TS API using Apollo-GraphQL and ExpressJS

https://api.tradingscreen.com

Start Graphql Server

• Start the mock server and graphql server together
• Run yarn start
• Go to http://localhost:4000/graphiql
  • Run the follow on left hand side of GraphiQL UI
• Run Graphql Query

{
    getProductByIsin(isin: "JP3735400008") {
        tsMarketId
        isin
    }
}

• Run Graphql Mutation

mutation {
  createOrder(input: {
    executingBroker: "TS-SS",
    instrument: {
      instrumentCode: "aapl"
      instrumentCodeType: "ric"
    }
    orderType: "MARKET",
    price: 109.23,
    quantity: 100,
    side: "BUY"
    
  }) {
    executingBroker
  }
}

Mock Server

• Run yarn mock-server to run mock product server inde
  • Access products using http://localhost:3000/products
  • Search products using http://localhost:3000/products?tsMarketId=<id>
  • Access eodprice using http://localhost:3000/eodprice

Apollo Engine

• You could optionally create Apollo Engine account to check query performance
  • Update the .env file with you Apollo Engine API Key
  • And set ENGINE = 'APOLLO' in the .env file