Tags hw 230320

backend/kaiser/pom.xml

@@ -53,7 +53,12 @@
 			<artifactId>postgresql</artifactId>
 			<version>42.2.5</version>
 		</dependency>
-	</dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
 
 	<build>
 		<plugins>

backend/kaiser/src/main/java/com/example/springKaiser/SOLID/OpenClosedPrinciple/BetterFilter.java

@@ -1,6 +1,6 @@
 package com.example.springKaiser.SOLID.OpenClosedPrinciple;
 
-import com.example.springKaiser.entities.Students;
+import com.example.springKaiser.school.entities.Students;
 
 import java.util.List;
 import java.util.stream.Stream;

backend/kaiser/src/main/java/com/example/springKaiser/SOLID/OpenClosedPrinciple/EmailSpecification.java

@@ -1,6 +1,6 @@
 package com.example.springKaiser.SOLID.OpenClosedPrinciple;
 
-import com.example.springKaiser.entities.Students;
+import com.example.springKaiser.school.entities.Students;
 
 public class EmailSpecification implements Specification<Students> {
 

backend/kaiser/src/main/java/com/example/springKaiser/SOLID/OpenClosedPrinciple/NameSpecification.java

@@ -1,6 +1,6 @@
 package com.example.springKaiser.SOLID.OpenClosedPrinciple;
 
-import com.example.springKaiser.entities.Students;
+import com.example.springKaiser.school.entities.Students;
 
 public class NameSpecification implements Specification<Students> {
 

backend/kaiser/src/main/java/com/example/springKaiser/YoutubeFeedManagerApplication.java

@@ -1,18 +1,12 @@
 package com.example.springKaiser;
 
-import com.example.springKaiser.entities.Students;
-import com.example.springKaiser.entities.Subscriber;
-import com.example.springKaiser.entities.Video;
-import com.example.springKaiser.repositories.*;
+import com.example.springKaiser.school.Repository.GradeRepository;
+import com.example.springKaiser.school.Repository.TeacherRepository;
 import lombok.Builder;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.boot.ApplicationRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.autoconfigure.security.servlet.SecurityAutoConfiguration;
-import org.springframework.context.annotation.Bean;
-
-import java.util.stream.Stream;
 
 @SpringBootApplication(exclude = { SecurityAutoConfiguration.class })
 @Builder

backend/kaiser/src/main/java/com/example/springKaiser/business/joinvideoandtag/JoinVideoAndTagDto.java

@@ -0,0 +1,22 @@
+package com.example.springKaiser.business.joinvideoandtag;
+
+public class JoinVideoAndTagDto {
+    private int tagId;
+    private int videoId;
+
+    public int getTagId() {
+        return tagId;
+    }
+
+    public void setTagId(int tagId) {
+        this.tagId = tagId;
+    }
+
+    public int getVideoId() {
+        return videoId;
+    }
+
+    public void setVideoId(int videoId) {
+        this.videoId = videoId;
+    }
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/joinvideoandtag/JoinVideoAndTagMapper.java

@@ -0,0 +1,4 @@
+package com.example.springKaiser.business.joinvideoandtag;
+
+public class JoinVideoAndTagMapper {
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/joinvideoandtag/JoinVideoAndTagService.java

@@ -0,0 +1,43 @@
+package com.example.springKaiser.business.joinvideoandtag;
+
+import com.example.springKaiser.business.playlist.ListPlaylistByVideoNameAndChannelNameDto;
+import com.example.springKaiser.entities.JoinVideoAndTag;
+import com.example.springKaiser.entities.PlaylistVideo;
+import com.example.springKaiser.repositories.JoinVideoAndTagRepository;
+import com.example.springKaiser.repositories.TagRepository;
+import com.example.springKaiser.repositories.VideoRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.List;
+
+@Service
+public class JoinVideoAndTagService {
+    @Autowired
+    TagRepository tagRepository;
+
+    @Autowired
+    VideoRepository videoRepository;
+
+    @Autowired
+    JoinVideoAndTagRepository joinVideoAndTagRepository;
+
+    public List<JoinVideoAndTag> listVideoAndTag(){
+        List<JoinVideoAndTag> listVideoAndTag = joinVideoAndTagRepository.findAll();
+        return listVideoAndTag;
+    }
+
+    public List<ListVideoAndTagDto> listTagsByVideoName(String videoName) {
+        List<JoinVideoAndTag> joinVideoAndTagList = joinVideoAndTagRepository.findByVideoName(videoName);
+        List<ListVideoAndTagDto> listVideoAndTagDtos = new ArrayList<>();
+        for (int i = 0; i < joinVideoAndTagList.size(); i++) {
+            ListVideoAndTagDto listVideoAndTagDto = new ListVideoAndTagDto();
+            listVideoAndTagDto.setTagName(joinVideoAndTagList.get(i).getTag().getTagName());
+            listVideoAndTagDto.setVideoName(joinVideoAndTagList.get(i).getVideo().getName());
+            listVideoAndTagDtos.add(listVideoAndTagDto);
+        }
+
+        return listVideoAndTagDtos;
+    }
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/joinvideoandtag/ListVideoAndTagDto.java

