Release v20.028 (from a477abd4)
This commit is contained in:
jenkins@tradingview.com
@@ -4,17 +4,15 @@ import { DataPulseProvider } from './data-pulse-provider';
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import { QuotesPulseProvider } from './quotes-pulse-provider';
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import { SymbolsStorage } from './symbols-storage';
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function extractField(data, field, arrayIndex) {
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var value = data[field];
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const value = data[field];
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return Array.isArray(value) ? value[arrayIndex] : value;
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}
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/**
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* This class implements interaction with UDF-compatible datafeed.
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* See UDF protocol reference at https://github.com/tradingview/charting_library/wiki/UDF
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*/
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var UDFCompatibleDatafeedBase = /** @class */ (function () {
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function UDFCompatibleDatafeedBase(datafeedURL, quotesProvider, requester, updateFrequency) {
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var _this = this;
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if (updateFrequency === void 0) { updateFrequency = 10 * 1000; }
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export class UDFCompatibleDatafeedBase {
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constructor(datafeedURL, quotesProvider, requester, updateFrequency = 10 * 1000) {
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this._configuration = defaultConfiguration();
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this._symbolsStorage = null;
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this._datafeedURL = datafeedURL;
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@@ -24,43 +22,42 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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this._dataPulseProvider = new DataPulseProvider(this._historyProvider, updateFrequency);
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this._quotesPulseProvider = new QuotesPulseProvider(this._quotesProvider);
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this._configurationReadyPromise = this._requestConfiguration()
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.then(function (configuration) {
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.then((configuration) => {
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if (configuration === null) {
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configuration = defaultConfiguration();
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}
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_this._setupWithConfiguration(configuration);
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this._setupWithConfiguration(configuration);
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});
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}
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UDFCompatibleDatafeedBase.prototype.onReady = function (callback) {
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var _this = this;
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this._configurationReadyPromise.then(function () {
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callback(_this._configuration);
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onReady(callback) {
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this._configurationReadyPromise.then(() => {
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callback(this._configuration);
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});
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};
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UDFCompatibleDatafeedBase.prototype.getQuotes = function (symbols, onDataCallback, onErrorCallback) {
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}
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getQuotes(symbols, onDataCallback, onErrorCallback) {
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this._quotesProvider.getQuotes(symbols).then(onDataCallback).catch(onErrorCallback);
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};
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UDFCompatibleDatafeedBase.prototype.subscribeQuotes = function (symbols, fastSymbols, onRealtimeCallback, listenerGuid) {
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}
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subscribeQuotes(symbols, fastSymbols, onRealtimeCallback, listenerGuid) {
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this._quotesPulseProvider.subscribeQuotes(symbols, fastSymbols, onRealtimeCallback, listenerGuid);
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};
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UDFCompatibleDatafeedBase.prototype.unsubscribeQuotes = function (listenerGuid) {
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}
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unsubscribeQuotes(listenerGuid) {
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this._quotesPulseProvider.unsubscribeQuotes(listenerGuid);
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};
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UDFCompatibleDatafeedBase.prototype.getMarks = function (symbolInfo, from, to, onDataCallback, resolution) {
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}
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getMarks(symbolInfo, from, to, onDataCallback, resolution) {
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if (!this._configuration.supports_marks) {
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return;
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}
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var requestParams = {
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const requestParams = {
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symbol: symbolInfo.ticker || '',
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from: from,
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to: to,
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resolution: resolution,
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};
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this._send('marks', requestParams)
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.then(function (response) {
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.then((response) => {
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if (!Array.isArray(response)) {
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var result = [];
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for (var i = 0; i < response.id.length; ++i) {
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const result = [];
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for (let i = 0; i < response.id.length; ++i) {
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result.push({
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id: extractField(response, 'id', i),
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time: extractField(response, 'time', i),
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@@ -75,26 +72,26 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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}
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onDataCallback(response);
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})
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.catch(function (error) {
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logMessage("UdfCompatibleDatafeed: Request marks failed: " + getErrorMessage(error));
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.catch((error) => {
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logMessage(`UdfCompatibleDatafeed: Request marks failed: ${getErrorMessage(error)}`);
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onDataCallback([]);
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});
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};
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UDFCompatibleDatafeedBase.prototype.getTimescaleMarks = function (symbolInfo, from, to, onDataCallback, resolution) {
