2 newtypes::{CommentId, DbUrl, PersonId},
3 schema::comment::dsl::{ap_id, comment, content, creator_id, deleted, path, removed, updated},
13 traits::{Crud, Likeable, Saveable},
14 utils::{get_conn, naive_now, DbPool, DELETED_REPLACEMENT_TEXT},
17 dsl::{insert_into, sql_query},
22 use diesel_async::RunQueryDsl;
23 use diesel_ltree::Ltree;
27 pub async fn permadelete_for_creator(
28 pool: &mut DbPool<'_>,
29 for_creator_id: PersonId,
30 ) -> Result<Vec<Self>, Error> {
31 let conn = &mut get_conn(pool).await?;
33 diesel::update(comment.filter(creator_id.eq(for_creator_id)))
35 content.eq(DELETED_REPLACEMENT_TEXT),
37 updated.eq(naive_now()),
39 .get_results::<Self>(conn)
43 pub async fn update_removed_for_creator(
44 pool: &mut DbPool<'_>,
45 for_creator_id: PersonId,
47 ) -> Result<Vec<Self>, Error> {
48 let conn = &mut get_conn(pool).await?;
49 diesel::update(comment.filter(creator_id.eq(for_creator_id)))
50 .set((removed.eq(new_removed), updated.eq(naive_now())))
51 .get_results::<Self>(conn)
56 pool: &mut DbPool<'_>,
57 comment_form: &CommentInsertForm,
58 parent_path: Option<&Ltree>,
59 ) -> Result<Comment, Error> {
60 let conn = &mut get_conn(pool).await?;
62 // Insert, to get the id
63 let inserted_comment = insert_into(comment)
68 .get_result::<Self>(conn)
71 if let Ok(comment_insert) = inserted_comment {
72 let comment_id = comment_insert.id;
74 // You need to update the ltree column
75 let ltree = Ltree(if let Some(parent_path) = parent_path {
76 // The previous parent will already have 0 in it
77 // Append this comment id
78 format!("{}.{}", parent_path.0, comment_id)
80 // '0' is always the first path, append to that
81 format!("{}.{}", 0, comment_id)
84 let updated_comment = diesel::update(comment.find(comment_id))
86 .get_result::<Self>(conn)
89 // Update the child count for the parent comment_aggregates
90 // You could do this with a trigger, but since you have to do this manually anyway,
91 // you can just have it here
92 if let Some(parent_path) = parent_path {
93 // You have to update counts for all parents, not just the immediate one
94 // TODO if the performance of this is terrible, it might be better to do this as part of a
95 // scheduled query... although the counts would often be wrong.
97 // The child_count query for reference:
98 // select c.id, c.path, count(c2.id) as child_count from comment c
99 // left join comment c2 on c2.path <@ c.path and c2.path != c.path
102 let parent_id = parent_path.0.split('.').nth(1);
104 if let Some(parent_id) = parent_id {
105 let top_parent = format!("0.{}", parent_id);
106 let update_child_count_stmt = format!(
108 update comment_aggregates ca set child_count = c.child_count
110 select c.id, c.path, count(c2.id) as child_count from comment c
111 join comment c2 on c2.path <@ c.path and c2.path != c.path
112 and c.path <@ '{top_parent}'
115 where ca.comment_id = c.id"
118 sql_query(update_child_count_stmt).execute(conn).await?;
126 pub async fn read_from_apub_id(
127 pool: &mut DbPool<'_>,
129 ) -> Result<Option<Self>, Error> {
130 let conn = &mut get_conn(pool).await?;
131 let object_id: DbUrl = object_id.into();
134 .filter(ap_id.eq(object_id))
135 .first::<Comment>(conn)
142 pub fn parent_comment_id(&self) -> Option<CommentId> {
143 let mut ltree_split: Vec<&str> = self.path.0.split('.').collect();
144 ltree_split.remove(0); // The first is always 0
145 if ltree_split.len() > 1 {
146 let parent_comment_id = ltree_split.get(ltree_split.len() - 2);
147 parent_comment_id.and_then(|p| p.parse::<i32>().map(CommentId).ok())
155 impl Crud for Comment {
156 type InsertForm = CommentInsertForm;
157 type UpdateForm = CommentUpdateForm;
158 type IdType = CommentId;
160 /// This is unimplemented, use [[Comment::create]]
161 async fn create(_pool: &mut DbPool<'_>, _comment_form: &Self::InsertForm) -> Result<Self, Error> {
166 pool: &mut DbPool<'_>,
167 comment_id: CommentId,
168 comment_form: &Self::UpdateForm,
169 ) -> Result<Self, Error> {
170 let conn = &mut get_conn(pool).await?;
171 diesel::update(comment.find(comment_id))
173 .get_result::<Self>(conn)
179 impl Likeable for CommentLike {
180 type Form = CommentLikeForm;
181 type IdType = CommentId;
182 async fn like(pool: &mut DbPool<'_>, comment_like_form: &CommentLikeForm) -> Result<Self, Error> {
183 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
184 let conn = &mut get_conn(pool).await?;
185 insert_into(comment_like)
186 .values(comment_like_form)
187 .on_conflict((comment_id, person_id))
189 .set(comment_like_form)
190 .get_result::<Self>(conn)
194 pool: &mut DbPool<'_>,
195 person_id_: PersonId,
196 comment_id_: CommentId,
197 ) -> Result<usize, Error> {
198 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
199 let conn = &mut get_conn(pool).await?;
202 .filter(comment_id.eq(comment_id_))
203 .filter(person_id.eq(person_id_)),
211 impl Saveable for CommentSaved {
