crates/db_queries/src/aggregates/user_aggregates.rs

   1 use diesel::{result::Error, *};
   2 use lemmy_db_schema::schema::user_aggregates;
   3 use serde::Serialize;
   4
   5 #[derive(Queryable, Associations, Identifiable, PartialEq, Debug, Serialize, Clone)]
   6 #[table_name = "user_aggregates"]
   7 pub struct UserAggregates {
   8   pub id: i32,
   9   pub user_id: i32,
  10   pub post_count: i64,
  11   pub post_score: i64,
  12   pub comment_count: i64,
  13   pub comment_score: i64,
  14 }
  15
  16 impl UserAggregates {
  17   pub fn read(conn: &PgConnection, user_id: i32) -> Result<Self, Error> {
  18     user_aggregates::table
  19       .filter(user_aggregates::user_id.eq(user_id))
  20       .first::<Self>(conn)
  21   }
  22 }
  23
  24 #[cfg(test)]
  25 mod tests {
  26   use crate::{
  27     aggregates::user_aggregates::UserAggregates,
  28     establish_unpooled_connection,
  29     Crud,
  30     Likeable,
  31     ListingType,
  32     SortType,
  33   };
  34   use lemmy_db_schema::source::{
  35     comment::{Comment, CommentForm, CommentLike, CommentLikeForm},
  36     community::{Community, CommunityForm},
  37     post::{Post, PostForm, PostLike, PostLikeForm},
  38     user::{UserForm, User_},
  39   };
  40
  41   #[test]
  42   fn test_crud() {
  43     let conn = establish_unpooled_connection();
  44
  45     let new_user = UserForm {
  46       name: "thommy_user_agg".into(),
  47       preferred_username: None,
  48       password_encrypted: "nope".into(),
  49       email: None,
  50       matrix_user_id: None,
  51       avatar: None,
  52       banner: None,
  53       admin: false,
  54       banned: Some(false),
  55       published: None,
  56       updated: None,
  57       show_nsfw: false,
  58       theme: "browser".into(),
  59       default_sort_type: SortType::Hot as i16,
  60       default_listing_type: ListingType::Subscribed as i16,
  61       lang: "browser".into(),
  62       show_avatars: true,
  63       send_notifications_to_email: false,
  64       actor_id: None,
  65       bio: None,
  66       local: true,
  67       private_key: None,
  68       public_key: None,
  69       last_refreshed_at: None,
  70     };
  71
  72     let inserted_user = User_::create(&conn, &new_user).unwrap();
  73
  74     let another_user = UserForm {
  75       name: "jerry_user_agg".into(),
  76       preferred_username: None,
  77       password_encrypted: "nope".into(),
  78       email: None,
  79       matrix_user_id: None,
  80       avatar: None,
  81       banner: None,
  82       admin: false,
  83       banned: Some(false),
  84       published: None,
  85       updated: None,
  86       show_nsfw: false,
  87       theme: "browser".into(),
  88       default_sort_type: SortType::Hot as i16,
  89       default_listing_type: ListingType::Subscribed as i16,
  90       lang: "browser".into(),
  91       show_avatars: true,
  92       send_notifications_to_email: false,
  93       actor_id: None,
  94       bio: None,
  95       local: true,
  96       private_key: None,
  97       public_key: None,
  98       last_refreshed_at: None,
  99     };
 100
 101     let another_inserted_user = User_::create(&conn, &another_user).unwrap();
 102
 103     let new_community = CommunityForm {
 104       name: "TIL_site_agg".into(),
 105       creator_id: inserted_user.id,
 106       title: "nada".to_owned(),
 107       description: None,
 108       category_id: 1,
 109       nsfw: false,
 110       removed: None,
 111       deleted: None,
 112       updated: None,
 113       actor_id: None,
 114       local: true,
 115       private_key: None,
 116       public_key: None,
 117       last_refreshed_at: None,
 118       published: None,
 119       icon: None,
 120       banner: None,
 121     };
 122
 123     let inserted_community = Community::create(&conn, &new_community).unwrap();
 124
 125     let new_post = PostForm {
 126       name: "A test post".into(),
 127       url: None,
 128       body: None,
 129       creator_id: inserted_user.id,
 130       community_id: inserted_community.id,
 131       removed: None,
 132       deleted: None,
 133       locked: None,
 134       stickied: None,
 135       nsfw: false,
 136       updated: None,
 137       embed_title: None,
 138       embed_description: None,
 139       embed_html: None,
 140       thumbnail_url: None,
 141       ap_id: None,
 142       local: true,
