planetmint-go/x/dao/keeper/reissuance.go
Jürgen Eckel dac2d96194
added get_reissuances call body
Signed-off-by: Jürgen Eckel <juergen@riddleandcode.com>
2023-10-06 13:08:23 +02:00

50 lines
1.6 KiB
Go

package keeper
import (
"math/big"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/planetmint/planetmint-go/x/dao/types"
)
func (k Keeper) StoreReissuance(ctx sdk.Context, reissuance types.Reissuance) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.ReissuanceBlockHeightKey))
appendValue := k.cdc.MustMarshal(&reissuance)
store.Set(getReissuanceBytes(reissuance.BlockHeight), appendValue)
}
func (k Keeper) LookupReissuance(ctx sdk.Context, height uint64) (val types.Reissuance, found bool) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.ReissuanceBlockHeightKey))
reissuance := store.Get(getReissuanceBytes(height))
if reissuance == nil {
return val, false
}
k.cdc.MustUnmarshal(reissuance, &val)
return val, true
}
func (k Keeper) getReissuancesPage(ctx sdk.Context, key []byte, offset uint64, page_size uint64, all bool, reverse bool) (reissuances []types.Reissuance) {
store := prefix.NewStore(ctx.KVStore(k.storeKey), types.KeyPrefix(types.ReissuanceBlockHeightKey))
iterator := store.Iterator(nil, nil)
defer iterator.Close()
if reverse {
iterator = store.ReverseIterator(nil, nil)
defer iterator.Close()
}
for ; iterator.Valid(); iterator.Next() {
reissuance := iterator.Value()
var reissuance_org types.Reissuance
k.cdc.MustUnmarshal(reissuance, &reissuance_org)
reissuances = append(reissuances, reissuance_org)
}
return reissuances
}
func getReissuanceBytes(height uint64) []byte {
// Adding 1 because 0 will be interpreted as nil, which is an invalid key
return big.NewInt(int64(height + 1)).Bytes()
}