package validator

 import (
	"github.com/ethereum/go-ethereum/accounts/abi/bind"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/contracts/validator/contract"
	"math/big"
)

 type Validator struct {
	*contract.XDCValidatorSession
	contractBackend bind.ContractBackend
}

 func NewValidator(transactOpts *bind.TransactOpts, contractAddr common.Address, contractBackend bind.ContractBackend) (*Validator, error) {
	validator, err := contract.NewXDCValidator(contractAddr, contractBackend)
	if err != nil {
		return nil, err
	}

 	return &Validator{
		&contract.XDCValidatorSession{
			Contract:     validator,
			TransactOpts: *transactOpts,
		},
		contractBackend,
	}, nil
}

 func DeployValidator(transactOpts *bind.TransactOpts, contractBackend bind.ContractBackend, candidates []common.Address, caps []*big.Int) (common.Address, *Validator, error) {
	validatorAddr, _, _, err := contract.DeployXDCValidator(transactOpts, contractBackend, candidates, caps)
	if err != nil {
		return validatorAddr, nil, err
	}

 	validator, err := NewValidator(transactOpts, validatorAddr, contractBackend)
	if err != nil {
		return validatorAddr, nil, err
	}

 	return validatorAddr, validator, nil
}