Stat

import type { ComponentProps, ReactNode } from "react";

const trends = {
  up: { color: "text-(--tui-stat-up)", path: "M4 10l4-4 4 4", word: "Up" },
  down: { color: "text-(--tui-stat-down)", path: "M4 6l4 4 4-4", word: "Down" },
  flat: { color: "text-(--tui-stat-label)", path: "M4 8h8", word: "No change" },
};

export interface StatProps extends Omit<ComponentProps<"div">, "children"> {
  label: ReactNode;
  value: ReactNode;
  /** How it moved, e.g. "12%". */
  change?: ReactNode;
  trend?: keyof typeof trends;
}

export function Stat({ label, value, change, trend = "flat", className, ...props }: StatProps) {
  const t = trends[trend];
  return (
    <div
      data-slot="stat"
      {...props}
      className={[
        "flex flex-col gap-(--tui-stat-gap) rounded-(--tui-stat-radius) border-solid border-(length:--tui-stat-border-width) border-(--tui-stat-border) bg-(--tui-stat-bg) p-(--tui-stat-padding) font-(family-name:--tui-font) shadow-(--tui-stat-shadow)",
        className,
      ]
        .filter(Boolean)
        .join(" ")}
    >
      <div className="text-(length:--tui-stat-label-size) leading-none text-(--tui-stat-label)">{label}</div>
      <div className="flex items-baseline gap-2">
        <div className="text-(length:--tui-stat-value-size) leading-none font-(--tui-stat-value-weight) tracking-tight text-(--tui-stat-fg) tabular-nums">{value}</div>
        {change && (
          <div className={`inline-flex items-center gap-0.5 text-(length:--tui-stat-label-size) leading-none font-medium ${t.color}`}>
            <svg aria-hidden viewBox="0 0 16 16" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" className="size-[1.1em]">
              <path d={t.path} />
            </svg>
            <span className="sr-only">{t.word}</span>
            {change}
          </div>
        )}
      </div>
    </div>
  );
}

:root {
  color-scheme: light;
  --tui-bg: #ffffff;
  --tui-fg: #0a0a0a;
  --tui-muted: #f5f5f5;
  --tui-muted-fg: #737373;
  --tui-border: #e5e5e5;
  --tui-primary: #171717;
  --tui-primary-fg: #fafafa;
  --tui-ring: #a3a3a3;
  --tui-success: #16a34a;
  --tui-warning: #d97706;
  --tui-danger: #dc2626;
  --tui-radius: 8px;
  --tui-border-width: 1px;
  --tui-space: 4px;
  --tui-shadow: none;
  --tui-font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --tui-text: 14px;
  --tui-duration: 150ms;

  /* Stat */
  --tui-stat-padding: calc(var(--tui-space) * 5);
  --tui-stat-gap: calc(var(--tui-space) * 3);
  --tui-stat-radius: calc(var(--tui-radius) * 1.5);
  --tui-stat-border-width: var(--tui-border-width);
  --tui-stat-shadow: var(--tui-shadow);
  --tui-stat-value-size: 28px;
  --tui-stat-value-weight: 600;
  --tui-stat-label-size: 13px;
  --tui-stat-bg: var(--tui-bg);
  --tui-stat-fg: var(--tui-fg);
  --tui-stat-label: var(--tui-muted-fg);
  --tui-stat-border: var(--tui-border);
  --tui-stat-up: var(--tui-success);
  --tui-stat-down: var(--tui-danger);
}

.dark,
[data-theme="dark"] {
  color-scheme: dark;
  --tui-bg: #0a0a0a;
  --tui-fg: #fafafa;
  --tui-muted: #1c1c1c;
  --tui-muted-fg: #a3a3a3;
  --tui-border: #2a2a2a;
  --tui-primary: #fafafa;
  --tui-primary-fg: #171717;
  --tui-ring: #737373;
  --tui-success: #22c55e;
  --tui-warning: #f59e0b;
  --tui-danger: #ef4444;
}