Files
nodarium/packages/ui/src/lib/inputs/Number.svelte
Felix Hungenberg 0cfd1e5c96
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feat(ui): add id prop for inputs
2026-01-19 16:43:41 +01:00

170 lines
3.2 KiB
Svelte

<script lang="ts">
interface Props {
value?: number;
step?: number;
min?: number;
max?: number;
id?: string;
}
let {
value = $bindable(1),
step = 1,
min = $bindable(0),
max = $bindable(1),
id
}: Props = $props();
if (min > max) {
[min, max] = [max, min];
}
if (value > max) {
max = value;
}
function strip(input: number) {
return +parseFloat(input + '').toPrecision(2);
}
let inputEl: HTMLInputElement | undefined = $state();
let prev = -1;
function update() {
if (prev === value) return;
if (value.toString().length > 5) {
value = strip(value);
}
prev = value;
}
function handleChange(change: number) {
value = Math.max(min ?? -Infinity, Math.min(+value + change, max ?? Infinity));
}
function handleKeyDown(ev: KeyboardEvent) {
if (ev.key === 'Escape' || ev.key === 'Enter') {
inputEl?.blur();
}
}
$effect(() => {
update();
});
let ratio = $derived(((value - min) / (max - min)) * 100);
</script>
<div>
<div class="component-wrapper">
<button onclick={() => handleChange(-step)}>-</button>
<input
bind:value
bind:this={inputEl}
{id}
{step}
{max}
{min}
type="number"
onkeydown={handleKeyDown}
/>
<button onclick={() => handleChange(+step)}>+</button>
</div>
<div class="slider">
<input
type="range"
bind:value
{min}
{max}
{step}
style={`background: linear-gradient(90deg, var(--text-color) ${ratio}%, var(--layer-2, #4b4b4b) ${ratio}%)`}
/>
</div>
</div>
<style>
.component-wrapper {
display: flex;
background-color: var(--layer-2, #4b4b4b);
user-select: none;
transition: box-shadow 0.3s ease;
border: solid 1px var(--outline);
overflow: hidden;
border-radius: 0 var(--border-radius, 2px); /* only top */
}
input[type='number']::-webkit-inner-spin-button,
input[type='number']::-webkit-outer-spin-button {
-webkit-appearance: none;
}
input[type='number'] {
-webkit-appearance: textfield;
-moz-appearance: textfield;
appearance: textfield;
cursor: pointer;
font-family: var(--font-family);
font-variant-numeric: tabular-nums;
color: var(--text-color);
background-color: transparent;
padding: var(--padding, 6px);
font-size: 1em;
padding-inline: 10px;
text-align: center;
border: none;
border-style: none;
flex: 1;
width: 72%;
}
button {
background-color: transparent;
border: none;
cursor: pointer;
line-height: 0px;
margin: 0;
color: var(--text-color);
margin-inline: 6px;
}
div input[type='number'] {
color: var(--text-color);
background-color: transparent;
padding: var(--padding, 6px);
padding-inline: 0px;
text-align: center;
border: none;
border-style: none;
}
.slider {
position: relative;
margin-top: -1px; /* hide edge */
}
input[type='range'] {
position: absolute;
appearance: none;
width: 100%;
height: 3px;
background: var(--layer-2, #4b4b4b);
cursor: pointer;
}
/* Thumb: for Chrome, Safari, Edge */
input[type='range']::-webkit-slider-thumb {
-webkit-appearance: none;
appearance: none;
width: 0px;
height: 0px;
box-shadow: none;
}
/* Thumb: for Firefox */
input[type='range']::-moz-range-thumb {
border: none;
width: 0px;
height: 0px;
box-shadow: none;
}
</style>