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"use client";
import { cn } from "@/utils/ui";
import { useRef, useState, type ComponentProps } from "react";
import { useFocusLock } from "@/hooks/use-focus-lock";
import { Button } from "@/components/ui/button";
import { HugeiconsIcon } from "@hugeicons/react";
import { ArrowTurnBackwardIcon } from "@hugeicons/core-free-icons";
const DRAG_SENSITIVITIES = {
default: 1,
slow: 0.5,
} as const;
type DragSensitivity = "default" | "slow";
interface NumberFieldProps
extends Omit<ComponentProps<"input">, "size" | "type"> {
icon?: React.ReactNode;
dragSensitivity?: DragSensitivity;
onScrub?: (value: number) => void;
onScrubEnd?: () => void;
allowExpressions?: boolean;
onReset?: () => void;
isDefault?: boolean;
}
function NumberField({
className,
icon,
disabled,
dragSensitivity = "default",
onScrub,
onScrubEnd,
value,
allowExpressions = true,
onKeyDown,
onFocus,
onBlur,
onMouseDown,
onReset,
isDefault = false,
ref,
...props
}: NumberFieldProps & { ref?: React.Ref<HTMLInputElement> }) {
const iconRef = useRef<HTMLSpanElement>(null);
const inputRef = useRef<HTMLInputElement>(null);
const startValueRef = useRef(0);
const cumulativeDeltaRef = useRef(0);
const [isInputFocused, setIsInputFocused] = useState(false);
const { containerRef: wrapperRef } = useFocusLock<HTMLDivElement>({
isActive: isInputFocused,
onDismiss: () => inputRef.current?.blur(),
cursor: "text",
allowSelector: "input, textarea, [contenteditable]",
});
const handleIconPointerDown = (event: React.PointerEvent) => {
if (!onScrub || disabled || event.button !== 0) return;
const parsed = parseFloat(String(value ?? "0"));
startValueRef.current = Number.isNaN(parsed) ? 0 : parsed;
cumulativeDeltaRef.current = 0;
let hasReceivedFirstMove = false;
iconRef.current?.requestPointerLock();
const handlePointerMove = (moveEvent: PointerEvent) => {
// first movementX after pointer lock often contains a bogus warp delta
if (!hasReceivedFirstMove) {
hasReceivedFirstMove = true;
return;
}
cumulativeDeltaRef.current += moveEvent.movementX;
const newValue =
startValueRef.current +
cumulativeDeltaRef.current * DRAG_SENSITIVITIES[dragSensitivity];
onScrub(newValue);
};
const handlePointerUp = () => {
document.removeEventListener("pointermove", handlePointerMove);
document.removeEventListener("pointerup", handlePointerUp);
document.exitPointerLock();
onScrubEnd?.();
};
document.addEventListener("pointermove", handlePointerMove);
document.addEventListener("pointerup", handlePointerUp);
};
const canScrub = Boolean(icon && onScrub);
return (
<div
ref={wrapperRef}
className={cn(
"border-border bg-accent flex h-7 w-full min-w-0 items-center rounded-md border text-sm outline-none disabled:pointer-events-none disabled:cursor-not-allowed disabled:opacity-50 focus-within:border-primary focus-within:ring-0 focus-within:ring-primary/10 aria-invalid:border-destructive aria-invalid:ring-destructive/20 dark:aria-invalid:ring-destructive/40",
disabled && "pointer-events-none cursor-not-allowed opacity-50",
className,
)}
>
{icon && (
<span
ref={iconRef}
className={cn(
"text-muted-foreground [&_svg]:!size-3.5 shrink-0 select-none pl-2.5 text-sm leading-none",
canScrub && "cursor-ew-resize",
)}
onPointerDown={canScrub ? handleIconPointerDown : undefined}
>
{icon}
</span>
)}
<input
type={allowExpressions ? "text" : "number"}
inputMode={allowExpressions ? "decimal" : undefined}
ref={inputRef}
disabled={disabled}
value={value}
className={cn(
"min-w-0 flex-1 text-sm leading-none bg-transparent outline-none [appearance:textfield] [&::-webkit-inner-spin-button]:appearance-none [&::-webkit-outer-spin-button]:appearance-none",
icon ? "px-1.5" : "pl-2.5",
onReset ? "pr-0" : "pr-2.5",
)}
onMouseDown={(event) => {
const inputElement = event.currentTarget;
const shouldPreventNativeCaretPlacement =
event.button === 0 && document.activeElement !== inputElement;
if (shouldPreventNativeCaretPlacement) {
event.preventDefault();
inputElement.focus();
inputElement.select();
}
onMouseDown?.(event);
}}
onFocus={(event) => {
setIsInputFocused(true);
event.currentTarget.select();
onFocus?.(event);
}}
onKeyDown={(event) => {
const shouldBlurInput =
event.key === "Enter" || event.key === "Escape";
if (shouldBlurInput) event.currentTarget.blur();
onKeyDown?.(event);
}}
onBlur={(event) => {
setIsInputFocused(false);
onBlur?.(event);
}}
{...props}
/>
{onReset && !isDefault && (
<div className="shrink-0 pr-2 flex items-center">
<Button
variant="text"
size="text"
aria-label="Reset to default"
onClick={onReset}
>
<HugeiconsIcon icon={ArrowTurnBackwardIcon} className="!size-3.5" />
</Button>
</div>
)}
</div>
);
}
export { NumberField };
|
