init: 初始化 AssetX 项目仓库
包含 webapp（Next.js 用户端）、webapp-back（Go 后端）、 antdesign（管理后台）、landingpage（营销落地页）、 数据库 SQL 和配置文件。
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178
webapp/components/lending/supply/SupplyContent.tsx
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178
webapp/components/lending/supply/SupplyContent.tsx
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"use client";
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import { useState, useEffect, useRef } from "react";
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import Image from "next/image";
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import { Button } from "@heroui/react";
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import { useApp } from "@/contexts/AppContext";
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import { useQuery } from "@tanstack/react-query";
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import { useChainId } from "wagmi";
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import * as echarts from "echarts";
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import { fetchLendingAPYHistory } from "@/lib/api/lending";
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type Period = "1W" | "1M" | "1Y";
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export default function SupplyContent() {
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const { t } = useApp();
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const chainId = useChainId();
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const [selectedPeriod, setSelectedPeriod] = useState<Period>("1W");
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const chartRef = useRef<HTMLDivElement>(null);
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const chartInstance = useRef<echarts.ECharts | null>(null);
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const { data: apyData, isLoading } = useQuery({
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queryKey: ["lending-apy-history", selectedPeriod, chainId],
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queryFn: () => fetchLendingAPYHistory(selectedPeriod, chainId),
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staleTime: 5 * 60 * 1000,
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});
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const chartData = apyData?.history.map((p) => p.supply_apy) ?? [];
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const xLabels = apyData?.history.map((p) => {
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const d = new Date(p.time);
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if (selectedPeriod === "1W") return `${d.getMonth() + 1}/${d.getDate()} ${String(d.getHours()).padStart(2, "0")}:00`;
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if (selectedPeriod === "1M") return `${d.getMonth() + 1}/${d.getDate()}`;
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return `${d.getFullYear()}/${d.getMonth() + 1}/${d.getDate()}`;
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}) ?? [];
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const currentAPY = apyData?.current_supply_apy ?? 0;
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const apyChange = apyData?.apy_change ?? 0;
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// 初始化 & 销毁（只在 mount/unmount 执行）
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useEffect(() => {
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if (!chartRef.current) return;
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chartInstance.current = echarts.init(chartRef.current);
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const observer = new ResizeObserver(() => chartInstance.current?.resize());
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observer.observe(chartRef.current);
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return () => {
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observer.disconnect();
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chartInstance.current?.dispose();
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chartInstance.current = null;
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};
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}, []);
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// 更新图表数据（period/data 变化时）
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useEffect(() => {
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if (!chartInstance.current) return;
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chartInstance.current.setOption({
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grid: { left: 0, right: 0, top: 10, bottom: 0 },
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tooltip: {
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trigger: "axis",
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show: true,
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confine: true,
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backgroundColor: "rgba(17, 24, 39, 0.9)",
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borderColor: "#374151",
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textStyle: { color: "#f9fafb", fontSize: 12, fontWeight: 500 },
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formatter: (params: any) => {
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const d = params[0];
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return `<div style="padding: 4px 8px;">
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<span style="color: #9ca3af; font-size: 11px;">${d.axisValueLabel}</span><br/>
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<span style="color: #10b981; font-weight: 600; font-size: 14px;">${Number(d.value).toFixed(4)}%</span>
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</div>`;
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},
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},
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xAxis: {
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type: "category",
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data: xLabels,
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axisLine: { show: false },
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axisTick: { show: false },
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axisLabel: {
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show: xLabels.length > 0 && xLabels.length <= 24,
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color: "#9ca3af",
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fontSize: 10,
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fontWeight: 500,
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interval: Math.max(0, Math.floor(xLabels.length / 7) - 1),
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},
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},
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yAxis: {
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type: "value",
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axisLine: { show: false },
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axisTick: { show: false },
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axisLabel: { show: false },
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splitLine: { show: false },
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},
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series: [
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{
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data: chartData,
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type: "line",
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smooth: true,
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symbol: chartData.length <= 30 ? "circle" : "none",
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symbolSize: 4,
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lineStyle: { color: "#10b981", width: 2 },
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itemStyle: { color: "#10b981" },
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areaStyle: {
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color: {
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type: "linear",
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x: 0, y: 0, x2: 0, y2: 1,
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colorStops: [
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{ offset: 0, color: "rgba(16, 185, 129, 0.3)" },
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{ offset: 1, color: "rgba(16, 185, 129, 0)" },
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],
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},
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},
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},
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],
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}, true);
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}, [chartData, xLabels]);
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return (
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<div className="bg-bg-surface dark:bg-gray-800 rounded-3xl border border-border-gray dark:border-gray-700 p-4 md:p-8 flex flex-col gap-4 w-full shadow-md">
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{/* Header */}
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<div className="flex items-center gap-3 flex-shrink-0">
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<Image src="/assets/tokens/usd-coin-usdc-logo-10.svg" alt="USDC" width={32} height={32} />
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<h1 className="text-heading-h2 font-bold text-text-primary dark:text-white leading-[130%] tracking-[-0.01em]">
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{t("supply.usdcLendPool")}
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</h1>
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</div>
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{/* Historical APY Section */}
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<div className="flex items-start justify-between flex-shrink-0">
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{/* Left - APY Display */}
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<div className="flex flex-col gap-1">
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<span className="text-[12px] font-bold text-text-tertiary dark:text-gray-400 leading-[16px] tracking-[1.2px] uppercase">
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{t("supply.historicalApy")}
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</span>
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<div className="flex items-center gap-2">
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<span className="text-heading-h2 font-bold text-[#10b981] dark:text-green-400 leading-[130%] tracking-[-0.01em]">
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{isLoading ? "--" : currentAPY > 0 ? `${currentAPY.toFixed(4)}%` : "--"}
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</span>
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{!isLoading && apyData && apyData.history.length > 1 && (
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<div className={`rounded-full px-2 py-0.5 flex items-center justify-center ${apyChange >= 0 ? "bg-[#e1f8ec] dark:bg-green-900/30" : "bg-red-50 dark:bg-red-900/30"}`}>
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<span className={`text-caption-tiny font-bold leading-[150%] tracking-[0.01em] ${apyChange >= 0 ? "text-[#10b981] dark:text-green-400" : "text-red-500 dark:text-red-400"}`}>
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{apyChange >= 0 ? "+" : ""}{apyChange.toFixed(4)}%
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</span>
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</div>
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)}
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</div>
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</div>
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{/* Right - Period Selector */}
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<div className="bg-[#F9FAFB] dark:bg-gray-700 rounded-xl p-1 flex items-center gap-1">
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{(["1W", "1M", "1Y"] as Period[]).map((p) => (
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<Button
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key={p}
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size="sm"
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variant={selectedPeriod === p ? "solid" : "light"}
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onPress={() => setSelectedPeriod(p)}
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>
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{p}
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</Button>
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))}
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</div>
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</div>
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{/* Chart Section — 始终渲染 div，避免 echarts 实例因 DOM 销毁而失效 */}
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<div className="w-full relative" style={{ height: "260px" }}>
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<div
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ref={chartRef}
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className="w-full h-full"
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style={{ background: "linear-gradient(0deg, rgba(16, 185, 129, 0.1) 0%, transparent 100%)" }}
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/>
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{/* Loading 遮罩 */}
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{isLoading && (
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<div className="absolute inset-0 flex items-center justify-center bg-white/60 dark:bg-gray-800/60">
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<span className="text-sm text-text-tertiary dark:text-gray-400">{t("common.loading")}</span>
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</div>
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)}
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</div>
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</div>
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);
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}
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