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 path_split = parent_path.0.split('.').collect::<Vec<&str>>();
102 let parent_id = path_split.get(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(pool: &DbPool, object_id: Url) -> Result<Option<Self>, Error> {
127 let conn = &mut get_conn(pool).await?;
128 let object_id: DbUrl = object_id.into();
131 .filter(ap_id.eq(object_id))
132 .first::<Comment>(conn)
139 pub fn parent_comment_id(&self) -> Option<CommentId> {
140 let mut ltree_split: Vec<&str> = self.path.0.split('.').collect();
141 ltree_split.remove(0); // The first is always 0
142 if ltree_split.len() > 1 {
143 let parent_comment_id = ltree_split.get(ltree_split.len() - 2);
144 parent_comment_id.and_then(|p| p.parse::<i32>().map(CommentId).ok())
152 impl Crud for Comment {
153 type InsertForm = CommentInsertForm;
154 type UpdateForm = CommentUpdateForm;
155 type IdType = CommentId;
156 async fn read(pool: &DbPool, comment_id: CommentId) -> Result<Self, Error> {
157 let conn = &mut get_conn(pool).await?;
158 comment.find(comment_id).first::<Self>(conn).await
161 async fn delete(pool: &DbPool, comment_id: CommentId) -> Result<usize, Error> {
162 let conn = &mut get_conn(pool).await?;
163 diesel::delete(comment.find(comment_id)).execute(conn).await
166 /// This is unimplemented, use [[Comment::create]]
167 async fn create(_pool: &DbPool, _comment_form: &Self::InsertForm) -> Result<Self, Error> {
173 comment_id: CommentId,
174 comment_form: &Self::UpdateForm,
175 ) -> Result<Self, Error> {
176 let conn = &mut get_conn(pool).await?;
177 diesel::update(comment.find(comment_id))
179 .get_result::<Self>(conn)
185 impl Likeable for CommentLike {
186 type Form = CommentLikeForm;
187 type IdType = CommentId;
188 async fn like(pool: &DbPool, comment_like_form: &CommentLikeForm) -> Result<Self, Error> {
189 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
190 let conn = &mut get_conn(pool).await?;
191 insert_into(comment_like)
192 .values(comment_like_form)
193 .on_conflict((comment_id, person_id))
195 .set(comment_like_form)
196 .get_result::<Self>(conn)
201 person_id_: PersonId,
202 comment_id_: CommentId,
203 ) -> Result<usize, Error> {
204 use crate::schema::comment_like::dsl::{comment_id, comment_like, person_id};
205 let conn = &mut get_conn(pool).await?;
208 .filter(comment_id.eq(comment_id_))
209 .filter(person_id.eq(person_id_)),
217 impl Saveable for CommentSaved {
218 type Form = CommentSavedForm;
219 async fn save(pool: &DbPool, comment_saved_form: &CommentSavedForm) -> Result<Self, Error> {
220 use crate::schema::comment_saved::dsl::{comment_id, comment_saved, person_id};
221 let conn = &mut get_conn(pool).await?;
222 insert_into(comment_saved)
223 .values(comment_saved_form)
224 .on_conflict((comment_id, person_id))
226 .set(comment_saved_form)
227 .get_result::<Self>(conn)
230 async fn unsave(pool: &DbPool, comment_saved_form: &CommentSavedForm) -> 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)),
243 impl DeleteableOrRemoveable for Comment {
244 fn blank_out_deleted_or_removed_info(mut self) -> Self {
245 self.content = String::new();
253 newtypes::LanguageId,
264 community::{Community, CommunityInsertForm},
266 person::{Person, PersonInsertForm},
267 post::{Post, PostInsertForm},
269 traits::{Crud, Likeable, Saveable},
270 utils::build_db_pool_for_tests,
272 use diesel_ltree::Ltree;
273 use serial_test::serial;
277 async fn test_crud() {
278 let pool = &build_db_pool_for_tests().await;
280 let inserted_instance = Instance::create(pool, "my_domain.tld").await.unwrap();
282 let new_person = PersonInsertForm::builder()
283 .name("terry".into())
284 .public_key("pubkey".to_string())
285 .instance_id(inserted_instance.id)
288 let inserted_person = Person::create(pool, &new_person).await.unwrap();
290 let new_community = CommunityInsertForm::builder()
291 .name("test community".to_string())
292 .title("nada".to_owned())
293 .public_key("pubkey".to_string())
294 .instance_id(inserted_instance.id)
297 let inserted_community = Community::create(pool, &new_community).await.unwrap();
299 let new_post = PostInsertForm::builder()
300 .name("A test post".into())
301 .creator_id(inserted_person.id)
302 .community_id(inserted_community.id)
305 let inserted_post = Post::create(pool, &new_post).await.unwrap();
307 let comment_form = CommentInsertForm::builder()
308 .content("A test comment".into())
309 .creator_id(inserted_person.id)
310 .post_id(inserted_post.id)
313 let inserted_comment = Comment::create(pool, &comment_form, None).await.unwrap();
315 let expected_comment = Comment {
316 id: inserted_comment.id,
317 content: "A test comment".into(),
318 creator_id: inserted_person.id,
319 post_id: inserted_post.id,
322 path: Ltree(format!("0.{}", inserted_comment.id)),
323 published: inserted_comment.published,
325 ap_id: inserted_comment.ap_id.clone(),
326 distinguished: false,
328 language_id: LanguageId::default(),
331 let child_comment_form = CommentInsertForm::builder()
332 .content("A child comment".into())
333 .creator_id(inserted_person.id)
334 .post_id(inserted_post.id)
337 let inserted_child_comment =
338 Comment::create(pool, &child_comment_form, Some(&inserted_comment.path))
343 let comment_like_form = CommentLikeForm {
344 comment_id: inserted_comment.id,
345 post_id: inserted_post.id,
346 person_id: inserted_person.id,
350 let inserted_comment_like = CommentLike::like(pool, &comment_like_form).await.unwrap();
352 let expected_comment_like = CommentLike {
353 id: inserted_comment_like.id,
354 comment_id: inserted_comment.id,
355 post_id: inserted_post.id,
356 person_id: inserted_person.id,
357 published: inserted_comment_like.published,
362 let comment_saved_form = CommentSavedForm {
363 comment_id: inserted_comment.id,
364 person_id: inserted_person.id,
367 let inserted_comment_saved = CommentSaved::save(pool, &comment_saved_form).await.unwrap();
369 let expected_comment_saved = CommentSaved {
370 id: inserted_comment_saved.id,
371 comment_id: inserted_comment.id,
372 person_id: inserted_person.id,
373 published: inserted_comment_saved.published,
376 let comment_update_form = CommentUpdateForm::builder()
377 .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);