Fantom-foundation/go-lachesis

package app

import (
    "math/big"
)

// GetTotalSupply returns total supply
func (s *Store) GetTotalSupply() *big.Int {
    amountBytes, err := s.table.TotalSupply.Get([]byte("c"))
    if err != nil {
        s.Log.Crit("Failed to get key-value", "err", err)
    }
    if amountBytes == nil {
        return big.NewInt(0)
    }
    return new(big.Int).SetBytes(amountBytes)
}

// SetTotalSupply stores total supply
func (s *Store) SetTotalSupply(amount *big.Int) {
    err := s.table.TotalSupply.Put([]byte("c"), amount.Bytes())
    if err != nil {
        s.Log.Crit("Failed to set key-value", "err", err)
    }
}