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::{
   9   source::community::Community,
  10   traits::DeleteableOrRemoveable,
  11   utils::{from_opt_str_to_opt_enum, ListingType, SortType},
  12 };
  13 use lemmy_db_views::comment_view::CommentQueryBuilder;
  14 use lemmy_utils::{ConnectionId, LemmyError};
  15 use lemmy_websocket::LemmyContext;
  16
  17 #[async_trait::async_trait(?Send)]
  18 impl PerformCrud for GetComments {
  19   type Response = GetCommentsResponse;
  20
  21   #[tracing::instrument(skip(context, _websocket_id))]
  22   async fn perform(
  23     &self,
  24     context: &Data<LemmyContext>,
  25     _websocket_id: Option<ConnectionId>,
  26   ) -> Result<GetCommentsResponse, LemmyError> {
  27     let data: &GetComments = self;
  28     let local_user_view =
  29       get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
  30         .await?;
  31
  32     check_private_instance(&local_user_view, context.pool()).await?;
  33
  34     let show_bot_accounts = local_user_view
  35       .as_ref()
  36       .map(|t| t.local_user.show_bot_accounts);
  37     let person_id = local_user_view.map(|u| u.person.id);
  38
  39     let sort: Option<SortType> = from_opt_str_to_opt_enum(&data.sort);
  40     let listing_type: Option<ListingType> = from_opt_str_to_opt_enum(&data.type_);
  41
  42     let community_id = data.community_id;
  43     let community_actor_id = if let Some(name) = &data.community_name {
  44       resolve_actor_identifier::<ApubCommunity, Community>(name, context)
  45         .await
  46         .ok()
  47         .map(|c| c.actor_id)
  48     } else {
  49       None
  50     };
  51     let saved_only = data.saved_only;
  52     let page = data.page;
  53     let limit = data.limit;
  54     let mut comments = blocking(context.pool(), move |conn| {
  55       CommentQueryBuilder::create(conn)
  56         .listing_type(listing_type)
  57         .sort(sort)
  58         .saved_only(saved_only)
  59         .community_id(community_id)
  60         .community_actor_id(community_actor_id)
  61         .my_person_id(person_id)
  62         .show_bot_accounts(show_bot_accounts)
  63         .page(page)
  64         .limit(limit)
  65         .list()
  66     })
  67     .await?
  68     .map_err(|e| LemmyError::from_error_message(e, "couldnt_get_comments"))?;
  69
  70     // Blank out deleted or removed info
  71     for cv in comments
  72       .iter_mut()
  73       .filter(|cv| cv.comment.deleted || cv.comment.removed)
  74     {
  75       cv.comment = cv.to_owned().comment.blank_out_deleted_or_removed_info();
  76     }
  77
  78     Ok(GetCommentsResponse { comments })
  79   }
  80 }