latest_finalized_state_index.go

package keeper

import (
	"github.com/cosmos/cosmos-sdk/store/prefix"
	sdk "github.com/cosmos/cosmos-sdk/types"
	"github.com/furychain/furya/x/rollapp/types"
)

// LatestFinalizedStateIndex defines the rollapps' current (latest) index of the latest StateInfo that was finalized

// SetLatestFinalizedStateIndex set a specific latestFinalizedStateIndex in the store from its index
func (k Keeper) SetLatestFinalizedStateIndex(ctx sdk.Context, latestFinalizedStateIndex types.StateInfoIndex) {
	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.LatestFinalizedStateIndexKeyPrefix))
	b := k.cdc.MustMarshal(&latestFinalizedStateIndex)
	store.Set(types.LatestFinalizedStateIndexKey(
		latestFinalizedStateIndex.RollappId,
	), b)
}

// GetLatestFinalizedStateIndex returns a latestFinalizedStateIndex from its index
func (k Keeper) GetLatestFinalizedStateIndex(
	ctx sdk.Context,
	rollappId string,

) (val types.StateInfoIndex, found bool) {
	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.LatestFinalizedStateIndexKeyPrefix))

	b := store.Get(types.LatestFinalizedStateIndexKey(
		rollappId,
	))
	if b == nil {
		return val, false
	}

	k.cdc.MustUnmarshal(b, &val)
	return val, true
}

// RemoveLatestFinalizedStateIndex removes a latestFinalizedStateIndex from the store
func (k Keeper) RemoveLatestFinalizedStateIndex(
	ctx sdk.Context,
	rollappId string,

) {
	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.LatestFinalizedStateIndexKeyPrefix))
	store.Delete(types.LatestFinalizedStateIndexKey(
		rollappId,
	))
}

// GetAllLatestFinalizedStateIndex returns all latestFinalizedStateIndex
func (k Keeper) GetAllLatestFinalizedStateIndex(ctx sdk.Context) (list []types.StateInfoIndex) {
	store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.LatestFinalizedStateIndexKeyPrefix))
	iterator := sdk.KVStorePrefixIterator(store, []byte{})

	// nolint: errcheck
	defer iterator.Close()

	for ; iterator.Valid(); iterator.Next() {
		var val types.StateInfoIndex
		k.cdc.MustUnmarshal(iterator.Value(), &val)
		list = append(list, val)
	}

	return
}