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@dullbananas
dullbananas committed Jul 17, 2023
1 parent 38c6210 commit 3da5f83
Showing 1 changed file with 93 additions and 89 deletions.
182 changes: 93 additions & 89 deletions crates/db_views/src/comment_report_view.rs
View file
Original file line number Diff line number Diff line change
@@ -1,12 +1,20 @@
use crate::structs::CommentReportView;
use diesel::{
dsl,
dsl::now,
helper_types::AliasedFields,
query_builder::{AsQuery, Query},
query_dsl::methods,
result::Error,
sql_types,
BoolExpressionMethods,
Expression,
ExpressionMethods,
JoinOnDsl,
JoinTo,
NullableExpressionMethods,
QueryDsl,
Table,
};
use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
Expand Down Expand Up @@ -34,6 +42,82 @@ use lemmy_db_schema::{
utils::{get_conn, limit_and_offset, DbPool},
};

diesel::alias!(person as person_alias_1: PersonAlias1, person as person_alias_2:PersonAlias2);

type Ac<T> = <T as Table>::AllColumns;

fn full_query<'query, Conn, Q, C, R>(
query: comment_report::table,
my_person_id: PersonId,
community_person_ban_condition: C,
) -> dsl::Select<
impl Query + Table,
(
Ac<comment_report::table>,
Ac<comment::table>,
Ac<post::table>,
Ac<community::table>,
Ac<person::table>,
AliasedFields<person::table, Ac<person::table>>,
Ac<comment_aggregates::table>,
dsl::NullableSelect<Ac<community_person_ban::table>>,
dsl::NullableSelect<comment_like::score>,
dsl::NullableSelect<AliasedFields<person::table, Ac<person::table>>>,
),
>
where
/*Q: AsQuery,
<Q as AsQuery>::Query: Table, /*<
SqlType = <comment_report::table as AsQuery>::SqlType,
AllColumns = <comment_report::table as Table>::AllColumns,
>*/*/
C: Expression<SqlType = sql_types::Nullable<sql_types::Bool>> + Clone,
R: methods::LimitDsl,
dsl::Limit<R>: methods::LoadQuery<'query, Conn, <CommentReportView as JoinView>::JoinTuple>,
{
QueryDsl::inner_join(
query,
comment::table.on(comment_report::comment_id.eq(comment::id)),
)
.inner_join(post::table.on(comment::post_id.eq(post::id)))
.inner_join(community::table.on(post::community_id.eq(community::id)))
.inner_join(person::table.on(comment_report::creator_id.eq(person::id)))
.inner_join(person_alias_1.on(comment::creator_id.eq(person_alias_1.field(person::id))))
.inner_join(
comment_aggregates::table.on(comment_report::comment_id.eq(comment_aggregates::comment_id)),
)
.left_join(
community_person_ban::table.on(
community::id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(comment::creator_id))
.and(community_person_ban_condition),
),
)
.left_join(
comment_like::table.on(
comment::id
.eq(comment_like::comment_id)
.and(comment_like::person_id.eq(my_person_id)),
),
)
.left_join(
person_alias_2.on(comment_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
)
.select((
comment_report::all_columns,
comment::all_columns,
post::all_columns,
community::all_columns,
person::all_columns,
person_alias_1.fields(person::all_columns),
comment_aggregates::all_columns,
community_person_ban::all_columns.nullable(),
comment_like::score.nullable(),
person_alias_2.fields(person::all_columns).nullable(),
))
}

impl CommentReportView {
/// returns the CommentReportView for the provided report_id
///
Expand All @@ -45,48 +129,7 @@ impl CommentReportView {
) -> Result<Self, Error> {
let conn = &mut get_conn(pool).await?;

let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);

let res = comment_report::table
.find(report_id)
.inner_join(comment::table)
.inner_join(post::table.on(comment::post_id.eq(post::id)))
.inner_join(community::table.on(post::community_id.eq(community::id)))
.inner_join(person::table.on(comment_report::creator_id.eq(person::id)))
.inner_join(person_alias_1.on(comment::creator_id.eq(person_alias_1.field(person::id))))
.inner_join(
comment_aggregates::table.on(comment_report::comment_id.eq(comment_aggregates::comment_id)),
)
.left_join(
community_person_ban::table.on(
community::id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(comment::creator_id)),
),
)
.left_join(
comment_like::table.on(
comment::id
.eq(comment_like::comment_id)
.and(comment_like::person_id.eq(my_person_id)),
),
)
.left_join(
person_alias_2
.on(comment_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
)
.select((
comment_report::all_columns,
comment::all_columns,
post::all_columns,
community::all_columns,
person::all_columns,
person_alias_1.fields(person::all_columns),
comment_aggregates::all_columns,
community_person_ban::all_columns.nullable(),
comment_like::score.nullable(),
person_alias_2.fields(person::all_columns).nullable(),
))
let res = full_query(comment_report::table.find(report_id), my_person_id, true)
.first::<<CommentReportView as JoinView>::JoinTuple>(conn)
.await?;

Expand Down Expand Up @@ -152,53 +195,14 @@ impl CommentReportQuery {
) -> Result<Vec<CommentReportView>, Error> {
let conn = &mut get_conn(pool).await?;

let (person_alias_1, person_alias_2) = diesel::alias!(person as person1, person as person2);

let mut query = comment_report::table
.inner_join(comment::table)
.inner_join(post::table.on(comment::post_id.eq(post::id)))
.inner_join(community::table.on(post::community_id.eq(community::id)))
.inner_join(person::table.on(comment_report::creator_id.eq(person::id)))
.inner_join(person_alias_1.on(comment::creator_id.eq(person_alias_1.field(person::id))))
.inner_join(
comment_aggregates::table.on(comment_report::comment_id.eq(comment_aggregates::comment_id)),
)
.left_join(
community_person_ban::table.on(
community::id
.eq(community_person_ban::community_id)
.and(community_person_ban::person_id.eq(comment::creator_id))
.and(
community_person_ban::expires
.is_null()
.or(community_person_ban::expires.gt(now)),
),
),
)
.left_join(
comment_like::table.on(
comment::id
.eq(comment_like::comment_id)
.and(comment_like::person_id.eq(my_person.id)),
),
)
.left_join(
person_alias_2
.on(comment_report::resolver_id.eq(person_alias_2.field(person::id).nullable())),
)
.select((
comment_report::all_columns,
comment::all_columns,
post::all_columns,
community::all_columns,
person::all_columns,
person_alias_1.fields(person::all_columns),
comment_aggregates::all_columns,
community_person_ban::all_columns.nullable(),
comment_like::score.nullable(),
person_alias_2.fields(person::all_columns).nullable(),
))
.into_boxed();
let mut query = full_query(
comment_report::table,
my_person.id,
community_person_ban::expires
.is_null()
.or(community_person_ban::expires.gt(now)),
)
.into_boxed();

if let Some(community_id) = self.community_id {
query = query.filter(post::community_id.eq(community_id));
Expand Down

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