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grpc_query.go
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/
grpc_query.go
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package keeper
import (
"context"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
"github.com/cosmos/cosmos-sdk/store/prefix"
sdk "github.com/cosmos/cosmos-sdk/types"
sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/kynnoenterprise/core/x/nft/types"
)
var _ types.QueryServer = Keeper{}
func (k Keeper) Supply(c context.Context, request *types.QuerySupplyRequest) (*types.QuerySupplyResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
var supply uint64
switch {
case len(request.Owner) == 0 && len(request.DenomId) > 0:
supply = k.GetTotalSupply(ctx, request.DenomId)
default:
owner, err := sdk.AccAddressFromBech32(request.Owner)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "invalid owner address %s", request.Owner)
}
supply = k.GetTotalSupplyOfOwner(ctx, request.DenomId, owner)
}
return &types.QuerySupplyResponse{Amount: supply}, nil
}
func (k Keeper) Owner(c context.Context, request *types.QueryOwnerRequest) (*types.QueryOwnerResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
ownerAddress, err := sdk.AccAddressFromBech32(request.Owner)
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "invalid owner address %s", request.Owner)
}
owner := types.Owner{
Address: ownerAddress.String(),
IDCollections: types.IDCollections{},
}
idsMap := make(map[string][]string)
store := ctx.KVStore(k.storeKey)
nftStore := prefix.NewStore(store, types.KeyOwner(ownerAddress, request.DenomId, ""))
pageRes, err := query.Paginate(nftStore, request.Pagination, func(key []byte, value []byte) error {
denomID := request.DenomId
tokenID := string(key)
if len(request.DenomId) == 0 {
denomID, tokenID, _ = types.SplitKeyDenom(key)
}
if ids, ok := idsMap[denomID]; ok {
idsMap[denomID] = append(ids, tokenID)
} else {
idsMap[denomID] = []string{tokenID}
owner.IDCollections = append(
owner.IDCollections,
types.IDCollection{DenomId: denomID},
)
}
return nil
})
if err != nil {
return nil, err
}
for i := 0; i < len(owner.IDCollections); i++ {
owner.IDCollections[i].TokenIds = idsMap[owner.IDCollections[i].DenomId]
}
return &types.QueryOwnerResponse{Owner: &owner, Pagination: pageRes}, nil
}
func (k Keeper) Collection(c context.Context, request *types.QueryCollectionRequest) (*types.QueryCollectionResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
collection, pageRes, err := k.GetPaginateCollection(ctx, request, request.DenomId)
if err != nil {
return nil, err
}
return &types.QueryCollectionResponse{Collection: &collection, Pagination: pageRes}, nil
}
func (k Keeper) Denom(c context.Context, request *types.QueryDenomRequest) (*types.QueryDenomResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
denomObject, found := k.GetDenom(ctx, request.DenomId)
if !found {
return nil, sdkerrors.Wrapf(types.ErrInvalidDenom, "denom ID %s not exists", request.DenomId)
}
return &types.QueryDenomResponse{Denom: &denomObject}, nil
}
func (k Keeper) Denoms(c context.Context, req *types.QueryDenomsRequest) (*types.QueryDenomsResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
var denoms []types.Denom
store := ctx.KVStore(k.storeKey)
denomStore := prefix.NewStore(store, types.KeyDenomID(""))
pageRes, err := query.Paginate(denomStore, req.Pagination, func(key []byte, value []byte) error {
var denom types.Denom
k.cdc.MustUnmarshal(value, &denom)
denoms = append(denoms, denom)
return nil
})
if err != nil {
return nil, status.Errorf(codes.InvalidArgument, "paginate: %v", err)
}
return &types.QueryDenomsResponse{
Denoms: denoms,
Pagination: pageRes,
}, nil
}
func (k Keeper) NFT(c context.Context, request *types.QueryNFTRequest) (*types.QueryNFTResponse, error) {
ctx := sdk.UnwrapSDKContext(c)
nft, err := k.GetNFT(ctx, request.DenomId, request.TokenId)
if err != nil {
return nil, sdkerrors.Wrapf(types.ErrUnknownNFT, "invalid NFT %s from collection %s", request.TokenId, request.DenomId)
}
baseNFT, ok := nft.(types.BaseNFT)
if !ok {
return nil, sdkerrors.Wrapf(types.ErrUnknownNFT, "invalid type NFT %s from collection %s", request.TokenId, request.DenomId)
}
return &types.QueryNFTResponse{NFT: &baseNFT}, nil
}