import "github.com/shimohq/awos/v3"

awsClient, err := awos.New(&awos.Options{
    // Required, value is one of oss/s3, case insensetive
    StorageType: "string"
    // Required
    AccessKeyID: "string"
    // Required
    AccessKeySecret: "string"
    // Required
    Endpoint: "string"
    // Required
    Bucket: "string"
    // Optional, choose which bucket to use based on the last character of the key,
    // if bucket is 'content', shards is ['abc', 'edf'],
    // then the last character of the key with a/b/c will automatically use the content-abc bucket, and vice versa
    Shards: [2]string{"abc","def"}
    // Only for s3-like
    Region: "string"
    // Only for s3-like, whether to force path style URLs for S3 objects.
    S3ForcePathStyle: false
    // Only for s3-like
    SSL: false
})

Get(key string, options ...GetOptions) (string, error)
GetBytes(key string, options ...GetOptions) ([]byte, error)
GetAsReader(key string, options ...GetOptions) (io.ReadCloser, error)
GetWithMeta(key string, attributes []string, options ...GetOptions) (io.ReadCloser, map[string]string, error)
Put(key string, reader io.ReadSeeker, meta map[string]string, options ...PutOptions) error
Del(key string) error
DelMulti(keys []string) error
Head(key string, meta []string) (map[string]string, error)
ListObject(key string, prefix string, marker string, maxKeys int, delimiter string) ([]string, error)
SignURL(key string, expired int64) (string, error)
GetAndDecompress(key string) (string, error)
GetAndDecompressAsReader(key string) (io.ReadCloser, error)
CompressAndPut(key string, reader io.ReadSeeker, meta map[string]string, options ...PutOptions) error
Range(key string, offset int64, length int64) (io.ReadCloser, error)
Exists(key string)(bool, error)