Spot

使用 StreamManagerV2 从 indexer 流式获取现货市场模块相关数据的示例代码片段。

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使用 StreamManagerV2 的 gRPC Stream

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流式订单簿更新

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { 
  StreamManagerV2,
  IndexerGrpcSpotStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcSpotStreamV2(endpoints.indexer)

const streamManager = new StreamManagerV2({
  id: 'spot-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('Stream connected'))
streamManager.start()

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流式现货订单

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { OrderSide } from '@injectivelabs/sdk-ts/types'
import { 
  StreamManagerV2,
  IndexerGrpcSpotStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcSpotStreamV2(endpoints.indexer)

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

streamManager.on('connect', () => console.log('Stream connected'))
streamManager.start()

​

流式现货交易

import { getNetworkEndpoints, Network } from '@injectivelabs/networks'
import { TradeDirection } from '@injectivelabs/sdk-ts/types'
import { 
  StreamManagerV2,
  IndexerGrpcSpotStreamV2 
} from '@injectivelabs/sdk-ts/client/indexer'

const endpoints = getNetworkEndpoints(Network.Testnet)
const stream = new IndexerGrpcSpotStreamV2(endpoints.indexer)

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

streamManager.on('connect', () => console.log('Stream connected'))
streamManager.start()