@@ -0,0 +1,22 @@
+package com.example.springKaiser.business.joinvideoandtag;
+
+public class ListVideoAndTagDto {
+    private String videoName;
+    private String tagName;
+
+    public String getVideoName() {
+        return videoName;
+    }
+
+    public void setVideoName(String videoName) {
+        this.videoName = videoName;
+    }
+
+    public String getTagName() {
+        return tagName;
+    }
+
+    public void setTagName(String tagName) {
+        this.tagName = tagName;
+    }
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/playlist/PlaylistService.java

@@ -27,51 +27,50 @@ public class PlaylistService {
     VideoRepository videoRepository;
 
 
-    public void addPlaylist(PlaylistName playlistName){
+    public void addPlaylist(PlaylistName playlistName) {
 
         playlistNameRepository.save(playlistName);
     }
 
-    public void addVideo(PlaylistVideo playlistVideo){
+    public void addVideo(PlaylistVideo playlistVideo) {
 
         playlistVideoRepository.save(playlistVideo);
     }
 
-    public List<PlaylistName> listPlaylist(){
+    public List<PlaylistName> listPlaylist() {
         List<PlaylistName> listPlaylistName = playlistNameRepository.findAll();
         return listPlaylistName;
     }
 
-    public List<PlaylistName> sortPlaylist(){
+    public List<PlaylistName> sortPlaylist() {
         List<PlaylistName> listByPlaylistName = playlistNameRepository.findAll();
         List<PlaylistName> sortList = listByPlaylistName.stream().sorted(Comparator.comparing(PlaylistName::getPlaylistname)).collect(Collectors.toList());
         return sortList;
     }
 
-    public List<PlaylistVideo> listPlaylistVideo(){
+    public List<PlaylistVideo> listPlaylistVideo() {
         List<PlaylistVideo> listPlaylistVideo = playlistVideoRepository.findAll();
         return listPlaylistVideo;
     }
 
-        public String countPlaylist(String playlistName){
-        List<PlaylistVideo> listByPlaylistVideo =playlistVideoRepository.findByPlaylistName(playlistName);
+    public String countPlaylist(String playlistName) {
+        List<PlaylistVideo> listByPlaylistVideo = playlistVideoRepository.findByPlaylistName(playlistName);
 
         return "Number of videos inside playlist: " + listByPlaylistVideo.size();
     }
 
-    public String addVideoToPlaylist(String playlist, String videoName){
+    public String addVideoToPlaylist(String playlist, String videoName) {
 
         PlaylistName playlistName = playlistNameRepository.findOneByName(playlist);
         Video video = videoRepository.findOneByName(videoName);
         PlaylistVideo playlistVideo = new PlaylistVideo();
         playlistVideo.setPlaylistName(playlistName);
         playlistVideo.setVideo(video);
         playlistVideoRepository.save(playlistVideo);
-
         return "Success";
     }
 
-    public ListPlaylistByVideoNameAndChannelNameDto listByVideoNameAndChannelName (String videoName, String channelName){
+    public ListPlaylistByVideoNameAndChannelNameDto listByVideoNameAndChannelName(String videoName, String channelName) {
         List<PlaylistVideo> playlistVideos = playlistVideoRepository.findByVideoNameAndChannelName(videoName, channelName);
         ListPlaylistByVideoNameAndChannelNameDto listPlaylistByVideoNameAndChannelNameDtos = new ListPlaylistByVideoNameAndChannelNameDto();
         listPlaylistByVideoNameAndChannelNameDtos.setPlaylistName(playlistVideos.get(0).getPlaylistName().getPlaylistname());
@@ -80,12 +79,11 @@ public ListPlaylistByVideoNameAndChannelNameDto listByVideoNameAndChannelName (S
         return listPlaylistByVideoNameAndChannelNameDtos;
     }
 
-    public List<ListPlaylistByChannelDto> listPlaylistNameByChannelName(String channelName){
+    public List<ListPlaylistByChannelDto> listPlaylistNameByChannelName(String channelName) {
         List<PlaylistVideo> playlistVideos = playlistVideoRepository.findPlaylistNameByChannelName(channelName);
         ListPlaylistByChannelDto listPlaylistByChannelDto = new ListPlaylistByChannelDto();
         List<ListPlaylistByChannelDto> listPlaylistByChannelDtos = new ArrayList<>();
-        for (int i =0; i<playlistVideos.size(); i++)
-        {
+        for (int i = 0; i < playlistVideos.size(); i++) {
             listPlaylistByChannelDto.setPlaylistName(playlistVideos.get(i).getPlaylistName().getPlaylistname());
             listPlaylistByChannelDto.setChannelName(playlistVideos.get(i).getVideo().getChannel().getChannelName());
             listPlaylistByChannelDtos.add(listPlaylistByChannelDto);

backend/kaiser/src/main/java/com/example/springKaiser/business/tags/TagDto.java

@@ -0,0 +1,13 @@
+package com.example.springKaiser.business.tags;
+
+public class TagDto {
+    private String tagName;
+
+    public String getTagName() {
+        return tagName;
+    }
+
+    public void setTagName(String tagName) {
+        this.tagName = tagName;
+    }
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/tags/TagMapper.java

