dynamic qr lib import and invoice amount param

2 files changed, 266 insertions, 0 deletions

diff --git a/src/routes/invoice/[amount].js b/src/routes/invoice/[amount].js
new file mode 100644
index 00000000..f75a1672
--- /dev/null
+++ b/src/routes/invoice/[amount].js
@@ -0,0 +1,14 @@
+import { post } from '$lib/utils';
+
+const username = 'bob',
+	network = 'lightning';
+
+export async function GET({ params }) {
+  let { amount } = params;
+  console.log("AMT", amount);
+	let { text } = await post('/lightning/invoice', { amount });
+  console.log("TXT", text);
+	await post('/invoice', { invoice: { text, network }, user: { username } });
+
+	return { body: { amount, text } };
+}
diff --git a/src/routes/invoice/[amount].svelte b/src/routes/invoice/[amount].svelte
new file mode 100644
index 00000000..dd6ed7fa
--- /dev/null
+++ b/src/routes/invoice/[amount].svelte
@@ -0,0 +1,252 @@
+<script>
+	import { browser } from '$app/env';
+	import { rate, user, invoiceAmount, invoiceAmountFiat } from '$lib/store';
+	import { Icon } from '$comp';
+	import { goto } from '$app/navigation';
+	import { onMount } from 'svelte';
+
+	export let text;
+  export let amount;
+
+	let tipPercent = 0;
+	const setRate = ($invoiceAmountFiat / $invoiceAmount) * 100000000;
+
+	$: tipAmount = customTipAmount
+		? customTipAmount < 0
+			? (customTipAmount = 0)
+			: customTipAmount
+		: ($invoiceAmountFiat / 100) * tipPercent;
+
+	$: tipAmountFormatted = new Intl.NumberFormat('en-US', {
+		style: 'currency',
+		currency: 'USD'
+	}).format(tipAmount);
+
+	$: tipAmountSats = new Intl.NumberFormat('en-US', { maximumFractionDigits: 0 }).format(
+		tipAmount / (setRate / 100000000)
+	);
+
+	$: totalAmountSats = new Intl.NumberFormat('en-US', { maximumFractionDigits: 0 }).format(
+		$invoiceAmount + parseFloat(tipAmountSats.replace(/,/g, ''))
+	);
+
+	$: totalAmountFormatted = new Intl.NumberFormat('en-US', {
+		style: 'currency',
+		currency: 'USD'
+	}).format($invoiceAmountFiat + tipAmount);
+
+	const invoiceAmountFormatted = new Intl.NumberFormat('en-US', {
+		maximumFractionDigits: 0
+	}).format($invoiceAmount);
+
+	const invoiceAmountFiatFormatted = new Intl.NumberFormat('en-US', {
+		style: 'currency',
+		currency: 'USD'
+	}).format($invoiceAmountFiat);
+
+	let customTipAmount;
+
+	const tipAmounts = ['None', '10%', '15%', '20%'];
+
+	const handleTipButtonClick = (amount) => {
+		customTipAmount = '';
+		if (amount === 'None') {
+			tipPercent = 0;
+		} else {
+			tipPercent = amount.slice(0, 2);
+		}
+	};
+
+	const handleCustomTipAmount = (e) => {
+		tipPercent = 0;
+		customTipAmount = e.target.value;
+	};
+
+	onMount(async () => {
+		if (browser) {
+      let { default: QRCodeStyling } = await import('qr-code-styling');
+			const qrCode = new QRCodeStyling({
+				width: window.screen.width < 640 ? 250 : 300,
+				type: 'svg',
+				data: text,
+				image: '/images/invoice.svg',
+				dotsOptions: {
+					type: 'rounded'
+				},
+				imageOptions: {
+					hideBackgroundDots: false
+				}
+			});
+
+			qrCode.append(document.getElementById('qr'));
+		}
+	});
+</script>
+
+<button class="ml-5 md:ml-20 mt-5 md:mt-10" on:click={() => goto('/receive')}>
+	<Icon icon="arrow-left" style="w-10" />
+</button>
+
+<div class="flex justify-center items-center mb-20 mt-[20px] px-3">
+	<div
+		class="block lg:flex justify-center items-center space-y-10 lg:space-y-0 space-x-0 lg:space-x-24"
+	>
+		{#if $invoiceAmount && $invoiceAmountFiat && $rate && text}
+			<!-- tipping section  -->
+			<div class="text-center space-y-5">
+				<h1 class="text-4xl font-semibold">Add a tip?</h1>
+
+				<div>
+					<span class="font-semibold mr-1">{tipAmountFormatted}</span><span
+						class="text-secondary font-semibold text-sm">{`(${tipAmountSats} SATS)`}</span
+					>
+					<span class="block text-secondary text-sm">{tipPercent}%</span>
