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v13_to_v14.go
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v13_to_v14.go
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package migrations
import (
"fmt"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/fibonacci-chain/core/utils"
"github.com/fibonacci-chain/core/x/dex/keeper"
"github.com/fibonacci-chain/core/x/dex/types"
)
func V13ToV14(ctx sdk.Context, dexkeeper keeper.Keeper) error {
setDefaultParams(ctx, dexkeeper)
for _, contractAddr := range getAllContractAddresses(ctx, dexkeeper) {
convertOrderBookEntryKeysForContract(ctx, dexkeeper, contractAddr)
}
return nil
}
func setDefaultParams(ctx sdk.Context, dexkeeper keeper.Keeper) {
// This isn't the cleanest migration since it could potentially revert any dex params we have changed
// but we haven't, so we'll just do this.
defaultParams := types.DefaultParams()
dexkeeper.SetParams(ctx, defaultParams)
}
func getAllContractAddresses(ctx sdk.Context, dexkeeper keeper.Keeper) []string {
contracts := dexkeeper.GetAllContractInfo(ctx)
return utils.Map(contracts, func(c types.ContractInfoV2) string { return c.ContractAddr })
}
func convertOrderBookEntryKeysForContract(ctx sdk.Context, dexkeeper keeper.Keeper, contractAddr string) {
ctx.Logger().Info(fmt.Sprintf("converting order book entry keys for contract %s", contractAddr))
store := prefix.NewStore(ctx.KVStore(dexkeeper.GetStoreKey()), types.ContractKeyPrefix(types.LongBookKey, contractAddr))
iterator := sdk.KVStorePrefixIterator(store, []byte{})
keyToVal := map[string][]byte{}
for ; iterator.Valid(); iterator.Next() {
keyToVal[string(iterator.Key())] = iterator.Value()
}
iterator.Close()
for key, v := range keyToVal {
store.Delete([]byte(key))
var val types.LongBook
dexkeeper.Cdc.MustUnmarshal(v, &val)
newKey := append(types.PairPrefix(val.Entry.PriceDenom, val.Entry.AssetDenom), keeper.GetKeyForPrice(val.Price)...)
store.Set(newKey, v)
}
store = prefix.NewStore(ctx.KVStore(dexkeeper.GetStoreKey()), types.ContractKeyPrefix(types.ShortBookKey, contractAddr))
iterator = sdk.KVStorePrefixIterator(store, []byte{})
keyToVal = map[string][]byte{}
for ; iterator.Valid(); iterator.Next() {
keyToVal[string(iterator.Key())] = iterator.Value()
}
iterator.Close()
for key, v := range keyToVal {
store.Delete([]byte(key))
var val types.ShortBook
dexkeeper.Cdc.MustUnmarshal(v, &val)
newKey := append(types.PairPrefix(val.Entry.PriceDenom, val.Entry.AssetDenom), keeper.GetKeyForPrice(val.Price)...)
store.Set(newKey, v)
}
}