From ddaca5520e2ca5f73388707e639ab97b5feded26 Mon Sep 17 00:00:00 2001
From: Davide Grilli <davide.grilli@outlook.com>
Date: Tue, 21 Jul 2026 10:38:26 +0200
Subject: [PATCH] Show and accept amounts in PLM in the test/admin UIs

Balance, withdrawal amount and bet_amount_sats are entered/displayed in
PLM in both static pages; conversion to sats happens client-side right
before the API call, since the backend contract stays sats-based.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
---
 app/static/admin.html | 13 ++++++++-----
 app/static/index.html | 15 +++++++++------
 2 files changed, 17 insertions(+), 11 deletions(-)

diff --git a/app/static/admin.html b/app/static/admin.html
index 305df2c..e692dfc 100644
--- a/app/static/admin.html
+++ b/app/static/admin.html
@@ -33,8 +33,8 @@
   <div id="admin-form" class="hidden">
     <label>Fee address (dove finisce il 30% di ogni round)</label>
     <input id="admin-fee-address" placeholder="plm1q...">
-    <label>Bet amount (sats, 1 PLM = 100000000 sats)</label>
-    <input id="admin-bet-amount" placeholder="es. 1000000000 per 10 PLM">
+    <label>Bet amount (PLM)</label>
+    <input id="admin-bet-amount" placeholder="es. 10 per 10 PLM">
     <button onclick="adminSave()">Salva</button>
     <div id="admin-status" style="margin-top:8px;font-size:0.9rem"></div>
   </div>
@@ -65,11 +65,13 @@ function adminStatus(msg, ok) {
   el.style.color = ok ? '#2a7a2a' : '#a02020';
 }
 
+const SATS_PER_PLM = 100000000;
+
 async function adminLoad() {
   try {
     const data = await callAdmin('GET', '/admin/config');
     document.getElementById('admin-fee-address').value = data.fee_address;
-    document.getElementById('admin-bet-amount').value = data.bet_amount_sats;
+    document.getElementById('admin-bet-amount').value = data.bet_amount_sats / SATS_PER_PLM;
     document.getElementById('admin-form').classList.remove('hidden');
     adminStatus('Configurazione caricata.', true);
   } catch (e) {
@@ -79,9 +81,10 @@ async function adminLoad() {
 
 async function adminSave() {
   const feeAddress = document.getElementById('admin-fee-address').value;
-  const betAmount = parseInt(document.getElementById('admin-bet-amount').value, 10);
+  const betAmountPlm = parseFloat(document.getElementById('admin-bet-amount').value);
+  const betAmountSats = Math.round(betAmountPlm * SATS_PER_PLM);
   try {
-    await callAdmin('PUT', '/admin/config', { fee_address: feeAddress, bet_amount_sats: betAmount });
+    await callAdmin('PUT', '/admin/config', { fee_address: feeAddress, bet_amount_sats: betAmountSats });
     adminStatus('Salvato.', true);
   } catch (e) {
     adminStatus('Errore nel salvataggio: ' + e.message, false);
diff --git a/app/static/index.html b/app/static/index.html
index 5e04ca1..a5924a5 100644
--- a/app/static/index.html
+++ b/app/static/index.html
@@ -48,7 +48,7 @@
   <div>Indirizzo di deposito / vincite:</div>
   <div class="addr" id="dash-address"></div>
   <div style="margin-top:12px">Saldo interno:</div>
-  <div class="balance"><span id="dash-balance">-</span> sats <button onclick="refreshMe()">Aggiorna</button></div>
+  <div class="balance"><span id="dash-balance">-</span> PLM <button onclick="refreshMe()">Aggiorna</button></div>
 
   <hr>
   <h3>Bet</h3>
@@ -58,8 +58,8 @@
   <h3>Withdrawal</h3>
   <label>Indirizzo esterno</label>
   <input id="wd-address" placeholder="plm1q...">
-  <label>Importo (sats, 1 PLM = 100000000 sats)</label>
-  <input id="wd-amount" placeholder="es. 200000000 per 2 PLM">
+  <label>Importo (PLM)</label>
+  <input id="wd-amount" placeholder="es. 2 per 2 PLM">
   <button onclick="withdraw()">Preleva</button>
 </section>
 
@@ -123,10 +123,12 @@ function logout() {
   document.getElementById('auth-section').classList.remove('hidden');
 }
 
+const SATS_PER_PLM = 100000000;
+
 async function refreshMe() {
   try {
     const data = await call('GET', '/users/me');
-    document.getElementById('dash-balance').textContent = data.balance_sats;
+    document.getElementById('dash-balance').textContent = data.balance_sats / SATS_PER_PLM;
   } catch (e) {}
 }
 
@@ -137,8 +139,9 @@ async function placeBet() {
 
 async function withdraw() {
   const ext = document.getElementById('wd-address').value;
-  const amt = parseInt(document.getElementById('wd-amount').value, 10);
-  try { await call('POST', '/withdrawals', { external_address: ext, amount_sats: amt }); } catch (e) {}
+  const amtPlm = parseFloat(document.getElementById('wd-amount').value);
+  const amtSats = Math.round(amtPlm * SATS_PER_PLM);
+  try { await call('POST', '/withdrawals', { external_address: ext, amount_sats: amtSats }); } catch (e) {}
   refreshMe();
 }