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 };
   9 use lemmy_apub::{
  10   fetcher::webfinger::webfinger_resolve,
  11   objects::community::ApubCommunity,
  12   EndpointType,
  13 };
  14 use lemmy_db_schema::{
  15   from_opt_str_to_opt_enum,
  16   traits::DeleteableOrRemoveable,
  17   ListingType,
  18   SortType,
  19 };
  20 use lemmy_db_views::comment_view::{CommentQueryBuilder, CommentView};
  21 use lemmy_utils::{ConnectionId, LemmyError};
  22 use lemmy_websocket::LemmyContext;
  23
  24 #[async_trait::async_trait(?Send)]
  25 impl PerformCrud for GetComment {
  26   type Response = CommentResponse;
  27
  28   #[tracing::instrument(skip(context, _websocket_id))]
  29   async fn perform(
  30     &self,
  31     context: &Data<LemmyContext>,
  32     _websocket_id: Option<ConnectionId>,
  33   ) -> Result<Self::Response, LemmyError> {
  34     let data = self;
  35     let local_user_view =
  36       get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
  37         .await?;
  38
  39     check_private_instance(&local_user_view, context.pool()).await?;
  40
  41     let person_id = local_user_view.map(|u| u.person.id);
  42     let id = data.id;
  43     let comment_view = blocking(context.pool(), move |conn| {
  44       CommentView::read(conn, id, person_id)
  45     })
  46     .await?
  47     .map_err(LemmyError::from)
  48     .map_err(|e| e.with_message("couldnt_find_comment"))?;
  49
  50     Ok(Self::Response {
  51       comment_view,
  52       form_id: None,
  53       recipient_ids: Vec::new(),
  54     })
  55   }
  56 }
  57
  58 #[async_trait::async_trait(?Send)]
  59 impl PerformCrud for GetComments {
  60   type Response = GetCommentsResponse;
  61
  62   #[tracing::instrument(skip(context, _websocket_id))]
  63   async fn perform(
  64     &self,
  65     context: &Data<LemmyContext>,
  66     _websocket_id: Option<ConnectionId>,
  67   ) -> Result<GetCommentsResponse, LemmyError> {
  68     let data: &GetComments = self;
  69     let local_user_view =
  70       get_local_user_view_from_jwt_opt(data.auth.as_ref(), context.pool(), context.secret())
  71         .await?;
  72
  73     check_private_instance(&local_user_view, context.pool()).await?;
  74
  75     let show_bot_accounts = local_user_view
  76       .as_ref()
  77       .map(|t| t.local_user.show_bot_accounts);
  78     let person_id = local_user_view.map(|u| u.person.id);
  79
  80     let sort: Option<SortType> = from_opt_str_to_opt_enum(&data.sort);
  81     let listing_type: Option<ListingType> = from_opt_str_to_opt_enum(&data.type_);
  82
  83     let community_id = data.community_id;
  84     let community_actor_id = if let Some(name) = &data.community_name {
  85       webfinger_resolve::<ApubCommunity>(name, EndpointType::Community, context, &mut 0)
  86         .await
  87         .ok()
  88     } else {
  89       None
  90     };
  91     let saved_only = data.saved_only;
  92     let page = data.page;
  93     let limit = data.limit;
  94     let mut comments = blocking(context.pool(), move |conn| {
  95       CommentQueryBuilder::create(conn)
  96         .listing_type(listing_type)
  97         .sort(sort)
  98         .saved_only(saved_only)
  99         .community_id(community_id)
 100         .community_actor_id(community_actor_id)
 101         .my_person_id(person_id)
 102         .show_bot_accounts(show_bot_accounts)
 103         .page(page)
 104         .limit(limit)
 105         .list()
 106     })
 107     .await?
 108     .map_err(LemmyError::from)
 109     .map_err(|e| e.with_message("couldnt_get_comments"))?;
 110
 111     // Blank out deleted or removed info
 112     for cv in comments
 113       .iter_mut()
 114       .filter(|cv| cv.comment.deleted || cv.comment.removed)
 115     {
 116       cv.comment = cv.to_owned().comment.blank_out_deleted_or_removed_info();
 117     }
 118
 119     Ok(GetCommentsResponse { comments })
 120   }
 121 }