localStorage.removeItem("tradingview.chartproperties");
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$(function () {
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let light = {
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'volumePaneSize': "small",//large, medium, small, tiny
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"paneProperties.background": "#ffffff",
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"paneProperties.vertGridProperties.color": "#ffffff",
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"paneProperties.horzGridProperties.color": "#ffffff",
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"scalesProperties.backgroundColor": "#ffffff",
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"scalesProperties.lineColor": "#dcdee0",
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"scalesProperties.textColor": "#333",
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"scalesProperties.fontSize": 9,
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"mainSeriesProperties.style": 1,
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"paneProperties.legendProperties.showSeriesOHLC": true
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}
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let dark = {
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'volumePaneSize': "small",//large, medium, small, tiny
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"paneProperties.background": "#2b2b37",
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"paneProperties.vertGridProperties.color": "#49495F",
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"paneProperties.horzGridProperties.color": "#49495F",
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"scalesProperties.backgroundColor": "#2b2b37",
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"scalesProperties.textColor": "#fff",
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"scalesProperties.lineColor": "#49495F",
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"scalesProperties.fontSize": 100,
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"mainSeriesProperties.style": 1,
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"paneProperties.legendProperties.showSeriesOHLC": true
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}
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let tvStyle = {
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light,
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dark
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}
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class Datafeed {
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constructor(vm) {
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this.self = vm;
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}
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onReady(callback) {
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setTimeout(()=>{
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callback({
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supports_search: false,
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supports_group_request: false,
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supported_resolutions: this.self.resolutions,
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supports_marks: true,
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supports_timescale_marks: true,
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supports_time: true
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})
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},30)
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}
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resolveSymbol(symbolName, onSymbolResolvedCallback, onResolveErrorCallback) {
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setTimeout(()=>{
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let data = this.defaultSymbol()
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if (this.self.resolveSymbol) {
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this.self.resolveSymbol((res) => {
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onSymbolResolvedCallback(Object.assign(data, res))
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})
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} else {
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onSymbolResolvedCallback(data)
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}
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},60)
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}
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getBars() {
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this.self.getBars(...arguments)
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}
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subscribeBars() {
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this.self.subscribeBars(...arguments)
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}
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unsubscribeBars() {
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}
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defaultSymbol() {
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return {
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'timezone': 'Asia/Shanghai',
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'minmov': 1,
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'minmov2': 0,
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'fractional': true,
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//设置周期
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'session': '24x7',
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'has_intraday': true,
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'has_no_volume': false,
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//设置是否支持周月线
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"has_daily": true,
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//设置是否支持周月线
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"has_weekly_and_monthly": true,
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//设置精度 100表示保留两位小数 1000三位 10000四位
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'pricescale': 10000
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};
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}
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}
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class Page {
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constructor() {
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this.datafeed = undefined;
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this.page = 1;
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this.onRealtimeCallback = undefined;
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this.TView = undefined;
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this.interval = this.getQuery('interval');
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this.symbolName = this.getQuery('symbol');
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this.theme = this.getQuery('theme') || 'dark';
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this.lang = this.getQuery('lang') || 'zh-CN';
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this.resolutions = this.getQuery('resolutions') || ["5", "15", "30", "60","240", "1D", "1W", "1M"];
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this.isLoad = false;
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this.url = this.getQuery('getLinkUrl');
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this.TVID = "tradingview_10798345";
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this.Ws = undefined;
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this.msg = '';
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this.contract = this.getQuery('contract');
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this.init();
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this.studies = []; //配置项
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this.tvBars = [];
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}
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// 获取路劲上的参数
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getQuery(name) {
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let str = window.location.search.replace('?','')
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let data = Qs.parse(str)||{}
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return data[name]
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}
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// 初始化
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init() {
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this.linkSocket()
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// 数据模型
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this.datafeed = new Datafeed(this)
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// 初始化图表
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this.TView = new TradingView.widget({
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debug: true,
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fullscreen: false,
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autosize: true,
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interval: this.interval,
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timezone: "Asia/Shanghai",
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theme: "Dark", // 自定义主题
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height:500,
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// style: "1",
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library_path: "./chart_main/",
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datafeed: this.datafeed,
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// datafeed: {},
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locale: this.chartLang(),
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toolbar_bg: this.theme == "light" ? "#fff" : "#2b2b37",
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// toolbar_bg: "#2b2b37",
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enable_publishing: false,
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withdateranges: false,
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hide_side_toolbar: false,
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allow_symbol_change: true,
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show_popup_button: true,
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hideideas: true,
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studies_overrides: {},
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container_id: "tradingview_10798345",
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enabled_features:[
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'dont_show_boolean_study_arguments',
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],
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disabled_features: [
