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grpc_query_market.go
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/
grpc_query_market.go
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package keeper
import (
"context"
sdk "github.com/cosmos/cosmos-sdk/types"
"github.com/cosmos/cosmos-sdk/types/query"
"github.com/furychain/fury/consts"
"github.com/furychain/fury/x/market/types"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
// Markets returns all the markets
func (k Keeper) Markets(c context.Context, req *types.QueryMarketsRequest) (*types.QueryMarketsResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, consts.ErrTextInvalidRequest)
}
var markets []types.Market
ctx := sdk.UnwrapSDKContext(c)
marketStore := k.getMarketsStore(ctx)
pageRes, err := query.Paginate(marketStore, req.Pagination, func(key []byte, value []byte) error {
var market types.Market
if err := k.cdc.Unmarshal(value, &market); err != nil {
return err
}
markets = append(markets, market)
return nil
})
if err != nil {
return nil, status.Error(codes.Internal, err.Error())
}
return &types.QueryMarketsResponse{Market: markets, Pagination: pageRes}, nil
}
// Market returns a specific markets by its UID
func (k Keeper) Market(c context.Context, req *types.QueryMarketRequest) (*types.QueryMarketResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, consts.ErrTextInvalidRequest)
}
ctx := sdk.UnwrapSDKContext(c)
val, found := k.GetMarket(
ctx,
req.Uid,
)
if !found {
return nil, status.Error(codes.NotFound, "not found")
}
return &types.QueryMarketResponse{Market: val}, nil
}
// MarketsByUIDs return success markets and failed markets by uids back to the caller
func (k Keeper) MarketsByUIDs(goCtx context.Context, req *types.QueryMarketsByUIDsRequest) (*types.QueryMarketsByUIDsResponse, error) {
if req == nil {
return nil, status.Error(codes.InvalidArgument, consts.ErrTextInvalidRequest)
}
ctx := sdk.UnwrapSDKContext(goCtx)
success := make([]types.Market, 0, len(req.Uids))
failed := make([]string, 0)
for _, id := range req.GetUids() {
val, found := k.GetMarket(ctx, id)
if !found {
failed = append(failed, id)
continue
}
success = append(success, val)
}
return &types.QueryMarketsByUIDsResponse{
Markets: success,
FailedMarkets: failed,
}, nil
}