1 files changed, 417 insertions, 0 deletions
diff --git a/server/lemmy_db/src/post.rs b/server/lemmy_db/src/post.rs
new file mode 100644
index 00000000..1525a675
--- /dev/null
+++ b/server/lemmy_db/src/post.rs
@@ -0,0 +1,417 @@
+use crate::{
+  naive_now,
+  schema::{post, post_like, post_read, post_saved},
+  Crud,
+  Likeable,
+  Readable,
+  Saveable,
+};
+use diesel::{dsl::*, result::Error, *};
+use serde::{Deserialize, Serialize};
+
+#[derive(Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize)]
+#[table_name = "post"]
+pub struct Post {
+  pub id: i32,
+  pub name: String,
+  pub url: Option<String>,
+  pub body: Option<String>,
+  pub creator_id: i32,
+  pub community_id: i32,
+  pub removed: bool,
+  pub locked: bool,
+  pub published: chrono::NaiveDateTime,
+  pub updated: Option<chrono::NaiveDateTime>,
+  pub deleted: bool,
+  pub nsfw: bool,
+  pub stickied: bool,
+  pub embed_title: Option<String>,
+  pub embed_description: Option<String>,
+  pub embed_html: Option<String>,
+  pub thumbnail_url: Option<String>,
+  pub ap_id: String,
+  pub local: bool,
+}
+
+#[derive(Insertable, AsChangeset, Clone, Debug)]
+#[table_name = "post"]
+pub struct PostForm {
+  pub name: String,
+  pub url: Option<String>,
+  pub body: Option<String>,
+  pub creator_id: i32,
+  pub community_id: i32,
+  pub removed: Option<bool>,
+  pub locked: Option<bool>,
+  pub published: Option<chrono::NaiveDateTime>,
+  pub updated: Option<chrono::NaiveDateTime>,
+  pub deleted: Option<bool>,
+  pub nsfw: bool,
+  pub stickied: Option<bool>,
+  pub embed_title: Option<String>,
+  pub embed_description: Option<String>,
+  pub embed_html: Option<String>,
+  pub thumbnail_url: Option<String>,
+  pub ap_id: String,
+  pub local: bool,
+}
+
+impl Post {
+  pub fn read(conn: &PgConnection, post_id: i32) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+    post.filter(id.eq(post_id)).first::<Self>(conn)
+  }
+
+  pub fn list_for_community(
+    conn: &PgConnection,
+    the_community_id: i32,
+  ) -> Result<Vec<Self>, Error> {
+    use crate::schema::post::dsl::*;
+    post
+      .filter(community_id.eq(the_community_id))
+      .load::<Self>(conn)
+  }
+
+  pub fn read_from_apub_id(conn: &PgConnection, object_id: &str) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+    post.filter(ap_id.eq(object_id)).first::<Self>(conn)
+  }
+
+  pub fn update_ap_id(conn: &PgConnection, post_id: i32, apub_id: String) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+
+    diesel::update(post.find(post_id))
+      .set(ap_id.eq(apub_id))
+      .get_result::<Self>(conn)
+  }
+
+  pub fn permadelete(conn: &PgConnection, post_id: i32) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+
+    let perma_deleted = "*Permananently Deleted*";
+    let perma_deleted_url = "https://deleted.com";
+
+    diesel::update(post.find(post_id))
+      .set((
+        name.eq(perma_deleted),
+        url.eq(perma_deleted_url),
+        body.eq(perma_deleted),
+        deleted.eq(true),
+        updated.eq(naive_now()),
+      ))
+      .get_result::<Self>(conn)
+  }
+}
+
+impl Crud<PostForm> for Post {
+  fn read(conn: &PgConnection, post_id: i32) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+    post.find(post_id).first::<Self>(conn)
+  }
+
+  fn delete(conn: &PgConnection, post_id: i32) -> Result<usize, Error> {
+    use crate::schema::post::dsl::*;
+    diesel::delete(post.find(post_id)).execute(conn)
+  }
+
+  fn create(conn: &PgConnection, new_post: &PostForm) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+    insert_into(post).values(new_post).get_result::<Self>(conn)
+  }
+
+  fn update(conn: &PgConnection, post_id: i32, new_post: &PostForm) -> Result<Self, Error> {
+    use crate::schema::post::dsl::*;
+    diesel::update(post.find(post_id))
+      .set(new_post)
+      .get_result::<Self>(conn)
+  }
+}
+
+#[derive(Identifiable, Queryable, Associations, PartialEq, Debug)]
+#[belongs_to(Post)]
+#[table_name = "post_like"]
+pub struct PostLike {
+  pub id: i32,
+  pub post_id: i32,
+  pub user_id: i32,