 143       published: None,
 144     };
 145
 146     let inserted_post = Post::create(&conn, &new_post).unwrap();
 147
 148     let post_like = PostLikeForm {
 149       post_id: inserted_post.id,
 150       user_id: inserted_user.id,
 151       score: 1,
 152     };
 153
 154     let _inserted_post_like = PostLike::like(&conn, &post_like).unwrap();
 155
 156     let comment_form = CommentForm {
 157       content: "A test comment".into(),
 158       creator_id: inserted_user.id,
 159       post_id: inserted_post.id,
 160       removed: None,
 161       deleted: None,
 162       read: None,
 163       parent_id: None,
 164       published: None,
 165       updated: None,
 166       ap_id: None,
 167       local: true,
 168     };
 169
 170     let inserted_comment = Comment::create(&conn, &comment_form).unwrap();
 171
 172     let mut comment_like = CommentLikeForm {
 173       comment_id: inserted_comment.id,
 174       user_id: inserted_user.id,
 175       post_id: inserted_post.id,
 176       score: 1,
 177     };
 178
 179     let _inserted_comment_like = CommentLike::like(&conn, &comment_like).unwrap();
 180
 181     let mut child_comment_form = CommentForm {
 182       content: "A test comment".into(),
 183       creator_id: inserted_user.id,
 184       post_id: inserted_post.id,
 185       removed: None,
 186       deleted: None,
 187       read: None,
 188       parent_id: Some(inserted_comment.id),
 189       published: None,
 190       updated: None,
 191       ap_id: None,
 192       local: true,
 193     };
 194
 195     let inserted_child_comment = Comment::create(&conn, &child_comment_form).unwrap();
 196
 197     let child_comment_like = CommentLikeForm {
 198       comment_id: inserted_child_comment.id,
 199       user_id: another_inserted_user.id,
 200       post_id: inserted_post.id,
 201       score: 1,
 202     };
 203
 204     let _inserted_child_comment_like = CommentLike::like(&conn, &child_comment_like).unwrap();
 205
 206     let user_aggregates_before_delete = UserAggregates::read(&conn, inserted_user.id).unwrap();
 207
 208     assert_eq!(1, user_aggregates_before_delete.post_count);
 209     assert_eq!(1, user_aggregates_before_delete.post_score);
 210     assert_eq!(2, user_aggregates_before_delete.comment_count);
 211     assert_eq!(2, user_aggregates_before_delete.comment_score);
 212
 213     // Remove a post like
 214     PostLike::remove(&conn, inserted_user.id, inserted_post.id).unwrap();
 215     let after_post_like_remove = UserAggregates::read(&conn, inserted_user.id).unwrap();
 216     assert_eq!(0, after_post_like_remove.post_score);
 217
 218     // Remove a parent comment (the scores should also be removed)
 219     Comment::delete(&conn, inserted_comment.id).unwrap();
 220     let after_parent_comment_delete = UserAggregates::read(&conn, inserted_user.id).unwrap();
 221     assert_eq!(0, after_parent_comment_delete.comment_count);
 222     assert_eq!(0, after_parent_comment_delete.comment_score);
 223
 224     // Add in the two comments again, then delete the post.
 225     let new_parent_comment = Comment::create(&conn, &comment_form).unwrap();
 226     child_comment_form.parent_id = Some(new_parent_comment.id);
 227     Comment::create(&conn, &child_comment_form).unwrap();
 228     comment_like.comment_id = new_parent_comment.id;
 229     CommentLike::like(&conn, &comment_like).unwrap();
 230     let after_comment_add = UserAggregates::read(&conn, inserted_user.id).unwrap();
 231     assert_eq!(2, after_comment_add.comment_count);
 232     assert_eq!(1, after_comment_add.comment_score);
 233
 234     Post::delete(&conn, inserted_post.id).unwrap();
 235     let after_post_delete = UserAggregates::read(&conn, inserted_user.id).unwrap();
 236     assert_eq!(0, after_post_delete.comment_score);
 237     assert_eq!(0, after_post_delete.comment_count);
 238     assert_eq!(0, after_post_delete.post_score);
 239     assert_eq!(0, after_post_delete.post_count);
 240
 241     // This should delete all the associated rows, and fire triggers
 242     let user_num_deleted = User_::delete(&conn, inserted_user.id).unwrap();
 243     assert_eq!(1, user_num_deleted);
 244     User_::delete(&conn, another_inserted_user.id).unwrap();
 245
 246     // Should be none found
 247     let after_delete = UserAggregates::read(&conn, inserted_user.id);
 248     assert!(after_delete.is_err());
 249   }
 250 }