decoder

type ChainParser interface {
	// ParseTransaction parses PIN data from transaction bytes
	ParseTransaction(txBytes []byte, chainParams interface{}) ([]*Pin, error)

	// GetChainName returns the chain name
	GetChainName() string
}

type CreatorResolver interface {
	// ResolveCreator resolves the creator address based on txId and vout
	// Returns: creatorAddress, creatorMetaId, error
	ResolveCreator(chainName, txId string, vout uint32) (string, string, error)
}

type ParserConfig struct {
	ProtocolID string // Protocol ID as hex string, default is "6d6574616964" (metaid)

	// CreatorResolver is an optional creator address resolver
	// If not provided, CreatorAddress and CreatorMetaId will be empty
	CreatorResolver CreatorResolver
}

type Pin struct {
	Id string `json:"id"` // PIN ID

	// PIN owner
	OwnerAddress string `json:"ownerAddress"` // Owner address
	OwnerMetaId  string `json:"ownerMetaId"`  // Owner MetaID
	// PIN creator
	CreatorAddress            string `json:"creatorAddress"`            // Creator address
	CreatorMetaId             string `json:"creatorMetaId"`             // Creator MetaID
	CreatorInputLocation      string `json:"creatorInputLocation"`      // Creator input location PreTxId:vout
	CreatorInputTxVinLocation string `json:"creatorInputTxVinLocation"` // Creator input transaction vin location PreTxId:vin

	// PIN location
	Offset      uint64 `json:"offset"`
	Location    string `json:"location"`
	Output      string `json:"output"`
	OutputValue int64  `json:"outputValue"`
	Timestamp   int64  `json:"timestamp"`

	// Basic fields
	Operation    string `json:"operation"`    // Operation type: create, modify, revoke, etc.
	OriginalPath string `json:"originalPath"` // Original path
	Path         string `json:"path"`         // PIN path
	ParentPath   string `json:"parentPath"`   // Parent path
	Host         string `json:"host"`         // Host
	Encryption   string `json:"encryption"`   // Encryption method
	Version      string `json:"version"`      // Version

	// Content fields
	ContentType   string `json:"contentType"`   // Content type
	ContentBody   []byte `json:"contentBody"`   // Content body
	ContentLength uint64 `json:"contentLength"` // Content length

	// Blockchain-related fields
	TxID string `json:"txId"` // Transaction ID
	Vout uint32 `json:"vout"` // Output index

	// Parsing metadata
	ChainName          string `json:"chainName"`          // Chain name: btc, mvc, etc.
	InscriptionTxIndex int    `json:"inscriptionTxIndex"` // Index position in transaction
}