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constant.go
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constant.go
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package types
import (
stdlog "log"
"math/big"
"os"
"path/filepath"
sdk "github.com/cosmos/cosmos-sdk/types"
)
const (
Name = "fxcore"
AddressPrefix = "fx"
DefaultDenom = "FX"
DenomUnit = 18
)
// defaultNodeHome default home directories for the application daemon
var defaultNodeHome string
func init() {
sdk.SetCoinDenomRegex(func() string {
return `[a-zA-Z][a-zA-Z0-9/-]{1,127}`
})
// votingPower = delegateToken / sdk.PowerReduction -- sdk.TokensToConsensusPower(tokens Int)
sdk.DefaultPowerReduction = sdk.NewIntFromBigInt(new(big.Int).Exp(big.NewInt(10), big.NewInt(20), nil))
fxHome := os.ExpandEnv("$FX_HOME")
if len(fxHome) > 0 {
defaultNodeHome = fxHome
return
}
userHomeDir, err := os.UserHomeDir()
if err != nil {
stdlog.Println("Failed to get home dir %2", err)
}
defaultNodeHome = filepath.Join(userHomeDir, "."+Name)
}
func GetDefaultNodeHome() string {
return defaultNodeHome
}
func SetConfig(isCosmosCoinType bool) {
config := sdk.GetConfig()
config.SetBech32PrefixForAccount(AddressPrefix, AddressPrefix+sdk.PrefixPublic)
config.SetBech32PrefixForValidator(AddressPrefix+sdk.PrefixValidator+sdk.PrefixOperator, AddressPrefix+sdk.PrefixValidator+sdk.PrefixOperator+sdk.PrefixPublic)
config.SetBech32PrefixForConsensusNode(AddressPrefix+sdk.PrefixValidator+sdk.PrefixConsensus, AddressPrefix+sdk.PrefixValidator+sdk.PrefixConsensus+sdk.PrefixPublic)
if isCosmosCoinType {
config.SetCoinType(sdk.CoinType)
} else {
config.SetCoinType(60)
}
config.Seal()
if err := sdk.RegisterDenom(DefaultDenom, sdk.NewDecWithPrec(1, 18)); err != nil {
panic(err)
}
}