2 newtypes::{CommentId, DbUrl, PersonId},
3 schema::comment::dsl::{ap_id, comment, content, creator_id, deleted, path, removed, updated},
13 traits::{Crud, DeleteableOrRemoveable, Likeable, Saveable},
14 utils::{get_conn, naive_now, DbPool},
17 dsl::{insert_into, sql_query},
22 use diesel_async::RunQueryDsl;
23 use diesel_ltree::Ltree;
27 pub async fn permadelete_for_creator(
29 for_creator_id: PersonId,
30 ) -> Result<Vec<Self>, Error> {
31 let conn = &mut get_conn(pool).await?;
32 diesel::update(comment.filter(creator_id.eq(for_creator_id)))
34 content.eq("*Permananently Deleted*"),
36 updated.eq(naive_now()),
38 .get_results::<Self>(conn)
42 pub async fn update_removed_for_creator(
44 for_creator_id: PersonId,
46 ) -> Result<Vec<Self>, Error> {
47 let conn = &mut get_conn(pool).await?;
48 diesel::update(comment.filter(creator_id.eq(for_creator_id)))
49 .set((removed.eq(new_removed), updated.eq(naive_now())))
50 .get_results::<Self>(conn)
56 comment_form: &CommentInsertForm,
57 parent_path: Option<&Ltree>,
58 ) -> Result<Comment, Error> {
59 let conn = &mut get_conn(pool).await?;
61 // Insert, to get the id
62 let inserted_comment = insert_into(comment)
67 .get_result::<Self>(conn)
70 if let Ok(comment_insert) = inserted_comment {
71 let comment_id = comment_insert.id;
73 // You need to update the ltree column
74 let ltree = Ltree(if let Some(parent_path) = parent_path {
75 // The previous parent will already have 0 in it
76 // Append this comment id
77 format!("{}.{}", parent_path.0, comment_id)
79 // '0' is always the first path, append to that
80 format!("{}.{}", 0, comment_id)
83 let updated_comment = diesel::update(comment.find(comment_id))
85 .get_result::<Self>(conn)
88 // Update the child count for the parent comment_aggregates
89 // You could do this with a trigger, but since you have to do this manually anyway,
90 // you can just have it here
91 if let Some(parent_path) = parent_path {
92 // You have to update counts for all parents, not just the immediate one
93 // TODO if the performance of this is terrible, it might be better to do this as part of a
94 // scheduled query... although the counts would often be wrong.
96 // The child_count query for reference:
97 // select c.id, c.path, count(c2.id) as child_count from comment c
98 // left join comment c2 on c2.path <@ c.path and c2.path != c.path
101 let top_parent = format!("0.{}", parent_path.0.split('.').collect::<Vec<&str>>()[1]);
102 let update_child_count_stmt = format!(
104 update comment_aggregates ca set child_count = c.child_count
106 select c.id, c.path, count(c2.id) as child_count from comment c
107 join comment c2 on c2.path <@ c.path and c2.path != c.path
108 and c.path <@ '{top_parent}'
111 where ca.comment_id = c.id"
114 sql_query(update_child_count_stmt).execute(conn).await?;
121 pub async fn read_from_apub_id(pool: &DbPool, object_id: Url) -> Result<Option<Self>, Error> {
122 let conn = &mut get_conn(pool).await?;
123 let object_id: DbUrl = object_id.into();
126 .filter(ap_id.eq(object_id))
127 .first::<Comment>(conn)
134 pub fn parent_comment_id(&self) -> Option<CommentId> {
135 let mut ltree_split: Vec<&str> = self.path.0.split('.').collect();
136 ltree_split.remove(0); // The first is always 0
137 if ltree_split.len() > 1 {
138 ltree_split[ltree_split.len() - 2]
149 impl Crud for Comment {
150 type InsertForm = CommentInsertForm;
151 type UpdateForm = CommentUpdateForm;
152 type IdType = CommentId;
153 async fn read(pool: &DbPool, comment_id: CommentId) -> Result<Self, Error> {
154 let conn = &mut get_conn(pool).await?;
155 comment.find(comment_id).first::<Self>(conn).await
158 async fn delete(pool: &DbPool, comment_id: CommentId) -> Result<usize, Error> {
159 let conn = &mut get_conn(pool).await?;
160 diesel::delete(comment.find(comment_id)).execute(conn).await
163 /// This is unimplemented, use [[Comment::create]]
164 async fn create(_pool: &DbPool, _comment_form: &Self::InsertForm) -> Result<Self, Error> {
170 comment_id: CommentId,
171 comment_form: &Self::UpdateForm,
172 ) -> Result<Self, Error> {
173 let conn = &mut get_conn(pool).await?;
174 diesel::update(comment.find(comment_id))
176 .get_result::<Self>(conn)
182 impl Likeable for CommentLike {
183 type Form = CommentLikeForm;
184 type IdType = CommentId;
185 async fn like(pool: &DbPool, comment_like_form: &CommentLikeForm) -> Result<Self, Error> {
186 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
187 let conn = &mut get_conn(pool).await?;
188 insert_into(comment_like)
189 .values(comment_like_form)
190 .on_conflict((comment_id, person_id))
192 .set(comment_like_form)
193 .get_result::<Self>(conn)
198 person_id_: PersonId,
199 comment_id_: CommentId,
200 ) -> Result<usize, Error> {
201 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
202 let conn = &mut get_conn(pool).await?;
205 .filter(comment_id.eq(comment_id_))
206 .filter(person_id.eq(person_id_)),
214 impl Saveable for CommentSaved {
215 type Form = CommentSavedForm;
216 async fn save(pool: &DbPool, comment_saved_form: &CommentSavedForm) -> Result<Self, Error> {
