1 files changed, 306 insertions, 0 deletions
diff --git a/server/src/db/post.rs b/server/src/db/post.rs
new file mode 100644
index 00000000..59a7a1d4
--- /dev/null
+++ b/server/src/db/post.rs
@@ -0,0 +1,306 @@
+extern crate diesel;
+use schema::{post, post_like, post_saved, post_read};
+use diesel::*;
+use diesel::result::Error;
+use serde::{Deserialize, Serialize};
+use {Crud, Likeable, Saveable, Readable};
+
+#[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,
+}
+
+#[derive(Insertable, AsChangeset, Clone)]
+#[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 updated: Option<chrono::NaiveDateTime>,
+  pub deleted: Option<bool>,
+}
+
+impl Crud<PostForm> for Post {
+  fn read(conn: &PgConnection, post_id: i32) -> Result<Self, Error> {
+    use schema::post::dsl::*;
+    post.find(post_id)
+      .first::<Self>(conn)
+  }
+
+  fn delete(conn: &PgConnection, post_id: i32) -> Result<usize, Error> {
+    use schema::post::dsl::*;
+    diesel::delete(post.find(post_id))
+      .execute(conn)
+  }
+
+  fn create(conn: &PgConnection, new_post: &PostForm) -> Result<Self, Error> {
+    use 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 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 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 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 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 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 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 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 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 establish_connection;
+  use Crud;
+  use super::*;
+  use super::super::community::*;
+  use super::super::user::*;
+ #[test]
+  fn test_crud() {
+    let conn = establish_connection();
+
+    let new_user = UserForm {
+      name: "jim".into(),
+      fedi_name: "rrf".into(),
+      preferred_username: None,
+      password_encrypted: "nope".into(),
+      email: None,
+      admin: false,
+      banned: false,
+      updated: 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
+    };
+
+    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,
+      updated: 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,
+      deleted: false,
+      updated: None
+    };
+
+    // 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);
+
+  }
+}