add product

backend/src/main/java/com/test/backend/api/ProductApi.java

@@ -0,0 +1,26 @@
+package com.test.backend.api;
+
+import com.test.backend.business.ProductBusiness;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/product")
+public class ProductApi {
+
+    private final ProductBusiness business;
+
+    public ProductApi(ProductBusiness business) {
+        this.business = business;
+    }
+
+
+    @GetMapping("/{id}")
+    public ResponseEntity<String> getProductById(@PathVariable("id") String id){
+        String response = business.getProductById(id);
+        return ResponseEntity.ok(response);
+    }
+}

backend/src/main/java/com/test/backend/api/TestApi.java

@@ -31,15 +31,6 @@ public TestResponse test() {
         return response;
     }
 
-    @GetMapping
-    @RequestMapping("/2")
-    public TestResponse test2(){
-        TestResponse  response = new TestResponse();
-        response.setName("Nac2");
-        response.setFood("Pizza2");
-
-        return response;
-    }
 
     @PostMapping
     @RequestMapping("/register")

backend/src/main/java/com/test/backend/business/ProductBusiness.java

@@ -0,0 +1,12 @@
+package com.test.backend.business;
+
+import org.springframework.stereotype.Service;
+
+@Service
+public class ProductBusiness {
+
+    public String getProductById(String id){
+        // TODO: Get data from database
+        return id;
+    }
+}