0g-chain/x/incentive/genesis.go

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package incentive
import (
"fmt"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/kava-labs/kava/x/incentive/keeper"
"github.com/kava-labs/kava/x/incentive/types"
)
// InitGenesis initializes the store state from a genesis state.
func InitGenesis(ctx sdk.Context, k keeper.Keeper, supplyKeeper types.SupplyKeeper, gs types.GenesisState) {
// check if the module account exists
moduleAcc := supplyKeeper.GetModuleAccount(ctx, types.IncentiveMacc)
if moduleAcc == nil {
panic(fmt.Sprintf("%s module account has not been set", types.IncentiveMacc))
}
if err := gs.Validate(); err != nil {
panic(fmt.Sprintf("failed to validate %s genesis state: %s", types.ModuleName, err))
}
k.SetParams(ctx, gs.Params)
for _, r := range gs.Params.Rewards {
k.SetNextClaimPeriodID(ctx, r.Denom, 1)
}
// only set the previous block time if it's different than default
if !gs.PreviousBlockTime.Equal(types.DefaultPreviousBlockTime) {
k.SetPreviousBlockTime(ctx, gs.PreviousBlockTime)
}
// set store objects
for _, rp := range gs.RewardPeriods {
k.SetRewardPeriod(ctx, rp)
}
for _, cp := range gs.ClaimPeriods {
k.SetClaimPeriod(ctx, cp)
}
for _, c := range gs.Claims {
k.SetClaim(ctx, c)
}
for _, id := range gs.NextClaimPeriodIDs {
k.SetNextClaimPeriodID(ctx, id.Denom, id.ID)
}
}
// ExportGenesis export genesis state for incentive module
func ExportGenesis(ctx sdk.Context, k keeper.Keeper) types.GenesisState {
// get all objects out of the store
params := k.GetParams(ctx)
previousBlockTime, found := k.GetPreviousBlockTime(ctx)
// since it is not set in genesis, if somehow the chain got started and was exported
// immediately after InitGenesis, there would be no previousBlockTime value.
if !found {
previousBlockTime = types.DefaultPreviousBlockTime
}
// Get all objects from the store
rewardPeriods := k.GetAllRewardPeriods(ctx)
claimPeriods := k.GetAllClaimPeriods(ctx)
claims := k.GetAllClaims(ctx)
claimPeriodIDs := k.GetAllClaimPeriodIDPairs(ctx)
return types.NewGenesisState(params, previousBlockTime, rewardPeriods, claimPeriods, claims, claimPeriodIDs)
}