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"header_symbol_search",
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"header_compare",
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"control_bar",
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"main_series_scale_menu",
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"volume_force_overlay",
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"header_resolutions",
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"legend_context_menu",
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"symbol_search_hot_key",
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"symbol_info",
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"pane_context_menu",
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"header_widget_dom_node",
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'timeframes_toolbar',
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'header_indicators',
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'widget_logo',
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'header_chart_type'
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],
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overrides: tvStyle[this.theme],
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custom_css_url: this.theme == "light" ? "light-chart.css" : "chart.css",
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// custom_css_url: "chart.css",
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});
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this.TView.onChartReady(() => {
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this.createStudy()
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this.TView.chart().crossHairMoved(({time, price}) => {
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const resolutionTime = this.getResolutionTime();
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const fTime = Math.floor(time/resolutionTime)*resolutionTime;
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this.showKlineQuoter(fTime);
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})
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});
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}
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upsertTvBars(isFirstCall, bars) {
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if (isFirstCall) {
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this.tvBars = [];
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}
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bars.forEach((bar) => {
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if (this.tvBars.length === 0 || !this.tvBars.find(o => o.time === bar.time)) {
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this.tvBars.push(bar);
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}
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})
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this.tvBars.sort((a,b) => {
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if (a.time < b.time) return -1;
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if( a.time > b.time ) return 1;
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return 0;
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});
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}
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showKlineQuoter(time) {
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if (this.tvBars.length === 0) return;
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const {from, to} = this.TView.chart().getVisibleRange();
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const bar = this.tvBars.find(o => o.time === time*1000);
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if(!bar) return;
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const barTime = bar.time/1000 + 60*60*8;
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const fromSize = barTime - from;
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const toSize = to - barTime;
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const tvQuoter = $($('iframe').contents()[0]).find('#tv-quoter');
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tvQuoter.css({
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visibility: 'visible',
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})
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if (fromSize > toSize) {
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tvQuoter.css({
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left: '10px',
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right: 'auto'
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})
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} else {
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tvQuoter.css({
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right: '10px',
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left: 'auto'
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})
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tvQuoter.removeClass('left')
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}
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tvQuoter.find('[data-name="date"]').text(this.timestampToTime(bar.time));
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tvQuoter.find('[data-name="open"]').text(bar.open);
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tvQuoter.find('[data-name="high"]').text(bar.high);
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tvQuoter.find('[data-name="low"]').text(bar.low);
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tvQuoter.find('[data-name="close"]').text(bar.close);
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tvQuoter.find('[data-name="volume"]').text((+bar.volume).toFixed());
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}
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timestampToTime(timestamp) {
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const date = new Date(timestamp);
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const yyyy = `${date.getFullYear()}`;
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const yy = `${date.getFullYear()}`.substr(2);
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const MM = `0${date.getMonth() + 1}`.slice(-2);
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const dd = `0${date.getDate()}`.slice(-2);
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const HH = `0${date.getHours()}`.slice(-2);
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const mm = `0${date.getMinutes()}`.slice(-2);
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const resolution = this.TView.chart().resolution();
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let dateStr = ''
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if (resolution === 'D' || resolution === 'W' || resolution === 'M') {
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dateStr =`${yyyy}-${MM}-${dd}`;
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} else {
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dateStr =`${yy}-${MM}-${dd} ${HH}:${mm}`;
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}
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return dateStr
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}
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getResolutionTime() {
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const resolution = this.TView.chart().resolution();
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switch (resolution) {
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case '1':
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return 60;
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case '5':
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return 5 * 60;
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case '10':
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return 10 * 60;
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case '15':
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return 15 * 60;
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case '30':
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return 30 * 60;
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case '60':
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return 60 * 60;
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case '120':
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return 120 * 60;
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case 'D':
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return 24 * 60 * 60;
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case 'W':
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return 7 * 24 * 60 * 60;
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case 'M':
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return 4 * 7 * 24 * 60 * 60;
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}
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return 1;
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}
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createStudy() {
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let thats = this.TView;
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let id = thats.chart().createStudy('Moving Average', false, true, [5], null, {
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'Plot.color': 'rgb(150, 95, 196)'
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});
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this.studies.push(id);
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id = thats.chart().createStudy('Moving Average', false, true, [10], null, {
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'Plot.color': 'rgb(116,149,187)'
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});
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this.studies.push(id);
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id = thats.chart().createStudy('Moving Average', false, true, [20], null, {
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"plot.color": "rgb(118,32,99)"
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});
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this.studies.push(id);
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}
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// 连接socket
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linkSocket() {
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// 连接socket
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this.Ws = new Ws(this.getQuery('ws'))
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this.Ws.on('message', (evt) => {
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if (evt.cmd == 'ping') {
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this.Ws.send({ cmd: 'pong' })
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}
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if (evt.type == 'ping') {
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this.Ws.send({ cmd: 'pong' })
