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feat: create interface for File

This commit is contained in:
Derrick Hammer 2024-01-25 16:30:35 -05:00
parent a90344daf0
commit 15ba6e9695
Signed by: pcfreak30
GPG Key ID: C997C339BE476FF2
3 changed files with 36 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
interfaces/file.go Normal file
View File

@ -0,0 +1,19 @@
package interfaces
import (
"git.lumeweb.com/LumeWeb/libs5-go/encoding"
"git.lumeweb.com/LumeWeb/portal/db/models"
"io"
"time"
)
type File interface {
Record() (*models.Upload, error)
Hash() []byte
HashString() string
Name() string
Modtime() time.Time
Size() uint64
CID() *encoding.CID
io.ReadSeekCloser
}

1
interfaces/storage.go
View File

@ -27,5 +27,6 @@ type StorageService interface {
DeleteTusUpload(uploadID string) error
ScheduleTusUpload(uploadID string, attempt int) error
Tus() *tusd.Handler
NewFile(hash []byte) File
Service
}

32
storage/file.go
View File

@ -12,10 +12,10 @@ import (
)
var (
_ io.ReadSeekCloser = (*File)(nil)
_ interfaces.File = (*FileImpl)(nil)
)
type File struct {
type FileImpl struct {
reader io.ReadCloser
hash []byte
storage interfaces.StorageService
@ -24,17 +24,17 @@ type File struct {
read bool
}
func NewFile(hash []byte, storage interfaces.StorageService) *File {
return &File{hash: hash, storage: storage, read: false}
func NewFile(hash []byte, storage interfaces.StorageService) *FileImpl {
return &FileImpl{hash: hash, storage: storage, read: false}
}
func (f *File) Exists() bool {
func (f *FileImpl) Exists() bool {
exists, _ := f.storage.FileExists(f.hash)
return exists
}
func (f *File) Read(p []byte) (n int, err error) {
func (f *FileImpl) Read(p []byte) (n int, err error) {
err = f.init(0)
if err != nil {
return 0, err
@ -44,7 +44,7 @@ func (f *File) Read(p []byte) (n int, err error) {
return f.reader.Read(p)
}
func (f *File) Seek(offset int64, whence int) (int64, error) {
func (f *FileImpl) Seek(offset int64, whence int) (int64, error) {
switch whence {
case io.SeekStart:
if !f.read {
@ -73,7 +73,7 @@ func (f *File) Seek(offset int64, whence int) (int64, error) {
return 0, nil
}
func (f *File) Close() error {
func (f *FileImpl) Close() error {
if f.reader != nil {
r := f.reader
f.reader = nil
@ -83,7 +83,7 @@ func (f *File) Close() error {
return nil
}
func (f *File) init(offset int64) error {
func (f *FileImpl) init(offset int64) error {
if f.reader == nil {
reader, _, err := f.storage.GetFile(f.hash, offset)
if err != nil {
@ -97,7 +97,7 @@ func (f *File) init(offset int64) error {
return nil
}
func (f *File) Record() (*models.Upload, error) {
func (f *FileImpl) Record() (*models.Upload, error) {
if f.record == nil {
exists, record := f.storage.FileExists(f.hash)
@ -111,7 +111,7 @@ func (f *File) Record() (*models.Upload, error) {
return f.record, nil
}
func (f *File) Hash() []byte {
func (f *FileImpl) Hash() []byte {
hashStr := f.HashString()
if hashStr == "" {
@ -126,7 +126,7 @@ func (f *File) Hash() []byte {
return str
}
func (f *File) HashString() string {
func (f *FileImpl) HashString() string {
record, err := f.Record()
if err != nil {
return ""
@ -135,13 +135,13 @@ func (f *File) HashString() string {
return record.Hash
}
func (f *File) Name() string {
func (f *FileImpl) Name() string {
cid, _ := f.CID().ToString()
return cid
}
func (f *File) Modtime() time.Time {
func (f *FileImpl) Modtime() time.Time {
record, err := f.Record()
if err != nil {
return time.Unix(0, 0)
@ -149,7 +149,7 @@ func (f *File) Modtime() time.Time {
return record.CreatedAt
}
func (f *File) Size() uint64 {
func (f *FileImpl) Size() uint64 {
record, err := f.Record()
if err != nil {
return 0
@ -157,7 +157,7 @@ func (f *File) Size() uint64 {
return record.Size
}
func (f *File) CID() *encoding.CID {
func (f *FileImpl) CID() *encoding.CID {
if f.cid == nil {
multihash := encoding.MultihashFromBytes(f.Hash(), types.HashTypeBlake3)
cid := encoding.NewCID(types.CIDTypeRaw, *multihash, f.Size())