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<script>
import { untrack } from "svelte";
import { browser } from "$app/environment";
import { invoice as inv, request } from "$lib/store";
import { loc, copy, focus, f, sat, get, s, sats } from "$lib/utils";
import Icon from "$comp/Icon.svelte";
import Slider from "$comp/Slider.svelte";
import { goto } from "$app/navigation";
import { t } from "$lib/translations";
import { enhance } from "$app/forms";
import { tick } from "svelte";
const tipAmounts = ["No", "10%", "15%", "20%"];
let showCustomAmount = $state();
let customInput = $state();
let customTipAmount = $state();
let apply = async (e) => {
e.preventDefault();
if (customTipAmount > 0) {
tipPercent = (customTipAmount / amountFiat) * 100;
showCustomAmount = false;
}
};
let active = (amount) =>
!customTipAmount && Math.round(tipPercent) === parseInt(amount.slice(0, 2));
const handleCustomTipAmount = (e) => {
customTipAmount = e.target.value;
tipPercent = (customTipAmount / amountFiat) * 100;
tip = Math.round((amount / 100) * tipPercent);
};
let timeout;
const handleSlide = (e) => {
customTipAmount = "";
if (customInput) {
customInput.value = "";
}
tipPercent = e.target.value;
tip = Math.round((amount / 100) * tipPercent);
};
let submitting = $state();
const handleTipButtonClick = async (v) => {
submitting = true;
if (v === "No") {
tipPercent = 0;
tip = 0;
} else {
tipPercent = parseInt(v.slice(0, 2));
tip = Math.round((amount / 100) * tipPercent);
}
await tick();
submit.click();
};
let submit = $state();
let { data } = $props();
let { invoice, id, user } = $state(data);
let {
aid,
amount,
hash,
items,
type,
received,
prompt,
text,
tip,
user: { username },
} = $state(invoice);
let locale = $derived(loc(user));
let qr;
let tipPercent = $state((tip / amount) * 100);
let fullscreen;
let currency = user?.currency || invoice.currency;
let rate = invoice.rate * (data.rate / data.invoiceRate);
$effect(() => {
tip = Math.round((amount / 100) * untrack(() => tipPercent));
});
let amountFiat = $derived(parseFloat(((amount * rate) / sats).toFixed(2)));
let tipAmount = $derived(((tip * rate) / sats).toFixed(2));
let invoiceAmountFiatFormatted = $derived(f(amountFiat, currency));
</script>
<div class="container px-4 max-w-lg text-center mx-auto">
<form method="POST" use:enhance class="space-y-5">
<input type="hidden" name="id" value={id} />
<input type="hidden" name="tip" value={tip} />
<h1 class="text-4xl font-semibold my-8">{$t("invoice.addTipq")}</h1>
{#if !showCustomAmount}
<div class="my-2 text-xl">{Math.round(tipPercent)}%</div>
<Slider handle={handleSlide} bind:value={tipPercent} />
<div class="flex mb-8 text-lg">
<div>
<span class="mr-1">
{f(amountFiat, currency, locale)}
<span class="font-semibold">+{f(tipAmount, currency, locale)}</span>
</span>
</div>
<div class="ml-auto text-lg flex gap-2">
<div class="flex items-center">
<iconify-icon
noobserver
icon="ph:lightning-fill"
class="text-yellow-300"
></iconify-icon>
<div>{s(amount, locale)}</div>
</div>
<div class="flex items-center">
<div class="font-semibold">
+{s(tip, locale)}
</div>
</div>
</div>
</div>
<div class="space-y-2">
{#if tip}
<button type="button" class="btn" onclick={() => submit.click()}
>Next</button
>
<button type="button" class="btn" onclick={() => (tipPercent = 0)}
>Reset</button
>
{:else}
{#each tipAmounts as amount, i}
{#if i === 0}
<button
use:focus
type="button"
class="btn"
class:active={active(amount, tipPercent)}
onclick={() => handleTipButtonClick(amount)}>{amount}</button
>
{:else}
<button
type="button"
class="btn"
class:active={active(amount, tipPercent)}
onclick={() => handleTipButtonClick(amount)}>{amount}</button
>
{/if}
{/each}
{/if}
</div>
<div class="space-y-2">
<button
type="button"
class="btn"
onclick={() => (showCustomAmount = true)}
>{$t("payments.custom")}</button
>
<a href={`/invoice/${id}`} class="btn">{$t("payments.cancel")}</a>
</div>
{/if}
<button type="submit" bind:this={submit}></button>
</form>
{#if showCustomAmount}
<form onsubmit={apply} class="space-y-2">
<input
bind:this={customInput}
type="number"
step="0.01"
oninput={(e) => handleCustomTipAmount(e)}
placeholder={$t("payments.amount")}
use:focus
/>
<button type="submit" class="btn" disabled={!customTipAmount}
>Apply</button
>
</form>
{/if}
</div>
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