lemmy_db/src/aggregates/user_aggregates.rs

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