/*
 * Copyright (c) 2025 Beijing Volcano Engine Technology Co., Ltd.
 *
 * 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.
 */

#[derive(Debug, Clone, Copy)]
pub enum DownloadStrategy {
    Simple,
    Ranged { part_size: u64 },
}

impl DownloadStrategy {
    pub fn auto_select(file_size: u64) -> Self {
        if file_size <= 100 * 1024 * 1024 {
            Self::Simple
        } else {
            Self::Ranged {
                part_size: 20 * 1024 * 1024,
            }
        }
    }
}
