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grpc_query_market_item.go
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/
grpc_query_market_item.go
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package keeper
import (
"context"
"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/harish551/cosmostore/x/market/types"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func (k Keeper) MarketItemAll(c context.Context, req *types.QueryAllMarketItemRequest) (*types.QueryAllMarketItemResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
var marketItems []types.MarketItem
ctx := sdk.UnwrapSDKContext(c)
store := ctx.KVStore(k.storeKey)
marketItemStore := prefix.NewStore(store, types.KeyPrefix(types.MarketItemKey))
pageRes, err := query.Paginate(marketItemStore, req.Pagination, func(key []byte, value []byte) error {
var marketItem types.MarketItem
if err := k.cdc.Unmarshal(value, &marketItem); err != nil {
return err
}
marketItems = append(marketItems, marketItem)
return nil
})
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &types.QueryAllMarketItemResponse{MarketItem: marketItems, Pagination: pageRes}, nil
}
func (k Keeper) MarketItem(c context.Context, req *types.QueryGetMarketItemRequest) (*types.QueryGetMarketItemResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, "invalid request")
}
ctx := sdk.UnwrapSDKContext(c)
marketItem, found := k.GetMarketItem(ctx, req.Id)
if !found {
return nil, sdkerrors.ErrKeyNotFound
}
return &types.QueryGetMarketItemResponse{MarketItem: marketItem}, nil
}