index/classes/ChartService.md

Chart Service Class

Provides methods for fetching historical chart data.

Example

const chartService = new ChartService(httpClient);

// Get hourly chart data for last 24 hours
const now = Math.floor(Date.now() / 1000);
const oneDayAgo = now - (24 * 60 * 60);
const chart = await chartService.getChart({
  tokenName: 'mytoken',
  from: oneDayAgo,
  to: now,
  resolution: 3600
});

Extends

• BaseService

Constructors

Constructor

new ChartService(http, debugMode?): ChartService

Parameters

Parameter	Type
http	HttpClient
debugMode?	boolean

Returns

ChartService

Overrides

BaseService.constructor

Methods

getChart()

getChart(options): Promise<ChartResult>

Get historical chart data

Retrieve OHLC (Open, High, Low, Close) candlestick data for token price history. Data is aggregated at the specified resolution interval.

Parameters

Parameter	Type	Description
options	GetChartOptions	Chart fetch options

Returns

Promise<ChartResult>

Promise resolving to chart data with candlesticks

Example

// Get hourly data for last 24 hours
const now = Math.floor(Date.now() / 1000);
const oneDayAgo = now - (24 * 60 * 60);
const chart = await chartService.getChart({
  tokenName: 'anime',
  from: oneDayAgo,
  to: now,
  resolution: 3600
});
console.log(`Got ${chart.dataPoints.length} candlesticks`);

// Get minute-level data for 1 hour
const oneHourAgo = now - 3600;
const minuteChart = await chartService.getChart({
  tokenName: 'anime',
  from: oneHourAgo,
  to: now,
  resolution: 60
});

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setJwtAuth()

setJwtAuth(jwtAuth): void

Set the JWT authentication manager. Allows dynamic configuration of JWT auth after service creation.

Parameters

Parameter	Type	Description
jwtAuth	JwtAuth	JWT auth manager instance

Returns

void

Inherited from

BaseService.setJwtAuth