2023-01-07 16:01:53 +01:00

114 lines
3.5 KiB
TypeScript

/* @refresh reload */
import { type Component, createSignal, JSX, Setter } from "solid-js";
import type { InputProps } from "../types/interfaces";
import Row from "./row";
function setupEventListener(id: string, setIsHover: Setter<boolean>): () => void {
let isMounted = true;
function hover(hover: boolean): void {
if (isMounted) {
setIsHover(hover);
}
}
const el = document.getElementById(id);
el?.addEventListener("pointerenter", () => hover(true));
el?.addEventListener("pointerleave", () => hover(false));
return () => {
el?.removeEventListener("pointerenter", () => hover(true));
el?.removeEventListener("pointerleave", () => hover(false));
isMounted = false;
}
}
/**
* Sets isText to 'true' or 'false' using the setIsText function.
* if the value of the input element is not empty and it's different from the current value
*/
function setSetIsText(id: string | undefined, isText: boolean, setIsText: Setter<boolean>): void {
if (id) {
const el = document.getElementById(id) as HTMLInputElement | HTMLTextAreaElement | null;
if (el && el.value !== "" !== isText) {
setIsText(el.value !== "");
}
}
}
interface Input<T> extends InputProps<T> {
leading?: JSX.Element,
trailing?: JSX.Element,
}
export const Input: Component<Input<HTMLInputElement>> = (
{
className,
id,
name,
type = "text",
title,
placeholder,
required = false,
onChange,
leading,
trailing
}): JSX.Element => {
/**
* Is 'true' if the input element is in focus
*/
const [isFocused, setIsFocused] = createSignal(false);
/**
* Is 'true' if the user is hovering over the input element
*/
const [isHover, setIsHover] = createSignal(false);
/**
* Is 'true' if the input element contains any characters
*/
const [isText, setIsText] = createSignal(false);
document.addEventListener("DOMContentLoaded", () => {
if (id && title) {
setupEventListener(id, setIsHover);
}
});
return (
<Row className={ "relative" }>
{ leading }
<HoverTitle title={ title } isActive={ isFocused() || isHover() || isText() } htmlFor={ id }/>
<input
class={ `bg-default-bg focus:border-cyan-500 outline-none border-2 border-gray-500
hover:border-t-cyan-400 ${ className }` }
id={ id }
onFocus={ () => setIsFocused(true) }
onBlur={ () => setIsFocused(false) }
name={ name ?? undefined }
type={ type }
placeholder={ placeholder ?? undefined }
required={ required }
onInput={ () => setSetIsText(id, isText(), setIsText) }
onChange={ onChange /*TODO only called after ENTER*/ }/>
{ trailing }
</Row>
);
}
function HoverTitle(
{
title,
isActive = false,
htmlFor
}: { title?: string | null, isActive?: boolean, htmlFor?: string }): JSX.Element {
return (
<label class={ `absolute pointer-events-none
${ isActive ? "-top-2 left-3 default-bg text-sm" : "left-2 top-1" }
transition-all duration-150 text-gray-600 dark:text-gray-400` }
for={ htmlFor }>
<div class={ "z-50 relative" }>{ title }</div>
<div class={ "w-full h-2 default-bg absolute bottom-1/3 z-10" }/>
</label>
);
}