works

appCourse/src/main/kotlin/com/github/hummel/mpp/course/controller/Routing.kt

@@ -225,8 +225,8 @@ fun Application.configureRouting() {
 					val password = decomposedToken?.password
 
 					if (AuthService.areCredentialsValid(username, password)) {
-						val ids = request.cart.map { it.bookId }
-						val books = MainService.getAllBooks().filter { ids.contains(it.id) }
+						val bookIds = request.cart.map { it.bookId }
+						val books = MainService.getAllBooks().filter { bookIds.contains(it.id) }
 						val quantities = request.cart.map { it.quantity }
 
 						if (CartService.addUserOrder(userId, books, quantities)) {

appCourse/src/main/kotlin/com/github/hummel/mpp/course/dto/response/OrderResponse.kt

@@ -3,6 +3,5 @@ package com.github.hummel.mpp.course.dto.response
 import com.github.hummel.mpp.course.entity.Book
 
 data class OrderResponse(
-	val books: List<Book>,
-	val quantities: List<Int>
+	val books: List<Book>, val quantities: List<Int>
 )

appCourse/src/main/kotlin/com/github/hummel/mpp/course/entity/Order.kt

@@ -7,8 +7,8 @@ data class Order(val id: Int, val userId: Int, val orderItems: MutableList<Order
 	data class OrderItem(val id: Int, val orderId: Int, val bookId: Int, val quantity: Int)
 
 	fun toResponse(): OrderResponse {
-		val ids = orderItems.map { it.bookId }
-		val books = MainService.getAllBooks().filter { ids.contains(it.id) }
+		val bookIds = orderItems.map { it.bookId }
+		val books = MainService.getAllBooks().filter { bookIds.contains(it.id) }
 		val quantities = orderItems.map { it.quantity }
 
 		return OrderResponse(

appCourse/src/main/kotlin/com/github/hummel/mpp/course/entity/Type.kt

@@ -1,6 +1,5 @@
 package com.github.hummel.mpp.course.entity
 
 data class Type(
-	val id: Int,
-	var name: String
+	val id: Int, var name: String
 )