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}
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// 追加数据
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// console.log(evt,evt.sub ,this.msg)
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if (evt.sub == this.msg) {
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this.onRealtimeCallback(this.getMap(evt.data))
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}
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})
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}
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// 图表语言映射
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chartLang() {
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switch (this.lang) {
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case "zh-CN":
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return 'zh';
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case "zh-TW":
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return 'zh_TW';
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case "tr":
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return 'tr';
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case "jp":
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return 'ja';
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case "kor":
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return 'ko';
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case "de":
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return 'de_DE';
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case "fra":
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return 'fr';
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case "it":
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return 'it';
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case "pt":
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return 'pt';
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case "spa":
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return 'es';
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default:
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return 'en';
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}
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}
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getMap(data) {
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return {
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time: data.id * 1000,
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close: data.close * 1,
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open: data.open * 1,
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high: data.high * 1,
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low: data.low * 1,
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volume: data.vol * 1,
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};
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}
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resolveSymbol(call) {
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// 名称
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call({
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'name': this.symbolName.toLocaleUpperCase(),
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'description': this.symbolName.toLocaleUpperCase(),
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'ticker': this.symbolName.toLocaleUpperCase(),
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'supported_resolutions': this.resolutions
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})
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}
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// 获取数据
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getBars(symbolInfo, resolution, rangeStartDate, rangeEndDate, onDataCallback, onErrorCallback, isFirstCall) {
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let page = this.page > 3 ? 3 : this.page;
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let data = {
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symbol: symbolInfo.name,
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period: this.resolution(resolution),
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form: rangeStartDate,
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to: rangeEndDate,
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size: page * 200,
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zip: 2
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}
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this.page++
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this.isLoad = true
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this.unSub();
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$.get(this.url, data).then(res => {
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let arr = this.unzip(res.data.data).map((item) => {
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return this.getMap(item);
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});
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this.upsertTvBars(isFirstCall, arr);
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onDataCallback(arr);
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this.msg = this.createMsg()
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this.sub()
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}).catch(err => {
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onDataCallback([]);
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})
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}
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// 解压
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unzip(b64Data) {
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let u8 = atob(b64Data)
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let jiya = pako.inflate(u8)
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let str = this.Uint8ArrayToString(jiya)
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return JSON.parse(str);
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}
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Uint8ArrayToString(fileData){
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var dataString = "";
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for (var i = 0; i < fileData.length; i++) {
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dataString += String.fromCharCode(fileData[i]);
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}
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return dataString
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}
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// 获取传给后台的精度
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resolution(resolution) {
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let T = "";
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if (isNaN(resolution * 1)) {
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T = resolution
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.replace("D", "day")
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.replace("W", "week")
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.replace("M", "mon");
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} else {
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if (resolution > 60) {
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T = Math.floor(resolution / 60) + "hour";
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} else {
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T = resolution + "min";
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}
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}
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return T;
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}
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// 获取推送回调
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subscribeBars(symbolInfo,
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resolution,
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onRealtimeCallback,
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subscriberUID,
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onResetCacheNeededCallback) {
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this.onRealtimeCallback = onRealtimeCallback;
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if (!this.symbolName) {
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setTimeout(() => {
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onResetCacheNeededCallback();
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}, 100);
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}
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}
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getSymbol(name) {
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return name.split("/").join("").toLowerCase();
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}
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// 生成订阅数据
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createMsg() {
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// console.log(this.contract)
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console.log(`swapKline_${this.symbolName}_${this.resolution(this.interval)}`)
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if (this.contract) {
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return `swapKline_${this.symbolName}_${this.resolution(this.interval)}`
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} else {
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return `Kline_${this.getSymbol(this.symbolName)}_${this.resolution(this.interval)}`
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}
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}
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// 订阅消息
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sub() {
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console.log('msg1111',this.msg)
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this.Ws.send({
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cmd: "sub",
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msg: this.msg
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})
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}
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// 取消订阅
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unSub() {
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if (!this.msg) return;
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this.Ws.send({
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cmd: "unsub",
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msg: this.msg
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})
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}
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}
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new Page()
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})
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