crates/api_crud/src/comment/read.rs

   1 use crate::PerformCrud;
   2 use actix_web::web::Data;
   3 use lemmy_api_common::{blocking, comment::*, get_local_user_view_from_jwt_opt};
   4 use lemmy_db_queries::{ListingType, SortType};
   5 use lemmy_db_views::comment_view::CommentQueryBuilder;
   6 use lemmy_utils::{ApiError, ConnectionId, LemmyError};
   7 use lemmy_websocket::LemmyContext;
   8 use std::str::FromStr;
   9
  10 #[async_trait::async_trait(?Send)]
  11 impl PerformCrud for GetComments {
  12   type Response = GetCommentsResponse;
  13
  14   async fn perform(
  15     &self,
  16     context: &Data<LemmyContext>,
  17     _websocket_id: Option<ConnectionId>,
  18   ) -> Result<GetCommentsResponse, LemmyError> {
  19     let data: &GetComments = &self;
  20     let local_user_view = get_local_user_view_from_jwt_opt(&data.auth, context.pool()).await?;
  21     let person_id = local_user_view.map(|u| u.person.id);
  22
  23     let type_ = ListingType::from_str(&data.type_)?;
  24     let sort = SortType::from_str(&data.sort)?;
  25
  26     let community_id = data.community_id;
  27     let community_name = data.community_name.to_owned();
  28     let saved_only = data.saved_only;
  29     let page = data.page;
  30     let limit = data.limit;
  31     let comments = blocking(context.pool(), move |conn| {
  32       CommentQueryBuilder::create(conn)
  33         .listing_type(type_)
  34         .sort(&sort)
  35         .saved_only(saved_only)
  36         .community_id(community_id)
  37         .community_name(community_name)
  38         .my_person_id(person_id)
  39         .page(page)
  40         .limit(limit)
  41         .list()
  42     })
  43     .await?;
  44     let comments = match comments {
  45       Ok(comments) => comments,
  46       Err(_) => return Err(ApiError::err("couldnt_get_comments").into()),
  47     };
  48
  49     Ok(GetCommentsResponse { comments })
  50   }
  51 }