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StreamManagerV2를 사용하여 Indexer에서 파생상품 마켓 모듈 관련 데이터를 스트리밍하는 예제 코드 스니펫입니다.

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StreamManagerV2를 사용한 gRPC 스트림

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오더북 업데이트 스트림

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { 
  StreamManagerV2,
  IndexerGrpcDerivativesStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcDerivativesStreamV2(endpoints.indexer)

const streamManager = new StreamManagerV2({
  id: 'derivatives-orderbook-updates',
  streamFactory: () => stream.streamOrderbookUpdates({ 
    marketIds: ['0x...'],
    callback: (response) => {
      streamManager.emit('data', response)
    }
  }),
  onData: (orderbookUpdates) => {
    console.log(orderbookUpdates)
  },
  retryConfig: { enabled: true }
})

streamManager.on('connect', () => console.log('스트림 연결됨'))
streamManager.start()

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파생상품 주문 스트림

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { OrderSide } from '@injectivelabs/sdk-ts/types'
import { 
  StreamManagerV2,
  IndexerGrpcDerivativesStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcDerivativesStreamV2(endpoints.indexer)

const streamManager = new StreamManagerV2({
  id: 'derivatives-orders',
  streamFactory: () => stream.streamOrders({
    marketId: '0x...',
    subaccountId: '0x...', // 선택적
    orderSide: OrderSide.Buy, // 선택적
    callback: (response) => {
      streamManager.emit('data', response)
    }
  }),
  onData: (orders) => {
    console.log(orders)
  },
  retryConfig: { enabled: true }
})

streamManager.on('connect', () => console.log('스트림 연결됨'))
streamManager.start()

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파생상품 거래 스트림

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { TradeDirection } from '@injectivelabs/sdk-ts/types'
import { 
  StreamManagerV2,
  IndexerGrpcDerivativesStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcDerivativesStreamV2(endpoints.indexer)

const streamManager = new StreamManagerV2({
  id: 'derivatives-trades',
  streamFactory: () => stream.streamTrades({
    marketIds: ['0x...'], // 선택적
    subaccountId: '0x...', // 선택적
    direction: TradeDirection.Buy, // 선택적
    callback: (response) => {
      streamManager.emit('data', response)
    }
  }),
  onData: (trades) => {
    console.log(trades)
  },
  retryConfig: { enabled: true }
})

streamManager.on('connect', () => console.log('스트림 연결됨'))
streamManager.start()

​
파생상품 포지션 스트림

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { 
  StreamManagerV2,
  IndexerGrpcDerivativesStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcDerivativesStreamV2(endpoints.indexer)

const streamManager = new StreamManagerV2({
  id: 'derivatives-positions',
  streamFactory: () => stream.streamPositions({
    marketId: '0x...', // 선택적
    subaccountId: '0x...', // 선택적
    callback: (response) => {
      streamManager.emit('data', response)
    }
  }),
  onData: (positions) => {
    console.log(positions)
  },
  retryConfig: { enabled: true }
})

streamManager.on('connect', () => console.log('스트림 연결됨'))
streamManager.start()