@coinmeca/ui
Version:
This is a [Next.js](https://nextjs.org/) project bootstrapped with [`create-next-app`](https://github.com/vercel/next.js/tree/canary/packages/create-next-app).
160 lines • 6.63 kB
JSX
"use client";
import { useTheme } from "../../../hooks";
import { sort } from "../../../lib/utils";
import { createChart } from "lightweight-charts";
import { Suspense, memo, useEffect, useMemo, useRef, useState } from "react";
import Style from "./Chart.styled";
export const Candle = (props) => {
const up = props?.up || "up";
const down = props?.down || "down";
const { theme: detectedTheme } = useTheme();
const theme = props?.color?.theme
? props?.color?.theme === "light"
? "0,0,0"
: "255,255,255"
: detectedTheme === "light"
? "0,0,0"
: "255,255,255";
const color = {
up: props?.color?.up || "0,192,96",
down: props?.color?.down || "255,0,64",
theme: {
strong: `rgba(${theme}, 0.6)`,
semi: `rgba(${theme}, 0.45)`,
medium: `rgba(${theme}, 0.3)`,
regular: `rgba(${theme}, 0.15)`,
light: `rgba(${theme}, 0.05)`,
},
};
const key = {
time: props?.field?.time || "time",
value: props?.field?.value || "value",
};
const [price, setPrice] = useState([]);
const [volume, setVolume] = useState([]);
const chartRef = useRef(null);
useEffect(() => {
const handleResize = () => {
createChart(chartRef?.current).applyOptions({
width: chartRef?.current?.clientWidth,
height: chartRef?.current?.clientHeight,
});
};
chartRef?.current?.addEventListener("resize", handleResize);
return () => chartRef?.current?.removeEventListener("resize", handleResize);
}, []);
const memoizedPrice = useMemo(() => {
return sort(props?.price?.map((v) => ({ ...v })), key.time, typeof props?.price?.[0]?.time === "number" ? "number" : "string", true);
}, [props?.price]);
const memoizedVolume = useMemo(() => {
return sort(props?.volume?.map((v) => ({
time: v[key.time],
value: parseFloat(v[key.value].toString()),
color: v?.type === up ? `rgba(${color.up}, 0.3)` : `rgba(${color.down}, 0.3)`,
})), key.time, typeof props?.volume?.[0]?.time === "number" ? "number" : "string", true);
}, [props?.volume]);
useEffect(() => {
setPrice(memoizedPrice);
}, [memoizedPrice]);
useEffect(() => {
setVolume(memoizedVolume);
}, [memoizedVolume]);
useEffect(() => {
// const chart = createChart(document.getElementById('container'), );
if (chartRef?.current) {
const chart = createChart(chartRef?.current, {
layout: {
background: {
color: "transparent",
},
fontSize: 10,
fontFamily: "'Montserrat', 'Noto Sans KR', sans-serif",
textColor: color.theme.strong,
},
grid: {
vertLines: { color: color.theme.light },
horzLines: { color: color.theme.light },
},
rightPriceScale: {
borderVisible: true,
borderColor: color.theme.regular,
},
timeScale: {
borderColor: color.theme.regular,
},
trackingMode: {},
crosshair: {
// Change mode from default 'magnet' to 'normal'.
// Allows the crosshair to move freely without snapping to datapoints
mode: 0,
// Vertical crosshair line (showing Date in Label)
vertLine: {
width: 4,
color: color.theme.regular,
// style: LightweightCharts.LineStyle.Solid,
style: 0,
labelBackgroundColor: color.theme.medium,
},
// Horizontal crosshair line (showing Price in Label)
horzLine: {
color: color.theme.semi,
labelBackgroundColor: color.theme.medium,
},
},
width: chartRef?.current?.clientWidth,
height: chartRef?.current?.clientHeight,
});
if (price) {
const candleSeries = chart.addCandlestickSeries({
upColor: `rgb(${color.up})`,
downColor: `rgb(${color.down})`,
// upColor: `rgb(var(--${color.up}))`,
// downColor: `rgb(var(--${color.down}))`,
borderVisible: false,
wickUpColor: `rgb(${color.up})`,
wickDownColor: `rgb(${color.down})`,
// wickUpColor: `rgb(var(--${color.up}))`,
// wickDownColor: `rgb(var(--${color.down}))`,
});
candleSeries.priceScale().applyOptions({
scaleMargins: {
// positioning the price scale for the area series
top: 0.1,
bottom: volume ? 0.4 : 0,
},
});
candleSeries.setData(price);
}
if (volume) {
const volumeSeries = chart.addHistogramSeries({
color: "yellow",
priceFormat: {
type: "volume",
},
priceScaleId: "", // set as an overlay by setting a blank priceScaleId
// set the positioning of the volume series
});
volumeSeries.priceScale().applyOptions({
scaleMargins: {
top: 0.8, // highest point of the series will be 70% away from the top
bottom: 0,
},
});
volumeSeries.setData(volume);
}
props?.fit
? chart.timeScale().fitContent()
: chart.timeScale().applyOptions({
barSpacing: 10,
});
return () => {
chart.remove();
};
}
}, [chartRef, price, volume, color, color.up, color.down, props?.fit]);
return (<Suspense fallback={props?.fallback || <div>Loading...</div>}>
<Style ref={chartRef} style={props?.style}/>
</Suspense>);
};
export default memo(Candle);
//# sourceMappingURL=Candle.jsx.map