use crate::structs::CommentReplyView;
-use diesel::{dsl::*, result::Error, *};
+use diesel::{
+ pg::Pg,
+ result::Error,
+ BoolExpressionMethods,
+ ExpressionMethods,
+ JoinOnDsl,
+ NullableExpressionMethods,
+ QueryDsl,
+};
+use diesel_async::RunQueryDsl;
use lemmy_db_schema::{
aggregates::structs::CommentAggregates,
+ aliases,
newtypes::{CommentReplyId, PersonId},
schema::{
comment,
source::{
comment::{Comment, CommentSaved},
comment_reply::CommentReply,
- community::{Community, CommunityFollower, CommunityPersonBan, CommunitySafe},
- person::{Person, PersonSafe},
+ community::{Community, CommunityFollower, CommunityPersonBan},
+ person::Person,
person_block::PersonBlock,
post::Post,
},
- traits::{ToSafe, ViewToVec},
- utils::{functions::hot_rank, limit_and_offset},
+ traits::JoinView,
+ utils::{get_conn, limit_and_offset, DbConn, DbPool, ListFn, Queries, ReadFn},
CommentSortType,
};
-use typed_builder::TypedBuilder;
type CommentReplyViewTuple = (
CommentReply,
Comment,
- PersonSafe,
+ Person,
Post,
- CommunitySafe,
- PersonSafe,
+ Community,
+ Person,
CommentAggregates,
Option<CommunityPersonBan>,
Option<CommunityFollower>,
Option<i16>,
);
-impl CommentReplyView {
- pub fn read(
- conn: &mut PgConnection,
- comment_reply_id: CommentReplyId,
- my_person_id: Option<PersonId>,
- ) -> Result<Self, Error> {
- let person_alias_1 = diesel::alias!(person as person1);
-
+fn queries<'a>() -> Queries<
+ impl ReadFn<'a, CommentReplyView, (CommentReplyId, Option<PersonId>)>,
+ impl ListFn<'a, CommentReplyView, CommentReplyQuery>,
+> {
+ let all_joins = |query: comment_reply::BoxedQuery<'a, Pg>, my_person_id: Option<PersonId>| {
// The left join below will return None in this case
let person_id_join = my_person_id.unwrap_or(PersonId(-1));
- let (
- comment_reply,
- comment,
- creator,
- post,
- community,
- recipient,
- counts,
- creator_banned_from_community,
- follower,
- saved,
- creator_blocked,
- my_vote,
- ) = comment_reply::table
- .find(comment_reply_id)
+ query
.inner_join(comment::table)
.inner_join(person::table.on(comment::creator_id.eq(person::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_alias_1)
+ .inner_join(aliases::person1)
.inner_join(comment_aggregates::table.on(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)),
- ),
+ .and(community_person_ban::person_id.eq(comment::creator_id)),
),
)
.left_join(
.select((
comment_reply::all_columns,
comment::all_columns,
- Person::safe_columns_tuple(),
+ person::all_columns,
post::all_columns,
- Community::safe_columns_tuple(),
- person_alias_1.fields(Person::safe_columns_tuple()),
+ community::all_columns,
+ aliases::person1.fields(person::all_columns),
comment_aggregates::all_columns,
community_person_ban::all_columns.nullable(),
community_follower::all_columns.nullable(),
person_block::all_columns.nullable(),
comment_like::score.nullable(),
))
- .first::<CommentReplyViewTuple>(conn)?;
-
- Ok(CommentReplyView {
- comment_reply,
- comment,
- creator,
- post,
- community,
- recipient,
- counts,
- creator_banned_from_community: creator_banned_from_community.is_some(),
- subscribed: CommunityFollower::to_subscribed_type(&follower),
- saved: saved.is_some(),
- creator_blocked: creator_blocked.is_some(),
- my_vote,
- })
- }
-
- /// Gets the number of unread replies
- pub fn get_unread_replies(conn: &mut PgConnection, my_person_id: PersonId) -> Result<i64, Error> {
