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//
// Copyright (c) 2020-2021 science+computing ag and other contributors
//
// This program and the accompanying materials are made
// available under the terms of the Eclipse Public License 2.0
// which is available at https://www.eclipse.org/legal/epl-2.0/
//
// SPDX-License-Identifier: EPL-2.0
//
use anyhow::Error;
use anyhow::Result;
use diesel::prelude::*;
use diesel::PgConnection;
use crate::config::EndpointName;
use crate::schema::endpoints;
use crate::schema::endpoints::*;
#[derive(Identifiable, Queryable, Eq, PartialEq)]
pub struct Endpoint {
pub id: i32,
pub name: String,
}
#[derive(Insertable)]
#[table_name = "endpoints"]
struct NewEndpoint<'a> {
pub name: &'a str,
}
impl Endpoint {
pub fn create_or_fetch(database_connection: &PgConnection, ep_name: &EndpointName) -> Result<Endpoint> {
let new_ep = NewEndpoint { name: ep_name.as_ref() };
database_connection.transaction::<_, Error, _>(|| {
diesel::insert_into(endpoints::table)
.values(&new_ep)
.on_conflict_do_nothing()
.execute(database_connection)?;
dsl::endpoints
.filter(name.eq(ep_name.as_ref()))
.first::<Endpoint>(database_connection)
.map_err(Error::from)
})
}
pub fn fetch_for_job(database_connection: &PgConnection, j: &crate::db::models::Job) -> Result<Option<Endpoint>> {
Self::fetch_by_id(database_connection, j.endpoint_id)
}
pub fn fetch_by_id(database_connection: &PgConnection, eid: i32) -> Result<Option<Endpoint>> {
match dsl::endpoints.filter(id.eq(eid)).first::<Endpoint>(database_connection) {
Err(diesel::result::Error::NotFound) => Ok(None),
Err(e) => Err(Error::from(e)),
Ok(e) => Ok(Some(e)),
}
}
}
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