@@ -0,0 +1,4 @@
+package com.example.springKaiser.business.tags;
+
+public class TagMapper {
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/tags/TagService.java

@@ -0,0 +1,48 @@
+package com.example.springKaiser.business.tags;
+
+import com.example.springKaiser.business.playlist.ListPlaylistByChannelDto;
+import com.example.springKaiser.business.video.VideoDto;
+import com.example.springKaiser.entities.JoinVideoAndTag;
+import com.example.springKaiser.entities.PlaylistVideo;
+import com.example.springKaiser.entities.Video;
+import com.example.springKaiser.repositories.JoinVideoAndTagRepository;
+import com.example.springKaiser.repositories.TagRepository;
+import com.example.springKaiser.entities.Tags;
+import com.example.springKaiser.repositories.VideoRepository;
+import org.hibernate.mapping.Join;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import javax.swing.text.html.HTML;
+import java.util.ArrayList;
+import java.util.List;
+
+@Service
+public class TagService {
+    @Autowired
+    TagRepository tagRepository;
+
+    @Autowired
+    JoinVideoAndTagRepository joinVideoAndTagRepository;
+
+    @Autowired
+    VideoRepository videoRepository;
+
+//    search videoName, if exists, load tagDetails, convert tagDetails to string object, add extra tag to string object, save back into object and database
+//    public String addTagToVideo(String tagName, String videoName){
+//        Video video = videoRepository.findOneByName(videoName);
+//
+//        return "Success";
+//    }
+
+    public List<Tags> listTags() {
+        List<Tags> listTags = tagRepository.findAll();
+        return listTags;
+    }
+
+    public List<JoinVideoAndTag> listVideoAndTags(){
+        List<JoinVideoAndTag> joinVideoAndTagList = joinVideoAndTagRepository.findAll();
+        return joinVideoAndTagList;
+    }
+
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/video/VideoLikeDto.java

@@ -0,0 +1,23 @@
+package com.example.springKaiser.business.video;
+
+public class VideoLikeDto {
+    private String name;
+    private int likes;
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+
+    public int getLikes() {
+        return likes;
+    }
+
+    public void setLikes(int likes) {
+        this.likes = likes;
+    }
+}

backend/kaiser/src/main/java/com/example/springKaiser/business/video/VideoService.java

@@ -40,42 +40,43 @@ public List<Video> listVideo() {
         return listVideo;
     }
 
-//    Homework
+//        Homework
     public List<VideoDto> listVideoDto() {
-//        List<VideoDto> videoDtoList = videoRepository.findAll().stream().map(this::convertDto).collect(Collectors.toList());
-//        return  videoDtoList;
+        List<VideoDto> videoDtoList = new ArrayList<>();
+        List<Video> videoListFromRepository = videoRepository.findAll();
+        for (Video videoList : videoListFromRepository) {
+            videoDtoList.add(this.convertDto(videoList));
+        }
+        return videoDtoList;
 
-//        Lambda example
-//        videoRepository.findAll().stream().map(videoEntry->{
-//            videoEntry.setLikes(9);
-//            return convertDto(videoEntry);
-//        }).collect(Collectors.toList());
-        return ((List<Video>) videoRepository.findAll()).stream().map(this::convertDto).collect(Collectors.toList());
     }
 
+    public List<VideoLikeDto> listVideoLikesDto() {
+        List<VideoLikeDto> videoLikeDtoList = new ArrayList<>();
+        List<Video> videoListFromRepository = videoRepository.findAll();
+        for (Video videoList : videoListFromRepository) {
+            videoLikeDtoList.add(this.convertLikeDto(videoList));
+        }
+        return videoLikeDtoList;
+    }
+    private VideoLikeDto convertLikeDto(Video video){
+        VideoLikeDto dto = new VideoLikeDto();
+        dto.setName(video.getName());
+        dto.setLikes(video.getLikes());
+//        Channel channel = channelRepository.findById(video.getChannel().getId()).get();
+        return dto;
+    }
 //Homework
     private VideoDto convertDto(Video video){
         VideoDto dto = new VideoDto();
         dto.setName(video.getName());
         dto.setComments(video.getComments());
         dto.setLikes(video.getLikes());
         dto.setViews(video.getViews());
-        Channel channel = channelRepository.findById(video.getChannel().getId()).get();
+//        Channel channel = channelRepository.findById(video.getChannel().getId()).get();
         dto.setChannelId(video.getChannel().getId());
         return dto;
     }
-
-//    no longer working as channel name (string) has been replaced with a channel object
-
-//    public List<Video> listByChannel(String channelName){
-//        List<Video> listByChannelName = new ArrayList<>();
-//        for (Video video : listVideo()){
-//            if (video.getChannel().equals(channelName)){
-//                listByChannelName.add(video);
-//            }
-//        }
-//        return listByChannelName;
-//    }
 //Homework
     public List<VideoDto> listByChannelDto(int channelId){
         List<VideoDto> listByChannelNameDto = new ArrayList<>();