From 90fd57b064d3ef0176d5747b79863d6e60a22fc1 Mon Sep 17 00:00:00 2001
From: Adam Soltys <asoltys@gmail.com>
Date: Wed, 5 Oct 2022 12:07:46 -0700
Subject: detect internal sends

---
 src/routes/send/+page.server.js                 | 17 +++++-
 src/routes/send/+page.svelte                    | 17 +++---
 src/routes/send/user/[username]/+page.server.js | 23 ++++++++
 src/routes/send/user/[username]/+page.svelte    | 71 +++++++++++++++++++++++++
 4 files changed, 120 insertions(+), 8 deletions(-)
 create mode 100644 src/routes/send/user/[username]/+page.server.js
 create mode 100644 src/routes/send/user/[username]/+page.svelte

(limited to 'src/routes/send')

diff --git a/src/routes/send/+page.server.js b/src/routes/send/+page.server.js
index 4108bcb5..c8edb1cc 100644
--- a/src/routes/send/+page.server.js
+++ b/src/routes/send/+page.server.js
@@ -16,7 +16,14 @@ export const actions = {
 
 		// bitcoin
 		if (validate(t)) {
-			throw redirect(303, `/send/bitcoin/${t}`);
+			let user;
+			try {
+				({ user } = await get(`/invoice/${t}`));
+			} catch (e) {
+				throw redirect(303, `/send/bitcoin/${t}`);
+			}
+
+			if (user) throw redirect(303, `/send/user/${user.username}`);
 		}
 
 		// ln address
@@ -28,7 +35,13 @@ export const actions = {
 		}
 
 		// user
+		let user;
+		try {
+			user = await get(`/users/${t}`);
+		} catch (e) {}
+
+		if (user) throw redirect(303, `/send/user/${t}`);
 
-		return invalid(403, { error: 'Failed to parse destination' });
+		return invalid(403, { error: 'Failed to recognize input' });
 	}
 };
diff --git a/src/routes/send/+page.svelte b/src/routes/send/+page.svelte
index 8a695ac6..87d06e35 100644
--- a/src/routes/send/+page.svelte
+++ b/src/routes/send/+page.svelte
@@ -1,4 +1,5 @@
 <script>
+	import { fly } from 'svelte/transition';
 	import { enhance } from '$app/forms';
 	import { onMount } from 'svelte';
 	import { browser } from '$app/environment';
@@ -9,26 +10,29 @@
 	export let form;
 
 	let el;
-	let placeholder = 'Address, Invoice, Username';
+	let placeholder = 'Address, Invoice or Username';
 	let text = placeholder;
 
 	let focus = () => text === placeholder && (text = '');
-	let keypress = (e) => e.key === 'Enter' && e.preventDefault() && el.submit();
+	let keypress = (e) => e.key === 'Enter' && (e.preventDefault() || el.click());
 
 	let paste = async () => {
 		text = await navigator.clipboard.readText();
 	};
-
-	onMount(() => form?.error && failure(form.error));
 </script>
 
 <button class="ml-5 md:ml-20 mt-5 md:mt-10 hover:opacity-80" on:click={back}>
 	<Icon icon="arrow-left" style="w-10" />
 </button>
 
-<form method="POST" class="container px-4 mt-20 max-w-xl mx-auto" bind:this={el} use:enhance>
+<form method="POST" class="container px-4 mt-20 max-w-xl mx-auto" use:enhance>
+	{#if form?.error}
+    <div class="text-red-600 text-center" in:fly>
+		{form.error}
+    </div>
+	{/if}
 	<div class="mb-2">
-		<label for="invoice" class="font-bold mb-1 block">Destination</label>
+		<label for="invoice" class="font-bold mb-1 block">To</label>
 		<input type="hidden" name="text" bind:value={text} />
 
 		<div
@@ -65,6 +69,7 @@
 		</button>
 
 		<button
+			bind:this={el}
 			type="submit"
 			class="{!text
 				? 'opacity-50'
diff --git a/src/routes/send/user/[username]/+page.server.js b/src/routes/send/user/[username]/+page.server.js
new file mode 100644
index 00000000..37a8d594
--- /dev/null
+++ b/src/routes/send/user/[username]/+page.server.js
@@ -0,0 +1,23 @@
+import { error, invalid, redirect } from '@sveltejs/kit';
+import { btc as asset, auth, get, post } from '$lib/utils';
+
+export async function load({ params, parent }) {
+	let { user } = await parent();
+	let recipient = await get(`/users/${params.username}`);
+	if (recipient.username === user.username) throw error(500, { message: 'Cannot send to self' });
+	return { recipient };
+}
+
+export const actions = {
+	default: async ({ cookies, request }) => {
+		let body = Object.fromEntries(await request.formData());
+		let { amount, confirmed } = body;
+
+		if (!confirmed) {
+			return invalid(403, { amount, confirm: true });
+		}
+
+		await post('/send', body, auth(cookies));
+		throw redirect(307, '/sent');
+	}
+};
diff --git a/src/routes/send/user/[username]/+page.svelte b/src/routes/send/user/[username]/+page.svelte
new file mode 100644
index 00000000..fa159538
--- /dev/null
+++ b/src/routes/send/user/[username]/+page.svelte
@@ -0,0 +1,71 @@
+<script>
+	import { selectedRate } from '$lib/store';
+	import { enhance } from '$app/forms';
+	import { Icon, Numpad, Spinner } from '$comp';
+	import { page } from '$app/stores';
+	import { back, f, s, sats } from '$lib/utils';
+	export let data;
+	export let form;
+
+	let { recipient, user } = data;
+	let { currency } = user;
+
+	let amount = form?.amount || data.amount;
+	let a,
+		af,
+		amountFiat,
+		fiat = true;
+
+	let setAmount = () => {
+		console.log('setting', a, af);
+		amount = a;
+		amountFiat = af;
+	};
+
+	let handleBack = () => {
+		if (amount) amount = undefined;
+		else back();
+	};
+</script>
+
+<button class="ml-5 md:ml-20 mt-5 md:mt-10 hover:opacity-80" on:click={handleBack}>
+	<Icon icon="arrow-left" style="w-10" />
+</button>
+
+<div class="container px-4 mt-20 max-w-xl mx-auto">
+	{#if amount}
+		<div class="text-center mb-8">
+			<h1 class="text-xl md:text-2xl text-secondary mb-2">Sending</h1>
+			<p class="text-6xl break-words mb-4">{fiat ? f(amountFiat, currency) : `${s(a)} sats`}</p>
+
+			<h1 class="text-xl md:text-2xl text-secondary mb-2">To</h1>
+			<p class="text-6xl break-words">{recipient.username}</p>
+		</div>
+	{:else}
+		<Numpad bind:amount={a} bind:amountFiat={af} {currency} bind:fiat />
+	{/if}
+
+	<form method="POST" use:enhance>
+		<input name="amount" value={amount} type="hidden" />
+		<input name="confirmed" value={form?.confirm} type="hidden" />
+
+		<div class="flex w-full">
+			{#if amount}
+				<button
+					type="submit"
+					class="opacity-100 hover:opacity-80'} rounded-2xl border py-3 font-bold mx-auto mt-2 bg-black text-white px-4 w-24"
+				>
+					Send
+				</button>
+			{:else}
+				<button
+					type="button"
+					class="opacity-100 hover:opacity-80'} rounded-2xl border py-3 font-bold mx-auto mt-2 bg-black text-white px-4 w-24"
+					on:click={setAmount}
+				>
+					Next
+				</button>
+			{/if}
+		</div>
+	</form>
+</div>
-- 
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