lemmy/server/src/db/community.rs
2019-08-23 19:40:41 -07:00

342 lines
10 KiB
Rust

use crate::schema::{community, community_moderator, community_follower, community_user_ban, site};
use super::*;
#[derive(Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize)]
#[table_name="community"]
pub struct Community {
pub id: i32,
pub name: String,
pub title: String,
pub description: Option<String>,
pub category_id: i32,
pub creator_id: i32,
pub removed: bool,
pub published: chrono::NaiveDateTime,
pub updated: Option<chrono::NaiveDateTime>,
pub deleted: bool,
pub nsfw: bool,
}
#[derive(Insertable, AsChangeset, Clone, Serialize, Deserialize)]
#[table_name="community"]
pub struct CommunityForm {
pub name: String,
pub title: String,
pub description: Option<String>,
pub category_id: i32,
pub creator_id: i32,
pub removed: Option<bool>,
pub updated: Option<chrono::NaiveDateTime>,
pub deleted: Option<bool>,
pub nsfw: bool,
}
impl Crud<CommunityForm> for Community {
fn read(conn: &PgConnection, community_id: i32) -> Result<Self, Error> {
use crate::schema::community::dsl::*;
community.find(community_id)
.first::<Self>(conn)
}
fn delete(conn: &PgConnection, community_id: i32) -> Result<usize, Error> {
use crate::schema::community::dsl::*;
diesel::delete(community.find(community_id))
.execute(conn)
}
fn create(conn: &PgConnection, new_community: &CommunityForm) -> Result<Self, Error> {
use crate::schema::community::dsl::*;
insert_into(community)
.values(new_community)
.get_result::<Self>(conn)
}
fn update(conn: &PgConnection, community_id: i32, new_community: &CommunityForm) -> Result<Self, Error> {
use crate::schema::community::dsl::*;
diesel::update(community.find(community_id))
.set(new_community)
.get_result::<Self>(conn)
}
}
impl Community {
pub fn read_from_name(conn: &PgConnection, community_name: String) -> Result<Self, Error> {
use crate::schema::community::dsl::*;
community.filter(name.eq(community_name))
.first::<Self>(conn)
}
}
#[derive(Identifiable, Queryable, Associations, PartialEq, Debug)]
#[belongs_to(Community)]
#[table_name = "community_moderator"]
pub struct CommunityModerator {
pub id: i32,
pub community_id: i32,
pub user_id: i32,
pub published: chrono::NaiveDateTime,
}
#[derive(Insertable, AsChangeset, Clone)]
#[table_name="community_moderator"]
pub struct CommunityModeratorForm {
pub community_id: i32,
pub user_id: i32,
}
impl Joinable<CommunityModeratorForm> for CommunityModerator {
fn join(conn: &PgConnection, community_user_form: &CommunityModeratorForm) -> Result<Self, Error> {
use crate::schema::community_moderator::dsl::*;
insert_into(community_moderator)
.values(community_user_form)
.get_result::<Self>(conn)
}
fn leave(conn: &PgConnection, community_user_form: &CommunityModeratorForm) -> Result<usize, Error> {
use crate::schema::community_moderator::dsl::*;
diesel::delete(community_moderator
.filter(community_id.eq(community_user_form.community_id))
.filter(user_id.eq(community_user_form.user_id)))
.execute(conn)
}
}
impl CommunityModerator {
pub fn delete_for_community(conn: &PgConnection, for_community_id: i32) -> Result<usize, Error> {
use crate::schema::community_moderator::dsl::*;
diesel::delete(
community_moderator
.filter(community_id.eq(for_community_id)))
.execute(conn)
}
}
#[derive(Identifiable, Queryable, Associations, PartialEq, Debug)]
#[belongs_to(Community)]
#[table_name = "community_user_ban"]
pub struct CommunityUserBan {
pub id: i32,
pub community_id: i32,
pub user_id: i32,
pub published: chrono::NaiveDateTime,
}
#[derive(Insertable, AsChangeset, Clone)]
#[table_name="community_user_ban"]
pub struct CommunityUserBanForm {
pub community_id: i32,
pub user_id: i32,
}
impl Bannable<CommunityUserBanForm> for CommunityUserBan {
fn ban(conn: &PgConnection, community_user_ban_form: &CommunityUserBanForm) -> Result<Self, Error> {
use crate::schema::community_user_ban::dsl::*;
insert_into(community_user_ban)
.values(community_user_ban_form)
.get_result::<Self>(conn)
}
fn unban(conn: &PgConnection, community_user_ban_form: &CommunityUserBanForm) -> Result<usize, Error> {
use crate::schema::community_user_ban::dsl::*;
diesel::delete(community_user_ban
.filter(community_id.eq(community_user_ban_form.community_id))
.filter(user_id.eq(community_user_ban_form.user_id)))
.execute(conn)
}
}
#[derive(Identifiable, Queryable, Associations, PartialEq, Debug)]
#[belongs_to(Community)]
#[table_name = "community_follower"]
pub struct CommunityFollower {
pub id: i32,
pub community_id: i32,
pub user_id: i32,
pub published: chrono::NaiveDateTime,
}
#[derive(Insertable, AsChangeset, Clone)]
#[table_name="community_follower"]
pub struct CommunityFollowerForm {
pub community_id: i32,
pub user_id: i32,
}
impl Followable<CommunityFollowerForm> for CommunityFollower {
fn follow(conn: &PgConnection, community_follower_form: &CommunityFollowerForm) -> Result<Self, Error> {
use crate::schema::community_follower::dsl::*;
