Files
2026-05-03 13:26:31 +01:00

376 lines
12 KiB
TypeScript

"use client";
import { useMemo } from "react";
import {
AreaChart,
Area,
BarChart,
Bar,
Line,
PieChart,
Pie,
Cell,
XAxis,
YAxis,
CartesianGrid,
Tooltip,
ResponsiveContainer,
} from "recharts";
type TrendData = Array<{ date: string; count: number }>;
type TypeData = Array<{ type: string; count: number }>;
type StatusData = Array<{ name: string; count: number }>;
const PIE_COLORS: Record<string, string> = {
Uploaded: "hsl(38 92% 50%)",
Processing: "hsl(217 91% 60%)",
Analyzed: "hsl(160 84% 39%)",
Failed: "hsl(0 84% 60%)",
};
const FALLBACK_COLORS = [
"hsl(217 91% 60%)",
"hsl(260 89% 65%)",
"hsl(190 85% 50%)",
"hsl(340 82% 52%)",
];
const tooltipStyle = {
backgroundColor: "hsl(var(--background) / 0.95)",
border: "1px solid hsl(var(--border) / 0.6)",
borderRadius: "16px",
color: "hsl(var(--foreground))",
backdropFilter: "blur(12px)",
boxShadow: "0 8px 32px rgba(0,0,0,0.12)",
padding: "12px 16px",
fontSize: "13px",
};
const CustomTooltip = ({ active, payload, label }: any) => {
if (!active || !payload?.length) return null;
return (
<div style={tooltipStyle} className="space-y-1.5 min-w-[140px]">
{label && (
<p className="text-[11px] font-bold uppercase tracking-wider text-muted-foreground border-b border-border/40 pb-1.5 mb-1.5">
{label}
</p>
)}
{payload.map((entry: any, index: number) => (
<div key={index} className="flex items-center justify-between gap-4">
<div className="flex items-center gap-2">
<span
className="h-2 w-2 rounded-full shrink-0"
style={{ backgroundColor: entry.color }}
/>
<span className="text-xs text-muted-foreground">{entry.name}</span>
</div>
<span className="text-xs font-bold text-foreground tabular-nums">
{typeof entry.value === "number"
? entry.value.toLocaleString()
: entry.value}
</span>
</div>
))}
</div>
);
};
export function TrendChart({ data }: { data: TrendData }) {
const trendData = useMemo(
() =>
data.map((point, index) => {
const start = Math.max(0, index - 6);
const window = data.slice(start, index + 1);
const average =
window.reduce((sum, item) => sum + item.count, 0) / window.length;
return {
...point,
movingAverage: Number(average.toFixed(2)),
};
}),
[data],
);
const xAxisInterval =
trendData.length > 12 ? Math.floor(trendData.length / 8) : 0;
return (
<div className="w-full h-full">
<ResponsiveContainer width="100%" height="100%">
<AreaChart
data={trendData}
margin={{ top: 10, right: 10, left: -24, bottom: 0 }}
>
<defs>
<linearGradient id="trendFill" x1="0" y1="0" x2="0" y2="1">
<stop
offset="0%"
stopColor="hsl(217 91% 60%)"
stopOpacity={0.5}
/>
<stop
offset="60%"
stopColor="hsl(217 91% 60%)"
stopOpacity={0.15}
/>
<stop
offset="100%"
stopColor="hsl(217 91% 60%)"
stopOpacity={0.02}
/>
</linearGradient>
<linearGradient id="trendStroke" x1="0" y1="0" x2="1" y2="0">
<stop offset="0%" stopColor="hsl(217 91% 60%)" />
<stop offset="100%" stopColor="hsl(260 89% 65%)" />
</linearGradient>
<linearGradient id="avgStroke" x1="0" y1="0" x2="1" y2="0">
<stop offset="0%" stopColor="hsl(260 89% 65%)" />
<stop offset="100%" stopColor="hsl(190 85% 50%)" />
</linearGradient>
<filter id="glow" x="-50%" y="-50%" width="200%" height="200%">
<feGaussianBlur stdDeviation="3" result="coloredBlur" />
<feMerge>
<feMergeNode in="coloredBlur" />
<feMergeNode in="SourceGraphic" />
</feMerge>
</filter>
</defs>
<CartesianGrid
strokeDasharray="3 6"
stroke="hsl(var(--border) / 0.4)"
vertical={false}
/>
<XAxis
dataKey="date"
stroke="hsl(var(--muted-foreground) / 0.5)"
interval={xAxisInterval}
tick={{ fontSize: 11, fontWeight: 500 }}
tickLine={false}
axisLine={false}
tickMargin={8}
/>
<YAxis
stroke="hsl(var(--muted-foreground) / 0.5)"
allowDecimals={false}
tick={{ fontSize: 11, fontWeight: 500 }}
tickLine={false}
axisLine={false}
tickMargin={8}
/>
<Tooltip content={<CustomTooltip />} />
<Area
type="monotone"
dataKey="count"
stroke="url(#trendStroke)"
strokeWidth={2.5}
fillOpacity={1}
fill="url(#trendFill)"
activeDot={{
r: 6,
stroke: "hsl(var(--background))",
strokeWidth: 3,
fill: "hsl(217 91% 60%)",
filter: "url(#glow)",
}}
dot={false}
/>
<Line
type="monotone"
dataKey="movingAverage"
stroke="url(#avgStroke)"
strokeWidth={2}
strokeDasharray="6 4"
dot={false}
/>
</AreaChart>
</ResponsiveContainer>
</div>
);
}
