Number field

npm install react-aria-components

"use client";

import { Button, Group, Input, Label, NumberField as AriaNumberField, type NumberFieldProps as AriaNumberFieldProps } from "react-aria-components";

const styles = {
  root: "flex flex-col font-(family-name:--tui-font) data-disabled:opacity-(--tui-number-field-disabled-opacity)",
  // A soft box with a round button at each end and the number, under its name, between them.
  box: "flex min-h-(--tui-number-field-height) w-full items-center gap-2 rounded-(--tui-number-field-radius) bg-(--tui-number-field-bg) px-(--tui-number-field-padding) transition-[box-shadow] duration-(--tui-number-field-duration) ease-out data-focus-within:[box-shadow:0_0_0_var(--tui-number-field-ring-width)_var(--tui-number-field-ring)]",
  middle: "flex min-w-0 flex-1 flex-col items-center gap-(--tui-number-field-gap)",
  label: "text-(length:--tui-number-field-label-size) leading-none font-(--tui-number-field-label-weight) text-(--tui-number-field-label)",
  input: "w-full min-w-0 border-none bg-transparent p-0 text-center font-(family-name:--tui-font) text-(length:--tui-number-field-font-size) leading-tight font-(--tui-number-field-font-weight) text-(--tui-number-field-fg) tabular-nums outline-none",
  step: "flex size-(--tui-number-field-step-size) shrink-0 cursor-default items-center justify-center rounded-full border-none bg-(--tui-number-field-step-bg) text-(--tui-number-field-step-fg) shadow-(--tui-number-field-step-shadow) outline-none transition-[background-color,scale,opacity] duration-(--tui-number-field-duration) ease-out data-disabled:opacity-40 data-disabled:shadow-none data-hovered:bg-(--tui-number-field-step-bg-hover) data-pressed:scale-90",
};

export interface NumberFieldProps extends Omit<AriaNumberFieldProps, "className" | "children"> {
  label?: string;
  className?: string;
}

export function NumberField({ label, className, ...props }: NumberFieldProps) {
  return (
    <AriaNumberField {...props} className={[styles.root, className].filter(Boolean).join(" ")}>
      <Group data-slot="number-field" className={styles.box}>
        <Button slot="decrement" className={styles.step}>
          <svg aria-hidden viewBox="0 0 16 16" fill="none" stroke="currentColor" strokeWidth="1.75" strokeLinecap="round" className="size-[44%]">
            <path d="M3.500 8h9" />
          </svg>
        </Button>
        <span className={styles.middle}>
          {label && <Label className={styles.label}>{label}</Label>}
          <Input className={styles.input} />
        </span>
        <Button slot="increment" className={styles.step}>
          <svg aria-hidden viewBox="0 0 16 16" fill="none" stroke="currentColor" strokeWidth="1.75" strokeLinecap="round" className="size-[44%]">
            <path d="M8 3.500v9M3.500 8h9" />
          </svg>
        </Button>
      </Group>
    </AriaNumberField>
  );
}

: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;

  /* Number field */
  --tui-number-field-height: calc(var(--tui-space) * 15);
  --tui-number-field-padding: calc(var(--tui-space) * 2.5);
  --tui-number-field-gap: calc(var(--tui-space) * 1);
  --tui-number-field-step-size: calc(var(--tui-space) * 10);
  --tui-number-field-radius: calc(var(--tui-radius) * 2.5);
  --tui-number-field-font-size: calc(var(--tui-text) + 4px);
  --tui-number-field-font-weight: 600;
  --tui-number-field-label-size: calc(var(--tui-text) - 2px);
  --tui-number-field-label-weight: 500;
  --tui-number-field-duration: 120ms;
  --tui-number-field-bg: color-mix(in srgb, var(--tui-bg) 95%, var(--tui-fg));
  --tui-number-field-fg: var(--tui-fg);
  --tui-number-field-label: var(--tui-muted-fg);
  --tui-number-field-step-bg: light-dark(var(--tui-bg), color-mix(in srgb, var(--tui-bg) 86%, var(--tui-fg)));
  --tui-number-field-step-fg: var(--tui-fg);
  --tui-number-field-step-shadow: 0 0 0 1px color-mix(in srgb, var(--tui-fg) 5%, transparent), 0 1px 3px rgb(0 0 0 / 0.08);
  --tui-number-field-step-bg-hover: light-dark(var(--tui-bg), color-mix(in srgb, var(--tui-bg) 80%, var(--tui-fg)));
  --tui-number-field-ring: var(--tui-fg);
  --tui-number-field-ring-width: 2px;
  --tui-number-field-disabled-opacity: 0.5;
}

.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;
}