From a9b44cbae79e9c01cff07964a45e1c7efa7fb241 Mon Sep 17 00:00:00 2001
From: Adam Soltys <adam@coinos.io>
Date: Thu, 5 Dec 2024 19:20:36 -0800
Subject: cached rates

---
 src/routes/(app)/send/ecash/+page.server.ts        |  7 +++++++
 src/routes/(app)/send/ecash/+page.svelte           | 20 ++++++++------------
 src/routes/(app)/send/ecash/[request]/+page.svelte |  4 ++--
 3 files changed, 17 insertions(+), 14 deletions(-)

(limited to 'src/routes/(app)/send/ecash')

diff --git a/src/routes/(app)/send/ecash/+page.server.ts b/src/routes/(app)/send/ecash/+page.server.ts
index d65c0046..b290fb95 100644
--- a/src/routes/(app)/send/ecash/+page.server.ts
+++ b/src/routes/(app)/send/ecash/+page.server.ts
@@ -1,6 +1,13 @@
+import getRates from "$lib/rates";
 import { auth, fd, post } from "$lib/utils";
 import { error, redirect } from "@sveltejs/kit";
 
+export async function load({ parent }) {
+	const rates = await getRates();
+	const { user } = await parent();
+	return { rate: rates[user.currency] };
+}
+
 export const actions = {
 	default: async ({ cookies, request }) => {
 		let id;
diff --git a/src/routes/(app)/send/ecash/+page.svelte b/src/routes/(app)/send/ecash/+page.svelte
index 5de8bee1..96ab5b02 100644
--- a/src/routes/(app)/send/ecash/+page.svelte
+++ b/src/routes/(app)/send/ecash/+page.svelte
@@ -1,6 +1,4 @@
 <script>
-  import { run, preventDefault } from 'svelte/legacy';
-
   import { enhance, applyAction } from "$app/forms";
   import { t } from "$lib/translations";
   import Icon from "$comp/Icon.svelte";
@@ -13,24 +11,22 @@
 
   let { data } = $props();
 
-  let { rates, user } = data;
-  let { balance, currency, username } = user;
+  let { user } = $derived(data);
+  let { balance, currency, username } = $derived(user);
 
   let amount = $state(0);
-  let submit = $state(), fiat = $state();
-
-  let update = () => ($rate = data.rates[currency]);
+  let submit = $state(),
+    fiat = $state();
 
-  let setMax = () => {
+  let setMax = (e) => {
+    e.preventDefault();
     fiat = false;
     amount = balance;
   };
 
   let submitting = $state();
   let toggle = () => (submitting = !submitting);
-  run(() => {
-    update(data);
-  });
+  $effect(() => ({ rate: $rate } = user));
 </script>
 
 <div class="container px-4 max-w-xl mx-auto space-y-5 text-center">
@@ -45,7 +41,7 @@
       <button
         type="button"
         class="btn !w-auto grow"
-        onclick={preventDefault(setMax)}
+        onclick={setMax}
         disabled={submitting}
         onkeydown={setMax}>Max ⚡️{s(balance)}</button
       >
diff --git a/src/routes/(app)/send/ecash/[request]/+page.svelte b/src/routes/(app)/send/ecash/[request]/+page.svelte
index 1f950de0..3f75eee4 100644
--- a/src/routes/(app)/send/ecash/[request]/+page.svelte
+++ b/src/routes/(app)/send/ecash/[request]/+page.svelte
@@ -63,7 +63,7 @@
     submitting = false;
   };
 
-  let { rates, recipient, req, user, type, target } = $derived({
+  let { recipient, req, user, type, target } = $derived({
     ...data,
     ...form,
   });
@@ -73,7 +73,7 @@
   let toggle = () => (show = !show);
   let amount = $derived(form?.amount || data.req.amount);
 
-  $effect(() => ($rate ||= rates[currency]));
+  $effect(() => ($rate ||= data.rate);
   $effect(() => form && (submitting = false));
 </script>
 
-- 
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