/// <summary>
/// download object
/// </summary>
/// <param name="key"></param>
/// <param name="filePath"></param>
/// <returns></returns>
public async Task <PutObjectResponse> UploadObjectAsync(string key, string filePath)
{
using (var client = new AWSS3Client(_accessKeyId, _secretAccessKey, _region))
{
return(await client.PutObjectAsync(_backetName, key, filePath));
}
}
/// <summary>
/// get signed upload url
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public string GetSignedUploadUrl(string key)
{
using (var client = new AWSS3Client(_accessKeyId, _secretAccessKey, _region))
{
return(client.GetPreSignedUrl(_backetName, key, HttpVerb.PUT, _expireMinites));
}
}
public string GetStoryUrl(string storyName)
=> AWSS3Client.GetPreSignedURL(new GetPreSignedUrlRequest
{
BucketName = bucketName,
Key = storyName,
Expires = DateTime.Now.AddDays(1),
Protocol = Protocol.HTTPS
});
/// <summary>
/// download object
/// </summary>
/// <param name="key"></param>
/// <param name="filePath"></param>
/// <param name="appendFile"></param>
/// <param name="cancellationToken"></param>
/// <returns></returns>
public async Task DownloadObjectAsync(string key, string filePath, bool appendFile, CancellationToken cancellationToken)
{
using (var client = new AWSS3Client(_accessKeyId, _secretAccessKey, _region))
{
using (var result = await client.GetObjectAsync(_backetName, key, _expireMinites))
{
await result.WriteResponseStreamToFileAsync(filePath, appendFile, cancellationToken);
}
}
}
/// <summary>
/// get object keys
/// </summary>
/// <param name="prefix"></param>
/// <returns></returns>
public async Task <IEnumerable <string> > GetObjectKeysAsync(string prefix)
{
var objectKeys = new List <string>();
using (var client = new AWSS3Client(_accessKeyId, _secretAccessKey, _region))
{
string continuationToken = null;
var isTruncated = true;
while (isTruncated)
{
var result = await client.ListObjectsV2Async(_backetName, prefix, continuationToken);
if (result.S3Objects != null && result.S3Objects.Any())
{
objectKeys.AddRange(result.S3Objects.Select(s3Object => s3Object.Key).ToArray());
}
isTruncated = result.IsTruncated;
continuationToken = result.NextContinuationToken;
}
}
return(objectKeys);
}
public async Task <List <S3Object> > ListStories() => (await AWSS3Client.ListObjectsAsync(bucketName)).S3Objects;