- use diesel::dsl::*;
-
- comment_reply::table
- .inner_join(comment::table)
- .filter(comment_reply::recipient_id.eq(my_person_id))
- .filter(comment_reply::read.eq(false))
- .filter(comment::deleted.eq(false))
- .filter(comment::removed.eq(false))
- .select(count(comment_reply::id))
- .first::<i64>(conn)
- }
-}
-
-#[derive(TypedBuilder)]
-#[builder(field_defaults(default))]
-pub struct CommentReplyQuery<'a> {
- #[builder(!default)]
- conn: &'a mut PgConnection,
- my_person_id: Option<PersonId>,
- recipient_id: Option<PersonId>,
- sort: Option<CommentSortType>,
- unread_only: Option<bool>,
- show_bot_accounts: Option<bool>,
- page: Option<i64>,
- limit: Option<i64>,
-}
-
-impl<'a> CommentReplyQuery<'a> {
- pub fn list(self) -> Result<Vec<CommentReplyView>, Error> {
- use diesel::dsl::*;
-
- let person_alias_1 = diesel::alias!(person as person1);
-
- // The left join below will return None in this case
- let person_id_join = self.my_person_id.unwrap_or(PersonId(-1));
-
- let mut query = comment_reply::table
- .inner_join(comment::table)
- .inner_join(person::table.on(comment::creator_id.eq(person::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_alias_1)
- .inner_join(comment_aggregates::table.on(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(
- community_follower::table.on(
- post::community_id
- .eq(community_follower::community_id)
- .and(community_follower::person_id.eq(person_id_join)),
- ),
- )
- .left_join(
- comment_saved::table.on(
- comment::id
- .eq(comment_saved::comment_id)
- .and(comment_saved::person_id.eq(person_id_join)),
- ),
+ };
+
+ let read =
+ move |mut conn: DbConn<'a>,
+ (comment_reply_id, my_person_id): (CommentReplyId, Option<PersonId>)| async move {
+ all_joins(
+ comment_reply::table.find(comment_reply_id).into_boxed(),
+ my_person_id,
)
- .left_join(
- person_block::table.on(
- comment::creator_id
- .eq(person_block::target_id)
- .and(person_block::person_id.eq(person_id_join)),
- ),
- )
- .left_join(
- comment_like::table.on(
- comment::id
- .eq(comment_like::comment_id)
- .and(comment_like::person_id.eq(person_id_join)),
- ),
- )
- .select((
- comment_reply::all_columns,
- comment::all_columns,
- Person::safe_columns_tuple(),
- post::all_columns,
- Community::safe_columns_tuple(),
- person_alias_1.fields(Person::safe_columns_tuple()),
- comment_aggregates::all_columns,
- community_person_ban::all_columns.nullable(),
- community_follower::all_columns.nullable(),
- comment_saved::all_columns.nullable(),
- person_block::all_columns.nullable(),
- comment_like::score.nullable(),
- ))
- .into_boxed();
+ .first::<CommentReplyViewTuple>(&mut conn)
+ .await
+ };
- if let Some(recipient_id) = self.recipient_id {
+ let list = move |mut conn: DbConn<'a>, options: CommentReplyQuery| async move {
+ let mut query = all_joins(comment_reply::table.into_boxed(), options.my_person_id);
+
+ if let Some(recipient_id) = options.recipient_id {
query = query.filter(comment_reply::recipient_id.eq(recipient_id));
}
- if self.unread_only.unwrap_or(false) {
+ if options.unread_only.unwrap_or(false) {
query = query.filter(comment_reply::read.eq(false));
}
- if !self.show_bot_accounts.unwrap_or(true) {
+ if !options.show_bot_accounts.unwrap_or(true) {
query = query.filter(person::bot_account.eq(false));
};
- query = match self.sort.unwrap_or(CommentSortType::Hot) {
