// Copyright 2024 RisingWave Labs
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

use sea_orm::entity::prelude::*;
use serde::{Deserialize, Serialize};
pub const COMPACTION_TASK_ID: &str = "compaction_task";
pub const COMPACTION_GROUP_ID: &str = "compaction_group";
pub const SSTABLE_OBJECT_ID: &str = "sstable_object";
pub const META_BACKUP_ID: &str = "meta_backup";
/// The read & write of now is different from other sequences. It merely reuses the hummock_sequence table.
pub const HUMMOCK_NOW: &str = "now";

#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq, Default, Serialize, Deserialize)]
#[sea_orm(table_name = "hummock_sequence")]
pub struct Model {
    #[sea_orm(primary_key, auto_increment = false)]
    pub name: String,
    pub seq: i64,
}

#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
pub enum Relation {}

impl ActiveModelBehavior for ActiveModel {}
