lemmy/crates/db_views/src/vote_view.rs
Dessalines 945064726f
Add creator_banned_from_community to vote_view. (#4568)
* Add creator_banned_from_community to vote_view.

- Fixes #4561

* Adding tests.
2024-03-26 16:22:04 +01:00

268 lines
7.5 KiB
Rust

use crate::structs::VoteView;
use diesel::{
result::Error,
BoolExpressionMethods,
ExpressionMethods,
JoinOnDsl,
NullableExpressionMethods,
QueryDsl,
};
use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
newtypes::{CommentId, PostId},
schema::{comment_like, community_person_ban, person, post, post_like},
utils::{get_conn, limit_and_offset, DbPool},
};
impl VoteView {
pub async fn list_for_post(
pool: &mut DbPool<'_>,
post_id: PostId,
page: Option<i64>,
limit: Option<i64>,
) -> Result<Vec<Self>, Error> {
let conn = &mut get_conn(pool).await?;
let (limit, offset) = limit_and_offset(page, limit)?;
post_like::table
.inner_join(person::table)
.inner_join(post::table)
// Join to community_person_ban to get creator_banned_from_community
.left_join(
community_person_ban::table.on(
post::community_id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(post_like::person_id)),
),
)
.filter(post_like::post_id.eq(post_id))
.select((
person::all_columns,
community_person_ban::community_id.nullable().is_not_null(),
post_like::score,
))
.order_by(post_like::score)
.limit(limit)
.offset(offset)
.load::<Self>(conn)
.await
}
pub async fn list_for_comment(
pool: &mut DbPool<'_>,
comment_id: CommentId,
page: Option<i64>,
limit: Option<i64>,
) -> Result<Vec<Self>, Error> {
let conn = &mut get_conn(pool).await?;
let (limit, offset) = limit_and_offset(page, limit)?;
comment_like::table
.inner_join(person::table)
.inner_join(post::table)
// Join to community_person_ban to get creator_banned_from_community
.left_join(
community_person_ban::table.on(
post::community_id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(comment_like::person_id)),
),
)
.filter(comment_like::comment_id.eq(comment_id))
.select((
person::all_columns,
community_person_ban::community_id.nullable().is_not_null(),
comment_like::score,
))
.order_by(comment_like::score)
.limit(limit)
.offset(offset)
.load::<Self>(conn)
.await
}
}
#[cfg(test)]
#[allow(clippy::unwrap_used)]
#[allow(clippy::indexing_slicing)]
mod tests {
use crate::structs::VoteView;
use lemmy_db_schema::{
source::{
comment::{Comment, CommentInsertForm, CommentLike, CommentLikeForm},
community::{Community, CommunityInsertForm, CommunityPersonBan, CommunityPersonBanForm},
instance::Instance,
person::{Person, PersonInsertForm},
post::{Post, PostInsertForm, PostLike, PostLikeForm},
},
traits::{Bannable, Crud, Likeable},
utils::build_db_pool_for_tests,
};
use pretty_assertions::assert_eq;
use serial_test::serial;
#[tokio::test]
#[serial]
async fn post_and_comment_vote_views() {
let pool = &build_db_pool_for_tests().await;
let pool = &mut pool.into();
let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
.await
.unwrap();
let new_person = PersonInsertForm::builder()
.name("timmy_vv".into())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
let inserted_timmy = Person::create(pool, &new_person).await.unwrap();
let new_person_2 = PersonInsertForm::builder()
.name("sara_vv".into())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
let inserted_sara = Person::create(pool, &new_person_2).await.unwrap();
let new_community = CommunityInsertForm::builder()
.name("test community vv".to_string())
.title("nada".to_owned())
.public_key("pubkey".to_string())
.instance_id(inserted_instance.id)
.build();
let inserted_community = Community::create(pool, &new_community).await.unwrap();
let new_post = PostInsertForm::builder()
.name("A test post vv".into())
.creator_id(inserted_timmy.id)
.community_id(inserted_community.id)
.build();
let inserted_post = Post::create(pool, &new_post).await.unwrap();
let comment_form = CommentInsertForm::builder()
.content("A test comment vv".into())
.creator_id(inserted_timmy.id)
.post_id(inserted_post.id)
.build();
let inserted_comment = Comment::create(pool, &comment_form, None).await.unwrap();
// Timmy upvotes his own post
let timmy_post_vote_form = PostLikeForm {
post_id: inserted_post.id,
person_id: inserted_timmy.id,
score: 1,
};
PostLike::like(pool, &timmy_post_vote_form).await.unwrap();
// Sara downvotes timmy's post
let sara_post_vote_form = PostLikeForm {
post_id: inserted_post.id,
person_id: inserted_sara.id,
score: -1,
};
PostLike::like(pool, &sara_post_vote_form).await.unwrap();
let expected_post_vote_views = [
VoteView {
creator: inserted_sara.clone(),
creator_banned_from_community: false,
score: -1,
},
VoteView {
creator: inserted_timmy.clone(),
creator_banned_from_community: false,
score: 1,
},
];
let read_post_vote_views = VoteView::list_for_post(pool, inserted_post.id, None, None)
.await
.unwrap();
assert_eq!(read_post_vote_views, expected_post_vote_views);
// Timothy votes down his own comment
let timmy_comment_vote_form = CommentLikeForm {
post_id: inserted_post.id,
comment_id: inserted_comment.id,
person_id: inserted_timmy.id,
score: -1,
};
CommentLike::like(pool, &timmy_comment_vote_form)
.await
.unwrap();
// Sara upvotes timmy's comment
let sara_comment_vote_form = CommentLikeForm {
post_id: inserted_post.id,
comment_id: inserted_comment.id,
person_id: inserted_sara.id,
score: 1,
};
CommentLike::like(pool, &sara_comment_vote_form)
.await
.unwrap();
let expected_comment_vote_views = [
VoteView {
creator: inserted_timmy.clone(),
creator_banned_from_community: false,
score: -1,
},
VoteView {
creator: inserted_sara.clone(),
creator_banned_from_community: false,
score: 1,
},
];
let read_comment_vote_views = VoteView::list_for_comment(pool, inserted_comment.id, None, None)
.await
.unwrap();
assert_eq!(read_comment_vote_views, expected_comment_vote_views);
// Ban timmy from that community
let ban_timmy_form = CommunityPersonBanForm {
community_id: inserted_community.id,
person_id: inserted_timmy.id,
expires: None,
};
CommunityPersonBan::ban(pool, &ban_timmy_form)
.await
.unwrap();
// Make sure creator_banned_from_community is true
let read_comment_vote_views_after_ban =
VoteView::list_for_comment(pool, inserted_comment.id, None, None)
.await
.unwrap();
assert!(
read_comment_vote_views_after_ban
.first()
.unwrap()
.creator_banned_from_community
);
let read_post_vote_views_after_ban =
VoteView::list_for_post(pool, inserted_post.id, None, None)
.await
.unwrap();
assert!(
read_post_vote_views_after_ban
.get(1)
.unwrap()
.creator_banned_from_community
);
// Cleanup
Instance::delete(pool, inserted_instance.id).await.unwrap();
}
}