Create api for VideoGroup

pom.xml

@@ -38,6 +38,10 @@
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-data-mongodb</artifactId>
 		</dependency>
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-data-rest</artifactId>
+		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-starter-web</artifactId>

src/main/java/com/olympus/hermione/controllers/VideoGroupController.java

@@ -0,0 +1,29 @@
+package com.olympus.hermione.controllers;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import com.olympus.model.apollo.VideoGroup;
+import com.olympus.hermione.services.VideoGroupService;
+
+@RestController
+public class VideoGroupController {
+
+    @Autowired
+    private VideoGroupService videoGroupService;
+
+
+    @GetMapping("/project")
+    public List<VideoGroup> getVideoGroupByProjectId(@RequestParam String projectId) {
+        return videoGroupService.findByProjectId(projectId);
+    }
+
+    @GetMapping("/{id}")
+    public VideoGroup getVideoGroupById(@PathVariable String id) {
+        return videoGroupService.getVideoGroupById(id);
+    }
+
+
+} 

src/main/java/com/olympus/hermione/repository/VideoGroupRepository.java

@@ -0,0 +1,23 @@
+package com.olympus.hermione.repository;
+
+import java.util.List;
+import java.util.Optional;
+
+import org.springframework.data.domain.Sort;
+import org.springframework.data.mongodb.repository.MongoRepository;
+import org.springframework.data.mongodb.repository.Query;
+import org.springframework.data.rest.core.annotation.RepositoryRestResource;
+import org.springframework.web.bind.annotation.CrossOrigin;
+
+import com.olympus.model.apollo.VideoGroup;
+
+
+@RepositoryRestResource(collectionResourceRel = "video_groups", path = "video_groups")
+@CrossOrigin
+public interface VideoGroupRepository extends MongoRepository<VideoGroup, String> {
+
+    @Query("{ 'projectId': ?0 }")
+    public List<VideoGroup> findByProjectId(String projectId, Sort sort);
+
+    public Optional<VideoGroup> findById(String id);
+} 

src/main/java/com/olympus/hermione/services/VideoGroupService.java

@@ -0,0 +1,25 @@
+package com.olympus.hermione.services;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.domain.Sort;
+import org.springframework.stereotype.Service;
+
+import com.olympus.hermione.repository.VideoGroupRepository;
+import com.olympus.model.apollo.VideoGroup;
+
+@Service
+public class VideoGroupService {
+        
+    @Autowired
+    private VideoGroupRepository videoGroupRepository;
+
+    public VideoGroup getVideoGroupById(String id) {
+        return videoGroupRepository.findById(id).get();
+    }
+
+    public List<VideoGroup> findByProjectId(String projectId) {
+        return videoGroupRepository.findByProjectId(projectId, Sort.by(Sort.Direction.DESC, "id"));
+    }
+}