+  pub score: i16,
+  pub published: chrono::NaiveDateTime,
+}
+
+#[derive(Insertable, AsChangeset, Clone)]
+#[table_name = "post_like"]
+pub struct PostLikeForm {
+  pub post_id: i32,
+  pub user_id: i32,
+  pub score: i16,
+}
+
+impl Likeable<PostLikeForm> for PostLike {
+  fn read(conn: &PgConnection, post_id_from: i32) -> Result<Vec<Self>, Error> {
+    use crate::schema::post_like::dsl::*;
+    post_like
+      .filter(post_id.eq(post_id_from))
+      .load::<Self>(conn)
+  }
+  fn like(conn: &PgConnection, post_like_form: &PostLikeForm) -> Result<Self, Error> {
+    use crate::schema::post_like::dsl::*;
+    insert_into(post_like)
+      .values(post_like_form)
+      .get_result::<Self>(conn)
+  }
+  fn remove(conn: &PgConnection, post_like_form: &PostLikeForm) -> Result<usize, Error> {
+    use crate::schema::post_like::dsl::*;
+    diesel::delete(
+      post_like
+        .filter(post_id.eq(post_like_form.post_id))
+        .filter(user_id.eq(post_like_form.user_id)),
+    )
+    .execute(conn)
+  }
+}
+
+#[derive(Identifiable, Queryable, Associations, PartialEq, Debug)]
+#[belongs_to(Post)]
+#[table_name = "post_saved"]
+pub struct PostSaved {
+  pub id: i32,
+  pub post_id: i32,
+  pub user_id: i32,
+  pub published: chrono::NaiveDateTime,
+}
+
+#[derive(Insertable, AsChangeset, Clone)]
+#[table_name = "post_saved"]
+pub struct PostSavedForm {
+  pub post_id: i32,
+  pub user_id: i32,
+}
+
+impl Saveable<PostSavedForm> for PostSaved {
+  fn save(conn: &PgConnection, post_saved_form: &PostSavedForm) -> Result<Self, Error> {
+    use crate::schema::post_saved::dsl::*;
+    insert_into(post_saved)
+      .values(post_saved_form)
+      .get_result::<Self>(conn)
+  }
+  fn unsave(conn: &PgConnection, post_saved_form: &PostSavedForm) -> Result<usize, Error> {
+    use crate::schema::post_saved::dsl::*;
+    diesel::delete(
+      post_saved
+        .filter(post_id.eq(post_saved_form.post_id))
+        .filter(user_id.eq(post_saved_form.user_id)),
+    )
+    .execute(conn)
+  }
+}
+
+#[derive(Identifiable, Queryable, Associations, PartialEq, Debug)]
+#[belongs_to(Post)]
+#[table_name = "post_read"]
+pub struct PostRead {
+  pub id: i32,
+  pub post_id: i32,
+  pub user_id: i32,
+  pub published: chrono::NaiveDateTime,
+}
+
+#[derive(Insertable, AsChangeset, Clone)]
+#[table_name = "post_read"]
+pub struct PostReadForm {
+  pub post_id: i32,
+  pub user_id: i32,
+}
+
+impl Readable<PostReadForm> for PostRead {
+  fn mark_as_read(conn: &PgConnection, post_read_form: &PostReadForm) -> Result<Self, Error> {
+    use crate::schema::post_read::dsl::*;
+    insert_into(post_read)
+      .values(post_read_form)
+      .get_result::<Self>(conn)
+  }
+  fn mark_as_unread(conn: &PgConnection, post_read_form: &PostReadForm) -> Result<usize, Error> {
+    use crate::schema::post_read::dsl::*;
+    diesel::delete(
+      post_read
+        .filter(post_id.eq(post_read_form.post_id))
+        .filter(user_id.eq(post_read_form.user_id)),
+    )
+    .execute(conn)
+  }
+}
+
+#[cfg(test)]
+mod tests {
+  use crate::{
+    community::*,
+    post::*,
+    tests::establish_unpooled_connection,
+    user::*,
+    ListingType,
+    SortType,
+  };
+
+  #[test]
+  fn test_crud() {
+    let conn = establish_unpooled_connection();
+
+    let new_user = UserForm {
+      name: "jim".into(),
+      preferred_username: None,
+      password_encrypted: "nope".into(),
+      email: None,
+      matrix_user_id: None,
+      avatar: None,
+      admin: false,
+      banned: false,
+      updated: None,
+      show_nsfw: false,
+      theme: "darkly".into(),
+      default_sort_type: SortType::Hot as i16,
+      default_listing_type: ListingType::Subscribed as i16,
+      lang: "browser".into(),
+      show_avatars: true,
+      send_notifications_to_email: false,
+      actor_id: "http://fake.com".into(),
+      bio: None,
+      local: true,
+      private_key: None,
+      public_key: None,
+      last_refreshed_at: None,
+    };
+
+    let inserted_user = User_::create(&conn, &new_user).unwrap();