- CommentSortType::Hot => query
- .then_order_by(hot_rank(comment_aggregates::score, comment_aggregates::published).desc())
- .then_order_by(comment_aggregates::published.desc()),
- CommentSortType::New => query.then_order_by(comment::published.desc()),
- CommentSortType::Old => query.then_order_by(comment::published.asc()),
+ query = match options.sort.unwrap_or(CommentSortType::New) {
+ CommentSortType::Hot => query.then_order_by(comment_aggregates::hot_rank.desc()),
+ CommentSortType::Controversial => {
+ query.then_order_by(comment_aggregates::controversy_rank.desc())
+ }
+ CommentSortType::New => query.then_order_by(comment_reply::published.desc()),
+ CommentSortType::Old => query.then_order_by(comment_reply::published.asc()),
CommentSortType::Top => query.order_by(comment_aggregates::score.desc()),
};
- let (limit, offset) = limit_and_offset(self.page, self.limit)?;
+ let (limit, offset) = limit_and_offset(options.page, options.limit)?;
- let res = query
+ query
.limit(limit)
.offset(offset)
- .load::<CommentReplyViewTuple>(self.conn)?;
+ .load::<CommentReplyViewTuple>(&mut conn)
+ .await
+ };
+
+ Queries::new(read, list)
+}
+
+impl CommentReplyView {
+ pub async fn read(
+ pool: &mut DbPool<'_>,
+ comment_reply_id: CommentReplyId,
+ my_person_id: Option<PersonId>,
+ ) -> Result<Self, Error> {
+ queries().read(pool, (comment_reply_id, my_person_id)).await
+ }
+
+ /// Gets the number of unread replies
+ pub async fn get_unread_replies(
+ pool: &mut DbPool<'_>,
+ my_person_id: PersonId,
+ ) -> Result<i64, Error> {
+ use diesel::dsl::count;
+
+ let conn = &mut get_conn(pool).await?;
+
+ comment_reply::table
+ .inner_join(comment::table)
+ .filter(comment_reply::recipient_id.eq(my_person_id))
+ .filter(comment_reply::read.eq(false))
+ .filter(comment::deleted.eq(false))
+ .filter(comment::removed.eq(false))
+ .select(count(comment_reply::id))
+ .first::<i64>(conn)
+ .await
+ }
+}
- Ok(CommentReplyView::from_tuple_to_vec(res))
+#[derive(Default)]
+pub struct CommentReplyQuery {
+ pub my_person_id: Option<PersonId>,
+ pub recipient_id: Option<PersonId>,
+ pub sort: Option<CommentSortType>,
+ pub unread_only: Option<bool>,
+ pub show_bot_accounts: Option<bool>,
+ pub page: Option<i64>,
+ pub limit: Option<i64>,
+}
+
+impl CommentReplyQuery {
+ pub async fn list(self, pool: &mut DbPool<'_>) -> Result<Vec<CommentReplyView>, Error> {
+ queries().list(pool, self).await
}
}
-impl ViewToVec for CommentReplyView {
- type DbTuple = CommentReplyViewTuple;
- fn from_tuple_to_vec(items: Vec<Self::DbTuple>) -> Vec<Self> {
- items
- .into_iter()
- .map(|a| Self {
- comment_reply: a.0,
- comment: a.1,
- creator: a.2,
- post: a.3,
- community: a.4,
- recipient: a.5,
- counts: a.6,
- creator_banned_from_community: a.7.is_some(),
- subscribed: CommunityFollower::to_subscribed_type(&a.8),
- saved: a.9.is_some(),
- creator_blocked: a.10.is_some(),
- my_vote: a.11,
- })
- .collect::<Vec<Self>>()
+impl JoinView for CommentReplyView {
+ type JoinTuple = CommentReplyViewTuple;
+ fn from_tuple(a: Self::JoinTuple) -> Self {
+ Self {
+ comment_reply: a.0,
+ comment: a.1,
+ creator: a.2,
+ post: a.3,
+ community: a.4,
+ recipient: a.5,
+ counts: a.6,
+ creator_banned_from_community: a.7.is_some(),
+ subscribed: CommunityFollower::to_subscribed_type(&a.8),
+ saved: a.9.is_some(),
+ creator_blocked: a.10.is_some(),
+ my_vote: a.11,
+ }
}
}