use super::*; use diesel::pg::Pg; // The faked schema since diesel doesn't do views table! { comment_view (id) { id -> Int4, creator_id -> Int4, post_id -> Int4, parent_id -> Nullable, content -> Text, removed -> Bool, read -> Bool, published -> Timestamp, updated -> Nullable, deleted -> Bool, community_id -> Int4, banned -> Bool, banned_from_community -> Bool, creator_name -> Varchar, score -> BigInt, upvotes -> BigInt, downvotes -> BigInt, user_id -> Nullable, my_vote -> Nullable, saved -> Nullable, } } #[derive( Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize, QueryableByName, Clone, )] #[table_name = "comment_view"] pub struct CommentView { pub id: i32, pub creator_id: i32, pub post_id: i32, pub parent_id: Option, pub content: String, pub removed: bool, pub read: bool, pub published: chrono::NaiveDateTime, pub updated: Option, pub deleted: bool, pub community_id: i32, pub banned: bool, pub banned_from_community: bool, pub creator_name: String, pub score: i64, pub upvotes: i64, pub downvotes: i64, pub user_id: Option, pub my_vote: Option, pub saved: Option, } pub struct CommentQueryBuilder<'a> { conn: &'a PgConnection, query: super::comment_view::comment_view::BoxedQuery<'a, Pg>, sort: &'a SortType, for_post_id: Option, for_creator_id: Option, search_term: Option, my_user_id: Option, saved_only: bool, page: Option, limit: Option, } impl<'a> CommentQueryBuilder<'a> { pub fn create(conn: &'a PgConnection) -> Self { use super::comment_view::comment_view::dsl::*; let query = comment_view.into_boxed(); CommentQueryBuilder { conn, query, sort: &SortType::New, for_post_id: None, for_creator_id: None, search_term: None, my_user_id: None, saved_only: false, page: None, limit: None, } } pub fn sort(mut self, sort: &'a SortType) -> Self { self.sort = sort; self } pub fn for_post_id>(mut self, for_post_id: T) -> Self { self.for_post_id = for_post_id.get_optional(); self } pub fn for_creator_id>(mut self, for_creator_id: T) -> Self { self.for_creator_id = for_creator_id.get_optional(); self } pub fn search_term>(mut self, search_term: T) -> Self { self.search_term = search_term.get_optional(); self } pub fn my_user_id>(mut self, my_user_id: T) -> Self { self.my_user_id = my_user_id.get_optional(); self } pub fn saved_only(mut self, saved_only: bool) -> Self { self.saved_only = saved_only; self } pub fn page>(mut self, page: T) -> Self { self.page = page.get_optional(); self } pub fn limit>(mut self, limit: T) -> Self { self.limit = limit.get_optional(); self } pub fn list(self) -> Result, Error> { use super::comment_view::comment_view::dsl::*; let mut query = self.query; // The view lets you pass a null user_id, if you're not logged in if let Some(my_user_id) = self.my_user_id { query = query.filter(user_id.eq(my_user_id)); } else { query = query.filter(user_id.is_null()); } if let Some(for_creator_id) = self.for_creator_id { query = query.filter(creator_id.eq(for_creator_id)); }; if let Some(for_post_id) = self.for_post_id { query = query.filter(post_id.eq(for_post_id)); }; if let Some(search_term) = self.search_term { query = query.filter(content.ilike(fuzzy_search(&search_term))); }; if self.saved_only { query = query.filter(saved.eq(true)); } query = match self.sort { // SortType::Hot => query.order(hot_rank.desc(), published.desc()), SortType::New => query.order_by(published.desc()), SortType::TopAll => query.order_by(score.desc()), SortType::TopYear => query .filter(published.gt(now - 1.years())) .order_by(score.desc()), SortType::TopMonth => query .filter(published.gt(now - 1.months())) .order_by(score.desc()), SortType::TopWeek => query .filter(published.gt(now - 1.weeks())) .order_by(score.desc()), SortType::TopDay => query .filter(published.gt(now - 1.days())) .order_by(score.desc()), _ => query.order_by(published.desc()), }; let (limit, offset) = limit_and_offset(self.page, self.limit); // Note: deleted and removed comments are done on the front side query .limit(limit) .offset(offset) .load::(self.conn) } } impl CommentView { pub fn read( conn: &PgConnection, from_comment_id: i32, my_user_id: Option, ) -> Result { use super::comment_view::comment_view::dsl::*; let mut query = comment_view.into_boxed(); // The view lets you pass a null user_id, if you're not logged in if let Some(my_user_id) = my_user_id { query = query.filter(user_id.eq(my_user_id)); } else { query = query.filter(user_id.is_null()); } query = query .filter(id.eq(from_comment_id)) .order_by(published.desc()); query.first::(conn) } } // The faked schema since diesel doesn't do views table! { reply_view (id) { id -> Int4, creator_id -> Int4, post_id -> Int4, parent_id -> Nullable, content -> Text, removed -> Bool, read -> Bool, published -> Timestamp, updated -> Nullable, deleted -> Bool, community_id -> Int4, banned -> Bool, banned_from_community -> Bool, creator_name -> Varchar, score -> BigInt, upvotes -> BigInt, downvotes -> BigInt, user_id -> Nullable, my_vote -> Nullable, saved -> Nullable, recipient_id -> Int4, } } #[derive( Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize, QueryableByName, Clone, )] #[table_name = "reply_view"] pub struct ReplyView { pub id: i32, pub creator_id: i32, pub post_id: i32, pub parent_id: Option, pub content: String, pub removed: bool, pub read: bool, pub published: chrono::NaiveDateTime, pub updated: Option, pub deleted: bool, pub community_id: i32, pub banned: bool, pub banned_from_community: bool, pub creator_name: String, pub score: i64, pub