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migrate.go
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/
migrate.go
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package v2
import (
"fmt"
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/CosmosContracts/juno/v16/x/globalfee/types"
)
const (
ModuleName = "globalfee"
)
var ParamsKey = []byte{0x00}
// Migrate migrates the x/globalfee module state from the consensus version 1 to
// version 2. Specifically, it takes the parameters that are currently stored
// and managed by the x/params modules and stores them directly into the x/globalfee
// module state.
func Migrate(
_ sdk.Context,
store sdk.KVStore,
cdc codec.BinaryCodec,
bondDenom string,
) error {
var currParams types.Params
if bondDenom == "ujunox" {
// testnet
// https://uni-api.reece.sh/gaia/globalfee/v1beta1/minimum_gas_prices
currParams = types.Params{
MinimumGasPrices: sdk.DecCoins{
// 0.003000000000000000uatom
sdk.NewDecCoinFromDec("ibc/C4CFF46FD6DE35CA4CF4CE031E643C8FDC9BA4B99AE598E9B0ED98FE3A2319F9", sdk.NewDecWithPrec(1, 3)),
// 0.002500000000000000 ujunox
sdk.NewDecCoinFromDec(bondDenom, sdk.NewDecWithPrec(25, 4)),
}.Sort(),
}
} else {
// mainnet
// https://juno-api.reece.sh/gaia/globalfee/v1beta1/minimum_gas_prices
currParams = types.Params{
MinimumGasPrices: sdk.DecCoins{
// 0.003000000000000000 uatom
sdk.NewDecCoinFromDec("ibc/C4CFF46FD6DE35CA4CF4CE031E643C8FDC9BA4B99AE598E9B0ED98FE3A2319F9", sdk.NewDecWithPrec(3, 3)),
// 0.075000000000000000 ujuno
sdk.NewDecCoinFromDec(bondDenom, sdk.NewDecWithPrec(75, 3)),
}.Sort(),
}
}
fmt.Printf("migrating %s params: %+v\n", ModuleName, currParams)
if err := currParams.Validate(); err != nil {
return err
}
bz := cdc.MustMarshal(&currParams)
store.Set(ParamsKey, bz)
return nil
}