package metadata import ( "errors" "git.lumeweb.com/LumeWeb/libs5-go/encoding" "git.lumeweb.com/LumeWeb/libs5-go/serialize" "git.lumeweb.com/LumeWeb/libs5-go/types" "github.com/samber/lo" "github.com/vmihailenco/msgpack/v5" "sort" ) var ( _ Metadata = (*WebAppMetadata)(nil) _ SerializableMetadata = (*WebAppMetadata)(nil) ) type WebAppMetadata struct { BaseMetadata Name string `json:"name"` TryFiles []string `json:"tryFiles"` ErrorPages map[int]string `json:"errorPages"` ExtraMetadata ExtraMetadata `json:"extraMetadata"` Paths map[string]WebAppMetadataFileReference `json:"paths"` } func NewWebAppMetadata(name string, tryFiles []string, extraMetadata ExtraMetadata, errorPages map[int]string, paths map[string]WebAppMetadataFileReference) *WebAppMetadata { return &WebAppMetadata{ Name: name, TryFiles: tryFiles, ExtraMetadata: extraMetadata, ErrorPages: errorPages, Paths: paths, } } func NewEmptyWebAppMetadata() *WebAppMetadata { return &WebAppMetadata{} } func (wm *WebAppMetadata) EncodeMsgpack(enc *msgpack.Encoder) error { err := serialize.InitMarshaller(enc, types.MetadataTypeWebApp) if err != nil { return err } keys := lo.Keys[string, WebAppMetadataFileReference](wm.Paths) sort.Strings(keys) paths := make([]WebAppMetadataFileReference, len(wm.Paths)) for i, v := range keys { paths[i] = wm.Paths[v] } items := make([]interface{}, 5) items[0] = wm.Name items[1] = wm.TryFiles items[2] = wm.ErrorPages items[3] = paths items[4] = wm.ExtraMetadata return enc.Encode(items) } func (wm *WebAppMetadata) DecodeMsgpack(dec *msgpack.Decoder) error { _, err := serialize.InitUnmarshaller(dec, types.MetadataTypeWebApp) if err != nil { return err } val, err := dec.DecodeArrayLen() if err != nil { return err } if val != 5 { return errors.New(" Corrupted metadata") } for i := 0; i < val; i++ { switch i { case 0: wm.Name, err = dec.DecodeString() if err != nil { return err } case 1: err = dec.Decode(&wm.TryFiles) if err != nil { return err } case 2: err = dec.Decode(&wm.ErrorPages) if err != nil { return err } case 3: paths, err := dec.DecodeSlice() if err != nil { return err } wm.Paths = make(map[string]WebAppMetadataFileReference, len(paths)) for _, v := range paths { path := v.([]interface{}) parsedCid, err := encoding.CIDFromBytes(path[1].([]byte)) if err != nil { return err } contentType := "" if path[2] != nil { contentType = path[2].(string) } wm.Paths[path[0].(string)] = WebAppMetadataFileReference{ Cid: parsedCid, ContentType: contentType, } } case 4: err = dec.Decode(&wm.ExtraMetadata) if err != nil { return err } default: return errors.New(" Corrupted metadata") } } wm.Type = "web_app" return nil }