feat: use robot to migrate code

Signed-off-by: kubbot & kubecub <3293172751ysy@gmail.com>

pkg/common/db/obj/obj.go

@@ -0,0 +1,90 @@
+package obj
+
+import (
+	"context"
+	"io"
+	"net/http"
+	"time"
+)
+
+type BucketObject struct {
+	Bucket string `json:"bucket"`
+	Name   string `json:"name"`
+}
+
+type ApplyPutArgs struct {
+	Bucket        string
+	Name          string
+	Effective     time.Duration // 申请有效时间
+	Header        http.Header   // header
+	MaxObjectSize int64
+}
+
+type HeaderOption struct {
+	ContentType string
+	Filename    string
+}
+
+type ObjectInfo struct {
+	Size int64
+	Hash string
+}
+
+type SizeReader interface {
+	io.ReadCloser
+	Size() int64
+}
+
+func NewSizeReader(r io.ReadCloser, size int64) SizeReader {
+	if r == nil {
+		return nil
+	}
+	return &sizeReader{
+		size:       size,
+		ReadCloser: r,
+	}
+}
+
+type sizeReader struct {
+	size int64
+	io.ReadCloser
+}
+
+func (r *sizeReader) Size() int64 {
+	return r.size
+}
+
+type Interface interface {
+	// Name 存储名字
+	Name() string
+	// MinFragmentSize 最小允许的分片大小
+	MinFragmentSize() int64
+	// MaxFragmentNum 最大允许的分片数量
+	MaxFragmentNum() int
+	// MinExpirationTime 最小过期时间
+	MinExpirationTime() time.Duration
+	// TempBucket 临时桶名，用于上传
+	TempBucket() string
+	// DataBucket 永久存储的桶名
+	DataBucket() string
+	// PresignedGetURL 通过桶名和对象名返回URL
+	PresignedGetURL(ctx context.Context, bucket string, name string, expires time.Duration, opt *HeaderOption) (string, error)
+	// PresignedPutURL 申请上传,返回PUT的上传地址
+	PresignedPutURL(ctx context.Context, args *ApplyPutArgs) (string, error)
+	// GetObjectInfo 获取对象信息
+	GetObjectInfo(ctx context.Context, args *BucketObject) (*ObjectInfo, error)
+	// CopyObject 复制对象
+	CopyObject(ctx context.Context, src *BucketObject, dst *BucketObject) error
+	// DeleteObject 删除对象(不存在返回nil)
+	DeleteObject(ctx context.Context, info *BucketObject) error
+	// ComposeObject 合并对象
+	ComposeObject(ctx context.Context, src []BucketObject, dst *BucketObject) error
+	// IsNotFound 判断是不是不存在导致的错误
+	IsNotFound(err error) bool
+	// CheckName 检查名字是否可用
+	CheckName(name string) error
+	// PutObject 上传文件
+	PutObject(ctx context.Context, info *BucketObject, reader io.Reader, size int64) (*ObjectInfo, error)
+	// GetObject 下载文件
+	GetObject(ctx context.Context, info *BucketObject) (SizeReader, error)
+}