Create greeter controller

Author: OctaviPascual

apps/main/tv/codely/apps/mooc/backend/controller/greeters/GreeterGetController.java

@@ -0,0 +1,36 @@
+package tv.codely.apps.mooc.backend.controller.greeters;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RestController;
+import tv.codely.shared.domain.DomainError;
+import tv.codely.shared.domain.bus.command.CommandBus;
+import tv.codely.shared.domain.bus.query.QueryBus;
+import tv.codely.shared.infrastructure.spring.ApiController;
+
+import java.util.HashMap;
+
+@RestController
+public final class GreeterGetController extends ApiController {
+    public GreeterGetController(
+        QueryBus queryBus,
+        CommandBus commandBus
+    ) {
+        super(queryBus, commandBus);
+    }
+
+    @GetMapping("/greet/{name}")
+    public HashMap<String, String> index(@PathVariable String name) {
+        HashMap<String, String> greeting = new HashMap<>();
+        greeting.put("greet", String.format("Hi, %s!", StringUtils.capitalize(name)));
+
+        return greeting;
+    }
+
+    @Override
+    public HashMap<Class<? extends DomainError>, HttpStatus> errorMapping() {
+        return null;
+    }
+}

apps/test/tv/codely/apps/mooc/backend/controller/greeters/GreeterGetControllerTestShould.java

@@ -0,0 +1,11 @@
+package tv.codely.apps.mooc.backend.controller.greeters;
+
+import org.junit.jupiter.api.Test;
+import tv.codely.apps.mooc.MoocApplicationTestCase;
+
+class GreeterGetControllerTestShould extends MoocApplicationTestCase {
+    @Test
+    void greet_a_user() throws Exception {
+        assertResponse("/greet/octavi", 200, "{'greet':'Hi, Octavi!'}");
+    }
+}