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Post.java
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Post.java
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package com.woowacourse.pickgit.post.domain;
import static java.util.stream.Collectors.toList;
import com.woowacourse.pickgit.post.domain.comment.Comment;
import com.woowacourse.pickgit.post.domain.comment.Comments;
import com.woowacourse.pickgit.post.domain.content.Image;
import com.woowacourse.pickgit.post.domain.content.Images;
import com.woowacourse.pickgit.post.domain.content.PostContent;
import com.woowacourse.pickgit.post.domain.like.Likes;
import com.woowacourse.pickgit.post.domain.tag.PostTags;
import com.woowacourse.pickgit.tag.domain.Tag;
import com.woowacourse.pickgit.user.domain.User;
import java.time.LocalDateTime;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import javax.persistence.Embedded;
import javax.persistence.Entity;
import javax.persistence.EntityListeners;
import javax.persistence.FetchType;
import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import org.springframework.data.annotation.CreatedDate;
import org.springframework.data.annotation.LastModifiedDate;
import org.springframework.data.jpa.domain.support.AuditingEntityListener;
@Entity
@EntityListeners(AuditingEntityListener.class)
public class Post {
@Id @GeneratedValue(strategy = GenerationType.IDENTITY)
private Long id;
@ManyToOne(fetch = FetchType.LAZY)
@JoinColumn(name = "user_id")
private User user;
@Embedded
private Images images;
@Embedded
private PostContent content;
@Embedded
private Likes likes;
@Embedded
private Comments comments;
@Embedded
private PostTags postTags;
private String githubRepoUrl;
@CreatedDate
private LocalDateTime createdAt;
@LastModifiedDate
private LocalDateTime updatedAt;
protected Post() {
}
protected Post(
Long id,
User user,
Images images,
PostContent content,
Likes likes,
Comments comments,
PostTags postTags,
String githubRepoUrl,
LocalDateTime createdAt,
LocalDateTime updatedAt
) {
this.id = id;
this.user = user;
this.images = images;
this.likes = likes;
this.content = content;
this.comments = comments;
this.postTags = postTags;
this.githubRepoUrl = githubRepoUrl;
this.createdAt = createdAt;
this.updatedAt = updatedAt;
images.setMapping(this);
}
public static Builder builder() {
return new Builder();
}
public void addComment(Comment comment) {
comment.toPost(this);
comments.addComment(comment);
}
public void addTags(List<Tag> tags) {
postTags.addAll(this, tags);
}
public boolean isLikedBy(String userName) {
return likes.contains(userName);
}
public Long getId() {
return id;
}
public List<String> getImageUrls() {
return images.getUrls();
}
public String getGithubRepoUrl() {
return githubRepoUrl;
}
public int getLikeCounts() {
return likes.getCounts();
}
public LocalDateTime getCreatedAt() {
return createdAt;
}
public LocalDateTime getUpdatedAt() {
return updatedAt;
}
public String getContent() {
return content.getContent();
}
public String getAuthorName() {
return user.getName();
}
public String getAuthorProfileImage() {
return user.getImage();
}
public List<Comment> getComments() {
return comments.getComments();
}
public List<Tag> getTags() {
return postTags.getTags();
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
Post post = (Post) o;
return Objects.equals(id, post.id);
}
@Override
public int hashCode() {
return Objects.hash(id);
}
public static class Builder {
private Long id;
private User author;
private Images images = new Images(List.of());
private PostContent content;
private Likes likes = new Likes();
private Comments comments = new Comments();
private PostTags postTags = new PostTags();
private String githubRepoUrl;
private LocalDateTime createdAt = null;
private LocalDateTime updatedAt = null;
private List<Tag> tags = new ArrayList<>();
public Builder id(Long id) {
this.id = id;
return this;
}
public Builder author(User user) {
this.author = user;
return this;
}
public Builder images(List<String> imageUrls) {
List<Image> images = imageUrls.stream()
.map(Image::new)
.collect(toList());
this.images = new Images(images);
return this;
}
public Builder images(Images images) {
this.images = images;
return this;
}
public Builder content(String content) {
this.content = new PostContent(content);
return this;
}
public Builder tags(Tag... tags) {
tags(List.of(tags));
return this;
}
public Builder tags(List<Tag> tags) {
this.tags = tags;
return this;
}
public Builder githubRepoUrl(String githubRepoUrl) {
this.githubRepoUrl = githubRepoUrl;
return this;
}
@Deprecated
public Builder createdAt(LocalDateTime createdAt) {
this.createdAt = createdAt;
return this;
}
@Deprecated
public Builder updatedAt(LocalDateTime updatedAt) {
this.updatedAt = updatedAt;
return this;
}
public Post build() {
Post post = new Post(
id,
author,
images,
content,
likes,
comments,
postTags,
githubRepoUrl,
createdAt,
updatedAt
);
post.addTags(tags);
return post;
}
}
}