crates/api/src/local_user/block.rs

   1 use crate::Perform;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{
   4   person::{BlockPerson, BlockPersonResponse},
   5   utils::{blocking, get_local_user_view_from_jwt},
   6 };
   7 use lemmy_db_schema::{
   8   source::person_block::{PersonBlock, PersonBlockForm},
   9   traits::Blockable,
  10 };
  11 use lemmy_db_views_actor::structs::PersonViewSafe;
  12 use lemmy_utils::{error::LemmyError, ConnectionId};
  13 use lemmy_websocket::LemmyContext;
  14
  15 #[async_trait::async_trait(?Send)]
  16 impl Perform for BlockPerson {
  17   type Response = BlockPersonResponse;
  18
  19   #[tracing::instrument(skip(context, _websocket_id))]
  20   async fn perform(
  21     &self,
  22     context: &Data<LemmyContext>,
  23     _websocket_id: Option<ConnectionId>,
  24   ) -> Result<BlockPersonResponse, LemmyError> {
  25     let data: &BlockPerson = self;
  26     let local_user_view =
  27       get_local_user_view_from_jwt(&data.auth, context.pool(), context.secret()).await?;
  28
  29     let target_id = data.person_id;
  30     let person_id = local_user_view.person.id;
  31
  32     // Don't let a person block themselves
  33     if target_id == person_id {
  34       return Err(LemmyError::from_message("cant_block_yourself"));
  35     }
  36
  37     let person_block_form = PersonBlockForm {
  38       person_id,
  39       target_id,
  40     };
  41
  42     let target_person_view = blocking(context.pool(), move |conn| {
  43       PersonViewSafe::read(conn, target_id)
  44     })
  45     .await??;
  46
  47     if target_person_view.person.admin {
  48       return Err(LemmyError::from_message("cant_block_admin"));
  49     }
  50
  51     if data.block {
  52       let block = move |conn: &'_ _| PersonBlock::block(conn, &person_block_form);
  53       blocking(context.pool(), block)
  54         .await?
  55         .map_err(|e| LemmyError::from_error_message(e, "person_block_already_exists"))?;
  56     } else {
  57       let unblock = move |conn: &'_ _| PersonBlock::unblock(conn, &person_block_form);
  58       blocking(context.pool(), unblock)
  59         .await?
  60         .map_err(|e| LemmyError::from_error_message(e, "person_block_already_exists"))?;
  61     }
  62
  63     let res = BlockPersonResponse {
  64       person_view: target_person_view,
  65       blocked: data.block,
  66     };
  67
  68     Ok(res)
  69   }
  70 }