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CoinChart.tsx
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CoinChart.tsx
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"use client";
import { useEffect, useState } from "react";
import { useDispatch } from "react-redux";
import {
BarChart,
Bar,
XAxis,
Tooltip,
ResponsiveContainer,
AreaChart,
Area,
} from "recharts";
import { AppDispatch, useAppSelector } from "../../redux/store";
import { getCoinDataGraph } from "../../redux/features/selectedCoinSlice";
import formatNumber from "../utils/formatNumber";
type Payload = {
date: string;
value?: number;
volume?: number;
};
type CoinChartProps = {
chartType: "price" | "volume";
currencyCode: string;
currencySymbol?: string;
};
export default function CoinChart({
chartType,
currencyCode,
currencySymbol,
}: CoinChartProps) {
const dispatch: AppDispatch = useDispatch();
const { selectedCoins, loading, hasError } = useAppSelector(
(state) => state.selectedCoin
);
const [currentValue, setCurrentValue] = useState("");
const [currentDate, setCurrentDate] = useState("");
useEffect(() => {
dispatch(
getCoinDataGraph({ currency: currencyCode, days: "3", coinId: "bitcoin" })
);
}, [dispatch, currencyCode]);
useEffect(() => {
if (selectedCoins.length > 0) {
const lastDataPoint =
chartType === "price"
? selectedCoins[0].prices[selectedCoins[0].prices.length - 1]
: selectedCoins[0].total_volumes[
selectedCoins[0].total_volumes.length - 1
];
const lastValue = lastDataPoint[1];
const lastDate = new Date(lastDataPoint[0]).toLocaleDateString();
setCurrentValue(`${lastValue.toFixed(2)}`);
setCurrentDate(lastDate);
}
}, [selectedCoins, chartType, currencyCode]);
if (loading === "pending") {
return <div>Loading...</div>;
}
if (hasError) {
return <div>Error fetching data</div>;
}
const coin = selectedCoins.length > 0 ? selectedCoins[0] : null;
const formattedData = coin
? chartType === "price"
? coin.prices.map(([time, value]) => ({
date: new Date(time).toLocaleDateString(),
value,
}))
: coin.total_volumes.map(([time, volume]) => ({
date: new Date(time).toLocaleDateString(),
volume,
}))
: [];
const handleMouseMove = (e: { activePayload?: { payload: Payload }[] }) => {
if (e.activePayload && e.activePayload.length > 0) {
const { payload } = e.activePayload[0];
const dataKey = chartType === "price" ? "value" : "volume";
const value = payload[dataKey]?.toFixed(2) ?? "0";
setCurrentValue(value);
setCurrentDate(payload.date);
}
};
return (
<div className="w-full h-[404px] flex flex-col dark:bg-[#1E1932] bg-white rounded-xl p-6">
<div className="flex flex-col">
<span className="text-xl font-normal dark:text-[#D1D1D1] text-[#191932] leading-6">
{chartType === "volume"
? "Volume 24h"
: `${coin?.id.charAt(0).toUpperCase()}${coin?.id.slice(1)}`}
</span>
<span className="text-[28px] font-bold leading-7 mt-6">
{currentValue
? `${currencySymbol}${formatNumber(parseFloat(currentValue))}`
: "Fetching..."}
</span>
<span className="text-base font-normal dark:text-[#B9B9BA] text-[#424286] leading-6 mt-4">
{currentDate}
</span>
</div>
<ResponsiveContainer width="100%" height={266}>
{chartType === "volume" ? (
<BarChart data={formattedData} onMouseMove={handleMouseMove}>
<defs>
<linearGradient id="color" x1="0" y1="0" x2="0" y2="1">
<stop offset="1%" stopColor="#B374F2" />
<stop offset="100%" stopColor="#9D62D9" />
</linearGradient>
</defs>
<XAxis dataKey="date" />
<Tooltip content={<></>} />
<Bar dataKey="volume" stroke="" fill="url(#color)" />
</BarChart>
) : (
<AreaChart data={formattedData} onMouseMove={handleMouseMove}>
<defs>
<linearGradient id="color" x1="0" y1="0" x2="0" y2="1">
<stop offset="1%" stopColor="#7474F2" stopOpacity={0.6} />
<stop offset="60%" stopColor="#7474F2" stopOpacity={0.1} />
</linearGradient>
</defs>
<Area
dataKey="value"
stroke="#7878FA"
strokeWidth="3"
fill="url(#color)"
/>
<XAxis dataKey="date" axisLine={false} tickLine={false} />
<Tooltip content={<></>} />
</AreaChart>
)}
</ResponsiveContainer>
</div>
);
}