github.com/InjectiveLabs/sdk-go@v1.53.0/examples/chain/exchange/11_MsgCreateDerivativeMarketOrder/example.go (about)

     1  package main
     2  
     3  import (
     4  	"context"
     5  	"fmt"
     6  	"os"
     7  	"time"
     8  
     9  	exchangeclient "github.com/InjectiveLabs/sdk-go/client/exchange"
    10  	"github.com/google/uuid"
    11  
    12  	"github.com/InjectiveLabs/sdk-go/client/common"
    13  	"github.com/shopspring/decimal"
    14  
    15  	exchangetypes "github.com/InjectiveLabs/sdk-go/chain/exchange/types"
    16  	"github.com/InjectiveLabs/sdk-go/client"
    17  	chainclient "github.com/InjectiveLabs/sdk-go/client/chain"
    18  	rpchttp "github.com/cometbft/cometbft/rpc/client/http"
    19  )
    20  
    21  func main() {
    22  	network := common.LoadNetwork("testnet", "lb")
    23  	tmClient, err := rpchttp.New(network.TmEndpoint, "/websocket")
    24  	if err != nil {
    25  		panic(err)
    26  	}
    27  
    28  	senderAddress, cosmosKeyring, err := chainclient.InitCosmosKeyring(
    29  		os.Getenv("HOME")+"/.injectived",
    30  		"injectived",
    31  		"file",
    32  		"inj-user",
    33  		"12345678",
    34  		"5d386fbdbf11f1141010f81a46b40f94887367562bd33b452bbaa6ce1cd1381e", // keyring will be used if pk not provided
    35  		false,
    36  	)
    37  
    38  	if err != nil {
    39  		panic(err)
    40  	}
    41  
    42  	clientCtx, err := chainclient.NewClientContext(
    43  		network.ChainId,
    44  		senderAddress.String(),
    45  		cosmosKeyring,
    46  	)
    47  
    48  	if err != nil {
    49  		fmt.Println(err)
    50  		return
    51  	}
    52  
    53  	clientCtx = clientCtx.WithNodeURI(network.TmEndpoint).WithClient(tmClient)
    54  
    55  	exchangeClient, err := exchangeclient.NewExchangeClient(network)
    56  	if err != nil {
    57  		panic(err)
    58  	}
    59  
    60  	ctx := context.Background()
    61  	marketsAssistant, err := chainclient.NewMarketsAssistantInitializedFromChain(ctx, exchangeClient)
    62  	if err != nil {
    63  		panic(err)
    64  	}
    65  
    66  	chainClient, err := chainclient.NewChainClient(
    67  		clientCtx,
    68  		network,
    69  		common.OptionGasPrices(client.DefaultGasPriceWithDenom),
    70  	)
    71  
    72  	if err != nil {
    73  		panic(err)
    74  	}
    75  
    76  	defaultSubaccountID := chainClient.DefaultSubaccount(senderAddress)
    77  
    78  	marketId := "0x4ca0f92fc28be0c9761326016b5a1a2177dd6375558365116b5bdda9abc229ce"
    79  	amount := decimal.NewFromFloat(0.01)
    80  	price := decimal.RequireFromString("33000") //33,000
    81  	leverage := decimal.RequireFromString("2.5")
    82  
    83  	order := chainClient.CreateDerivativeOrder(
    84  		defaultSubaccountID,
    85  		&chainclient.DerivativeOrderData{
    86  			OrderType:    exchangetypes.OrderType_SELL, //BUY SELL
    87  			Quantity:     amount,
    88  			Price:        price,
    89  			Leverage:     leverage,
    90  			FeeRecipient: senderAddress.String(),
    91  			MarketId:     marketId,
    92  			IsReduceOnly: true,
    93  			Cid:          uuid.NewString(),
    94  		},
    95  		marketsAssistant,
    96  	)
    97  
    98  	msg := new(exchangetypes.MsgCreateDerivativeMarketOrder)
    99  	msg.Sender = senderAddress.String()
   100  	msg.Order = exchangetypes.DerivativeOrder(*order)
   101  
   102  	simRes, err := chainClient.SimulateMsg(clientCtx, msg)
   103  
   104  	if err != nil {
   105  		panic(err)
   106  	}
   107  
   108  	msgCreateDerivativeMarketOrderResponse := exchangetypes.MsgCreateDerivativeMarketOrderResponse{}
   109  	err = msgCreateDerivativeMarketOrderResponse.Unmarshal(simRes.Result.MsgResponses[0].Value)
   110  
   111  	if err != nil {
   112  		panic(err)
   113  	}
   114  
   115  	fmt.Println("simulated order hash", msgCreateDerivativeMarketOrderResponse.OrderHash)
   116  
   117  	// AsyncBroadcastMsg, SyncBroadcastMsg, QueueBroadcastMsg
   118  	err = chainClient.QueueBroadcastMsg(msg)
   119  
   120  	if err != nil {
   121  		fmt.Println(err)
   122  		return
   123  	}
   124  
   125  	time.Sleep(time.Second * 5)
   126  
   127  	gasFee, err := chainClient.GetGasFee()
   128  
   129  	if err != nil {
   130  		fmt.Println(err)
   131  		return
   132  	}
   133  
   134  	fmt.Println("gas fee:", gasFee, "INJ")
   135  }