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gateway-old/src/db/users.rs

130 lines
3.1 KiB
Rust

use diesel::{prelude::*, AsChangeset, Insertable, Queryable};
use rb::errors::{RbError, RbResult};
use serde::{Deserialize, Serialize};
use uuid::Uuid;
use crate::schema::{users, users::dsl::*};
#[derive(Queryable, Serialize)]
pub struct User
{
pub id: Uuid,
pub username: String,
#[serde(skip_serializing)]
pub password: String,
pub blocked: bool,
pub admin: bool,
}
#[derive(Insertable, Deserialize)]
#[table_name = "users"]
pub struct NewUser
{
pub username: String,
pub password: String,
pub admin: bool,
}
#[derive(Deserialize, AsChangeset)]
#[table_name = "users"]
#[serde(rename_all = "camelCase")]
pub struct PatchSection
{
username: Option<String>,
admin: Option<bool>,
}
pub fn get(conn: &PgConnection, offset_: u32, limit_: u32) -> RbResult<Vec<User>>
{
Ok(users
.offset(offset_.into())
.limit(limit_.into())
.load(conn)
.map_err(|_| RbError::DbError("Couldn't query users."))?)
}
pub fn find(conn: &PgConnection, user_id: Uuid) -> Option<User>
{
users.find(user_id).first::<User>(conn).ok()
}
pub fn find_by_username(conn: &PgConnection, username_: &str) -> RbResult<User>
{
Ok(users
.filter(username.eq(username_))
.first::<User>(conn)
.map_err(|_| RbError::DbError("Couldn't find users by username."))?)
}
/// Insert a new user into the database
///
/// # Arguments
///
/// * `conn` - database connection to use
/// * `new_user` - user to insert
pub fn create(conn: &PgConnection, new_user: &NewUser) -> RbResult<()>
{
let count = diesel::insert_into(users)
.values(new_user)
.execute(conn)
.map_err(|_| RbError::DbError("Couldn't create user."))?;
if count == 0 {
return Err(RbError::UMDuplicateUser);
}
Ok(())
}
/// Either create a new user or update an existing one on conflict.
///
/// # Arguments
///
/// * `conn` - database connection to use
/// * `new_user` - user to insert/update
// pub fn create_or_update(conn: &PgConnection, new_user: &NewUser) -> RbResult<()>
// {
// diesel::insert_into(users)
// .values(new_user)
// .on_conflict(username)
// .do_update()
// .set(new_user)
// .execute(conn)
// .map_err(|_| RbError::DbError("Couldn't create or update user."))?;
// Ok(())
// }
/// Delete the user with the given ID.
///
/// # Arguments
///
/// `conn` - database connection to use
/// `user_id` - ID of user to delete
pub fn delete(conn: &PgConnection, user_id: Uuid) -> RbResult<()>
{
diesel::delete(users.filter(id.eq(user_id)))
.execute(conn)
.map_err(|_| RbError::DbError("Couldn't delete user."))?;
Ok(())
}
/// Block a user given an ID.
/// In practice, this means updating the user's entry so that the `blocked` column is set to
/// `true`.
///
/// # Arguments
///
/// `conn` - database connection to use
/// `user_id` - ID of user to block
pub fn block(conn: &PgConnection, user_id: Uuid) -> RbResult<()>
{
diesel::update(users.filter(id.eq(user_id)))
.set(blocked.eq(true))
.execute(conn)
.map_err(|_| RbError::DbError("Couldn't block user."))?;
Ok(())
}