crates/db_schema/src/impls/post.rs

   1 use crate::{
   2   newtypes::{CommunityId, DbUrl, PersonId, PostId},
   3   source::post::{
   4     Post,
   5     PostForm,
   6     PostLike,
   7     PostLikeForm,
   8     PostRead,
   9     PostReadForm,
  10     PostSaved,
  11     PostSavedForm,
  12   },
  13   traits::{Crud, DeleteableOrRemoveable, Likeable, Readable, Saveable},
  14   utils::naive_now,
  15 };
  16 use diesel::{dsl::*, result::Error, ExpressionMethods, PgConnection, QueryDsl, RunQueryDsl};
  17 use url::Url;
  18
  19 impl Crud for Post {
  20   type Form = PostForm;
  21   type IdType = PostId;
  22   fn read(conn: &PgConnection, post_id: PostId) -> Result<Self, Error> {
  23     use crate::schema::post::dsl::*;
  24     post.find(post_id).first::<Self>(conn)
  25   }
  26
  27   fn delete(conn: &PgConnection, post_id: PostId) -> Result<usize, Error> {
  28     use crate::schema::post::dsl::*;
  29     diesel::delete(post.find(post_id)).execute(conn)
  30   }
  31
  32   fn create(conn: &PgConnection, new_post: &PostForm) -> Result<Self, Error> {
  33     use crate::schema::post::dsl::*;
  34     insert_into(post).values(new_post).get_result::<Self>(conn)
  35   }
  36
  37   fn update(conn: &PgConnection, post_id: PostId, new_post: &PostForm) -> Result<Self, Error> {
  38     use crate::schema::post::dsl::*;
  39     diesel::update(post.find(post_id))
  40       .set(new_post)
  41       .get_result::<Self>(conn)
  42   }
  43 }
  44
  45 impl Post {
  46   pub fn list_for_community(
  47     conn: &PgConnection,
  48     the_community_id: CommunityId,
  49   ) -> Result<Vec<Self>, Error> {
  50     use crate::schema::post::dsl::*;
  51     post
  52       .filter(community_id.eq(the_community_id))
  53       .filter(deleted.eq(false))
  54       .filter(removed.eq(false))
  55       .then_order_by(published.desc())
  56       .then_order_by(stickied.desc())
  57       .limit(20)
  58       .load::<Self>(conn)
  59   }
  60
  61   pub fn update_ap_id(conn: &PgConnection, post_id: PostId, apub_id: DbUrl) -> Result<Self, Error> {
  62     use crate::schema::post::dsl::*;
  63
  64     diesel::update(post.find(post_id))
  65       .set(ap_id.eq(apub_id))
  66       .get_result::<Self>(conn)
  67   }
  68
  69   pub fn permadelete_for_creator(
  70     conn: &PgConnection,
  71     for_creator_id: PersonId,
  72   ) -> Result<Vec<Self>, Error> {
  73     use crate::schema::post::dsl::*;
  74
  75     let perma_deleted = "*Permananently Deleted*";
  76     let perma_deleted_url = "https://deleted.com";
  77
  78     diesel::update(post.filter(creator_id.eq(for_creator_id)))
  79       .set((
  80         name.eq(perma_deleted),
  81         url.eq(perma_deleted_url),
  82         body.eq(perma_deleted),
  83         deleted.eq(true),
  84         updated.eq(naive_now()),
  85       ))
  86       .get_results::<Self>(conn)
  87   }
  88
  89   pub fn update_deleted(
  90     conn: &PgConnection,
  91     post_id: PostId,
  92     new_deleted: bool,
  93   ) -> Result<Self, Error> {
  94     use crate::schema::post::dsl::*;
  95     diesel::update(post.find(post_id))
  96       .set((deleted.eq(new_deleted), updated.eq(naive_now())))
  97       .get_result::<Self>(conn)
  98   }
  99
 100   pub fn update_removed(
 101     conn: &PgConnection,
 102     post_id: PostId,
 103     new_removed: bool,
 104   ) -> Result<Self, Error> {
 105     use crate::schema::post::dsl::*;
 106     diesel::update(post.find(post_id))
 107       .set((removed.eq(new_removed), updated.eq(naive_now())))
 108       .get_result::<Self>(conn)
 109   }
 110
 111   pub fn update_removed_for_creator(
 112     conn: &PgConnection,
 113     for_creator_id: PersonId,
 114     for_community_id: Option<CommunityId>,
 115     new_removed: bool,
 116   ) -> Result<Vec<Self>, Error> {
 117     use crate::schema::post::dsl::*;
 118
 119     let mut update = diesel::update(post).into_boxed();
 120     update = update.filter(creator_id.eq(for_creator_id));
 121
 122     if let Some(for_community_id) = for_community_id {
 123       update = update.filter(community_id.eq(for_community_id));
 124     }
 125
 126     update
 127       .set((removed.eq(new_removed), updated.eq(naive_now())))
 128       .get_results::<Self>(conn)
 129   }
 130
 131   pub fn update_locked(
 132     conn: &PgConnection,
 133     post_id: PostId,