insert_into(community_follower)
.values(community_follower_form)
.get_result::<Self>(conn)
}
fn ignore(conn: &PgConnection, community_follower_form: &CommunityFollowerForm) -> Result<usize, Error> {
use crate::schema::community_follower::dsl::*;
diesel::delete(community_follower
.filter(community_id.eq(&community_follower_form.community_id))
.filter(user_id.eq(&community_follower_form.user_id)))
.execute(conn)
}
}
#[derive(Queryable, Identifiable, PartialEq, Debug, Serialize, Deserialize)]
#[table_name="site"]
pub struct Site {
pub id: i32,
pub name: String,
pub description: Option<String>,
pub creator_id: i32,
pub published: chrono::NaiveDateTime,
pub updated: Option<chrono::NaiveDateTime>
}
#[derive(Insertable, AsChangeset, Clone, Serialize, Deserialize)]
#[table_name="site"]
pub struct SiteForm {
pub name: String,
pub description: Option<String>,
pub creator_id: i32,
pub updated: Option<chrono::NaiveDateTime>
}
impl Crud<SiteForm> for Site {
fn read(conn: &PgConnection, _site_id: i32) -> Result<Self, Error> {
use crate::schema::site::dsl::*;
site.first::<Self>(conn)
}
fn delete(conn: &PgConnection, site_id: i32) -> Result<usize, Error> {
use crate::schema::site::dsl::*;
diesel::delete(site.find(site_id))
.execute(conn)
}
fn create(conn: &PgConnection, new_site: &SiteForm) -> Result<Self, Error> {
use crate::schema::site::dsl::*;
insert_into(site)
.values(new_site)
.get_result::<Self>(conn)
}
fn update(conn: &PgConnection, site_id: i32, new_site: &SiteForm) -> Result<Self, Error> {
use crate::schema::site::dsl::*;
diesel::update(site.find(site_id))
.set(new_site)
.get_result::<Self>(conn)
}
}
#[cfg(test)]
mod tests {
use super::*;
use super::super::user::*;
#[test]
fn test_crud() {
let conn = establish_connection();
let new_user = UserForm {
name: "bobbee".into(),
fedi_name: "rrf".into(),
preferred_username: None,
password_encrypted: "nope".into(),
email: None,
admin: false,
banned: false,
updated: None,
show_nsfw: false,
};
let inserted_user = User_::create(&conn, &new_user).unwrap();
let new_community = CommunityForm {
name: "TIL".into(),
creator_id: inserted_user.id,
title: "nada".to_owned(),
description: None,
category_id: 1,
nsfw: false,
removed: None,
deleted: None,
updated: None,
};
let inserted_community = Community::create(&conn, &new_community).unwrap();
let expected_community = Community {
id: inserted_community.id,
creator_id: inserted_user.id,
name: "TIL".into(),
title: "nada".to_owned(),
description: None,
category_id: 1,
nsfw: false,
removed: false,
deleted: false,
published: inserted_community.published,
updated: None
};
let community_follower_form = CommunityFollowerForm {
community_id: inserted_community.id,
user_id: inserted_user.id
};
let inserted_community_follower = CommunityFollower::follow(&conn, &community_follower_form).unwrap();
let expected_community_follower = CommunityFollower {
id: inserted_community_follower.id,
community_id: inserted_community.id,
user_id: inserted_user.id,
published: inserted_community_follower.published
};
let community_user_form = CommunityModeratorForm {
community_id: inserted_community.id,
user_id: inserted_user.id
};
let inserted_community_user = CommunityModerator::join(&conn, &community_user_form).unwrap();
let expected_community_user = CommunityModerator {
id: inserted_community_user.id,
community_id: inserted_community.id,
user_id: inserted_user.id,
published: inserted_community_user.published
};
let community_user_ban_form = CommunityUserBanForm {
community_id: inserted_community.id,
user_id: inserted_user.id
};
let inserted_community_user_ban = CommunityUserBan::ban(&conn, &community_user_ban_form).unwrap();
let expected_community_user_ban = CommunityUserBan {
id: inserted_community_user_ban.id,
community_id: inserted_community.id,
user_id: inserted_user.id,
published: inserted_community_user_ban.published
};
let read_community = Community::read(&conn, inserted_community.id).unwrap();
let updated_community = Community::update(&conn, inserted_community.id, &new_community).unwrap();
let ignored_community = CommunityFollower::ignore(&conn, &community_follower_form).unwrap();
let left_community = CommunityModerator::leave(&conn, &community_user_form).unwrap();
let unban = CommunityUserBan::unban(&conn, &community_user_ban_form).unwrap();
let num_deleted = Community::delete(&conn, inserted_community.id).unwrap();
User_::delete(&conn, inserted_user.id).unwrap();
assert_eq!(expected_community, read_community);
assert_eq!(expected_community, inserted_community);
assert_eq!(expected_community, updated_community);
assert_eq!(expected_community_follower, inserted_community_follower);
assert_eq!(expected_community_user, inserted_community_user);
assert_eq!(expected_community_user_ban, inserted_community_user_ban);
assert_eq!(1, ignored_community);
assert_eq!(1, left_community);
assert_eq!(1, unban);
// assert_eq!(2, loaded_count);
assert_eq!(1, num_deleted);
}
}