2 use actix_web::web::Data;
3 use lemmy_api_common::{
4 build_response::build_comment_response,
5 comment::{CommentResponse, CreateCommentLike},
7 utils::{check_community_ban, check_downvotes_enabled, local_user_view_from_jwt},
10 newtypes::LocalUserId,
12 comment::{CommentLike, CommentLikeForm},
13 comment_reply::CommentReply,
14 local_site::LocalSite,
18 use lemmy_db_views::structs::{CommentView, LocalUserView};
19 use lemmy_utils::error::{LemmyError, LemmyErrorExt, LemmyErrorType};
21 #[async_trait::async_trait(?Send)]
22 impl Perform for CreateCommentLike {
23 type Response = CommentResponse;
25 #[tracing::instrument(skip(context))]
26 async fn perform(&self, context: &Data<LemmyContext>) -> Result<CommentResponse, LemmyError> {
27 let data: &CreateCommentLike = self;
28 let local_site = LocalSite::read(context.pool()).await?;
29 let local_user_view = local_user_view_from_jwt(&data.auth, context).await?;
31 let mut recipient_ids = Vec::<LocalUserId>::new();
33 // Don't do a downvote if site has downvotes disabled
34 check_downvotes_enabled(data.score, &local_site)?;
36 let comment_id = data.comment_id;
37 let orig_comment = CommentView::read(context.pool(), comment_id, None).await?;
40 local_user_view.person.id,
41 orig_comment.community.id,
46 // Add parent poster or commenter to recipients
47 let comment_reply = CommentReply::read_by_comment(context.pool(), comment_id).await;
48 if let Ok(reply) = comment_reply {
49 let recipient_id = reply.recipient_id;
50 if let Ok(local_recipient) = LocalUserView::read_person(context.pool(), recipient_id).await {
51 recipient_ids.push(local_recipient.local_user.id);
55 let like_form = CommentLikeForm {
56 comment_id: data.comment_id,
57 post_id: orig_comment.post.id,
58 person_id: local_user_view.person.id,
62 // Remove any likes first
63 let person_id = local_user_view.person.id;
65 CommentLike::remove(context.pool(), person_id, comment_id).await?;
67 // Only add the like if the score isnt 0
68 let do_add = like_form.score != 0 && (like_form.score == 1 || like_form.score == -1);
70 CommentLike::like(context.pool(), &like_form)
72 .with_lemmy_type(LemmyErrorType::CouldntLikeComment)?;
75 build_comment_response(
78 Some(local_user_view),