use super::post_view::post_view::BoxedQuery; use super::*; use diesel::pg::Pg; // The faked schema since diesel doesn't do views table! { post_view (id) { id -> Int4, name -> Varchar, url -> Nullable, body -> Nullable, creator_id -> Int4, community_id -> Int4, removed -> Bool, locked -> Bool, published -> Timestamp, updated -> Nullable, deleted -> Bool, nsfw -> Bool, banned -> Bool, banned_from_community -> Bool, stickied -> Bool, creator_name -> Varchar, creator_avatar -> Nullable, community_name -> Varchar, community_removed -> Bool, community_deleted -> Bool, community_nsfw -> Bool, number_of_comments -> BigInt, score -> BigInt, upvotes -> BigInt, downvotes -> BigInt, hot_rank -> Int4, user_id -> Nullable, my_vote -> Nullable, subscribed -> Nullable, read -> Nullable, saved -> Nullable, } } #[derive( Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize, QueryableByName, Clone, )] #[table_name = "post_view"] pub struct PostView { pub id: i32, pub name: String, pub url: Option, pub body: Option, pub creator_id: i32, pub community_id: i32, pub removed: bool, pub locked: bool, pub published: chrono::NaiveDateTime, pub updated: Option, pub deleted: bool, pub nsfw: bool, pub banned: bool, pub banned_from_community: bool, pub stickied: bool, pub creator_name: String, pub creator_avatar: Option, pub community_name: String, pub community_removed: bool, pub community_deleted: bool, pub community_nsfw: bool, pub number_of_comments: i64, pub score: i64, pub upvotes: i64, pub downvotes: i64, pub hot_rank: i32, pub user_id: Option, pub my_vote: Option, pub subscribed: Option, pub read: Option, pub saved: Option, } pub struct PostQueryBuilder<'a> { conn: &'a PgConnection, query: BoxedQuery<'a, Pg>, listing_type: ListingType, sort: &'a SortType, my_user_id: Option, for_creator_id: Option, show_nsfw: bool, saved_only: bool, unread_only: bool, page: Option, limit: Option, } impl<'a> PostQueryBuilder<'a> { pub fn create(conn: &'a PgConnection) -> Self { use super::post_view::post_view::dsl::*; let query = post_view.into_boxed(); PostQueryBuilder { conn, query, my_user_id: None, for_creator_id: None, listing_type: ListingType::All, sort: &SortType::Hot, show_nsfw: true, saved_only: false, unread_only: false, page: None, limit: None, } } pub fn listing_type(mut self, listing_type: ListingType) -> Self { self.listing_type = listing_type; self } pub fn sort(mut self, sort: &'a SortType) -> Self { self.sort = sort; self } pub fn for_community_id>(mut self, for_community_id: T) -> Self { use super::post_view::post_view::dsl::*; if let Some(for_community_id) = for_community_id.get_optional() { self.query = self.query.filter(community_id.eq(for_community_id)); self.query = self.query.then_order_by(stickied.desc()); } self } pub fn for_creator_id>(mut self, for_creator_id: T) -> Self { if let Some(for_creator_id) = for_creator_id.get_optional() { self.for_creator_id = Some(for_creator_id); } self } pub fn search_term>(mut self, search_term: T) -> Self { use super::post_view::post_view::dsl::*; if let Some(search_term) = search_term.get_optional() { self.query = self.query.filter(name.ilike(fuzzy_search(&search_term))); } self } pub fn url_search>(mut self, url_search: T) -> Self { use super::post_view::post_view::dsl::*; if let Some(url_search) = url_search.get_optional() { self.query = self.query.filter(url.eq(url_search)); } 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 show_nsfw(mut self, show_nsfw: bool) -> Self { self.show_nsfw = show_nsfw; self } pub fn saved_only(mut self, saved_only: bool) -> Self { self.saved_only = saved_only; 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::post_view::post_view::dsl::*; let mut query = self.query; if let ListingType::Subscribed = self.listing_type { query = query.filter(subscribed.eq(true)); } query = match self.sort { SortType::Hot => query .then_order_by(hot_rank.desc()) .then_order_by(published.desc()), SortType::New => query.then_order_by(published.desc()), SortType::TopAll => query.then_order_by(score.desc()), SortType::TopYear => query .filter(published.gt(now - 1.years())) .then_order_by(score.desc()), SortType::TopMonth => query .filter(published.gt(now - 1.months())) .then_order_by(score.desc()), SortType::TopWeek => query .filter(published.gt(now - 1.weeks())) .then_order_by(score.desc()), SortType::TopDay => query .filter(published.gt(now - 1.days())) .then_order_by(score.desc()), }; // The view lets you pass a null user_id, if you're not logged in query = if let Some(my_user_id) = self.my_user_id { query.filter(user_id.eq(my_user_id)) } else { query.filter(user_id.is_null()) }; // If its for a specific user, show the removed / deleted if let Some(for_creator_id) = self.for_creator_id { query = query.filter(creator_id.eq(for_creator_id)); } else { query = query .filter(removed.eq(false)) .filter(deleted.eq(false)) .filter(community_removed.eq(false)) .filter(community_deleted.eq(false)); } if !self.show_nsfw { query = query .filter(nsfw.eq(false)) .filter(community_nsfw.eq(false)); }; // TODO these are wrong, bc they'll only show saved for your logged in user, not theirs if self.saved_only { query = query.filter(saved.eq(true)); }; if self.unread_only { query = query.filter(read.eq(false)); }; let (limit, offset) = limit_and_offset(self.page, self.limit); query = query .limit(limit) .offset(offset) .filter(removed.eq(false)) .filter(deleted.eq(false)) .filter(community_removed.eq(false)) .filter(community_deleted.eq(false)); query.load::(self.conn) } } impl PostView { pub fn read( conn: &PgConnection, from_post_id: i32, my_user_id: Option, ) -> Result { use super::post_view::post_view::dsl::*; use diesel::prelude::*; let mut query = post_view.into_boxed(); query = query.filter(id.eq(from_post_id)); 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.first::(conn) } } #[cfg(test)] mod tests { use super::super::community::*; use super::super::post::*; use super::super::user::*; use super::*; #[test] fn test_crud() { let conn = establish_unpooled_connection(); let user_name = "tegan".to_string(); let community_name = "test_community_3".to_string(); let post_name = "test post 3".to_string(); let new_user = UserForm { name: user_name.to_owned(), fedi_name: "rrf".into(), preferred_username: None, password_encrypted: "nope".into(), email: None, avatar: None, updated: None, admin: false, banned: false, show_nsfw: false, theme: "darkly".into(), default_sort_type: SortType::Hot as i16, default_listing_type: ListingType::Subscribed as i16, lang: "browser".into(), show_avatars: true, send_notifications_to_email: false, }; let inserted_user = User_::create(&conn, &new_user).unwrap(); let new_community = CommunityForm { name: community_name.to_owned(), title: "nada".to_owned(), description: None, creator_id: inserted_user.id, category_id: 1, removed: None, deleted: None, updated: None, nsfw: false, }; let inserted_community = Community::create(&conn, &new_community).unwrap(); let new_post = PostForm { name: post_name.to_owned(), url: None, body: None, creator_id: inserted_user.id, 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 post_like_form = PostLikeForm { post_id: inserted_post.id, user_id: inserted_user.id, score: 1, }; let inserted_post_like = PostLike::like(&conn, &post_like_form).unwrap(); let expected_post_like = PostLike { id: inserted_post_like.id, post_id: inserted_post.id, user_id: inserted_user.id, published: inserted_post_like.published, score: 1, }; let post_like_form = PostLikeForm { post_id: inserted_post.id, user_id: inserted_user.id, score: 1, }; // the non user version let expected_post_listing_no_user = PostView { user_id: None, my_vote: None, id: inserted_post.id, name: post_name.to_owned(), url: None, body: None, creator_id: inserted_user.id, creator_name: user_name.to_owned(), creator_avatar: None, banned: false, banned_from_community: false, community_id: inserted_community.id, removed: false, deleted: false, locked: false, stickied: false, community_name: community_name.to_owned(), community_removed: false, community_deleted: false, community_nsfw: false, number_of_comments: 0, score: 1, upvotes: 1, downvotes: 0, hot_rank: 1728, published: inserted_post.published, updated: None, subscribed: None, read: None, saved: None, nsfw: false, }; let expected_post_listing_with_user = PostView { user_id: Some(inserted_user.id), my_vote: Some(1), id: inserted_post.id, name: post_name, url: None, body: None, removed: false, deleted: false, locked: false, stickied: false, creator_id: inserted_user.id, creator_name: user_name, creator_avatar: None, banned: false, banned_from_community: false, community_id: inserted_community.id, community_name, community_removed: false, community_deleted: false, community_nsfw: false, number_of_comments: 0, score: 1, upvotes: 1, downvotes: 0, hot_rank: 1728, published: inserted_post.published, updated: None, subscribed: None, read: None, saved: None, nsfw: false, }; let read_post_listings_with_user = PostQueryBuilder::create(&conn) .listing_type(ListingType::Community) .sort(&SortType::New) .for_community_id(inserted_community.id) .my_user_id(inserted_user.id) .list() .unwrap(); let read_post_listings_no_user = PostQueryBuilder::create(&conn) .listing_type(ListingType::Community) .sort(&SortType::New) .for_community_id(inserted_community.id) .list() .unwrap(); let read_post_listing_no_user = PostView::read(&conn, inserted_post.id, None).unwrap(); let read_post_listing_with_user = PostView::read(&conn, inserted_post.id, Some(inserted_user.id)).unwrap(); let like_removed = PostLike::remove(&conn, &post_like_form).unwrap(); let num_deleted = Post::delete(&conn, inserted_post.id).unwrap(); Community::delete(&conn, inserted_community.id).unwrap(); User_::delete(&conn, inserted_user.id).unwrap(); // The with user assert_eq!( expected_post_listing_with_user, read_post_listings_with_user[0] ); assert_eq!(expected_post_listing_with_user, read_post_listing_with_user); assert_eq!(1, read_post_listings_with_user.len()); // Without the user assert_eq!(expected_post_listing_no_user, read_post_listings_no_user[0]); assert_eq!(expected_post_listing_no_user, read_post_listing_no_user); assert_eq!(1, read_post_listings_no_user.len()); // assert_eq!(expected_post, inserted_post); // assert_eq!(expected_post, updated_post); assert_eq!(expected_post_like, inserted_post_like); assert_eq!(1, like_removed); assert_eq!(1, num_deleted); } }