use crate::structs::PersonView; use diesel::{ dsl::{now, IntervalDsl}, result::Error, BoolExpressionMethods, ExpressionMethods, PgTextExpressionMethods, QueryDsl, }; use diesel_async::RunQueryDsl; use lemmy_db_schema::{ aggregates::structs::PersonAggregates, newtypes::PersonId, schema, schema::{person, person_aggregates}, source::person::Person, traits::JoinView, utils::{fuzzy_search, get_conn, limit_and_offset, DbPool}, SortType, }; use std::iter::Iterator; use typed_builder::TypedBuilder; type PersonViewTuple = (Person, PersonAggregates); impl PersonView { pub async fn read(pool: &DbPool, person_id: PersonId) -> Result { let conn = &mut get_conn(pool).await?; let res = person::table .find(person_id) .inner_join(person_aggregates::table) .select((person::all_columns, person_aggregates::all_columns)) .first::(conn) .await?; Ok(Self::from_tuple(res)) } pub async fn is_admin(pool: &DbPool, person_id: PersonId) -> Result { use schema::person::dsl::{admin, id, person}; let conn = &mut get_conn(pool).await?; let is_admin = person .filter(id.eq(person_id)) .select(admin) .first::(conn) .await?; Ok(is_admin) } pub async fn admins(pool: &DbPool) -> Result, Error> { let conn = &mut get_conn(pool).await?; let admins = person::table .inner_join(person_aggregates::table) .select((person::all_columns, person_aggregates::all_columns)) .filter(person::admin.eq(true)) .filter(person::deleted.eq(false)) .order_by(person::published) .load::(conn) .await?; Ok(admins.into_iter().map(Self::from_tuple).collect()) } pub async fn banned(pool: &DbPool) -> Result, Error> { let conn = &mut get_conn(pool).await?; let banned = person::table .inner_join(person_aggregates::table) .select((person::all_columns, person_aggregates::all_columns)) .filter( person::banned.eq(true).and( person::ban_expires .is_null() .or(person::ban_expires.gt(now)), ), ) .filter(person::deleted.eq(false)) .load::(conn) .await?; Ok(banned.into_iter().map(Self::from_tuple).collect()) } } #[derive(TypedBuilder)] #[builder(field_defaults(default))] pub struct PersonQuery<'a> { #[builder(!default)] pool: &'a DbPool, sort: Option, search_term: Option, page: Option, limit: Option, } impl<'a> PersonQuery<'a> { pub async fn list(self) -> Result, Error> { let conn = &mut get_conn(self.pool).await?; let mut query = person::table .inner_join(person_aggregates::table) .select((person::all_columns, person_aggregates::all_columns)) .into_boxed(); if let Some(search_term) = self.search_term { let searcher = fuzzy_search(&search_term); query = query .filter(person::name.ilike(searcher.clone())) .or_filter(person::display_name.ilike(searcher)); } query = match self.sort.unwrap_or(SortType::Hot) { SortType::New | SortType::NewComments => query.order_by(person::published.desc()), SortType::Old => query.order_by(person::published.asc()), SortType::Hot | SortType::Active | SortType::TopAll => { query.order_by(person_aggregates::comment_score.desc()) } SortType::MostComments => query.order_by(person_aggregates::comment_count.desc()), SortType::TopYear => query .filter(person::published.gt(now - 1.years())) .order_by(person_aggregates::comment_score.desc()), SortType::TopMonth => query .filter(person::published.gt(now - 1.months())) .order_by(person_aggregates::comment_score.desc()), SortType::TopWeek => query .filter(person::published.gt(now - 1.weeks())) .order_by(person_aggregates::comment_score.desc()), SortType::TopDay => query .filter(person::published.gt(now - 1.days())) .order_by(person_aggregates::comment_score.desc()), SortType::TopHour => query .filter(person::published.gt(now - 1.hours())) .order_by(person_aggregates::comment_score.desc()), SortType::TopSixHour => query .filter(person::published.gt(now - 6.hours())) .order_by(person_aggregates::comment_score.desc()), SortType::TopTwelveHour => query .filter(person::published.gt(now - 12.hours())) .order_by(person_aggregates::comment_score.desc()), SortType::TopThreeMonths => query .filter(person::published.gt(now - 3.months())) .order_by(person_aggregates::comment_score.desc()), SortType::TopSixMonths => query .filter(person::published.gt(now - 6.months())) .order_by(person_aggregates::comment_score.desc()), SortType::TopNineMonths => query .filter(person::published.gt(now - 9.months())) .order_by(person_aggregates::comment_score.desc()), }; let (limit, offset) = limit_and_offset(self.page, self.limit)?; query = query.limit(limit).offset(offset); let res = query.load::(conn).await?; Ok(res.into_iter().map(PersonView::from_tuple).collect()) } } impl JoinView for PersonView { type JoinTuple = PersonViewTuple; fn from_tuple(a: Self::JoinTuple) -> Self { Self { person: a.0, counts: a.1, } } }