212 type Form = CommentSavedForm;
214 pool: &mut DbPool<'_>,
215 comment_saved_form: &CommentSavedForm,
216 ) -> 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)
228 pool: &mut DbPool<'_>,
229 comment_saved_form: &CommentSavedForm,
230 ) -> Result<usize, Error> {
231 use crate::schema::comment_saved::dsl::{comment_id, comment_saved, person_id};
232 let conn = &mut get_conn(pool).await?;
235 .filter(comment_id.eq(comment_saved_form.comment_id))
236 .filter(person_id.eq(comment_saved_form.person_id)),
245 #![allow(clippy::unwrap_used)]
246 #![allow(clippy::indexing_slicing)]
249 newtypes::LanguageId,
260 community::{Community, CommunityInsertForm},
262 person::{Person, PersonInsertForm},
263 post::{Post, PostInsertForm},
265 traits::{Crud, Likeable, Saveable},
266 utils::build_db_pool_for_tests,
268 use diesel_ltree::Ltree;
269 use serial_test::serial;
273 async fn test_crud() {
274 let pool = &build_db_pool_for_tests().await;
275 let pool = &mut pool.into();
277 let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
281 let new_person = PersonInsertForm::builder()
282 .name("terry".into())
283 .public_key("pubkey".to_string())
284 .instance_id(inserted_instance.id)
287 let inserted_person = Person::create(pool, &new_person).await.unwrap();
289 let new_community = CommunityInsertForm::builder()
290 .name("test community".to_string())
291 .title("nada".to_owned())
292 .public_key("pubkey".to_string())
293 .instance_id(inserted_instance.id)
296 let inserted_community = Community::create(pool, &new_community).await.unwrap();
298 let new_post = PostInsertForm::builder()
299 .name("A test post".into())
300 .creator_id(inserted_person.id)
301 .community_id(inserted_community.id)
304 let inserted_post = Post::create(pool, &new_post).await.unwrap();
306 let comment_form = CommentInsertForm::builder()
307 .content("A test comment".into())
308 .creator_id(inserted_person.id)
309 .post_id(inserted_post.id)
312 let inserted_comment = Comment::create(pool, &comment_form, None).await.unwrap();
314 let expected_comment = Comment {
315 id: inserted_comment.id,
316 content: "A test comment".into(),
317 creator_id: inserted_person.id,
318 post_id: inserted_post.id,
321 path: Ltree(format!("0.{}", inserted_comment.id)),
322 published: inserted_comment.published,
324 ap_id: inserted_comment.ap_id.clone(),
325 distinguished: false,
327 language_id: LanguageId::default(),
330 let child_comment_form = CommentInsertForm::builder()
331 .content("A child comment".into())
332 .creator_id(inserted_person.id)
333 .post_id(inserted_post.id)
336 let inserted_child_comment =
337 Comment::create(pool, &child_comment_form, Some(&inserted_comment.path))
342 let comment_like_form = CommentLikeForm {
343 comment_id: inserted_comment.id,
344 post_id: inserted_post.id,
345 person_id: inserted_person.id,
349 let inserted_comment_like = CommentLike::like(pool, &comment_like_form).await.unwrap();
351 let expected_comment_like = CommentLike {
352 id: inserted_comment_like.id,
353 comment_id: inserted_comment.id,
354 post_id: inserted_post.id,
355 person_id: inserted_person.id,
356 published: inserted_comment_like.published,
361 let comment_saved_form = CommentSavedForm {
362 comment_id: inserted_comment.id,
363 person_id: inserted_person.id,
366 let inserted_comment_saved = CommentSaved::save(pool, &comment_saved_form).await.unwrap();
368 let expected_comment_saved = CommentSaved {
369 id: inserted_comment_saved.id,
370 comment_id: inserted_comment.id,
371 person_id: inserted_person.id,
372 published: inserted_comment_saved.published,
375 let comment_update_form = CommentUpdateForm {
376 content: Some("A test comment".into()),
380 let updated_comment = Comment::update(pool, inserted_comment.id, &comment_update_form)
384 let read_comment = Comment::read(pool, inserted_comment.id).await.unwrap();
385 let like_removed = CommentLike::remove(pool, inserted_person.id, inserted_comment.id)
388 let saved_removed = CommentSaved::unsave(pool, &comment_saved_form)
391 let num_deleted = Comment::delete(pool, inserted_comment.id).await.unwrap();
392 Comment::delete(pool, inserted_child_comment.id)
395 Post::delete(pool, inserted_post.id).await.unwrap();
396 Community::delete(pool, inserted_community.id)
399 Person::delete(pool, inserted_person.id).await.unwrap();
400 Instance::delete(pool, inserted_instance.id).await.unwrap();
402 assert_eq!(expected_comment, read_comment);
403 assert_eq!(expected_comment, inserted_comment);
404 assert_eq!(expected_comment, updated_comment);
405 assert_eq!(expected_comment_like, inserted_comment_like);
406 assert_eq!(expected_comment_saved, inserted_comment_saved);
408 format!("0.{}.{}", expected_comment.id, inserted_child_comment.id),
409 inserted_child_comment.path.0,
411 assert_eq!(1, like_removed);
412 assert_eq!(1, saved_removed);
413 assert_eq!(1, num_deleted);