@RequestMapping(value = PREFIX_API_1_COMMENTS + "destroy", method = RequestMethod.POST)
@ResponseBody
public Object destroy(@RequestParam(value = "id") String id) {
Comment comment = commentService.getComment(id);
if (comment == null) {
return ErrorDto.badRequest(String.format("评论不存在(id=%s)", id));
}
boolean permission = false;
// 评论作者有权限删除
if (comment.getUserId().equals(accountService.getCurrentUserId())) {
permission = true;
}
// 帖子作者有权限删除
if (!permission) {
Post post = statusService.getPost(comment.getPostId());
if (accountService.getCurrentUserId().equals(post.getUserId())) {
permission = true;
}
}
if (permission) {
commentService.deleteComment(comment);
return commentService.toBasicCommentDto(comment);
} else {
return ErrorDto.forbidden();
}
}
private Object createComment(
String text,
String replyCommentId,
String postId,
FileInfo videoFileInfo,
FileInfo imageFileInfo,
FileInfo audioFileInfo) {
Comment comment = new Comment();
comment.setUserId(accountService.getCurrentUserId());
comment.setText(text);
// 回复Comment
if (StringUtils.isNotBlank(replyCommentId)) {
Comment replyComment = commentService.getComment(replyCommentId);
if (replyComment == null) {
return ErrorDto.badRequest(String.format("replyCommentId[%s]无效", replyCommentId));
}
comment.setReplyCommentId(replyCommentId);
comment.setReplyCommentUserId(replyComment.getUserId());
comment.setPostId(replyComment.getPostId());
}
// 回复Post
else {
Post post = statusService.getPost(postId);
if (post == null) {
return ErrorDto.badRequest(String.format("postId[%s]不存在", postId));
}
if (!post.isPublic()) {
return ErrorDto.badRequest("不能评论非所有人可见的视频");
}
// 回复原始贴
if (post.getOriginPostId() == null) {
comment.setPostId(postId);
}
// 回复转发贴，归结到原始贴上
else {
comment.setPostId(post.getOriginPostId());
}
}
comment = commentService.create(comment, videoFileInfo, imageFileInfo, audioFileInfo);
return commentService.toCommentDto(comment);
}
// TODO 优化代码，视频评论和文字评论大部分重复
@RequestMapping(value = PREFIX_API_1_COMMENTS + "create", method = RequestMethod.POST)
@ResponseBody
public Object create(
@RequestParam(value = "text") String text,
@RequestParam(value = "postId", required = false) String postId,
@RequestParam(value = "replyCommentId", required = false) String replyCommentId) {
try {
logger.debug("正在发布文字评论:");
logger.debug(" text : {}", text);
logger.debug(" postId : {}", postId);
logger.debug(" replyCommentId : {}", replyCommentId);
if (StringUtils.isBlank(postId) && StringUtils.isBlank(replyCommentId)) {
return ErrorDto.badRequest("参数postId和replyCommentId不能都为空");
}
Comment comment = new Comment();
// 回复Comment
if (StringUtils.isNotBlank(replyCommentId)) {
Comment replyComment = commentService.getComment(replyCommentId);
if (replyComment == null) {
return ErrorDto.badRequest(String.format("replyCommentId[%s]无效", replyCommentId));
}
comment.setReplyCommentId(replyCommentId);
comment.setReplyCommentUserId(replyComment.getUserId());
comment.setPostId(replyComment.getPostId());
// TODO 存被回复者screenName以提高性能
}
// 回复Post
else {
Post post = statusService.getPost(postId);
if (post == null) {
return ErrorDto.badRequest(String.format("postId[%s]不存在", postId));
}
if (!post.isPublic()) {
return ErrorDto.badRequest("不能评论非所有人可见的视频");
}
if (post.getOriginPostId() == null) {
comment.setPostId(postId);
} else {
comment.setPostId(post.getOriginPostId());
}
}
comment.setUserId(accountService.getCurrentUserId());
comment.setText(text);
comment = commentService.create(comment, null, null, null);
return commentService.toCommentDto(comment);
} catch (DuplicateException e) {
return ErrorDto.duplicate();
} catch (Exception e) {
logger.info("发布评论失败", e);
return ErrorDto.internalServerError(e.getMessage());
}
}