0g-chain/x/hard/simulation/genesis.go
2020-12-21 18:18:55 +01:00

80 lines
2.6 KiB
Go

package simulation
import (
"fmt"
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/kava-labs/kava/x/hard/types"
)
// SecondsPerYear is the number of seconds in a year
const (
SecondsPerYear = 31536000
// BaseAprPadding sets the minimum inflation to the calculated SPR inflation rate from being 0.0
BaseAprPadding = "0.000000003022265980"
)
// RandomizedGenState generates a random GenesisState for hard module
func RandomizedGenState(simState *module.SimulationState) {
// params := genRandomParams(simState)
// if err := params.Validate(); err != nil {
// panic(err)
// }
hardGenesis := types.DefaultGenesisState()
if err := hardGenesis.Validate(); err != nil {
panic(err)
}
fmt.Printf("Selected randomly generated %s parameters:\n%s\n", types.ModuleName, codec.MustMarshalJSONIndent(simState.Cdc, hardGenesis))
simState.GenState[types.ModuleName] = simState.Cdc.MustMarshalJSON(hardGenesis)
}
// func genRandomParams(simState *module.SimulationState) types.Params {
// periods := genRandomPeriods(simState.Rand, simState.GenTimestamp)
// params := types.NewParams(true, periods)
// return params
// }
// func genRandomPeriods(r *rand.Rand, timestamp time.Time) types.Periods {
// var periods types.Periods
// numPeriods := simulation.RandIntBetween(r, 1, 10)
// periodStart := timestamp
// for i := 0; i < numPeriods; i++ {
// // set periods to be between 1-3 days
// durationMultiplier := simulation.RandIntBetween(r, 1, 3)
// duration := time.Duration(int64(24*durationMultiplier)) * time.Hour
// periodEnd := periodStart.Add(duration)
// inflation := genRandomInflation(r)
// period := types.NewPeriod(periodStart, periodEnd, inflation)
// periods = append(periods, period)
// periodStart = periodEnd
// }
// return periods
// }
// func genRandomInflation(r *rand.Rand) sdk.Dec {
// // If sim.RandomDecAmount is less than base apr padding, add base apr padding
// aprPadding, _ := sdk.NewDecFromStr(BaseAprPadding)
// extraAprInflation := simulation.RandomDecAmount(r, sdk.MustNewDecFromStr("0.25"))
// for extraAprInflation.LT(aprPadding) {
// extraAprInflation = extraAprInflation.Add(aprPadding)
// }
// aprInflation := sdk.OneDec().Add(extraAprInflation)
// // convert APR inflation to SPR (inflation per second)
// inflationSpr, err := aprInflation.ApproxRoot(uint64(SecondsPerYear))
// if err != nil {
// panic(fmt.Sprintf("error generating random inflation %v", err))
// }
// return inflationSpr
// }
// func genRandomActive(r *rand.Rand) bool {
// threshold := 50
// value := simulation.RandIntBetween(r, 1, 100)
// return value > threshold
// }