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migrations.go
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migrations.go
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package keeper
import (
"github.com/cosmos/cosmos-sdk/codec"
sdk "github.com/cosmos/cosmos-sdk/types"
v020 "github.com/functionx/fx-core/v2/x/crosschain/legacy/v2"
)
// Migrator is a struct for handling in-place store migrations.
type Migrator struct {
keeper Keeper
sk v020.StakingKeeper
bk v020.BankKeeper
paramsKey sdk.StoreKey
legacyAmino *codec.LegacyAmino
}
// NewMigrator returns a new Migrator.
func NewMigrator(keeper Keeper, sk v020.StakingKeeper, bk v020.BankKeeper, legacyAmino *codec.LegacyAmino, paramsKey sdk.StoreKey) Migrator {
return Migrator{
keeper: keeper,
sk: sk,
bk: bk,
paramsKey: paramsKey,
legacyAmino: legacyAmino,
}
}
// Migrate1to2 migrates from version 1 to 2.
func (m Migrator) Migrate1to2(ctx sdk.Context) error {
if err := v020.MigrateParams(ctx, m.keeper.moduleName, m.legacyAmino, m.paramsKey); err != nil {
return err
}
oracles, delegateValAddr, err := v020.MigrateOracle(ctx, m.keeper.cdc, m.keeper.storeKey, m.sk)
if err != nil {
return err
}
if err := v020.MigrateDepositToStaking(ctx, m.keeper.moduleName, m.sk, m.bk, oracles, delegateValAddr); err != nil {
return err
}
v020.MigrateStore(ctx, m.keeper.storeKey)
return nil
}