+				</div>
+
+				<input
+					id="slider"
+					type="range"
+					min="0"
+					max="100"
+					value={tipPercent}
+					class="px-2"
+					on:input={(e) => {
+						customTipAmount = '';
+						tipPercent = e.target.value;
+					}}
+				/>
+
+				<div>
+					{#each tipAmounts as amount}
+						<button
+							class="bg-primary w-20 py-3 m-1 rounded-2xl font-semibold {tipPercent ===
+								amount.slice(0, 2) ||
+							((tipPercent === 0 || tipPercent === '0') && amount === 'None')
+								? '!bg-black text-white'
+								: ''}"
+							on:click={() => handleTipButtonClick(amount)}>{amount}</button
+						>
+					{/each}
+
+					<div class="relative">
+						<span
+							class="absolute top-[20px] left-5 font-semibold {!customTipAmount
+								? 'opacity-50'
+								: 'opacity-100'}">$</span
+						>
+						<input
+							type="number"
+							min="0"
+							on:input={(e) => handleCustomTipAmount(e)}
+							class="bg-primary rounded-2xl py-3 px-10 font-semibold mt-2 mr-1 w-full md:w-auto"
+							placeholder="Other"
+						/>
+						<button
+							class="w-full md:w-auto mt-2 md:mt-0 bg-black text-white font-semibold py-3 px-7 rounded-2xl {!customTipAmount
+								? 'opacity-50'
+								: 'opacity-100'}"
+							disabled={!customTipAmount}>Done</button
+						>
+					</div>
+				</div>
+			</div>
+
+			<div
+				class="h-[1px] lg:h-[600px] w-full lg:w-[1px] bg-lightgrey rounded-xl"
+				id="section-divider"
+			/>
+
+			<!-- invoice section -->
+			<div class="text-center space-y-5">
+				<span class="text-secondary"
+					>Scan to pay <span class="text-black font-semibold">insert name here</span></span
+				>
+
+				<div
+					id="qr"
+					class="border border-lightgrey rounded-3xl lg:p-5 flex justify-center items-center"
+				/>
+
+				<div class="px-5 space-y-3">
+					<div class="flex justify-between">
+						<span class="font-semibold text-sm">Invoice</span>
+						<span class="font-semibold text-sm"
+							>{invoiceAmountFiatFormatted}
+							<span class="text-secondary font-normal">{`(${invoiceAmountFormatted} SATS)`}</span
+							></span
+						>
+					</div>
+
+					<div class="flex justify-between">
+						<span class="font-semibold text-sm">Tip</span>
+						<span class="font-semibold text-sm"
+							>{tipAmountFormatted}
+							<span class="text-secondary font-normal">{`(${tipAmountSats} SATS)`}</span></span
+						>
+					</div>
+
+					<div class="flex justify-between">
+						<span class="font-bold">Total</span>
+						<span class="font-bold"
+							>{totalAmountFormatted}
+							<span class="text-secondary font-normal">{`(${totalAmountSats} SATS)`}</span></span
+						>
+					</div>
+				</div>
+			</div>
+		{:else}
+			<div
+				class="w-[94vw] md:w-[375px] h-[381px] md:h-[269px] animate-pulse bg-gray-400 rounded-xl"
+			/>
+			<div
+				class="h-[1px] lg:h-[600px] w-full lg:w-[1px] bg-lightgrey rounded-xl"
+				id="section-divider"
+			/>
+			<div
+				class="w-full md:w-[342px] h-[454px] md:h-[494px] animate-pulse bg-gray-400 rounded-xl"
+			/>
+		{/if}
+	</div>
+</div>
+
+<style>
+	#slider {
+		-webkit-appearance: none;
+		width: 100%;
+		height: 6px;
+		border-radius: 5px;
+		background: #eaecef;
+		outline: none;
+	}
+
+	#slider:active {
+		background-color: black;
+	}
+
+	#slider::-webkit-slider-thumb {
+		-webkit-appearance: none;
+		appearance: none;
+		width: 25px;
+		height: 25px;
+		border-radius: 50%;
+		background: black;
+		cursor: pointer;
+	}
+
+	#slider::-moz-range-thumb {
+		width: 25px;
+		height: 25px;
+		border-radius: 50%;
+		background: black;
+		cursor: pointer;
+	}
+
+	input[type='number']::-webkit-inner-spin-button,
+	input[type='number']::-webkit-outer-spin-button {
+		-webkit-appearance: none;
+	}
+
+	input[type='number'] {
+		-moz-appearance: textfield;
+	}
+</style>