 134     new_locked: bool,
 135   ) -> Result<Self, Error> {
 136     use crate::schema::post::dsl::*;
 137     diesel::update(post.find(post_id))
 138       .set(locked.eq(new_locked))
 139       .get_result::<Self>(conn)
 140   }
 141
 142   pub fn update_stickied(
 143     conn: &PgConnection,
 144     post_id: PostId,
 145     new_stickied: bool,
 146   ) -> Result<Self, Error> {
 147     use crate::schema::post::dsl::*;
 148     diesel::update(post.find(post_id))
 149       .set(stickied.eq(new_stickied))
 150       .get_result::<Self>(conn)
 151   }
 152
 153   pub fn is_post_creator(person_id: PersonId, post_creator_id: PersonId) -> bool {
 154     person_id == post_creator_id
 155   }
 156
 157   pub fn upsert(conn: &PgConnection, post_form: &PostForm) -> Result<Post, Error> {
 158     use crate::schema::post::dsl::*;
 159     insert_into(post)
 160       .values(post_form)
 161       .on_conflict(ap_id)
 162       .do_update()
 163       .set(post_form)
 164       .get_result::<Self>(conn)
 165   }
 166   pub fn read_from_apub_id(conn: &PgConnection, object_id: Url) -> Result<Option<Self>, Error> {
 167     use crate::schema::post::dsl::*;
 168     let object_id: DbUrl = object_id.into();
 169     Ok(
 170       post
 171         .filter(ap_id.eq(object_id))
 172         .first::<Post>(conn)
 173         .ok()
 174         .map(Into::into),
 175     )
 176   }
 177 }
 178
 179 impl Likeable for PostLike {
 180   type Form = PostLikeForm;
 181   type IdType = PostId;
 182   fn like(conn: &PgConnection, post_like_form: &PostLikeForm) -> Result<Self, Error> {
 183     use crate::schema::post_like::dsl::*;
 184     insert_into(post_like)
 185       .values(post_like_form)
 186       .on_conflict((post_id, person_id))
 187       .do_update()
 188       .set(post_like_form)
 189       .get_result::<Self>(conn)
 190   }
 191   fn remove(conn: &PgConnection, person_id: PersonId, post_id: PostId) -> Result<usize, Error> {
 192     use crate::schema::post_like::dsl;
 193     diesel::delete(
 194       dsl::post_like
 195         .filter(dsl::post_id.eq(post_id))
 196         .filter(dsl::person_id.eq(person_id)),
 197     )
 198     .execute(conn)
 199   }
 200 }
 201
 202 impl Saveable for PostSaved {
 203   type Form = PostSavedForm;
 204   fn save(conn: &PgConnection, post_saved_form: &PostSavedForm) -> Result<Self, Error> {
 205     use crate::schema::post_saved::dsl::*;
 206     insert_into(post_saved)
 207       .values(post_saved_form)
 208       .on_conflict((post_id, person_id))
 209       .do_update()
 210       .set(post_saved_form)
 211       .get_result::<Self>(conn)
 212   }
 213   fn unsave(conn: &PgConnection, post_saved_form: &PostSavedForm) -> Result<usize, Error> {
 214     use crate::schema::post_saved::dsl::*;
 215     diesel::delete(
 216       post_saved
 217         .filter(post_id.eq(post_saved_form.post_id))
 218         .filter(person_id.eq(post_saved_form.person_id)),
 219     )
 220     .execute(conn)
 221   }
 222 }
 223
 224 impl Readable for PostRead {
 225   type Form = PostReadForm;
 226   fn mark_as_read(conn: &PgConnection, post_read_form: &PostReadForm) -> Result<Self, Error> {
 227     use crate::schema::post_read::dsl::*;
 228     insert_into(post_read)
 229       .values(post_read_form)
 230       .on_conflict((post_id, person_id))
 231       .do_update()
 232       .set(post_read_form)
 233       .get_result::<Self>(conn)
 234   }
 235
 236   fn mark_as_unread(conn: &PgConnection, post_read_form: &PostReadForm) -> Result<usize, Error> {
 237     use crate::schema::post_read::dsl::*;
 238     diesel::delete(
 239       post_read
 240         .filter(post_id.eq(post_read_form.post_id))
 241         .filter(person_id.eq(post_read_form.person_id)),
 242     )
 243     .execute(conn)
 244   }
 245 }
 246
 247 impl DeleteableOrRemoveable for Post {
 248   fn blank_out_deleted_or_removed_info(mut self) -> Self {
 249     self.name = "".into();
 250     self.url = None;
 251     self.body = None;
 252     self.embed_title = None;
 253     self.embed_description = None;
 254     self.embed_video_url = None;
 255     self.thumbnail_url = None;
 256
 257     self
 258   }
 259 }
 260
 261 #[cfg(test)]
 262 mod tests {
 263   use crate::{
 264     source::{
 265       community::{Community, CommunityForm},
 266       person::*,
 267       post::*,
