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// MinIO Rust Library for Amazon S3 Compatible Cloud Storage
// Copyright 2025 MinIO, Inc.
//
// 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.
// ! S3 APIs for appending objects.
use super::MinioClient;
use crate::s3::builders::{
AppendObject, AppendObjectBldr, AppendObjectContent, AppendObjectContentBldr, ObjectContent,
};
use crate::s3::error::ValidationErr;
use crate::s3::segmented_bytes::SegmentedBytes;
use crate::s3::types::{BucketName, ObjectKey};
use std::sync::Arc;
impl MinioClient {
/// Creates a [`AppendObject`] request builder to append data to the end of an (existing) object.
/// This is a lower-level API that performs a non-multipart object upload.
///
/// To execute the request, call [`AppendObject::send()`](crate::s3::types::S3Api::send),
/// which returns a [`Result`] containing a [`AppendObjectResponse`](crate::s3::response::AppendObjectResponse).
///
/// 🛈 This operation is not supported for regular non-express buckets.
///
/// # Example
///
/// ```no_run
/// use minio::s3::MinioClient;
/// use minio::s3::creds::StaticProvider;
/// use minio::s3::http::BaseUrl;
/// use minio::s3::response::{AppendObjectResponse, PutObjectResponse};
/// use minio::s3::segmented_bytes::SegmentedBytes;
/// use minio::s3::types::S3Api;
/// use minio::s3::response_traits::HasObjectSize;
///
/// #[tokio::main]
/// async fn main() {
/// let base_url = "http://localhost:9000/".parse::<BaseUrl>().unwrap();
/// let static_provider = StaticProvider::new("minioadmin", "minioadmin", None);
/// let client = MinioClient::new(base_url, Some(static_provider), None, None).unwrap();
/// let data1: SegmentedBytes = SegmentedBytes::from("aaaa".to_string());
/// let data2: SegmentedBytes = SegmentedBytes::from("bbbb".to_string());
/// let resp: PutObjectResponse = client
/// .put_object("bucket-name", "object-name", data1)
/// .unwrap().build().send().await.unwrap();
/// let offset_bytes = 4; // the offset at which to append the data
/// let resp: AppendObjectResponse = client
/// .append_object("bucket-name", "object-name", data2, offset_bytes)
/// .unwrap().build().send().await.unwrap();
/// println!("size of the final object is {} bytes", resp.object_size());
/// }
/// ```
pub fn append_object<B, O>(
&self,
bucket: B,
object: O,
data: SegmentedBytes,
offset_bytes: u64,
) -> Result<AppendObjectBldr, ValidationErr>
where
B: TryInto<BucketName>,
B::Error: Into<ValidationErr>,
O: TryInto<ObjectKey>,
O::Error: Into<ValidationErr>,
{
Ok(AppendObject::builder()
.client(self.clone())
.bucket(bucket.try_into().map_err(Into::into)?)
.object(object.try_into().map_err(Into::into)?)
.data(Arc::new(data))
.offset_bytes(offset_bytes))
}
/// Creates an [`AppendObjectContent`] request builder to append data to the end of an (existing)
/// object. The content is streamed and appended to MinIO/S3. This is a higher-level API that
/// handles multipart appends transparently.
///
/// To execute the request, call [`AppendObjectContent::send()`](crate::s3::types::S3Api::send),
/// which returns a [`Result`] containing a [`AppendObjectResponse`](crate::s3::response::AppendObjectResponse).
///
/// 🛈 This operation is not supported for regular non-express buckets.
///
/// # Example
///
/// ```no_run
/// use minio::s3::MinioClient;
/// use minio::s3::creds::StaticProvider;
/// use minio::s3::http::BaseUrl;
/// use minio::s3::response::{AppendObjectResponse, PutObjectResponse};
/// use minio::s3::builders::ObjectContent;
/// use minio::s3::segmented_bytes::SegmentedBytes;
/// use minio::s3::types::S3Api;
/// use minio::s3::response_traits::HasObjectSize;
///
/// #[tokio::main]
/// async fn main() {
/// let base_url = "http://localhost:9000/".parse::<BaseUrl>().unwrap();
/// let static_provider = StaticProvider::new("minioadmin", "minioadmin", None);
/// let client = MinioClient::new(base_url, Some(static_provider), None, None).unwrap();
/// let data1: SegmentedBytes = SegmentedBytes::from("aaaa".to_string());
/// let content2: String = "bbbb".to_string();
/// let resp: PutObjectResponse = client
/// .put_object("bucket-name", "object-name", data1)
/// .unwrap().build().send().await.unwrap();
/// let resp: AppendObjectResponse = client
/// .append_object_content("bucket-name", "object-name", content2)
/// .unwrap().build().send().await.unwrap();
/// println!("size of the final object is {} bytes", resp.object_size());
/// }
/// ```
pub fn append_object_content<B, O, C>(
&self,
bucket: B,
object: O,
content: C,
) -> Result<AppendObjectContentBldr, ValidationErr>
where
B: TryInto<BucketName>,
B::Error: Into<ValidationErr>,
O: TryInto<ObjectKey>,
O::Error: Into<ValidationErr>,
C: Into<ObjectContent>,
{
Ok(AppendObjectContent::builder()
.client(self.clone())
.bucket(bucket.try_into().map_err(Into::into)?)
.object(object.try_into().map_err(Into::into)?)
.input_content(content))
}
}