syntax = "proto3";

package transaction;

message UnsignedTx {
	Payload   payload    = 1;
	uint64    nonce      = 2;
	int64     fee        = 3;
	bytes     attributes = 4;
}

message Transaction {
  UnsignedTx          unsigned_tx = 1;
  repeated Program    programs   = 2;
}

message Program {
	bytes      code       = 1;
	bytes      parameter  = 2;
}

enum PayloadType {
	COINBASE_TYPE       = 0;
	TRANSFER_ASSET_TYPE = 1;
	SIG_CHAIN_TXN_TYPE  = 2;
	REGISTER_NAME_TYPE  = 3;
	TRANSFER_NAME_TYPE  = 4;
	DELETE_NAME_TYPE    = 5;
	SUBSCRIBE_TYPE      = 6;
	UNSUBSCRIBE_TYPE    = 7;
	GENERATE_ID_TYPE    = 8;
	NANO_PAY_TYPE       = 9;
	ISSUE_ASSET_TYPE    = 10;
}

message Payload {
	PayloadType     type   = 1;
	bytes           data   = 2;
}

message Coinbase {
	bytes sender      = 1;
	bytes recipient   = 2;
	int64 amount      = 3;
}

message SigChainTxn {
	bytes sig_chain    = 1;
	bytes submitter    = 2;
}

message RegisterName {
	bytes  registrant      = 1;
	string name            = 2;
	int64 registration_fee = 3;
}

message TransferName {
	string name            = 1;
	bytes registrant       = 2;
	bytes recipient        = 3;
}

message DeleteName {
	bytes  registrant  = 1;
	string name        = 2;
}

message Subscribe {
	bytes subscriber   = 1;
	string identifier  = 2;
	string topic       = 3;
	uint32 bucket      = 4 [deprecated = true];
	uint32 duration    = 5;
	string meta        = 6;
}

message Unsubscribe {
	bytes subscriber   = 1;
	string identifier  = 2;
	string topic       = 3;
}

message TransferAsset {
	bytes sender    = 1;
	bytes recipient = 2;
	int64 amount    = 3;
}

message GenerateID {
	bytes public_key       = 1;
	int64 registration_fee = 2;
}

message NanoPay {
	bytes sender = 1;
	bytes recipient = 2;
	uint64 id = 3;
	int64 amount = 4;
	uint32 txn_expiration = 5;
	uint32 nano_pay_expiration = 6;
}

message IssueAsset {
	bytes sender       = 1;
	string name        = 2;
	string symbol      = 3;
	int64 total_supply = 4;
	uint32 precision   = 5;
}