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(
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(
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)
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 path_split = parent_path.0.split('.').collect::<Vec<&str>>();
103 let parent_id = path_split.get(1);
105 if let Some(parent_id) = parent_id {
106 let top_parent = format!("0.{}", parent_id);
107 let update_child_count_stmt = format!(
109 update comment_aggregates ca set child_count = c.child_count
111 select c.id, c.path, count(c2.id) as child_count from comment c
112 join comment c2 on c2.path <@ c.path and c2.path != c.path
113 and c.path <@ '{top_parent}'
116 where ca.comment_id = c.id"
119 sql_query(update_child_count_stmt).execute(conn).await?;
127 pub async fn read_from_apub_id(pool: &DbPool, object_id: Url) -> Result<Option<Self>, Error> {
128 let conn = &mut get_conn(pool).await?;
129 let object_id: DbUrl = object_id.into();
132 .filter(ap_id.eq(object_id))
133 .first::<Comment>(conn)
140 pub fn parent_comment_id(&self) -> Option<CommentId> {
141 let mut ltree_split: Vec<&str> = self.path.0.split('.').collect();
142 ltree_split.remove(0); // The first is always 0
143 if ltree_split.len() > 1 {
144 let parent_comment_id = ltree_split.get(ltree_split.len() - 2);
145 parent_comment_id.and_then(|p| p.parse::<i32>().map(CommentId).ok())
153 impl Crud for Comment {
154 type InsertForm = CommentInsertForm;
155 type UpdateForm = CommentUpdateForm;
156 type IdType = CommentId;
157 async fn read(pool: &DbPool, comment_id: CommentId) -> Result<Self, Error> {
158 let conn = &mut get_conn(pool).await?;
159 comment.find(comment_id).first::<Self>(conn).await
162 async fn delete(pool: &DbPool, comment_id: CommentId) -> Result<usize, Error> {
163 let conn = &mut get_conn(pool).await?;
164 diesel::delete(comment.find(comment_id)).execute(conn).await
167 /// This is unimplemented, use [[Comment::create]]
168 async fn create(_pool: &DbPool, _comment_form: &Self::InsertForm) -> Result<Self, Error> {
174 comment_id: CommentId,
175 comment_form: &Self::UpdateForm,
176 ) -> Result<Self, Error> {
177 let conn = &mut get_conn(pool).await?;
178 diesel::update(comment.find(comment_id))
180 .get_result::<Self>(conn)
186 impl Likeable for CommentLike {
187 type Form = CommentLikeForm;
188 type IdType = CommentId;
189 async fn like(pool: &DbPool, comment_like_form: &CommentLikeForm) -> Result<Self, Error> {
190 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
191 let conn = &mut get_conn(pool).await?;
192 insert_into(comment_like)
193 .values(comment_like_form)
194 .on_conflict((comment_id, person_id))
196 .set(comment_like_form)
197 .get_result::<Self>(conn)
202 person_id_: PersonId,
203 comment_id_: CommentId,
204 ) -> Result<usize, Error> {
205 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
206 let conn = &mut get_conn(pool).await?;
209 .filter(comment_id.eq(comment_id_))
210 .filter(person_id.eq(person_id_)),
218 impl Saveable for CommentSaved {
219 type Form = CommentSavedForm;
220 async fn save(pool: &DbPool, comment_saved_form: &CommentSavedForm) -> Result<Self, Error> {
221 use crate::schema::comment_saved::dsl::{comment_id, comment_saved, person_id};
222 let conn = &mut get_conn(pool).await?;
223 insert_into(comment_saved)
224 .values(comment_saved_form)
225 .on_conflict((comment_id, person_id))
227 .set(comment_saved_form)
228 .get_result::<Self>(conn)
231 async fn unsave(pool: &DbPool, comment_saved_form: &CommentSavedForm) -> Result<usize, Error> {
232 use crate::schema::comment_saved::dsl::{comment_id, comment_saved, person_id};
233 let conn = &mut get_conn(pool).await?;
236 .filter(comment_id.eq(comment_saved_form.comment_id))
237 .filter(person_id.eq(comment_saved_form.person_id)),
247 newtypes::LanguageId,
258 community::{Community, CommunityInsertForm},
260 person::{Person, PersonInsertForm},
261 post::{Post, PostInsertForm},
263 traits::{Crud, Likeable, Saveable},
264 utils::build_db_pool_for_tests,
266 use diesel_ltree::Ltree;
