Method CreateUser

11_app_dev/chaincode_example05.go:44–71

(ctx contractapi.TransactionContextInterface, energy string, money string)

}

func (s *SmartContract) CreateUser(ctx contractapi.TransactionContextInterface, energy string, money string) (*Home, error) {
	energyValue, err := parseNonNegativeAmount(energy)
	if err != nil {
		return nil, err
	}
	moneyValue, err := parseNonNegativeAmount(money)
	if err != nil {
		return nil, err
	}
	id, err := nextID(ctx, homeCounterKey)
	if err != nil {
		return nil, err
	}
	address := newAddress(ctx, "home")
	home := &Home{
		Address: address,
		Energy:  energyValue,
		Money:   moneyValue,
		ID:      id,
		Status:  homeAvailableForTrade,
		PriKey:  address + "1",
		PubKey:  address + "2",
	}
	if err := putHome(ctx, home); err != nil {
		return nil, err
	}
	return home, nil
}

func (s *SmartContract) BuyByAddress(ctx contractapi.TransactionContextInterface, sellerAddress string, buyerSignature string, buyerAddress string, energy string) (*EnergyTransaction, error) {
	energyValue, err := parsePositiveAmount(energy)