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migrations.go
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migrations.go
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package v2
import (
"github.com/cosmos/cosmos-sdk/codec"
"github.com/cosmos/cosmos-sdk/store/prefix"
storetypes "github.com/cosmos/cosmos-sdk/store/types"
sdk "github.com/cosmos/cosmos-sdk/types"
errorsmod "cosmossdk.io/errors"
oldrecordtypes "github.com/Stride-Labs/stride/v11/x/records/migrations/v2/types"
recordtypes "github.com/Stride-Labs/stride/v11/x/records/types"
)
func migrateDepositRecord(store sdk.KVStore, cdc codec.BinaryCodec) error {
depositRecordStore := prefix.NewStore(store, []byte(recordtypes.DepositRecordKey))
iterator := depositRecordStore.Iterator(nil, nil)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
// Deserialize using the old type
var oldDepositRecord oldrecordtypes.DepositRecord
err := cdc.Unmarshal(iterator.Value(), &oldDepositRecord)
if err != nil {
return errorsmod.Wrapf(err, "unable to unmarshal deposit record (%v) using old data type", iterator.Key())
}
// Convert and serialize using the new type
newDepositRecord := convertToNewDepositRecord(oldDepositRecord)
newDepositRecordBz, err := cdc.Marshal(&newDepositRecord)
if err != nil {
return errorsmod.Wrapf(err, "unable to marshal deposit record (%v) using new data type", iterator.Key())
}
// Store the new type
depositRecordStore.Set(iterator.Key(), newDepositRecordBz)
}
return nil
}
func migrateUserRedemptionRecord(store sdk.KVStore, cdc codec.BinaryCodec) error {
redemptionRecordStore := prefix.NewStore(store, []byte(recordtypes.UserRedemptionRecordKey))
iterator := redemptionRecordStore.Iterator(nil, nil)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
// Deserialize using the old type
var oldRedemptionRecord oldrecordtypes.UserRedemptionRecord
err := cdc.Unmarshal(iterator.Value(), &oldRedemptionRecord)
if err != nil {
return errorsmod.Wrapf(err, "unable to unmarshal redemption record (%v) using old data type", iterator.Key())
}
// Convert and serialize using the new type
newRedemptionRecord := convertToNewUserRedemptionRecord(oldRedemptionRecord)
newRedemptionRecordBz, err := cdc.Marshal(&newRedemptionRecord)
if err != nil {
return errorsmod.Wrapf(err, "unable to marshal redemption record (%v) using new data type", iterator.Key())
}
// Store the new type
redemptionRecordStore.Set(iterator.Key(), newRedemptionRecordBz)
}
return nil
}
func migrateEpochUnbondingRecord(store sdk.KVStore, cdc codec.BinaryCodec) error {
epochUnbondingRecordStore := prefix.NewStore(store, []byte(recordtypes.EpochUnbondingRecordKey))
iterator := epochUnbondingRecordStore.Iterator(nil, nil)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
// Deserialize using the old type
var oldEpochUnbondingRecord oldrecordtypes.EpochUnbondingRecord
err := cdc.Unmarshal(iterator.Value(), &oldEpochUnbondingRecord)
if err != nil {
return errorsmod.Wrapf(err, "unable to unmarshal epoch unbonding record (%v) using old data type", iterator.Key())
}
// Convert and serialize using the new type
newEpochUnbondingRecord := convertToNewEpochUnbondingRecord(oldEpochUnbondingRecord)
newEpochUnbondingRecordBz, err := cdc.Marshal(&newEpochUnbondingRecord)
if err != nil {
return errorsmod.Wrapf(err, "unable to marshal epoch unbonding record (%v) using new data type", iterator.Key())
}
// Store the new type
epochUnbondingRecordStore.Set(iterator.Key(), newEpochUnbondingRecordBz)
}
return nil
}
func MigrateStore(ctx sdk.Context, storeKey storetypes.StoreKey, cdc codec.BinaryCodec) error {
store := ctx.KVStore(storeKey)
err := migrateDepositRecord(store, cdc)
if err != nil {
return err
}
err = migrateUserRedemptionRecord(store, cdc)
if err != nil {
return err
}
return migrateEpochUnbondingRecord(store, cdc)
}