crates/api_crud/src/comment/read.rs

   1 use crate::PerformCrud;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{
   4   blocking,
   5   check_private_instance,
   6   comment::*,
   7   get_local_user_view_from_jwt_opt,
   8   resolve_actor_identifier,
   9 };
  10 use lemmy_db_schema::{
  11   from_opt_str_to_opt_enum,
  12   source::community::Community,
  13   traits::DeleteableOrRemoveable,
  14   ListingType,
  15   SortType,
  16 };
  17 use lemmy_db_views::comment_view::{CommentQueryBuilder, CommentView};
  18 use lemmy_utils::{ConnectionId, LemmyError};
  19 use lemmy_websocket::LemmyContext;
  20
  21 #[async_trait::async_trait(?Send)]
  22 impl PerformCrud for GetComment {
  23   type Response = CommentResponse;
  24
  25   #[tracing::instrument(skip(context, _websocket_id))]
  26   async fn perform(
  27     &self,
  28     context: &Data<LemmyContext>,
  29     _websocket_id: Option<ConnectionId>,
  30   ) -> Result<Self::Response, LemmyError> {
  31     let data = self;
  32     let local_user_view =
  33       get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
  34         .await?;
  35
  36     check_private_instance(&local_user_view, context.pool()).await?;
  37
  38     let person_id = local_user_view.map(|u| u.person.id);
  39     let id = data.id;
  40     let comment_view = blocking(context.pool(), move |conn| {
  41       CommentView::read(conn, id, person_id)
  42     })
  43     .await?
  44     .map_err(LemmyError::from)
  45     .map_err(|e| e.with_message("couldnt_find_comment"))?;
  46
  47     Ok(Self::Response {
  48       comment_view,
  49       form_id: None,
  50       recipient_ids: Vec::new(),
  51     })
  52   }
  53 }
  54
  55 #[async_trait::async_trait(?Send)]
  56 impl PerformCrud for GetComments {
  57   type Response = GetCommentsResponse;
  58
  59   #[tracing::instrument(skip(context, _websocket_id))]
  60   async fn perform(
  61     &self,
  62     context: &Data<LemmyContext>,
  63     _websocket_id: Option<ConnectionId>,
  64   ) -> Result<GetCommentsResponse, LemmyError> {
  65     let data: &GetComments = self;
  66     let local_user_view =
  67       get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
  68         .await?;
  69
  70     check_private_instance(&local_user_view, context.pool()).await?;
  71
  72     let show_bot_accounts = local_user_view
  73       .as_ref()
  74       .map(|t| t.local_user.show_bot_accounts);
  75     let person_id = local_user_view.map(|u| u.person.id);
  76
  77     let sort: Option<SortType> = from_opt_str_to_opt_enum(&data.sort);
  78     let listing_type: Option<ListingType> = from_opt_str_to_opt_enum(&data.type_);
  79
  80     let community_id = data.community_id;
  81     let community_actor_id = if let Some(name) = &data.community_name {
  82       resolve_actor_identifier::<Community>(name, context.pool())
  83         .await
  84         .ok()
  85         .map(|c| c.actor_id)
  86     } else {
  87       None
  88     };
  89     let saved_only = data.saved_only;
  90     let page = data.page;
  91     let limit = data.limit;
  92     let mut comments = blocking(context.pool(), move |conn| {
  93       CommentQueryBuilder::create(conn)
  94         .listing_type(listing_type)
  95         .sort(sort)
  96         .saved_only(saved_only)
  97         .community_id(community_id)
  98         .community_actor_id(community_actor_id)
  99         .my_person_id(person_id)
 100         .show_bot_accounts(show_bot_accounts)
 101         .page(page)
 102         .limit(limit)
 103         .list()
 104     })
 105     .await?
 106     .map_err(LemmyError::from)
 107     .map_err(|e| e.with_message("couldnt_get_comments"))?;
 108
 109     // Blank out deleted or removed info
 110     for cv in comments
 111       .iter_mut()
 112       .filter(|cv| cv.comment.deleted || cv.comment.removed)
 113     {
 114       cv.comment = cv.to_owned().comment.blank_out_deleted_or_removed_info();
 115     }
 116
 117     Ok(GetCommentsResponse { comments })
 118   }
 119 }