Get All Tickers (Implementation)

Retrieves market tickers for all trading pairs from the KuCoin API asynchronously, including 24-hour volume data.

Usage

get_all_tickers_impl(
  base_url = get_base_url(),
  .__coro_env_parent__ = <environment>
)

Arguments

base_url

Character string; base URL for the KuCoin API. Defaults to get_base_url().

Value

Promise resolving to a data.table containing:

• symbol (character): Trading symbol.

• symbolName (character): Symbol name.

• buy (character): Best bid price.

• bestBidSize (character): Best bid size.

• sell (character): Best ask price.

• bestAskSize (character): Best ask size.

• changeRate (character): 24-hour change rate.

• changePrice (character): 24-hour price change.

• high (character): 24-hour high price.

• low (character): 24-hour low price.

• vol (character): 24-hour trading volume.

• volValue (character): 24-hour turnover.

• last (character): Last traded price.

• averagePrice (character): 24-hour average price.

• takerFeeRate (character): Taker fee rate.

• makerFeeRate (character): Maker fee rate.

• takerCoefficient (character): Taker fee coefficient.

• makerCoefficient (character): Maker fee coefficient.

• globalTime_ms (integer): Snapshot timestamp in milliseconds.

• globalTime_datetime (POSIXct): Snapshot timestamp in UTC.

Details

Workflow Overview

1. URL Assembly: Combines base_url with /api/v1/market/allTickers.

2. HTTP Request: Sends a GET request with a 10-second timeout via httr::GET().

3. Response Processing: Validates the response with process_kucoin_response() and extracts "data".

4. Data Conversion: Converts the "ticker" array to a data.table, adding globalTime_ms and globalTime_datetime from the "time" field.

API Endpoint

GET https://api.kucoin.com/api/v1/market/allTickers

Usage

Utilised to fetch a snapshot of market data across all KuCoin trading pairs for monitoring or analysis.

Official Documentation

KuCoin Get All Tickers

Examples

if (FALSE) { # \dontrun{
main_async <- coro::async(function() {
  tickers <- await(get_all_tickers_impl())
  print(tickers)
})
main_async()
while (!later::loop_empty()) later::run_now()
} # }