94 lines
2.3 KiB
JavaScript
94 lines
2.3 KiB
JavaScript
function createChart(
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chart,
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endpoint,
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xAxisType,
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scaleChart = false,
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) {
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async function fetchDataForChart(query) {
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try {
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const apiEndpoint = `${apiURL}/${endpoint}?${query}`;
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const response = await fetch(apiEndpoint);
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if (!response.ok) {
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throw new Error(`HTTP error! status: ${response.status}`);
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}
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const chartData = await response.json();
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console.log(chartData)
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updateChart(chartData);
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} catch (error) {
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console.error("Fetching data failed:", error);
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}
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}
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function updateChart(chartData) {
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var option = {
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tooltip: {
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...tooltip,
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},
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xAxis: {
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type: xAxisType,
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data: chartData.map((item) => item.date),
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},
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yAxis: [
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{
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type: "value",
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name: "Price (USD)",
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nameGap: 30,
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nameLocation: "middle",
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nameTextStyle: textStyleMain,
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position: "left",
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alignTicks: true,
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axisTick: axisTick,
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axisLine: axisLine,
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splitLine: {
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show: false,
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},
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axisLabel: {
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...axisLabel,
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formatter(value, index) {
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return nFormatter(value, 0);
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},
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},
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},
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],
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series: [
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{
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type: "line",
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name: "Price (USD)",
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data: chartData.map((row) => row.price),
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},
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],
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};
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chart.setOption(option, true);
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}
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// listen for filter events for this target
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document.addEventListener("filterChange", function(event) {
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eventDetail = event.detail;
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if (eventDetail.filterActions.includes("refresh")) {
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chartData = [];
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query = queryConstructor();
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fetchDataForChart(query);
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updateChart(chartData);
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}
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});
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let query = queryConstructor();
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fetchDataForChart(query);
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}
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document.addEventListener("DOMContentLoaded", function() {
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chartData = [];
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let chartDom = document.getElementById("bitcoin-price-chart");
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let myChart = echarts.init(chartDom);
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const filterPeriods = { "7 day": 7, "28 day": 28, "365 day": 365, "2 years": 730, "5 years": 1826, "10 years": 3652, "all time": 10000 };
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dropDownFilter("days_ago_dropdown_filter", "days_ago", ["bitcoin-price-chart"], filterPeriods, "365 day")
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createChart(
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chart = myChart,
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endpoint = "bitcoin_price_timeseries",
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xAxisType = "category",
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);
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});
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