crates/api/src/community/block.rs

   1 use crate::Perform;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{
   4   community::{BlockCommunity, BlockCommunityResponse},
   5   context::LemmyContext,
   6   utils::get_local_user_view_from_jwt,
   7 };
   8 use lemmy_db_schema::{
   9   source::{
  10     community::{CommunityFollower, CommunityFollowerForm},
  11     community_block::{CommunityBlock, CommunityBlockForm},
  12   },
  13   traits::{Blockable, Followable},
  14 };
  15 use lemmy_db_views_actor::structs::CommunityView;
  16 use lemmy_utils::{error::LemmyError, ConnectionId};
  17
  18 #[async_trait::async_trait(?Send)]
  19 impl Perform for BlockCommunity {
  20   type Response = BlockCommunityResponse;
  21
  22   #[tracing::instrument(skip(context, _websocket_id))]
  23   async fn perform(
  24     &self,
  25     context: &Data<LemmyContext>,
  26     _websocket_id: Option<ConnectionId>,
  27   ) -> Result<BlockCommunityResponse, LemmyError> {
  28     let data: &BlockCommunity = self;
  29     let local_user_view =
  30       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
  31
  32     let community_id = data.community_id;
  33     let person_id = local_user_view.person.id;
  34     let community_block_form = CommunityBlockForm {
  35       person_id,
  36       community_id,
  37     };
  38
  39     if data.block {
  40       CommunityBlock::block(context.pool(), &community_block_form)
  41         .await
  42         .map_err(|e| LemmyError::from_error_message(e, "community_block_already_exists"))?;
  43
  44       // Also, unfollow the community, and send a federated unfollow
  45       let community_follower_form = CommunityFollowerForm {
  46         community_id: data.community_id,
  47         person_id,
  48         pending: false,
  49       };
  50
  51       CommunityFollower::unfollow(context.pool(), &community_follower_form)
  52         .await
  53         .ok();
  54     } else {
  55       CommunityBlock::unblock(context.pool(), &community_block_form)
  56         .await
  57         .map_err(|e| LemmyError::from_error_message(e, "community_block_already_exists"))?;
  58     }
  59
  60     let community_view =
  61       CommunityView::read(context.pool(), community_id, Some(person_id), None).await?;
  62
  63     Ok(BlockCommunityResponse {
  64       blocked: data.block,
  65       community_view,
  66     })
  67   }
  68 }