+
+    let new_community = CommunityForm {
+      name: "test community_3".to_string(),
+      title: "nada".to_owned(),
+      description: None,
+      category_id: 1,
+      creator_id: inserted_user.id,
+      removed: None,
+      deleted: None,
+      updated: None,
+      nsfw: false,
+      actor_id: "http://fake.com".into(),
+      local: true,
+      private_key: None,
+      public_key: None,
+      last_refreshed_at: None,
+      published: None,
+    };
+
+    let inserted_community = Community::create(&conn, &new_community).unwrap();
+
+    let new_post = PostForm {
+      name: "A test post".into(),
+      url: None,
+      body: None,
+      creator_id: inserted_user.id,
+      community_id: inserted_community.id,
+      removed: None,
+      deleted: None,
+      locked: None,
+      stickied: None,
+      nsfw: false,
+      updated: None,
+      embed_title: None,
+      embed_description: None,
+      embed_html: None,
+      thumbnail_url: None,
+      ap_id: "http://fake.com".into(),
+      local: true,
+      published: None,
+    };
+
+    let inserted_post = Post::create(&conn, &new_post).unwrap();
+
+    let expected_post = Post {
+      id: inserted_post.id,
+      name: "A test post".into(),
+      url: None,
+      body: None,
+      creator_id: inserted_user.id,
+      community_id: inserted_community.id,
+      published: inserted_post.published,
+      removed: false,
+      locked: false,
+      stickied: false,
+      nsfw: false,
+      deleted: false,
+      updated: None,
+      embed_title: None,
+      embed_description: None,
+      embed_html: None,
+      thumbnail_url: None,
+      ap_id: "http://fake.com".into(),
+      local: true,
+    };
+
+    // Post Like
+    let post_like_form = PostLikeForm {
+      post_id: inserted_post.id,
+      user_id: inserted_user.id,
+      score: 1,
+    };
+
+    let inserted_post_like = PostLike::like(&conn, &post_like_form).unwrap();
+
+    let expected_post_like = PostLike {
+      id: inserted_post_like.id,
+      post_id: inserted_post.id,
+      user_id: inserted_user.id,
+      published: inserted_post_like.published,
+      score: 1,
+    };
+
+    // Post Save
+    let post_saved_form = PostSavedForm {
+      post_id: inserted_post.id,
+      user_id: inserted_user.id,
+    };
+
+    let inserted_post_saved = PostSaved::save(&conn, &post_saved_form).unwrap();
+
+    let expected_post_saved = PostSaved {
+      id: inserted_post_saved.id,
+      post_id: inserted_post.id,
+      user_id: inserted_user.id,
+      published: inserted_post_saved.published,
+    };
+
+    // Post Read
+    let post_read_form = PostReadForm {
+      post_id: inserted_post.id,
+      user_id: inserted_user.id,
+    };
+
+    let inserted_post_read = PostRead::mark_as_read(&conn, &post_read_form).unwrap();
+
+    let expected_post_read = PostRead {
+      id: inserted_post_read.id,
+      post_id: inserted_post.id,
+      user_id: inserted_user.id,
+      published: inserted_post_read.published,
+    };
+
+    let read_post = Post::read(&conn, inserted_post.id).unwrap();
+    let updated_post = Post::update(&conn, inserted_post.id, &new_post).unwrap();
+    let like_removed = PostLike::remove(&conn, &post_like_form).unwrap();
+    let saved_removed = PostSaved::unsave(&conn, &post_saved_form).unwrap();
+    let read_removed = PostRead::mark_as_unread(&conn, &post_read_form).unwrap();
+    let num_deleted = Post::delete(&conn, inserted_post.id).unwrap();
+    Community::delete(&conn, inserted_community.id).unwrap();
+    User_::delete(&conn, inserted_user.id).unwrap();
+
+    assert_eq!(expected_post, read_post);
+    assert_eq!(expected_post, inserted_post);
+    assert_eq!(expected_post, updated_post);
+    assert_eq!(expected_post_like, inserted_post_like);
+    assert_eq!(expected_post_saved, inserted_post_saved);
+    assert_eq!(expected_post_read, inserted_post_read);
+    assert_eq!(1, like_removed);
+    assert_eq!(1, saved_removed);
+    assert_eq!(1, read_removed);
+    assert_eq!(1, num_deleted);
+  }
+}