libs5-go/metadata/directory.go

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package metadata
import (
"errors"
"git.lumeweb.com/LumeWeb/libs5-go/serialize"
"git.lumeweb.com/LumeWeb/libs5-go/types"
"github.com/vmihailenco/msgpack/v5"
)
type DirectoryMetadata struct {
Details DirectoryMetadataDetails `json:"details"`
Directories directoryReferenceMap `json:"directories"`
Files fileReferenceMap `json:"files"`
ExtraMetadata ExtraMetadata `json:"extraMetadata"`
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BaseMetadata
}
var _ SerializableMetadata = (*DirectoryMetadata)(nil)
func NewDirectoryMetadata(details DirectoryMetadataDetails, directories directoryReferenceMap, files fileReferenceMap, extraMetadata ExtraMetadata) *DirectoryMetadata {
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dirMetadata := &DirectoryMetadata{
Details: details,
Directories: directories,
Files: files,
ExtraMetadata: extraMetadata,
}
dirMetadata.Type = "directory"
return dirMetadata
}
func (dm *DirectoryMetadata) EncodeMsgpack(enc *msgpack.Encoder) error {
err := serialize.InitMarshaller(types.MetadataTypeDirectory, enc)
if err != nil {
return err
}
items := make([]interface{}, 4)
items[0] = dm.Details
items[1] = dm.Directories
items[2] = dm.Files
items[3] = dm.ExtraMetadata.Data
return enc.Encode(items)
}
func (dm *DirectoryMetadata) DecodeMsgpack(dec *msgpack.Decoder) error {
err := serialize.InitUnmarshaller(types.MetadataTypeDirectory, dec)
if err != nil {
return err
}
val, err := dec.DecodeArrayLen()
if err != nil {
return err
}
if val != 4 {
return errors.New(" Corrupted metadata")
}
for i := 0; i < val; i++ {
switch i {
case 0:
err = dec.Decode(&dm.Details)
if err != nil {
return err
}
case 1:
err = dec.Decode(&dm.Directories)
if err != nil {
return err
}
case 2:
err = dec.Decode(&dm.Files)
if err != nil {
return err
}
case 3:
intMap, err := decodeIntMap(dec)
if err != nil {
return err
}
dm.ExtraMetadata.Data = intMap
}
}
dm.Type = "directory"
return nil
}