         }
@@ -243,7 +252,6 @@
 
     string buyStockSymbol = "";
     string buyStockQuantity = "";
-    float StockPrice = 0;
     void buyStock(){
         if (Session != null){
             string dbPrefix = $"[{userName.ToLower()}]:";
@@ -254,8 +262,11 @@
                 return;
             }
 
+            // Get Stock Price
+            float stockPrice = aiModule.GetCurrentPrice( buyStockSymbol );
+
             // Try Pay for the stock
-            (bool, string) result = PaymentProcessor.TryPayment(PaymentKey, QuantityResult * StockPrice);
+            (bool, string) result = PaymentProcessor.TryPayment(PaymentKey, QuantityResult * stockPrice);
             if (!result.Item1){
                 resultError = result.Item2;
                 return;
@@ -264,7 +275,7 @@
             // Add the stock
             Session.TrackedStocks.Add( new PurchasedStock(){
                 Symbol = buyStockSymbol.ToUpper(),
-                PurchasePrice = StockPrice,
+                PurchasePrice = stockPrice,
                 Quantity = QuantityResult,
                 PurchaseDate = DateTime.Now
             } );