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}
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getTimescaleMarks(symbolInfo, from, to, onDataCallback, resolution) {
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if (!this._configuration.supports_timescale_marks) {
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return;
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}
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var requestParams = {
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const requestParams = {
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symbol: symbolInfo.ticker || '',
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from: from,
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to: to,
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resolution: resolution,
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};
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this._send('timescale_marks', requestParams)
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.then(function (response) {
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.then((response) => {
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if (!Array.isArray(response)) {
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var result = [];
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for (var i = 0; i < response.id.length; ++i) {
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const result = [];
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for (let i = 0; i < response.id.length; ++i) {
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result.push({
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id: extractField(response, 'id', i),
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time: extractField(response, 'time', i),
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@@ -107,45 +104,45 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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}
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onDataCallback(response);
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})
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.catch(function (error) {
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logMessage("UdfCompatibleDatafeed: Request timescale marks failed: " + getErrorMessage(error));
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.catch((error) => {
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logMessage(`UdfCompatibleDatafeed: Request timescale marks failed: ${getErrorMessage(error)}`);
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onDataCallback([]);
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});
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};
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UDFCompatibleDatafeedBase.prototype.getServerTime = function (callback) {
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}
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getServerTime(callback) {
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if (!this._configuration.supports_time) {
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return;
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}
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this._send('time')
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.then(function (response) {
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var time = parseInt(response);
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.then((response) => {
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const time = parseInt(response);
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if (!isNaN(time)) {
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callback(time);
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}
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})
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.catch(function (error) {
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logMessage("UdfCompatibleDatafeed: Fail to load server time, error=" + getErrorMessage(error));
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.catch((error) => {
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logMessage(`UdfCompatibleDatafeed: Fail to load server time, error=${getErrorMessage(error)}`);
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});
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};
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UDFCompatibleDatafeedBase.prototype.searchSymbols = function (userInput, exchange, symbolType, onResult) {
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}
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searchSymbols(userInput, exchange, symbolType, onResult) {
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if (this._configuration.supports_search) {
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var params = {
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const params = {
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limit: 30 /* SearchItemsLimit */,
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query: userInput.toUpperCase(),
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type: symbolType,
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exchange: exchange,
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};
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this._send('search', params)
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.then(function (response) {
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.then((response) => {
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if (response.s !== undefined) {
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logMessage("UdfCompatibleDatafeed: search symbols error=" + response.errmsg);
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logMessage(`UdfCompatibleDatafeed: search symbols error=${response.errmsg}`);
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onResult([]);
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return;
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}
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onResult(response);
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})
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.catch(function (reason) {
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logMessage("UdfCompatibleDatafeed: Search symbols for '" + userInput + "' failed. Error=" + getErrorMessage(reason));
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.catch((reason) => {
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logMessage(`UdfCompatibleDatafeed: Search symbols for '${userInput}' failed. Error=${getErrorMessage(reason)}`);
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onResult([]);
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});
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}
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@@ -157,24 +154,28 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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.then(onResult)
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.catch(onResult.bind(null, []));
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}
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};
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UDFCompatibleDatafeedBase.prototype.resolveSymbol = function (symbolName, onResolve, onError, extension) {
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}
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resolveSymbol(symbolName, onResolve, onError, extension) {
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logMessage('Resolve requested');
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var currencyCode = extension && extension.currencyCode;
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var resolveRequestStartTime = Date.now();
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const currencyCode = extension && extension.currencyCode;
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const unitId = extension && extension.unitId;
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const resolveRequestStartTime = Date.now();
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function onResultReady(symbolInfo) {
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logMessage("Symbol resolved: " + (Date.now() - resolveRequestStartTime) + "ms");
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logMessage(`Symbol resolved: ${Date.now() - resolveRequestStartTime}ms`);
