add controllers. add dummy data

src/main/java/ua/com/dxrkness/controller/FreightController.java

@@ -0,0 +1,24 @@
+package ua.com.dxrkness.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import ua.com.dxrkness.model.Freight;
+import ua.com.dxrkness.service.FreightService;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/freight")
+public class FreightController {
+    private final FreightService service;
+
+    public FreightController(FreightService service) {
+        this.service = service;
+    }
+
+    @GetMapping
+    public List<Freight> getAll() {
+        return service.getAll();
+    }
+}

src/main/java/ua/com/dxrkness/controller/HelloController.java

@@ -1,17 +0,0 @@
-package ua.com.dxrkness.controller;
-
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
-
-import java.util.Optional;
-
-@RestController
-@RequestMapping("/hello")
-public class HelloController {
-    @GetMapping
-    public String hello(@RequestParam(name = "name", required = false) Optional<String> name) {
-        return "Hello, %s".formatted(name.orElse("world"));
-    }
-}

src/main/java/ua/com/dxrkness/controller/RouteController.java

@@ -0,0 +1,24 @@
+package ua.com.dxrkness.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import ua.com.dxrkness.model.Route;
+import ua.com.dxrkness.service.RouteService;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/route")
+public class RouteController {
+    private final RouteService service;
+
+    public RouteController(RouteService service) {
+        this.service = service;
+    }
+
+    @GetMapping
+    public List<Route> getAll() {
+        return service.getAll();
+    }
+}

src/main/java/ua/com/dxrkness/controller/VehicleController.java

@@ -0,0 +1,24 @@
+package ua.com.dxrkness.controller;
+
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+import ua.com.dxrkness.model.Vehicle;
+import ua.com.dxrkness.service.VehicleService;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/vehicle")
+public class VehicleController {
+    private final VehicleService service;
+
+    public VehicleController(VehicleService service) {
+        this.service = service;
+    }
+
+    @GetMapping
+    public List<Vehicle> getAll() {
+        return service.getAll();
+    }
+}

src/main/java/ua/com/dxrkness/repository/FreightRepository.java

@@ -1,8 +1,14 @@
 package ua.com.dxrkness.repository;
 
+import jakarta.annotation.PostConstruct;
 import org.springframework.stereotype.Repository;
 import ua.com.dxrkness.model.Freight;
 
 @Repository
 public final class FreightRepository extends CrudRepository<Freight> {
+    @PostConstruct
+    private void initData() {
+        for (int i = 0; i < 100; i++)
+            add(new Freight(i));
+    }
 }

src/main/java/ua/com/dxrkness/repository/RouteRepository.java

@@ -1,12 +1,22 @@
 package ua.com.dxrkness.repository;
 
+import jakarta.annotation.PostConstruct;
 import org.springframework.stereotype.Repository;
+import ua.com.dxrkness.model.Freight;
 import ua.com.dxrkness.model.Route;
+import ua.com.dxrkness.model.Vehicle;
 
+import java.util.List;
 import java.util.Optional;
 
 @Repository
 public final class RouteRepository extends CrudRepository<Route> {
+    @PostConstruct
+    private void initData() {
+        for (int i = 0; i < 100; i++)
+            add(new Route(i, new Vehicle(i), List.of(new Freight(i))));
+    }
+
     public Optional<Route> getByFreightId(long freightId) {
         return STORAGE.stream()
                 .filter(route -> route.freights().stream().anyMatch(freight -> freight.id() == freightId))

src/main/java/ua/com/dxrkness/repository/VehicleRepository.java

@@ -1,8 +1,14 @@
 package ua.com.dxrkness.repository;
 
+import jakarta.annotation.PostConstruct;
 import org.springframework.stereotype.Repository;
 import ua.com.dxrkness.model.Vehicle;
 
 @Repository
 public final class VehicleRepository extends CrudRepository<Vehicle> {
+    @PostConstruct
+    private void initData() {
+        for (int i = 0; i < 100; i++)
+            add(new Vehicle(i));
+    }
 }