use super::*; // 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, } impl CommentView { pub fn list( conn: &PgConnection, sort: &SortType, for_post_id: Option, for_creator_id: Option, search_term: Option, my_user_id: Option, saved_only: bool, page: Option, limit: Option, ) -> Result, Error> { use super::comment_view::comment_view::dsl::*; let (limit, offset) = limit_and_offset(page, limit); // TODO no limits here? 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()); } if let Some(for_creator_id) = for_creator_id { query = query.filter(creator_id.eq(for_creator_id)); }; if let Some(for_post_id) = for_post_id { query = query.filter(post_id.eq(for_post_id)); }; if let Some(search_term) = search_term { query = query.filter(content.ilike(fuzzy_search(&search_term))); }; if saved_only { query = query.filter(saved.eq(true)); } query = match 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()), }; // Note: deleted and removed comments are done on the front side query.limit(limit).offset(offset).load::(conn) } 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, } impl ReplyView { pub fn get_replies( conn: &PgConnection, for_user_id: i32, sort: &SortType, unread_only: bool, page: Option, limit: Option, ) -> Result, Error> { use super::comment_view::reply_view::dsl::*; let (limit, offset) = limit_and_offset(page, limit); let mut query = reply_view.into_boxed(); query = query .filter(user_id.eq(for_user_id)) .filter(recipient_id.eq(for_user_id)); if unread_only { query = query.filter(read.eq(false)); } query = match 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()), }; query.limit(limit).offset(offset).load::(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(), }; 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 = CommentView::list( &conn, &SortType::New, Some(inserted_post.id), None, None, None, false, None, None, ) .unwrap(); let read_comment_views_with_user = CommentView::list( &conn, &SortType::New, Some(inserted_post.id), None, None, Some(inserted_user.id), false, None, None, ) .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); } }