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onResolve(symbolInfo);
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}
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if (!this._configuration.supports_group_request) {
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var params = {
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const params = {
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symbol: symbolName,
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};
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if (currencyCode !== undefined) {
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params.currencyCode = currencyCode;
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}
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if (unitId !== undefined) {
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params.unitId = unitId;
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}
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this._send('symbols', params)
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.then(function (response) {
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.then((response) => {
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if (response.s !== undefined) {
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onError('unknown_symbol');
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}
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@@ -182,8 +183,8 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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onResultReady(response);
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}
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})
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.catch(function (reason) {
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logMessage("UdfCompatibleDatafeed: Error resolving symbol: " + getErrorMessage(reason));
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.catch((reason) => {
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logMessage(`UdfCompatibleDatafeed: Error resolving symbol: ${getErrorMessage(reason)}`);
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onError('unknown_symbol');
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});
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}
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@@ -191,33 +192,33 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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if (this._symbolsStorage === null) {
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throw new Error('UdfCompatibleDatafeed: inconsistent configuration (symbols storage)');
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}
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this._symbolsStorage.resolveSymbol(symbolName, currencyCode).then(onResultReady).catch(onError);
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this._symbolsStorage.resolveSymbol(symbolName, currencyCode, unitId).then(onResultReady).catch(onError);
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}
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};
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UDFCompatibleDatafeedBase.prototype.getBars = function (symbolInfo, resolution, periodParams, onResult, onError) {
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}
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getBars(symbolInfo, resolution, periodParams, onResult, onError) {
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this._historyProvider.getBars(symbolInfo, resolution, periodParams)
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.then(function (result) {
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.then((result) => {
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onResult(result.bars, result.meta);
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})
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.catch(onError);
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};
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UDFCompatibleDatafeedBase.prototype.subscribeBars = function (symbolInfo, resolution, onTick, listenerGuid, onResetCacheNeededCallback) {
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}
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subscribeBars(symbolInfo, resolution, onTick, listenerGuid, onResetCacheNeededCallback) {
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this._dataPulseProvider.subscribeBars(symbolInfo, resolution, onTick, listenerGuid);
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};
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UDFCompatibleDatafeedBase.prototype.unsubscribeBars = function (listenerGuid) {
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}
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unsubscribeBars(listenerGuid) {
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this._dataPulseProvider.unsubscribeBars(listenerGuid);
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};
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UDFCompatibleDatafeedBase.prototype._requestConfiguration = function () {
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}
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_requestConfiguration() {
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return this._send('config')
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.catch(function (reason) {
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logMessage("UdfCompatibleDatafeed: Cannot get datafeed configuration - use default, error=" + getErrorMessage(reason));
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.catch((reason) => {
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logMessage(`UdfCompatibleDatafeed: Cannot get datafeed configuration - use default, error=${getErrorMessage(reason)}`);
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return null;
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});
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};
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UDFCompatibleDatafeedBase.prototype._send = function (urlPath, params) {
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}
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_send(urlPath, params) {
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return this._requester.sendRequest(this._datafeedURL, urlPath, params);
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};
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UDFCompatibleDatafeedBase.prototype._setupWithConfiguration = function (configurationData) {
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}
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_setupWithConfiguration(configurationData) {
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this._configuration = configurationData;
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if (configurationData.exchanges === undefined) {
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configurationData.exchanges = [];
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@@ -228,11 +229,9 @@ var UDFCompatibleDatafeedBase = /** @class */ (function () {
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if (configurationData.supports_group_request || !configurationData.supports_search) {
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this._symbolsStorage = new SymbolsStorage(this._datafeedURL, configurationData.supported_resolutions || [], this._requester);
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}
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logMessage("UdfCompatibleDatafeed: Initialized with " + JSON.stringify(configurationData));
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};
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return UDFCompatibleDatafeedBase;
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}());
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export { UDFCompatibleDatafeedBase };
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logMessage(`UdfCompatibleDatafeed: Initialized with ${JSON.stringify(configurationData)}`);
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}
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}
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function defaultConfiguration() {
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return {
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supports_search: false,
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