Add all layers implementation.

demo-exposition/build.gradle.kts

@@ -0,0 +1,13 @@
+plugins {
+    kotlin("jvm")
+    id("io.spring.dependency-management") version "1.1.7"
+    id("java")
+}
+
+dependencies {
+    implementation(kotlin("stdlib"))
+    implementation(project(":demo-application"))
+    implementation(project(":demo-domain"))
+    implementation("org.springframework:spring-context")
+    implementation("org.springframework:spring-web")
+}

demo-exposition/src/main/kotlin/com/example/demo/exposition/product/ProductController.kt

@@ -0,0 +1,16 @@
+package com.example.demo.exposition.product
+
+import com.example.demo.application.product.ProductUseCases
+import com.example.demo.exposition.product.model.ProductDto
+import org.springframework.web.bind.annotation.GetMapping
+import org.springframework.web.bind.annotation.RequestMapping
+import org.springframework.web.bind.annotation.RestController
+
+@RestController
+@RequestMapping("/api/products")
+class ProductController(
+    private val productUseCases: ProductUseCases
+) {
+    @GetMapping
+    fun getAll(): List<ProductDto> = productUseCases.getAll().map(::ProductDto)
+}

demo-exposition/src/main/kotlin/com/example/demo/exposition/product/model/ProductDto.kt

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+package com.example.demo.exposition.product.model
+
+import com.example.demo.domain.product.model.Product
+import java.util.*
+
+data class ProductDto(
+    val id: UUID,
+    val name: String,
+    val type: ProductTypeDto
+) {
+    constructor(product: Product): this(
+        id = product.id,
+        name = product.name,
+        type = ProductTypeDto.fromDomain(product.type)
+    )
+
+    fun toDomain() = Product(
+        id,
+        name,
+        type = type.toDomain()
+    )
+}

demo-exposition/src/main/kotlin/com/example/demo/exposition/product/model/ProductTypeDto.kt

@@ -0,0 +1,25 @@
+package com.example.demo.exposition.product.model
+
+import com.example.demo.domain.product.model.ProductType
+
+enum class ProductTypeDto {
+    SOLID,
+    LIQUID,
+    GAS;
+
+    fun toDomain(): ProductType {
+        return when (this) {
+            SOLID -> ProductType.SOLID
+            LIQUID -> ProductType.LIQUID
+            GAS -> ProductType.GAS
+        }
+    }
+
+    companion object {
+        fun fromDomain(productType: ProductType) = when (productType) {
+            ProductType.SOLID -> SOLID
+            ProductType.LIQUID -> LIQUID
+            ProductType.GAS -> GAS
+        }
+    }
+}