-use crate::structs::PersonViewSafe;
+use crate::structs::PersonView;
use diesel::{
- dsl::{now, IntervalDsl},
+ dsl::now,
+ pg::Pg,
result::Error,
BoolExpressionMethods,
ExpressionMethods,
use lemmy_db_schema::{
aggregates::structs::PersonAggregates,
newtypes::PersonId,
+ schema,
schema::{person, person_aggregates},
- source::person::{Person, PersonSafe},
- traits::{ToSafe, ViewToVec},
- utils::{fuzzy_search, get_conn, limit_and_offset, DbPool},
- SortType,
+ source::person::Person,
+ traits::JoinView,
+ utils::{fuzzy_search, get_conn, limit_and_offset, DbConn, DbPool, ListFn, Queries, ReadFn},
+ PersonSortType,
};
-use std::iter::Iterator;
-use typed_builder::TypedBuilder;
-type PersonViewSafeTuple = (PersonSafe, PersonAggregates);
+type PersonViewTuple = (Person, PersonAggregates);
-impl PersonViewSafe {
- pub async fn read(pool: &DbPool, person_id: PersonId) -> Result<Self, Error> {
- let conn = &mut get_conn(pool).await?;
- let (person, counts) = person::table
- .find(person_id)
- .inner_join(person_aggregates::table)
- .select((Person::safe_columns_tuple(), person_aggregates::all_columns))
- .first::<PersonViewSafeTuple>(conn)
- .await?;
- Ok(Self { person, counts })
- }
+enum ListMode {
+ Admins,
+ Banned,
+ Query(PersonQuery),
+}
- pub async fn admins(pool: &DbPool) -> Result<Vec<Self>, Error> {
- let conn = &mut get_conn(pool).await?;
- let admins = person::table
+fn queries<'a>(
+) -> Queries<impl ReadFn<'a, PersonView, PersonId>, impl ListFn<'a, PersonView, ListMode>> {
+ let all_joins = |query: person::BoxedQuery<'a, Pg>| {
+ query
.inner_join(person_aggregates::table)
- .select((Person::safe_columns_tuple(), person_aggregates::all_columns))
- .filter(person::admin.eq(true))
- .filter(person::deleted.eq(false))
- .order_by(person::published)
- .load::<PersonViewSafeTuple>(conn)
- .await?;
+ .select((person::all_columns, person_aggregates::all_columns))
+ };
- Ok(Self::from_tuple_to_vec(admins))
- }
+ let read = move |mut conn: DbConn<'a>, person_id: PersonId| async move {
+ all_joins(person::table.find(person_id).into_boxed())
+ .first::<PersonViewTuple>(&mut conn)
+ .await
+ };
- pub async fn banned(pool: &DbPool) -> Result<Vec<Self>, Error> {
- let conn = &mut get_conn(pool).await?;
- let banned = person::table
- .inner_join(person_aggregates::table)
- .select((Person::safe_columns_tuple(), 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::<PersonViewSafeTuple>(conn)
- .await?;
+ let list = move |mut conn: DbConn<'a>, mode: ListMode| async move {
+ let mut query = all_joins(person::table.into_boxed());
+ match mode {
+ ListMode::Admins => {
+ query = query
+ .filter(person::admin.eq(true))
+ .filter(person::deleted.eq(false))
+ .order_by(person::published);
+ }
+ ListMode::Banned => {
+ query = query
+ .filter(
+ person::banned.eq(true).and(
+ person::ban_expires
+ .is_null()
+ .or(person::ban_expires.gt(now)),
+ ),
+ )
+ .filter(person::deleted.eq(false));
+ }
+ ListMode::Query(options) => {
+ if let Some(search_term) = options.search_term {
+ let searcher = fuzzy_search(&search_term);
+ query = query
+ .filter(person::name.ilike(searcher.clone()))
+ .or_filter(person::display_name.ilike(searcher));
+ }
- Ok(Self::from_tuple_to_vec(banned))
- }
-}
+ query = match options.sort.unwrap_or(PersonSortType::CommentScore) {
+ PersonSortType::New => query.order_by(person::published.desc()),
+ PersonSortType::Old => query.order_by(person::published.asc()),
+ PersonSortType::MostComments => query.order_by(person_aggregates::comment_count.desc()),
+ PersonSortType::CommentScore => query.order_by(person_aggregates::comment_score.desc()),
+ PersonSortType::PostScore => query.order_by(person_aggregates::post_score.desc()),
+ PersonSortType::PostCount => query.order_by(person_aggregates::post_count.desc()),
+ };
-#[derive(TypedBuilder)]
-#[builder(field_defaults(default))]
-pub struct PersonQuery<'a> {
- #[builder(!default)]
- pool: &'a DbPool,
- sort: Option<SortType>,
- search_term: Option<String>,
- page: Option<i64>,
- limit: Option<i64>,
+ let (limit, offset) = limit_and_offset(options.page, options.limit)?;
+ query = query.limit(limit).offset(offset);
+ }
+ }
+ query.load::<PersonViewTuple>(&mut conn).await
+ };
+
+ Queries::new(read, list)
}
-impl<'a> PersonQuery<'a> {
- pub async fn list(self) -> Result<Vec<PersonViewSafe>, Error> {
- let conn = &mut get_conn(self.pool).await?;
- let mut query = person::table
- .inner_join(person_aggregates::table)
- .select((Person::safe_columns_tuple(), person_aggregates::all_columns))
- .into_boxed();
+impl PersonView {
+ pub async fn read(pool: &mut DbPool<'_>, person_id: PersonId) -> Result<Self, Error> {
+ queries().read(pool, person_id).await
+ }
- 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));
- }
+ pub async fn is_admin(pool: &mut DbPool<'_>, person_id: PersonId) -> Result<bool, Error> {
+ 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::<bool>(conn)
+ .await?;
+ Ok(is_admin)
+ }
- 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()),
- };
+ pub async fn admins(pool: &mut DbPool<'_>) -> Result<Vec<Self>, Error> {
+ queries().list(pool, ListMode::Admins).await
+ }
- let (limit, offset) = limit_and_offset(self.page, self.limit)?;
- query = query.limit(limit).offset(offset);
+ pub async fn banned(pool: &mut DbPool<'_>) -> Result<Vec<Self>, Error> {
+ queries().list(pool, ListMode::Banned).await
+ }
+}
- let res = query.load::<PersonViewSafeTuple>(conn).await?;
+#[derive(Default)]
+pub struct PersonQuery {
+ pub sort: Option<PersonSortType>,
+ pub search_term: Option<String>,
+ pub page: Option<i64>,
+ pub limit: Option<i64>,
+}
- Ok(PersonViewSafe::from_tuple_to_vec(res))
+impl PersonQuery {
+ pub async fn list(self, pool: &mut DbPool<'_>) -> Result<Vec<PersonView>, Error> {
+ queries().list(pool, ListMode::Query(self)).await
}
}
-impl ViewToVec for PersonViewSafe {
- type DbTuple = PersonViewSafeTuple;
- fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
- items
- .into_iter()
- .map(|a| Self {
- person: a.0,
- counts: a.1,
- })
- .collect::<Vec<Self>>()
+impl JoinView for PersonView {
+ type JoinTuple = PersonViewTuple;
+ fn from_tuple(a: Self::JoinTuple) -> Self {
+ Self {
+ person: a.0,
+ counts: a.1,
+ }
}
}