Fantom-foundation/go-lachesis

package app

import (
    "math/big"

    "github.com/Fantom-foundation/go-lachesis/inter/idx"
)

// SetSfcConstants stores SfcConstants
func (s *Store) SetSfcConstants(epoch idx.Epoch, constants SfcConstants) {
    s.set(s.table.SfcConstants, epoch.Bytes(), constants)
}

// HasSfcConstants returns true if SFC constants are stored
func (s *Store) HasSfcConstants(epoch idx.Epoch) bool {
    ok, err := s.table.SfcConstants.Has(epoch.Bytes())
    if err != nil {
        s.Log.Crit("Failed to check key-value")
    }
    return ok
}

// GetSfcConstants returns stored SfcConstants
func (s *Store) GetSfcConstants(epoch idx.Epoch) SfcConstants {
    w, _ := s.get(s.table.SfcConstants, epoch.Bytes(), &SfcConstants{}).(*SfcConstants)

    if w == nil {
        w = &SfcConstants{
            ShortGasPowerAllocPerSec: 0,
            LongGasPowerAllocPerSec:  0,
            BaseRewardPerSec:         new(big.Int),
            OfflinePenaltyThreshold: BlocksMissed{
                Num:    0,
                Period: 0,
            },
            MinGasPrice: new(big.Int),
        }
    }

    return *w
}