/
primitive_maintenance.go
54 lines (45 loc) · 1.86 KB
/
primitive_maintenance.go
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// Copyright 2018 The cpchain authors
// This file is part of the cpchain library.
//
// The cpchain library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The cpchain library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the cpchain library. If not, see <http://www.gnu.org/licenses/>.
package primitives
import (
"math/big"
"bitbucket.org/cpchain/chain/commons/log"
"github.com/ethereum/go-ethereum/common"
)
//go:generate abigen --sol ../contracts/primitive_contracts.sol --pkg contracts --out ../contracts/primitive_contracts.go
// Definitions of primitive contracts
type GetMaintenance struct {
Backend RptPrimitiveBackend
}
func (c *GetMaintenance) RequiredGas(input []byte) uint64 {
return configs.GetMaintenanceGas
}
func (c *GetMaintenance) Run(input []byte) ([]byte, error) {
addr, number, err := extractRptPrimitivesArgs(input)
if err != nil {
log.Error("primitive_maintenance got error", "error", err)
return common.LeftPadBytes(new(big.Int).Bytes(), 32), nil
}
log.Debug("primitive_maintenance", "address", addr.Hex(), "number", number)
// TODO: @AC get cpchain Backend and read balance.
maintenance, err := c.Backend.Maintenance(addr, number)
if err != nil {
log.Error("NewBasicCollector,error", "error", err)
return common.LeftPadBytes(new(big.Int).Bytes(), 32), nil
}
ret := new(big.Int).SetInt64(int64(maintenance))
return common.LeftPadBytes(ret.Bytes(), 32), nil
}