refactoring: ShopCommand.java

src/main/java/org/bitbiome/commands/ShopCommand.java

@@ -3,18 +3,22 @@ package org.bitbiome.commands;
 import org.bitbiome.shop.Item;
 import org.bitbiome.shop.Shop;
 
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Scanner;
 
 public class ShopCommand implements CommandAPI{
+
             Shop shop = new Shop();
+        public ShopCommand(){
+
+        }
 
     @Override
     public void performCommand(Scanner scanner, boolean isRunning, String message) {
         System.out.println("Willkommen im Shop!");
-        System.out.println("Folgende Items sind aktuell im Shop:");
-        shop.printCurrentShopItems();
-        ArrayList<Item> currentItems;
+        ArrayList<Item> currentItems = shop.loadCurrentShopItems();
+
 
         while (true){
             System.out.println("Was willst Du hier im Shop?");
@@ -25,34 +29,24 @@ public class ShopCommand implements CommandAPI{
             String input = scanner.nextLine();
             if(validInput(input)){
                 if(input.equals("1")){
-                    currentItems = shop.currentShopItems;
-                    String inp = "";
-                    System.out.println("");
-                    System.out.println("Welches Item wollen Sie kaufen? ");
+                    System.out.println("Folgende sind folgende Items im Shop: ");
                     for(int i = 0; i < currentItems.size(); i++){
-                        System.out.println((i + 1) + " eingaben fuer " + currentItems.get(i).name + " | Kosten: " + currentItems.get(i).gold + " | Anzahl: " + currentItems.get(i).amount);
-                    }
-                    System.out.println("0 eingeben fuer eine andere Option.");
-
-                    while (true){
-                        inp = scanner.nextLine();
-                        if(inp.equals("0")){
-                            break;
+                        System.out.println((i + 1) + ". " + currentItems.get(i).name + " | Anzahl: " + currentItems.get(i).amount + " | Gold: " + currentItems.get(i).gold);
                     }
-                        System.out.print("Anzahl eingeben: ");
-                        int existingCount = currentItems.get(Integer.parseInt(inp) - 1).amount;
-                        String inpAmount = scanner.nextLine();
-                        if(Integer.parseInt(inpAmount) <= existingCount){
-                            if(shop.buy(currentItems.get(Integer.parseInt(inp) - 1).name, Integer.parseInt(inpAmount))){
+                    System.out.println("0 Eingeben um den Shop zu verlassen.");
                     System.out.println("");
-                                System.out.println("Vielen Dank fuer deinen Einkauf!");
+                    System.out.print("Welches Item moechtest du kaufen? ");
+                    String itemNumber = scanner.nextLine();
+                    if(!itemNumber.equals("0")){
+                        System.out.print("Anzahl eingeben: ");
+                        String amount = scanner.nextLine();
+                        if((Integer.parseInt(amount) <= currentItems.get(Integer.parseInt(itemNumber) - 1).amount) && ((Integer.parseInt(amount) - 1) > -1)){
+                            shop.buy(currentItems.get(Integer.parseInt(itemNumber) - 1).name, Integer.parseInt(amount));
+                            currentItems = shop.loadCurrentShopItems();
                             System.out.println("");
-                                break;
-                            }else {
-                                break;
-                            }
-                        }else {
-                            System.out.println("Error!");
+                            System.out.println("Vielen Dank für Ihren Einkauf!");
+                        }else{
+                            System.out.println("Fehler");
                         }
                     }
                 } else if(input.equals("2")){