Files
auv/src/routes/sectors.tsx
T

232 lines
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TypeScript

import { createFileRoute } from "@tanstack/react-router";
import { useState, useEffect, useMemo } from "react";
import { fetchSectors, type SectorItem, type SectorType } from "@/lib/stock-api";
import { Card, CardContent } from "@/components/ui/card";
import { ArrowLeft, TrendingUp, TrendingDown, RefreshCw } from "lucide-react";
import { Link } from "@tanstack/react-router";
export const Route = createFileRoute("/sectors")({
component: SectorsPage,
});
const TABS: { key: SectorType; label: string }[] = [
{ key: "industry", label: "行业板块" },
{ key: "concept", label: "概念板块" },
];
type SortMode = "mainNetInflow" | "changePercent";
function SectorsPage() {
const [tab, setTab] = useState<SectorType>("industry");
const [data, setData] = useState<SectorItem[]>([]);
const [loading, setLoading] = useState(true);
const [sort, setSort] = useState<SortMode>("mainNetInflow");
const loadData = (t: SectorType) => {
setLoading(true);
fetchSectors(t).then((items) => {
setData(items);
setLoading(false);
});
};
useEffect(() => {
loadData(tab);
}, [tab]);
const sorted = useMemo(() => {
return [...data].sort((a, b) => {
if (sort === "mainNetInflow") return b.mainNetInflow - a.mainNetInflow;
return (b.changePercent ?? 0) - (a.changePercent ?? 0);
});
}, [data, sort]);
return (
<div className="min-h-screen bg-background">
{/* 顶栏 */}
<header className="sticky top-0 z-10 bg-background/95 backdrop-blur border-b">
<div className="max-w-5xl mx-auto px-4 h-12 flex items-center justify-between">
<div className="flex items-center gap-3">
<Link to="/" className="hover:opacity-70 transition-opacity">
<ArrowLeft className="h-5 w-5" />
</Link>
<h1 className="text-base font-semibold">板块资金流向</h1>
</div>
<button
onClick={() => loadData(tab)}
className="text-muted-foreground hover:text-foreground transition-colors"
>
<RefreshCw className={`h-4 w-4 ${loading ? "animate-spin" : ""}`} />
</button>
</div>
</header>
{/* Tab + Sorting 切换 */}
<div className="max-w-5xl mx-auto px-4 mt-4 flex items-center gap-2">
<div className="flex gap-1 bg-muted rounded-lg p-1 flex-1">
{TABS.map((t) => (
<button
key={t.key}
onClick={() => setTab(t.key)}
className={`flex-1 py-1.5 text-sm font-medium rounded-md transition-colors ${
tab === t.key
? "bg-background text-foreground shadow-sm"
: "text-muted-foreground hover:text-foreground"
}`}
>
{t.label}
</button>
))}
</div>
<div className="flex gap-0.5 text-xs border rounded overflow-hidden shrink-0">
<button onClick={() => setSort("mainNetInflow")}
className={`px-2 py-1 transition-colors ${
sort === "mainNetInflow"
? "bg-primary text-primary-foreground"
: "text-muted-foreground hover:text-foreground"
}`}
>主力</button>
<button onClick={() => setSort("changePercent")}
className={`px-2 py-1 transition-colors ${
sort === "changePercent"
? "bg-primary text-primary-foreground"
: "text-muted-foreground hover:text-foreground"
}`}
>涨幅</button>
</div>
</div>
{/* 数据信息 */}
<div className="max-w-5xl mx-auto px-4 mt-2">
<p className="text-[10px] text-muted-foreground">
{sorted.length} 个板块 · {sort === "mainNetInflow" ? "主力净流入" : "涨跌幅"}降序
</p>
</div>
{/* 卡片网格 */}
<div className="max-w-5xl mx-auto px-4 mt-3 pb-8">
{loading ? (