export function ContractTypeChart({ data }: { data: TypeData }) {
const sortedData = useMemo(
() => [...data].sort((a, b) => b.count - a.count),
[data],
);
return (
<div className="w-full h-full">
<ResponsiveContainer width="100%" height="100%">
<BarChart
data={sortedData}
layout="vertical"
margin={{ top: 10, right: 10, left: 0, bottom: 0 }}
>
<defs>
<linearGradient id="barGradient" x1="0" y1="0" x2="1" y2="0">
<stop offset="0%" stopColor="hsl(217 91% 60%)" />
<stop offset="100%" stopColor="hsl(260 89% 65%)" />
</linearGradient>
<linearGradient id="barGradient2" x1="0" y1="0" x2="1" y2="0">
<stop offset="0%" stopColor="hsl(260 89% 65%)" />
<stop offset="100%" stopColor="hsl(190 85% 50%)" />
</linearGradient>
<linearGradient id="barGradient3" x1="0" y1="0" x2="1" y2="0">
<stop offset="0%" stopColor="hsl(190 85% 50%)" />
<stop offset="100%" stopColor="hsl(340 82% 52%)" />
</linearGradient>
<linearGradient id="barGradient4" x1="0" y1="0" x2="1" y2="0">
<stop offset="0%" stopColor="hsl(340 82% 52%)" />
<stop offset="100%" stopColor="hsl(38 92% 50%)" />
</linearGradient>
</defs>
<CartesianGrid
strokeDasharray="3 6"
stroke="hsl(var(--border) / 0.4)"
horizontal={false}
/>
<XAxis
type="number"
stroke="hsl(var(--muted-foreground) / 0.5)"
allowDecimals={false}
tick={{ fontSize: 11, fontWeight: 500 }}
tickLine={false}
axisLine={false}
tickMargin={8}
/>
<YAxis
type="category"
dataKey="type"
width={128}
stroke="hsl(var(--muted-foreground) / 0.5)"
tick={{ fontSize: 11, fontWeight: 600 }}
tickLine={false}
axisLine={false}
tickMargin={8}
/>
<Tooltip
content={<CustomTooltip />}
cursor={{ fill: "hsl(var(--muted) / 0.15)", radius: 8 }}
/>
<Bar dataKey="count" radius={[0, 10, 10, 0]} maxBarSize={32}>
{sortedData.map((item, index) => {
const gradients = [
"url(#barGradient)",
"url(#barGradient2)",
"url(#barGradient3)",
"url(#barGradient4)",
];
return (
<Cell
key={`${item.type}-${index}`}
fill={gradients[index % gradients.length]}
className="transition-all duration-300 hover:opacity-80"
/>
);
})}
</Bar>
</BarChart>
</ResponsiveContainer>
</div>
);
}
export function ContractStatusChart({ data }: { data: StatusData }) {
const total = useMemo(
() => data.reduce((sum, item) => sum + item.count, 0),
[data],
);
return (
<div className="w-full h-full flex flex-col">
<div className="h-[76%] w-full">
<ResponsiveContainer width="100%" height="100%">
<PieChart>
<defs>
<filter id="pieGlow" x="-50%" y="-50%" width="200%" height="200%">
<feGaussianBlur stdDeviation="4" result="coloredBlur" />
<feMerge>
<feMergeNode in="coloredBlur" />
<feMergeNode in="SourceGraphic" />
</feMerge>
</filter>
</defs>
<Pie
data={data}
cx="50%"
cy="50%"
innerRadius={58}
outerRadius={88}
paddingAngle={4}
dataKey="count"
stroke="hsl(var(--background))"
strokeWidth={3}
cornerRadius={6}
>
{data.map((entry, index) => (
<Cell
key={`${entry.name}-${index}`}
fill={
PIE_COLORS[entry.name] ??
FALLBACK_COLORS[index % FALLBACK_COLORS.length]
}
className="transition-all duration-300 hover:opacity-90"
style={{ filter: "drop-shadow(0 2px 8px rgba(0,0,0,0.1))" }}
/>
))}
</Pie>
{total > 0 && (
<text
x="50%"
y="48%"
textAnchor="middle"
dominantBaseline="middle"
>
<tspan
x="50%"
y="48%"
className="fill-foreground text-xl font-bold tracking-tight"
>
{total.toLocaleString()}
</tspan>
<tspan
x="50%"
dy="18"
className="fill-muted-foreground text-[11px] font-medium uppercase tracking-wider"
>
Files
</tspan>
</text>
)}
<Tooltip content={<CustomTooltip />} />
</PieChart>
</ResponsiveContainer>
</div>
<div className="grid grid-cols-2 gap-2.5 pt-2">
{data.map((item, index) => {
const color =
PIE_COLORS[item.name] ??
FALLBACK_COLORS[index % FALLBACK_COLORS.length];
return (
<div
key={`${item.name}-legend`}
className="group flex items-center gap-2.5 rounded-xl border border-border/40 bg-background/40 backdrop-blur-md px-3 py-2 hover:bg-background/60 hover:border-border/60 transition-all cursor-default"
>
<span
className="h-2.5 w-2.5 rounded-full ring-2 ring-offset-1 ring-offset-background"
style={{ backgroundColor: color, "--tw-ring-color": color } as React.CSSProperties}
/>
<span className="text-[11px] text-muted-foreground truncate font-medium">
{item.name}
</span>
<span className="ml-auto text-[11px] font-bold text-foreground tabular-nums">
{item.count}
</span>
</div>
);
})}
</div>
</div>
);
}