mirror of
				https://github.com/0glabs/0g-chain.git
				synced 2025-11-04 00:27:41 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			133 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			133 lines
		
	
	
		
			4.0 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package keeper
 | 
						|
 | 
						|
import (
 | 
						|
	abci "github.com/tendermint/tendermint/abci/types"
 | 
						|
 | 
						|
	"github.com/cosmos/cosmos-sdk/codec"
 | 
						|
	sdk "github.com/cosmos/cosmos-sdk/types"
 | 
						|
	sdkerrors "github.com/cosmos/cosmos-sdk/types/errors"
 | 
						|
 | 
						|
	"github.com/kava-labs/kava/x/pricefeed/types"
 | 
						|
)
 | 
						|
 | 
						|
// NewQuerier is the module level router for state queries
 | 
						|
func NewQuerier(keeper Keeper) sdk.Querier {
 | 
						|
	return func(ctx sdk.Context, path []string, req abci.RequestQuery) (res []byte, err error) {
 | 
						|
		switch path[0] {
 | 
						|
		case types.QueryPrice:
 | 
						|
			return queryPrice(ctx, req, keeper)
 | 
						|
		case types.QueryPrices:
 | 
						|
			return queryPrices(ctx, req, keeper)
 | 
						|
		case types.QueryRawPrices:
 | 
						|
			return queryRawPrices(ctx, req, keeper)
 | 
						|
		case types.QueryOracles:
 | 
						|
			return queryOracles(ctx, req, keeper)
 | 
						|
		case types.QueryMarkets:
 | 
						|
			return queryMarkets(ctx, req, keeper)
 | 
						|
		case types.QueryGetParams:
 | 
						|
			return queryGetParams(ctx, req, keeper)
 | 
						|
		default:
 | 
						|
			return nil, sdkerrors.Wrapf(sdkerrors.ErrUnknownRequest, "unknown %s query endpoint", types.ModuleName)
 | 
						|
		}
 | 
						|
	}
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
func queryPrice(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) (res []byte, sdkErr error) {
 | 
						|
	var requestParams types.QueryWithMarketIDParams
 | 
						|
	err := types.ModuleCdc.UnmarshalJSON(req.Data, &requestParams)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
 | 
						|
	}
 | 
						|
	_, found := keeper.GetMarket(ctx, requestParams.MarketID)
 | 
						|
	if !found {
 | 
						|
		return []byte{}, sdkerrors.Wrap(types.ErrAssetNotFound, requestParams.MarketID)
 | 
						|
	}
 | 
						|
	currentPrice, sdkErr := keeper.GetCurrentPrice(ctx, requestParams.MarketID)
 | 
						|
	if sdkErr != nil {
 | 
						|
		return nil, sdkErr
 | 
						|
	}
 | 
						|
	bz, err := codec.MarshalJSONIndent(types.ModuleCdc, currentPrice)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
 | 
						|
	}
 | 
						|
 | 
						|
	return bz, nil
 | 
						|
}
 | 
						|
 | 
						|
func queryPrices(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) (res []byte, sdkErr error) {
 | 
						|
	currentPrices := keeper.GetCurrentPrices(ctx)
 | 
						|
	bz, err := codec.MarshalJSONIndent(types.ModuleCdc, currentPrices)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
 | 
						|
	}
 | 
						|
	return bz, nil
 | 
						|
}
 | 
						|
 | 
						|
func queryRawPrices(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) (res []byte, sdkErr error) {
 | 
						|
	var requestParams types.QueryWithMarketIDParams
 | 
						|
	err := types.ModuleCdc.UnmarshalJSON(req.Data, &requestParams)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
 | 
						|
	}
 | 
						|
	_, found := keeper.GetMarket(ctx, requestParams.MarketID)
 | 
						|
	if !found {
 | 
						|
		return []byte{}, sdkerrors.Wrap(types.ErrAssetNotFound, requestParams.MarketID)
 | 
						|
	}
 | 
						|
 | 
						|
	rawPrices, err := keeper.GetRawPrices(ctx, requestParams.MarketID)
 | 
						|
	if err != nil {
 | 
						|
		return nil, err
 | 
						|
	}
 | 
						|
 | 
						|
	bz, err := codec.MarshalJSONIndent(types.ModuleCdc, rawPrices)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
 | 
						|
	}
 | 
						|
 | 
						|
	return bz, nil
 | 
						|
}
 | 
						|
 | 
						|
func queryOracles(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) (res []byte, sdkErr error) {
 | 
						|
	var requestParams types.QueryWithMarketIDParams
 | 
						|
	err := types.ModuleCdc.UnmarshalJSON(req.Data, &requestParams)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONUnmarshal, err.Error())
 | 
						|
	}
 | 
						|
 | 
						|
	oracles, err := keeper.GetOracles(ctx, requestParams.MarketID)
 | 
						|
	if err != nil {
 | 
						|
		return []byte{}, sdkerrors.Wrap(types.ErrAssetNotFound, requestParams.MarketID)
 | 
						|
	}
 | 
						|
 | 
						|
	bz, err := codec.MarshalJSONIndent(types.ModuleCdc, oracles)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
 | 
						|
	}
 | 
						|
 | 
						|
	return bz, nil
 | 
						|
}
 | 
						|
 | 
						|
func queryMarkets(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) (res []byte, sdkErr error) {
 | 
						|
	markets := keeper.GetMarkets(ctx)
 | 
						|
 | 
						|
	bz, err := codec.MarshalJSONIndent(types.ModuleCdc, markets)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
 | 
						|
	}
 | 
						|
 | 
						|
	return bz, nil
 | 
						|
}
 | 
						|
 | 
						|
// query params in the pricefeed store
 | 
						|
func queryGetParams(ctx sdk.Context, req abci.RequestQuery, keeper Keeper) ([]byte, error) {
 | 
						|
	params := keeper.GetParams(ctx)
 | 
						|
 | 
						|
	// Encode results
 | 
						|
	bz, err := codec.MarshalJSONIndent(types.ModuleCdc, params)
 | 
						|
	if err != nil {
 | 
						|
		return nil, sdkerrors.Wrap(sdkerrors.ErrJSONMarshal, err.Error())
 | 
						|
	}
 | 
						|
	return bz, nil
 | 
						|
}
 |