From 372ddff91798cf9247eaf045f0d0ce33694fd880 Mon Sep 17 00:00:00 2001
From: Sebastian <sebasjm@gmail.com>
Date: Sun, 1 Oct 2023 12:50:43 -0300
Subject: render amount and limit input

---
 .../src/pages/PaytoWireTransferForm.tsx            | 39 ++++++++++++++++++----
 1 file changed, 33 insertions(+), 6 deletions(-)

(limited to 'packages/demobank-ui/src/pages/PaytoWireTransferForm.tsx')

diff --git a/packages/demobank-ui/src/pages/PaytoWireTransferForm.tsx b/packages/demobank-ui/src/pages/PaytoWireTransferForm.tsx
index 785dc4264..b3fd51670 100644
--- a/packages/demobank-ui/src/pages/PaytoWireTransferForm.tsx
+++ b/packages/demobank-ui/src/pages/PaytoWireTransferForm.tsx
@@ -39,6 +39,8 @@ import {
   undefinedIfEmpty,
   validateIBAN,
 } from "../utils.js";
+import { useConfigState } from "../hooks/config.js";
+import { useConfigContext } from "../context/config.js";
 
 const logger = new Logger("PaytoWireTransferForm");
 
@@ -55,7 +57,7 @@ export function PaytoWireTransferForm({
   onCancel: (() => void) | undefined;
   limit: AmountJson;
 }): VNode {
-  const [isRawPayto, setIsRawPayto] = useState(true);
+  const [isRawPayto, setIsRawPayto] = useState(false);
   // FIXME: remove this
   const [iban, setIban] = useState<string | undefined>("DE4745461198061");
   const [subject, setSubject] = useState<string | undefined>("ASD");
@@ -285,7 +287,7 @@ export function PaytoWireTransferForm({
 
             <div class="sm:col-span-5">
               <label for="amount" class="block text-sm font-medium leading-6 text-gray-900">{i18n.str`Amount`}</label>
-              <Amount
+              <InputAmount
                 name="amount"
                 left
                 currency={limit.currency}
@@ -372,7 +374,9 @@ export function doAutoFocus(element: HTMLElement | null) {
   }
 }
 
-export function Amount(
+const FRAC_SEPARATOR = "."
+
+export function InputAmount(
   {
     currency,
     name,
@@ -390,6 +394,7 @@ export function Amount(
   },
   ref: Ref<HTMLInputElement>,
 ): VNode {
+  const cfg = useConfigContext()
   return (
     <div class="mt-2">
       <div class="flex rounded-md shadow-sm border-0 ring-1 ring-inset ring-gray-300 focus:ring-2 focus:ring-inset focus:ring-indigo-600">
@@ -409,10 +414,14 @@ export function Amount(
           autocomplete="off"
           value={value ?? ""}
           disabled={!onChange}
-          onInput={(e): void => {
-            if (onChange) {
-              onChange(e.currentTarget.value);
+          onInput={(e) => {
+            if (!onChange) return;
+            const l = e.currentTarget.value.length
+            const sep_pos = e.currentTarget.value.indexOf(FRAC_SEPARATOR)
+            if (sep_pos !== -1 && l - sep_pos - 1 > cfg.currency_fraction_limit) {
+              e.currentTarget.value = e.currentTarget.value.substring(0, sep_pos + cfg.currency_fraction_limit + 1)
             }
+            onChange(e.currentTarget.value);
           }}
         />
       </div>
@@ -421,3 +430,21 @@ export function Amount(
   );
 }
 
+export function RenderAmount({ value, negative }: { value: AmountJson, negative?: boolean }): VNode {
+  const cfg = useConfigContext()
+  const str = Amounts.stringifyValue(value)
+  const sep_pos = str.indexOf(FRAC_SEPARATOR)
+  if (sep_pos !== -1 && str.length - sep_pos - 1 > cfg.currency_fraction_digits) {
+    const limit = sep_pos + cfg.currency_fraction_digits + 1
+    const normal = str.substring(0, limit)
+    const small = str.substring(limit)
+    return <span class="whitespace-nowrap">
+      {negative ? "-" : undefined}
+      {value.currency} {normal} <sup class="-ml-2">{small}</sup>
+    </span>
+  }
+  return <span class="whitespace-nowrap">
+    {negative ? "-" : undefined}
+    {value.currency} {str}
+  </span>
+}
\ No newline at end of file
-- 
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