Add functionality for adding products to an event

src/main/java/catering/order/CustomCart.java

@@ -0,0 +1,39 @@
+package catering.order;
+
+import org.springframework.stereotype.Component;
+
+import java.util.HashMap;
+import java.util.Map;
+
+
+@Component
+public class CustomCart {
+	private CustomOrder.OrderType orderType;
+	private Map<String, Integer> products;
+
+	public CustomCart() {
+		this.orderType = CustomOrder.OrderType.SOMETHING_ELSE;
+		this.products = new HashMap<>();
+	}
+
+	public CustomOrder.OrderType getOrderType() {
+		return orderType;
+	}
+
+	public void setOrderType(CustomOrder.OrderType type) {
+		this.orderType = type;
+		return;
+	}
+
+	public Map<String, Integer> getProucts() {
+		return products;
+	}
+
+	public void addProduct(String product, int number) {
+		products.put(product, number);
+	}
+
+	public boolean removeProduct(String product) {
+		return products.remove(product) != null;
+	}
+}

src/main/java/catering/order/CustomOrder.java

@@ -32,7 +32,7 @@ public class CustomOrder {
 		this.products = products;
 		this.invoiceAvailable = invoiceAvailable;
 		this.totalCost = totalCost;
-		this.formatter = DateTimeFormatter.ofPattern("MM.dd.yyy, HH:mm 'Uhr'");
+		this.formatter = DateTimeFormatter.ofPattern("dd.MM.yyy, HH:mm 'Uhr'");
 	}
 
 	public int getId() {

src/main/java/catering/order/OrderController.java

@@ -2,9 +2,7 @@ package catering.order;
 
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.*;
 
 import java.util.ArrayList;
 
@@ -12,9 +10,11 @@ import java.util.ArrayList;
 public class OrderController {
 
 	private final CustomOrderRepository orderRepository;
+	private final CustomCart cart;
 
-	public OrderController(CustomOrderRepository orderRepository) {
+	public OrderController(CustomOrderRepository orderRepository, CustomCart cart) {
 		this.orderRepository = orderRepository;
+		this.cart = cart;
 	}
 
 	@GetMapping("/orders")
@@ -25,8 +25,11 @@ public class OrderController {
 	}
 
 	@GetMapping("/event")
-	public String event() {
-		return "eventPlanner";
+	public String event(Model model) {
+		model.addAttribute("items", cart.getProucts());
+		model.addAttribute("type", cart.getOrderType());
+		model.addAttribute("productForm", new ProductForm());
+		return "event";
 	}
 
 	@PostMapping("/orders/remove")
@@ -34,4 +37,14 @@ public class OrderController {
 		orderRepository.removeOrder(orderID);
 		return "redirect:/orders";
 	}
+
+
+	@PostMapping("/event/addProduct")
+	public String addProduct(@ModelAttribute ProductForm product, Model model) {
+		cart.addProduct(product.getProduct(), product.getNumber());
+		model.addAttribute("items", cart.getProucts());
+		model.addAttribute("type", cart.getOrderType());
+		model.addAttribute("productForm", new ProductForm());
+		return "redirect:/event";
+	}
 }

src/main/java/catering/order/ProductForm.java

@@ -0,0 +1,24 @@
+package catering.order;
+
+import org.springframework.web.bind.annotation.ModelAttribute;
+
+public class ProductForm {
+	private String product;
+	private int number;
+
+	public String getProduct() {
+		return product;
+	}
+
+	public int getNumber() {
+		return number;
+	}
+
+	public void setProduct(String product) {
+		this.product = product;
+	}
+
+	public void setNumber(int number) {
+		this.number = number;
+	}
+}

src/main/java/catering/welcome/WelcomeController.java

@@ -31,8 +31,4 @@ public class WelcomeController {
 		return "catalog";
 	}
 
-	@GetMapping("/event_configuration")
-	public String event_configuration() {
-		return "event_configuration";
-	}
 }

src/main/resources/templates/event.html

@@ -18,21 +18,35 @@
 
 		<h1>Eventplaner (planen Sie Ihr Event)</h1>
 
+		<span th:text="'Typ: ' + ${type}"/>
+
 		<table style="width:100%; text-align:left">
-			<tr>
-				<td>Eventtyp</td>
-				<td>SISHI_NIGHT</td>
-			</tr>
 			<tr>
 				<th>Produkt</th>
 				<th>Anzahl</th>
 			</tr>
-			<tr>
-				<td>Sake Nigiri</td>
-				<td>200</td>
+			<tr th:each="key : ${items.keySet()}">
+				<td th:text="${key}">Sake Nigiri</td>
+				<td th:text="${items.get(key)}">200</td>
 			</tr>
 		</table>
 
+		<h4>Product hinzufügen</h4>
+
+		<form th:action="@{/event/addProduct}" th:object="${productForm}" method="post">
+			<div>
+				<label>Produkt</label>
+				<input type="text" th:field="*{product}" placeholder="Produktname" required/>
+			</div>
+
+			<div>
+				<label>Anzahl</label>
+				<input type="number" th:field="*{number}" placeholder="Anzahl" min="1" required/>
+			</div>
+
+			<input type="submit" value="Submit"/>
+		</form>
+
 	</body>
 
 	<footer style="bottom: 0; position: absolute;">