<div className="grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 lg:grid-cols-5 gap-3">
{Array.from({ length: 20 }).map((_, i) => (
<div key={i} className="animate-pulse rounded-xl bg-muted h-32" />
))}
</div>
) : (
<div className="grid grid-cols-2 sm:grid-cols-3 md:grid-cols-4 lg:grid-cols-5 gap-3">
{sorted.map((item) => (
<SectorBlock key={item.code} item={item} />
))}
</div>
)}
</div>
</div>
);
}
function formatInflow(val: number | null | undefined): string {
if (val == null) return "--";
const abs = Math.abs(val);
if (abs >= 1e8) return (val / 1e8).toFixed(2) + "亿";
if (abs >= 1e4) return (val / 1e4).toFixed(0) + "万";
return val.toFixed(0);
}
function FundFlowBar({ value, maxAbs }: { value: number | null | undefined; maxAbs: number }) {
if (value == null) return null;
const pct = maxAbs > 0 ? (value / maxAbs) * 100 : 0;
const isPos = value >= 0;
return (
<div className="flex items-center gap-1">
<div className="flex-1 h-1.5 rounded-full bg-muted overflow-hidden">
<div
className={`h-full rounded-full transition-all ${
isPos ? "bg-red-500/60" : "bg-green-500/60"
}`}
style={{ width: `${Math.min(Math.abs(pct), 100)}%`, marginLeft: isPos ? "50%" : undefined }}
/>
</div>
<span className={`text-[10px] font-medium tabular-nums w-14 text-right ${
isPos ? "text-red-500" : "text-green-500"
}`}>
{formatInflow(value)}
</span>
</div>
);
}
function SectorBlock({ item }: { item: SectorItem }) {
const inflow = item.mainNetInflow;
const isPositive = inflow >= 0;
const change = item.changePercent;
const maxAbs = Math.max(
Math.abs(item.mainNetInflow),
Math.abs(item.superLargeInflow ?? 0),
Math.abs(item.largeInflow ?? 0),
Math.abs(item.mediumInflow ?? 0),
Math.abs(item.smallInflow ?? 0),
1
);
return (
<Card className="rounded-xl hover:shadow-md transition-shadow">
<CardContent className="p-3 space-y-2">
{/* 板块名称 */}
<div className="flex items-center justify-between gap-1">
<p className="text-sm font-medium truncate" title={item.name}>
{item.name}
</p>
{item.code && (
<span className="shrink-0 text-[9px] text-muted-foreground/60 font-mono">
{item.code.replace("BK", "")}
</span>
)}
</div>
{/* 涨跌幅 */}
<div className="flex items-center justify-between">
{change != null ? (
<span
className={`inline-flex items-center gap-0.5 text-xs font-semibold ${
change >= 0 ? "text-red-500" : "text-green-500"
}`}
>
{change >= 0 ? (
<TrendingUp className="h-3 w-3" />
) : (
<TrendingDown className="h-3 w-3" />
)}
{change >= 0 ? "+" : ""}
{change.toFixed(2)}%
</span>
) : (
<span className="text-xs text-muted-foreground">--</span>
)}
<span className="text-[10px] text-muted-foreground">
{formatInflow(item.turnover)}
</span>
</div>
{/* 主力净流入 */}
<div className="pt-1.5 border-t border-border/40">
<div className="flex items-center justify-between mb-1">
<span className="text-[10px] text-muted-foreground">主力净流入</span>
<span className={`text-xs font-bold tabular-nums ${
isPositive ? "text-red-500" : "text-green-500"
}`}>
{isPositive ? "+" : ""}{formatInflow(inflow)}
</span>
</div>
{/* 资金流向明细条 */}
<div className="space-y-0.5">
<FundFlowBar value={item.superLargeInflow} maxAbs={maxAbs} />
<FundFlowBar value={item.largeInflow} maxAbs={maxAbs} />
<FundFlowBar value={item.mediumInflow} maxAbs={maxAbs} />
<FundFlowBar value={item.smallInflow} maxAbs={maxAbs} />
</div>
</div>
</CardContent>
</Card>
);
}