crates/api_crud/src/comment/list.rs

   1 use crate::PerformCrud;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{
   4   comment::{GetComments, GetCommentsResponse},
   5   utils::{blocking, check_private_instance, get_local_user_view_from_jwt_opt},
   6 };
   7 use lemmy_apub::{fetcher::resolve_actor_identifier, objects::community::ApubCommunity};
   8 use lemmy_db_schema::{source::community::Community, traits::DeleteableOrRemoveable};
   9 use lemmy_db_views::comment_view::CommentQueryBuilder;
  10 use lemmy_utils::{ConnectionId, LemmyError};
  11 use lemmy_websocket::LemmyContext;
  12
  13 #[async_trait::async_trait(?Send)]
  14 impl PerformCrud for GetComments {
  15   type Response = GetCommentsResponse;
  16
  17   #[tracing::instrument(skip(context, _websocket_id))]
  18   async fn perform(
  19     &self,
  20     context: &Data<LemmyContext>,
  21     _websocket_id: Option<ConnectionId>,
  22   ) -> Result<GetCommentsResponse, LemmyError> {
  23     let data: &GetComments = self;
  24     let local_user_view =
  25       get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
  26         .await?;
  27
  28     check_private_instance(&local_user_view, context.pool()).await?;
  29
  30     let show_bot_accounts = local_user_view
  31       .as_ref()
  32       .map(|t| t.local_user.show_bot_accounts);
  33     let person_id = local_user_view.map(|u| u.person.id);
  34
  35     let community_id = data.community_id;
  36     let community_actor_id = if let Some(name) = &data.community_name {
  37       resolve_actor_identifier::<ApubCommunity, Community>(name, context)
  38         .await
  39         .ok()
  40         .map(|c| c.actor_id)
  41     } else {
  42       None
  43     };
  44     let sort = data.sort;
  45     let listing_type = data.type_;
  46     let saved_only = data.saved_only;
  47     let page = data.page;
  48     let limit = data.limit;
  49     let mut comments = blocking(context.pool(), move |conn| {
  50       CommentQueryBuilder::create(conn)
  51         .listing_type(listing_type)
  52         .sort(sort)
  53         .saved_only(saved_only)
  54         .community_id(community_id)
  55         .community_actor_id(community_actor_id)
  56         .my_person_id(person_id)
  57         .show_bot_accounts(show_bot_accounts)
  58         .page(page)
  59         .limit(limit)
  60         .list()
  61     })
  62     .await?
  63     .map_err(|e| LemmyError::from_error_message(e, "couldnt_get_comments"))?;
  64
  65     // Blank out deleted or removed info
  66     for cv in comments
  67       .iter_mut()
  68       .filter(|cv| cv.comment.deleted || cv.comment.removed)
  69     {
  70       cv.comment = cv.to_owned().comment.blank_out_deleted_or_removed_info();
  71     }
  72
  73     Ok(GetCommentsResponse { comments })
  74   }
  75 }