konobangu/crates/recorder/src/models/subscribers.rs

71 lines
2.0 KiB
Rust

use loco_rs::model::{ModelError, ModelResult};
use sea_orm::{entity::prelude::*, ActiveValue, TransactionTrait};
use serde::{Deserialize, Serialize};
pub use super::_entities::subscribers::{self, ActiveModel, Entity, Model};
pub const ROOT_SUBSCRIBER: &str = "konobangu";
#[derive(Debug, Deserialize, Serialize)]
pub struct SubscriberIdParams {
pub id: String,
}
#[async_trait::async_trait]
impl ActiveModelBehavior for ActiveModel {
async fn before_save<C>(self, _db: &C, insert: bool) -> Result<Self, DbErr>
where
C: ConnectionTrait,
{
if insert {
let mut this = self;
this.pid = ActiveValue::Set(Uuid::new_v4().to_string());
Ok(this)
} else {
Ok(self)
}
}
}
impl Model {
/// finds a user by the provided pid
///
/// # Errors
///
/// When could not find user or DB query error
pub async fn find_by_pid(db: &DatabaseConnection, pid: &str) -> ModelResult<Self> {
let parse_uuid = Uuid::parse_str(pid).map_err(|e| ModelError::Any(e.into()))?;
let subscriber = Entity::find()
.filter(subscribers::Column::Pid.eq(parse_uuid))
.one(db)
.await?;
subscriber.ok_or_else(|| ModelError::EntityNotFound)
}
pub async fn find_root(db: &DatabaseConnection) -> ModelResult<Self> {
Self::find_by_pid(db, ROOT_SUBSCRIBER).await
}
/// Asynchronously creates a user with a password and saves it to the
/// database.
///
/// # Errors
///
/// When could not save the user into the DB
pub async fn create_root(db: &DatabaseConnection) -> ModelResult<Self> {
let txn = db.begin().await?;
let user = ActiveModel {
display_name: ActiveValue::set(ROOT_SUBSCRIBER.to_string()),
pid: ActiveValue::set(ROOT_SUBSCRIBER.to_string()),
..Default::default()
}
.insert(&txn)
.await?;
txn.commit().await?;
Ok(user)
}
}