217 use crate::schema::comment_saved::dsl::{comment_id, comment_saved, person_id};
218 let conn = &mut get_conn(pool).await?;
219 insert_into(comment_saved)
220 .values(comment_saved_form)
221 .on_conflict((comment_id, person_id))
223 .set(comment_saved_form)
224 .get_result::<Self>(conn)
227 async fn unsave(pool: &DbPool, comment_saved_form: &CommentSavedForm) -> Result<usize, Error> {
228 use crate::schema::comment_saved::dsl::{comment_id, comment_saved, person_id};
229 let conn = &mut get_conn(pool).await?;
232 .filter(comment_id.eq(comment_saved_form.comment_id))
233 .filter(person_id.eq(comment_saved_form.person_id)),
240 impl DeleteableOrRemoveable for Comment {
241 fn blank_out_deleted_or_removed_info(mut self) -> Self {
242 self.content = String::new();
250 newtypes::LanguageId,
261 community::{Community, CommunityInsertForm},
263 person::{Person, PersonInsertForm},
264 post::{Post, PostInsertForm},
266 traits::{Crud, Likeable, Saveable},
267 utils::build_db_pool_for_tests,
269 use diesel_ltree::Ltree;
270 use serial_test::serial;
274 async fn test_crud() {
275 let pool = &build_db_pool_for_tests().await;
277 let inserted_instance = Instance::create(pool, "my_domain.tld").await.unwrap();
279 let new_person = PersonInsertForm::builder()
280 .name("terry".into())
281 .public_key("pubkey".to_string())
282 .instance_id(inserted_instance.id)
285 let inserted_person = Person::create(pool, &new_person).await.unwrap();
287 let new_community = CommunityInsertForm::builder()
288 .name("test community".to_string())
289 .title("nada".to_owned())
290 .public_key("pubkey".to_string())
291 .instance_id(inserted_instance.id)
294 let inserted_community = Community::create(pool, &new_community).await.unwrap();
296 let new_post = PostInsertForm::builder()
297 .name("A test post".into())
298 .creator_id(inserted_person.id)
299 .community_id(inserted_community.id)
302 let inserted_post = Post::create(pool, &new_post).await.unwrap();
304 let comment_form = CommentInsertForm::builder()
305 .content("A test comment".into())
306 .creator_id(inserted_person.id)
307 .post_id(inserted_post.id)
310 let inserted_comment = Comment::create(pool, &comment_form, None).await.unwrap();
312 let expected_comment = Comment {
313 id: inserted_comment.id,
314 content: "A test comment".into(),
315 creator_id: inserted_person.id,
316 post_id: inserted_post.id,
319 path: Ltree(format!("0.{}", inserted_comment.id)),
320 published: inserted_comment.published,
322 ap_id: inserted_comment.ap_id.clone(),
323 distinguished: false,
325 language_id: LanguageId::default(),
328 let child_comment_form = CommentInsertForm::builder()
329 .content("A child comment".into())
330 .creator_id(inserted_person.id)
331 .post_id(inserted_post.id)
334 let inserted_child_comment =
335 Comment::create(pool, &child_comment_form, Some(&inserted_comment.path))
340 let comment_like_form = CommentLikeForm {
341 comment_id: inserted_comment.id,
342 post_id: inserted_post.id,
343 person_id: inserted_person.id,
347 let inserted_comment_like = CommentLike::like(pool, &comment_like_form).await.unwrap();
349 let expected_comment_like = CommentLike {
350 id: inserted_comment_like.id,
351 comment_id: inserted_comment.id,
352 post_id: inserted_post.id,
353 person_id: inserted_person.id,
354 published: inserted_comment_like.published,
359 let comment_saved_form = CommentSavedForm {
360 comment_id: inserted_comment.id,
361 person_id: inserted_person.id,
364 let inserted_comment_saved = CommentSaved::save(pool, &comment_saved_form).await.unwrap();
366 let expected_comment_saved = CommentSaved {
367 id: inserted_comment_saved.id,
368 comment_id: inserted_comment.id,
369 person_id: inserted_person.id,
370 published: inserted_comment_saved.published,
373 let comment_update_form = CommentUpdateForm::builder()
374 .content(Some("A test comment".into()))
377 let updated_comment = Comment::update(pool, inserted_comment.id, &comment_update_form)
381 let read_comment = Comment::read(pool, inserted_comment.id).await.unwrap();
382 let like_removed = CommentLike::remove(pool, inserted_person.id, inserted_comment.id)
385 let saved_removed = CommentSaved::unsave(pool, &comment_saved_form)
388 let num_deleted = Comment::delete(pool, inserted_comment.id).await.unwrap();
389 Comment::delete(pool, inserted_child_comment.id)
392 Post::delete(pool, inserted_post.id).await.unwrap();
393 Community::delete(pool, inserted_community.id)
396 Person::delete(pool, inserted_person.id).await.unwrap();
397 Instance::delete(pool, inserted_instance.id).await.unwrap();
399 assert_eq!(expected_comment, read_comment);
400 assert_eq!(expected_comment, inserted_comment);
401 assert_eq!(expected_comment, updated_comment);
402 assert_eq!(expected_comment_like, inserted_comment_like);
403 assert_eq!(expected_comment_saved, inserted_comment_saved);
405 format!("0.{}.{}", expected_comment.id, inserted_child_comment.id),
406 inserted_child_comment.path.0,
408 assert_eq!(1, like_removed);
409 assert_eq!(1, saved_removed);
410 assert_eq!(1, num_deleted);