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<script>
import { invalidate } from "$app/navigation";
import { untrack } from "svelte";
import handler from "$lib/handler";
import { onDestroy, onMount } from "svelte";
import { t } from "$lib/translations";
import { goto, invalidateAll } from "$app/navigation";
import { pin } from "$lib/store";
import { enhance } from "$app/forms";
import Amount from "$comp/Amount.svelte";
import Avatar from "$comp/Avatar.svelte";
import Icon from "$comp/Icon.svelte";
import Numpad from "$comp/Numpad.svelte";
import Spinner from "$comp/Spinner.svelte";
import { page } from "$app/stores";
import {
btc,
sat,
post,
back,
f,
toFiat,
s,
sats,
focus,
loc,
} from "$lib/utils";
let { data, form } = $props();
let { trusted, balance, invoice, user } = $state(data);
let { address, hash, payreq, user: recipient, tip } = $state(invoice);
let { currency } = $derived(user);
let locale = $derived(loc(user));
let { amount } = $state(form || invoice);
let rate = $derived(invoice.rate * (data.rate / data.invoiceRate));
let a = $state(),
af = $state(),
fiat = $state(untrack(() => !amount));
let amountFiat = $state((untrack(() => amount) * untrack(() => rate)) / sats);
let setAmount = () => {
amount = a;
amountFiat = af;
};
let submit = $state(),
submitting = $state();
let toggle = () => (submitting = !submitting);
let external = async () => {
let { id } = await post(`/invoice`, {
invoice: {
...invoice,
type: "lightning",
amount,
currency,
},
user: { username: recipient.username },
});
goto(`/invoice/${id}?options=true`, {
invalidateAll: true,
});
};
let toggleTrust = async (e) => {
e.preventDefault();
e.stopPropagation();
if (trusted) {
await post("/post/trust/delete", { id: recipient.id });
} else {
await post("/post/trust", { id: recipient.id });
}
invalidate("app:trust");
};
$effect(() => {
if (form?.message?.includes("pin")) $pin = undefined;
submitting = false;
});
// onMount(async () => {
// if (browser && window.NDEFReader && user.nfc) {
// try {
// let ndef = new NDEFReader();
// await ndef.scan();
//
// ndef.addEventListener('readingerror', (e) => {
// console.log('nfc error', e);
// });
//
// ndef.addEventListener('reading', ({ message, serialNumber }) => {
// console.log(message, serialNumber);
// });
// } catch (e) {
// console.log('NFC error', e);
// }
// }
// });
let setMax = (e) => {
e.preventDefault();
fiat = false;
amount = balance;
};
</script>
{#if form?.message}
<div class="text-red-600 text-center">
{form.message}
</div>
{/if}
<div class="container px-4 max-w-xl mx-auto text-center space-y-5">
{#if amount}
<h1 class="text-4xl font-bold">
{$t("payments.send")}
</h1>
<Amount {amount} {tip} {rate} {currency} {locale} />
<h1 class="text-xl text-secondary">
{$t("payments.to")}
</h1>
<div class="flex p-1 gap-2 justify-center">
<Avatar user={recipient} size={"20"} />
<p class="text-4xl break-words my-auto">
{recipient.username}
</p>
</div>
{#if invoice.items.length}
<h1 class="text-xl md:text-2xl text-secondary">
{$t("payments.for")}
</h1>
{#each invoice.items as i}
<div class="grid grid-cols-4 text-xl">
<div class="mr-auto grow col-span-2">
<span class="mr-2">{i.quantity}</span>
{i.name}
</div>
<div class="font-semibold text-right">
{f(i.price * i.quantity, invoice.currency)}
</div>
<div class="text-secondary text-right text-lg my-auto">
{sat(btc(i.price * i.quantity, invoice.rate))}
</div>
</div>
{/each}
{/if}
{:else}
<Numpad
bind:amount={a}
bind:amountFiat={af}
bind:fiat
{currency}
{rate}
{submit}
/>
{/if}
<form method="POST" use:enhance={handler(toggle)} class="space-y-2">
<input name="address" value={address} type="hidden" />
<input name="amount" value={amount} type="hidden" />
<input name="payreq" value={payreq} type="hidden" />
<input name="username" value={recipient.username} type="hidden" />
<input name="pin" value={$pin} type="hidden" />
<div class="flex w-full text-xl">
{#if amount}
<button
use:focus
type="submit"
class="btn btn-primary"
disabled={submitting}
>
{#if submitting}
<Spinner />
{:else}
{$t("payments.send")}
{/if}
</button>
{:else}
<button
type="button"
class="btn !w-auto grow"
onclick={setMax}
onkeydown={setMax}>Max ⚡️{s(balance)}</button
>
<button
bind:this={submit}
type="button"
class="btn btn-accent !w-auto grow"
onclick={setAmount}
>
{$t("payments.next")}
</button>
{/if}
</div>
<button type="button" class="btn" onclick={external}
>{$t("payments.moreOptions")}</button
>
{#if !trusted}
<button type="button" class="btn" onclick={toggleTrust}>
<iconify-icon icon="ph:star-fill" width={32}></iconify-icon>
{$t("payments.trustUser")}</button
>
{/if}
</form>
</div>
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