/
merkledrop.go
212 lines (168 loc) · 5.68 KB
/
merkledrop.go
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package keeper
import (
"bytes"
"github.com/nephirim/go-incubus/x/merkledrop/types"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
)
/*func (k Keeper) GetModuleAccountAddress(ctx sdk.Context) sdk.AccAddress {
return k.accountKeeper.GetModuleAddress(types.ModuleName)
}
func (k Keeper) GetModuleAccountBalance(ctx sdk.Context) sdk.Coins {
moduleAccAddr := k.GetModuleAccountAddress(ctx)
return k.bankKeeper.GetAllBalances(ctx, moduleAccAddr)
}*/
func (k Keeper) SetLastMerkleDropId(ctx sdk.Context, id uint64) {
store := ctx.KVStore(k.storeKey)
store.Set(types.LastMerkledropIDKey(), sdk.Uint64ToBigEndian(id))
}
func (k Keeper) GetLastMerkleDropId(ctx sdk.Context) uint64 {
store := ctx.KVStore(k.storeKey)
bz := store.Get(types.LastMerkledropIDKey())
if bz == nil {
return 0
}
return sdk.BigEndianToUint64(bz)
}
func (k Keeper) SetMerkleDrop(ctx sdk.Context, merkledrop types.Merkledrop) error {
bz := k.cdc.MustMarshal(&merkledrop)
store := ctx.KVStore(k.storeKey)
store.Set(types.MerkledropKey(merkledrop.Id), bz)
owner, err := sdk.AccAddressFromBech32(merkledrop.Owner)
if err != nil {
return err
}
// set key by owner
store.Set(types.MerkledropOwnerKey(merkledrop.Id, owner), sdk.Uint64ToBigEndian(merkledrop.Id))
// set key by end-height
store.Set(types.MerkledropEndHeightAndIDKey(merkledrop.EndHeight, merkledrop.Id), []byte{0x01})
return nil
}
func (k Keeper) IsClaimed(ctx sdk.Context, mdId, index uint64) bool {
store := ctx.KVStore(k.storeKey)
return store.Has(types.ClaimedMerkledropIndexKey(mdId, index))
}
func (k Keeper) SetClaimed(ctx sdk.Context, mdId, index uint64) {
store := ctx.KVStore(k.storeKey)
store.Set(types.ClaimedMerkledropIndexKey(mdId, index), []byte{0x01})
}
func (k Keeper) GetAllMerkleDrops(ctx sdk.Context) []types.Merkledrop {
store := ctx.KVStore(k.storeKey)
it := sdk.KVStorePrefixIterator(store, types.PrefixMerkleDrop)
defer it.Close()
var allMerkleDrops []types.Merkledrop
for ; it.Valid(); it.Next() {
var merkledrop types.Merkledrop
k.cdc.MustUnmarshal(it.Value(), &merkledrop)
allMerkleDrops = append(allMerkleDrops, merkledrop)
}
return allMerkleDrops
}
func (k Keeper) getMerkleDropById(ctx sdk.Context, id uint64) (types.Merkledrop, error) {
store := ctx.KVStore(k.storeKey)
bz := store.Get(types.MerkledropKey(id))
if bz == nil {
return types.Merkledrop{}, sdkerrors.Wrapf(types.ErrMerkledropNotExist, "merkledrop: %d does not exist", id)
}
merkledrop := types.Merkledrop{}
k.cdc.MustUnmarshal(bz, &merkledrop)
return merkledrop, nil
}
func (k Keeper) getMerkleDropsByOwner(ctx sdk.Context, owner sdk.AccAddress) []types.Merkledrop {
store := ctx.KVStore(k.storeKey)
var merkledrops []types.Merkledrop
it := sdk.KVStorePrefixIterator(store, append(types.PrefixMerkleDropByOwner, owner...))
defer it.Close()
for ; it.Valid(); it.Next() {
id := sdk.BigEndianToUint64(it.Value())
merkledrop, err := k.getMerkleDropById(ctx, id)
if err != nil {
panic(err)
}
merkledrops = append(merkledrops, merkledrop)
}
return merkledrops
}
func (k Keeper) GetMerkleDropsIDByEndHeight(ctx sdk.Context, endHeight int64) []uint64 {
var mdIDs []uint64
k.iterateMerkledropIDByEndHeight(ctx, endHeight, func(mdID uint64) (stop bool) {
mdIDs = append(mdIDs, mdID)
return false
})
return mdIDs
}
func (k Keeper) iterateMerkledropIDByEndHeight(ctx sdk.Context, endHeight int64, cb func(mdID uint64) bool) {
store := ctx.KVStore(k.storeKey)
prefix := types.MerkledropEndHeightKey(endHeight)
iterator := sdk.KVStorePrefixIterator(store, prefix)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
mdID := sdk.BigEndianToUint64(bytes.TrimPrefix(iterator.Key(), prefix))
if cb(mdID) {
break
}
}
}
func (k Keeper) iterateIndexByMerkledropID(ctx sdk.Context, mdId uint64, cb func(index uint64) bool) {
store := ctx.KVStore(k.storeKey)
prefix := types.ClaimedMerkledropKey(mdId)
iterator := sdk.KVStorePrefixIterator(store, prefix)
defer iterator.Close()
for ; iterator.Valid(); iterator.Next() {
index := sdk.BigEndianToUint64(bytes.TrimPrefix(iterator.Key(), prefix))
if cb(index) {
break
}
}
}
func (k Keeper) GetAllIndexesByMerkledropID(ctx sdk.Context, id uint64) []uint64 {
var indexes []uint64
k.iterateIndexByMerkledropID(ctx, id, func(index uint64) (stop bool) {
indexes = append(indexes, index)
return false
})
return indexes
}
func (k Keeper) deleteAllIndexesByMerkledropID(ctx sdk.Context, id uint64) {
store := ctx.KVStore(k.storeKey)
indexes := k.GetAllIndexesByMerkledropID(ctx, id)
for _, index := range indexes {
store.Delete(types.ClaimedMerkledropIndexKey(id, index))
}
}
func (k Keeper) DeleteMerkledropByID(ctx sdk.Context, id uint64) error {
store := ctx.KVStore(k.storeKey)
merkledrop, err := k.getMerkleDropById(ctx, id)
if err != nil {
return err
}
// delete owner store
owner, err := sdk.AccAddressFromBech32(merkledrop.Owner)
if err != nil {
return err
}
store.Delete(types.MerkledropOwnerKey(merkledrop.Id, owner))
// delete all indexes
k.deleteAllIndexesByMerkledropID(ctx, id)
// delete end-height key
store.Delete(types.MerkledropEndHeightAndIDKey(merkledrop.EndHeight, merkledrop.Id))
// delete merkledrop
store.Delete(types.MerkledropKey(id))
return nil
}
func (k Keeper) GetAllIndexes(ctx sdk.Context) []*types.Indexes {
var mdIndexes []*types.Indexes
merkledrops := k.GetAllMerkleDrops(ctx)
for _, md := range merkledrops {
var indexes []uint64
k.iterateIndexByMerkledropID(ctx, md.Id, func(index uint64) (stop bool) {
indexes = append(indexes, index)
return false
})
mdIndexes = append(mdIndexes, &types.Indexes{
MerkledropId: md.Id,
Index: indexes,
})
}
return mdIndexes
}