lemmy/crates/apub/src/api/list_posts.rs

70 lines
2.0 KiB
Rust

use crate::{
api::listing_type_with_default,
fetcher::resolve_actor_identifier,
objects::community::ApubCommunity,
};
use activitypub_federation::config::Data;
use actix_web::web::{Json, Query};
use lemmy_api_common::{
context::LemmyContext,
post::{GetPosts, GetPostsResponse},
utils::{check_private_instance, local_user_view_from_jwt_opt_new},
};
use lemmy_db_schema::source::{community::Community, local_site::LocalSite};
use lemmy_db_views::{post_view::PostQuery, structs::LocalUserView};
use lemmy_utils::error::{LemmyError, LemmyErrorExt, LemmyErrorType};
#[tracing::instrument(skip(context))]
pub async fn list_posts(
data: Query<GetPosts>,
context: Data<LemmyContext>,
mut local_user_view: Option<LocalUserView>,
) -> Result<Json<GetPostsResponse>, LemmyError> {
local_user_view_from_jwt_opt_new(&mut local_user_view, data.auth.as_ref(), &context).await;
let local_site = LocalSite::read(&mut context.pool()).await?;
check_private_instance(&local_user_view, &local_site)?;
let sort = data.sort;
let page = data.page;
let limit = data.limit;
let community_id = if let Some(name) = &data.community_name {
Some(resolve_actor_identifier::<ApubCommunity, Community>(name, &context, &None, true).await?)
.map(|c| c.id)
} else {
data.community_id
};
let saved_only = data.saved_only.unwrap_or_default();
let liked_only = data.liked_only.unwrap_or_default();
let disliked_only = data.disliked_only.unwrap_or_default();
if liked_only && disliked_only {
return Err(LemmyError::from(LemmyErrorType::ContradictingFilters));
}
let listing_type = Some(listing_type_with_default(
data.type_,
&local_site,
community_id,
)?);
let posts = PostQuery {
local_user: local_user_view.as_ref(),
listing_type,
sort,
community_id,
saved_only,
liked_only,
disliked_only,
page,
limit,
..Default::default()
}
.list(&mut context.pool())
.await
.with_lemmy_type(LemmyErrorType::CouldntGetPosts)?;
Ok(Json(GetPostsResponse { posts }))
}