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genesis.go
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genesis.go
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package simulation
import (
"encoding/json"
"fmt"
"math/rand"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/module"
"github.com/irisnet/irismod/modules/farm/types"
)
const (
PoolCreationFee = "pool_creation_fee"
MaxRewardCategoryN = "max_reward_category_n"
)
// RandomizedGenState generates a random GenesisState for farm
func RandomizedGenState(simState *module.SimulationState) {
var (
createPoolFee sdk.Int
taxRate sdk.Dec
maxRewardCategoryN uint32
)
simState.AppParams.GetOrGenerate(
simState.Cdc, PoolCreationFee, &createPoolFee, simState.Rand,
func(r *rand.Rand) { createPoolFee = sdk.NewInt(5000) },
)
simState.AppParams.GetOrGenerate(
simState.Cdc, PoolCreationFee, &createPoolFee, simState.Rand,
func(r *rand.Rand) { taxRate = sdk.NewDecWithPrec(4, 1) },
)
simState.AppParams.GetOrGenerate(
simState.Cdc, MaxRewardCategoryN, &maxRewardCategoryN, simState.Rand,
func(r *rand.Rand) { maxRewardCategoryN = 2 },
)
farmPoolGenesis := types.NewGenesisState(
types.NewParams(sdk.NewCoin(sdk.DefaultBondDenom, createPoolFee), maxRewardCategoryN, taxRate),
nil, nil, 0, nil,
)
bz, err := json.MarshalIndent(&farmPoolGenesis, "", " ")
if err != nil {
panic(err)
}
fmt.Printf("Selected randomly generated %s parameters:\n%s\n", types.ModuleName, bz)
simState.GenState[types.ModuleName] = simState.Cdc.MustMarshalJSON(farmPoolGenesis)
}