267 use serial_test::serial;
271 async fn test_crud() {
272 let pool = &build_db_pool_for_tests().await;
274 let inserted_instance = Instance::read_or_create(pool, "my_domain.tld".to_string())
278 let new_person = PersonInsertForm::builder()
279 .name("terry".into())
280 .public_key("pubkey".to_string())
281 .instance_id(inserted_instance.id)
284 let inserted_person = Person::create(pool, &new_person).await.unwrap();
286 let new_community = CommunityInsertForm::builder()
287 .name("test community".to_string())
288 .title("nada".to_owned())
289 .public_key("pubkey".to_string())
290 .instance_id(inserted_instance.id)
293 let inserted_community = Community::create(pool, &new_community).await.unwrap();
295 let new_post = PostInsertForm::builder()
296 .name("A test post".into())
297 .creator_id(inserted_person.id)
298 .community_id(inserted_community.id)
301 let inserted_post = Post::create(pool, &new_post).await.unwrap();
303 let comment_form = CommentInsertForm::builder()
304 .content("A test comment".into())
305 .creator_id(inserted_person.id)
306 .post_id(inserted_post.id)
309 let inserted_comment = Comment::create(pool, &comment_form, None).await.unwrap();
311 let expected_comment = Comment {
312 id: inserted_comment.id,
313 content: "A test comment".into(),
314 creator_id: inserted_person.id,
315 post_id: inserted_post.id,
318 path: Ltree(format!("0.{}", inserted_comment.id)),
319 published: inserted_comment.published,
321 ap_id: inserted_comment.ap_id.clone(),
322 distinguished: false,
324 language_id: LanguageId::default(),
327 let child_comment_form = CommentInsertForm::builder()
328 .content("A child comment".into())
329 .creator_id(inserted_person.id)
330 .post_id(inserted_post.id)
333 let inserted_child_comment =
334 Comment::create(pool, &child_comment_form, Some(&inserted_comment.path))
339 let comment_like_form = CommentLikeForm {
340 comment_id: inserted_comment.id,
341 post_id: inserted_post.id,
342 person_id: inserted_person.id,
346 let inserted_comment_like = CommentLike::like(pool, &comment_like_form).await.unwrap();
348 let expected_comment_like = CommentLike {
349 id: inserted_comment_like.id,
350 comment_id: inserted_comment.id,
351 post_id: inserted_post.id,
352 person_id: inserted_person.id,
353 published: inserted_comment_like.published,
358 let comment_saved_form = CommentSavedForm {
359 comment_id: inserted_comment.id,
360 person_id: inserted_person.id,
363 let inserted_comment_saved = CommentSaved::save(pool, &comment_saved_form).await.unwrap();
365 let expected_comment_saved = CommentSaved {
366 id: inserted_comment_saved.id,
367 comment_id: inserted_comment.id,
368 person_id: inserted_person.id,
369 published: inserted_comment_saved.published,
372 let comment_update_form = CommentUpdateForm::builder()
373 .content(Some("A test comment".into()))
376 let updated_comment = Comment::update(pool, inserted_comment.id, &comment_update_form)
380 let read_comment = Comment::read(pool, inserted_comment.id).await.unwrap();
381 let like_removed = CommentLike::remove(pool, inserted_person.id, inserted_comment.id)
384 let saved_removed = CommentSaved::unsave(pool, &comment_saved_form)
387 let num_deleted = Comment::delete(pool, inserted_comment.id).await.unwrap();
388 Comment::delete(pool, inserted_child_comment.id)
391 Post::delete(pool, inserted_post.id).await.unwrap();
392 Community::delete(pool, inserted_community.id)
395 Person::delete(pool, inserted_person.id).await.unwrap();
396 Instance::delete(pool, inserted_instance.id).await.unwrap();
398 assert_eq!(expected_comment, read_comment);
399 assert_eq!(expected_comment, inserted_comment);
400 assert_eq!(expected_comment, updated_comment);
401 assert_eq!(expected_comment_like, inserted_comment_like);
402 assert_eq!(expected_comment_saved, inserted_comment_saved);
404 format!("0.{}.{}", expected_comment.id, inserted_child_comment.id),
405 inserted_child_comment.path.0,
407 assert_eq!(1, like_removed);
408 assert_eq!(1, saved_removed);
409 assert_eq!(1, num_deleted);