LongPort OpenAPI SDK

LongPort OpenAPI SDK for Node.js

longport provides an easy-to-use interface for invokes LongPort OpenAPI.

Install LongPort OpenAPI SDK

npm install longport

Setting environment variables(MacOS/Linux)

export LONGPORT_APP_KEY="App Key get from user center"
export LONGPORT_APP_SECRET="App Secret get from user center"
export LONGPORT_ACCESS_TOKEN="Access Token get from user center"

Setting environment variables(Windows)

setx LONGPORT_APP_KEY "App Key get from user center"
setx LONGPORT_APP_SECRET "App Secret get from user center"
setx LONGPORT_ACCESS_TOKEN "Access Token get from user center"
const { Config, QuoteContext } = require("longport");

let config = Config.fromEnv();
QuoteContext.new(config)
.then((ctx) => ctx.quote(["700.HK", "AAPL.US", "TSLA.US", "NFLX.US"]))
.then((resp) => {
for (let obj of resp) {
console.log(obj.toString())
}
});
const { Config, QuoteContext, SubType } = require("longport");

let config = Config.fromEnv();
QuoteContext.new(config).then((ctx) => {
ctx.setOnQuote((_, event) => console.log(event.toString()));
ctx.subscribe(
["700.HK", "AAPL.US", "TSLA.US", "NFLX.US"],
[SubType.Quote],
true
);
});
const {
Config,
TradeContext,
Decimal,
OrderSide,
TimeInForceType,
OrderType,
} = require("longport");

let config = Config.fromEnv();
TradeContext.new(config)
.then((ctx) =>
ctx.submitOrder({
symbol: "700.HK",
orderType: OrderType.LO,
side: OrderSide.Buy,
timeInForce: TimeInForceType.Day,
submittedPrice: new Decimal("50"),
submittedQuantity: 200,
})
)
.then((resp) => console.log(resp.toString()));

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