upvotes: i64, pub downvotes: i64, pub user_id: Option, pub my_vote: Option, pub saved: Option, pub recipient_id: i32, } pub struct ReplyQueryBuilder<'a> { conn: &'a PgConnection, query: super::comment_view::reply_view::BoxedQuery<'a, Pg>, for_user_id: i32, sort: &'a SortType, unread_only: bool, page: Option, limit: Option, } impl<'a> ReplyQueryBuilder<'a> { pub fn create(conn: &'a PgConnection, for_user_id: i32) -> Self { use super::comment_view::reply_view::dsl::*; let query = reply_view.into_boxed(); ReplyQueryBuilder { conn, query, for_user_id, sort: &SortType::New, unread_only: false, page: None, limit: None, } } pub fn sort(mut self, sort: &'a SortType) -> Self { self.sort = sort; self } pub fn unread_only(mut self, unread_only: bool) -> Self { self.unread_only = unread_only; self } pub fn page>(mut self, page: T) -> Self { self.page = page.get_optional(); self } pub fn limit>(mut self, limit: T) -> Self { self.limit = limit.get_optional(); self } pub fn list(self) -> Result, Error> { use super::comment_view::reply_view::dsl::*; let mut query = self.query; query = query .filter(user_id.eq(self.for_user_id)) .filter(recipient_id.eq(self.for_user_id)); if self.unread_only { query = query.filter(read.eq(false)); } query = match self.sort { // SortType::Hot => query.order_by(hot_rank.desc()), SortType::New => query.order_by(published.desc()), SortType::TopAll => query.order_by(score.desc()), SortType::TopYear => query .filter(published.gt(now - 1.years())) .order_by(score.desc()), SortType::TopMonth => query .filter(published.gt(now - 1.months())) .order_by(score.desc()), SortType::TopWeek => query .filter(published.gt(now - 1.weeks())) .order_by(score.desc()), SortType::TopDay => query .filter(published.gt(now - 1.days())) .order_by(score.desc()), _ => query.order_by(published.desc()), }; let (limit, offset) = limit_and_offset(self.page, self.limit); query .limit(limit) .offset(offset) .load::(self.conn) } } #[cfg(test)] mod tests { use super::super::comment::*; use super::super::community::*; use super::super::post::*; use super::super::user::*; use super::*; #[test] fn test_crud() { let conn = establish_connection(); let new_user = UserForm { name: "timmy".into(), fedi_name: "rrf".into(), preferred_username: None, password_encrypted: "nope".into(), email: None, admin: false, banned: false, updated: None, show_nsfw: false, theme: "darkly".into(), default_sort_type: SortType::Hot as i16, default_listing_type: ListingType::Subscribed as i16, lang: "browser".into(), }; let inserted_user = User_::create(&conn, &new_user).unwrap(); let new_community = CommunityForm { name: "test community 5".to_string(), title: "nada".to_owned(), description: None, category_id: 1, creator_id: inserted_user.id, removed: None, deleted: None, updated: None, nsfw: false, }; let inserted_community = Community::create(&conn, &new_community).unwrap(); let new_post = PostForm { name: "A test post 2".into(), creator_id: inserted_user.id, url: None, body: None, community_id: inserted_community.id, removed: None, deleted: None, locked: None, stickied: None, updated: None, nsfw: false, }; let inserted_post = Post::create(&conn, &new_post).unwrap(); let comment_form = CommentForm { content: "A test comment 32".into(), creator_id: inserted_user.id, post_id: inserted_post.id, parent_id: None, removed: None, deleted: None, read: None, updated: None, }; let inserted_comment = Comment::create(&conn, &comment_form).unwrap(); let comment_like_form = CommentLikeForm { comment_id: inserted_comment.id, post_id: inserted_post.id, user_id: inserted_user.id, score: 1, }; let _inserted_comment_like = CommentLike::like(&conn, &comment_like_form).unwrap(); let expected_comment_view_no_user = CommentView { id: inserted_comment.id, content: "A test comment 32".into(), creator_id: inserted_user.id, post_id: inserted_post.id, community_id: inserted_community.id, parent_id: None, removed: false, deleted: false, read: false, banned: false, banned_from_community: false, published: inserted_comment.published, updated: None, creator_name: inserted_user.name.to_owned(), score: 1, downvotes: 0, upvotes: 1, user_id: None, my_vote: None, saved: None, }; let expected_comment_view_with_user = CommentView { id: inserted_comment.id, content: "A test comment 32".into(), creator_id: inserted_user.id, post_id: inserted_post.id, community_id: inserted_community.id, parent_id: None, removed: false, deleted: false, read: false, banned: false, banned_from_community: false, published: inserted_comment.published, updated: None, creator_name: inserted_user.name.to_owned(), score: 1, downvotes: 0, upvotes: 1, user_id: Some(inserted_user.id), my_vote: Some(1), saved: None, }; let read_comment_views_no_user = CommentQueryBuilder::create(&conn) .for_post_id(inserted_post.id) .list() .unwrap(); let read_comment_views_with_user = CommentQueryBuilder::create(&conn) .for_post_id(inserted_post.id) .my_user_id(inserted_user.id) .list() .unwrap(); let like_removed = CommentLike::remove(&conn, &comment_like_form).unwrap(); let num_deleted = Comment::delete(&conn, inserted_comment.id).unwrap(); Post::delete(&conn, inserted_post.id).unwrap(); Community::delete(&conn, inserted_community.id).unwrap(); User_::delete(&conn, inserted_user.id).unwrap(); assert_eq!(expected_comment_view_no_user, read_comment_views_no_user[0]); assert_eq!( expected_comment_view_with_user, read_comment_views_with_user[0] ); assert_eq!(1, num_deleted); assert_eq!(1, like_removed); } }