 268     },
 269     traits::{Crud, Likeable, Readable, Saveable},
 270     utils::establish_unpooled_connection,
 271   };
 272   use serial_test::serial;
 273
 274   #[test]
 275   #[serial]
 276   fn test_crud() {
 277     let conn = establish_unpooled_connection();
 278
 279     let new_person = PersonForm {
 280       name: "jim".into(),
 281       ..PersonForm::default()
 282     };
 283
 284     let inserted_person = Person::create(&conn, &new_person).unwrap();
 285
 286     let new_community = CommunityForm {
 287       name: "test community_3".to_string(),
 288       title: "nada".to_owned(),
 289       ..CommunityForm::default()
 290     };
 291
 292     let inserted_community = Community::create(&conn, &new_community).unwrap();
 293
 294     let new_post = PostForm {
 295       name: "A test post".into(),
 296       creator_id: inserted_person.id,
 297       community_id: inserted_community.id,
 298       ..PostForm::default()
 299     };
 300
 301     let inserted_post = Post::create(&conn, &new_post).unwrap();
 302
 303     let expected_post = Post {
 304       id: inserted_post.id,
 305       name: "A test post".into(),
 306       url: None,
 307       body: None,
 308       creator_id: inserted_person.id,
 309       community_id: inserted_community.id,
 310       published: inserted_post.published,
 311       removed: false,
 312       locked: false,
 313       stickied: false,
 314       nsfw: false,
 315       deleted: false,
 316       updated: None,
 317       embed_title: None,
 318       embed_description: None,
 319       embed_video_url: None,
 320       thumbnail_url: None,
 321       ap_id: inserted_post.ap_id.to_owned(),
 322       local: true,
 323     };
 324
 325     // Post Like
 326     let post_like_form = PostLikeForm {
 327       post_id: inserted_post.id,
 328       person_id: inserted_person.id,
 329       score: 1,
 330     };
 331
 332     let inserted_post_like = PostLike::like(&conn, &post_like_form).unwrap();
 333
 334     let expected_post_like = PostLike {
 335       id: inserted_post_like.id,
 336       post_id: inserted_post.id,
 337       person_id: inserted_person.id,
 338       published: inserted_post_like.published,
 339       score: 1,
 340     };
 341
 342     // Post Save
 343     let post_saved_form = PostSavedForm {
 344       post_id: inserted_post.id,
 345       person_id: inserted_person.id,
 346     };
 347
 348     let inserted_post_saved = PostSaved::save(&conn, &post_saved_form).unwrap();
 349
 350     let expected_post_saved = PostSaved {
 351       id: inserted_post_saved.id,
 352       post_id: inserted_post.id,
 353       person_id: inserted_person.id,
 354       published: inserted_post_saved.published,
 355     };
 356
 357     // Post Read
 358     let post_read_form = PostReadForm {
 359       post_id: inserted_post.id,
 360       person_id: inserted_person.id,
 361     };
 362
 363     let inserted_post_read = PostRead::mark_as_read(&conn, &post_read_form).unwrap();
 364
 365     let expected_post_read = PostRead {
 366       id: inserted_post_read.id,
 367       post_id: inserted_post.id,
 368       person_id: inserted_person.id,
 369       published: inserted_post_read.published,
 370     };
 371
 372     let read_post = Post::read(&conn, inserted_post.id).unwrap();
 373     let updated_post = Post::update(&conn, inserted_post.id, &new_post).unwrap();
 374     let like_removed = PostLike::remove(&conn, inserted_person.id, inserted_post.id).unwrap();
 375     let saved_removed = PostSaved::unsave(&conn, &post_saved_form).unwrap();
 376     let read_removed = PostRead::mark_as_unread(&conn, &post_read_form).unwrap();
 377     let num_deleted = Post::delete(&conn, inserted_post.id).unwrap();
 378     Community::delete(&conn, inserted_community.id).unwrap();
 379     Person::delete(&conn, inserted_person.id).unwrap();
 380
 381     assert_eq!(expected_post, read_post);
 382     assert_eq!(expected_post, inserted_post);
 383     assert_eq!(expected_post, updated_post);
 384     assert_eq!(expected_post_like, inserted_post_like);
 385     assert_eq!(expected_post_saved, inserted_post_saved);
 386     assert_eq!(expected_post_read, inserted_post_read);
 387     assert_eq!(1, like_removed);
 388     assert_eq!(1, saved_removed);
 389     assert_eq!(1, read_removed);
 390     assert_eq!(1, num_deleted);
 391   }
 392 }