refacto: Changing actions reset windows + display

public/index.html

@@ -170,8 +170,8 @@
             <code class="infoVal" id="worldSeedDisplay">—</code>
           </div>
           <div class="infoRow">
-            <span class="infoKey muted">Prochaine graine (UTC)</span>
-            <code class="infoVal" id="nextPeriodUtc">—</code>
+            <span class="infoKey muted">Réinitialisation des actions dans</span>
+            <code class="infoVal" id="actionsResetCountdown">--:--:--</code>
           </div>
           <div class="infoRow">
             <span class="infoKey muted">Prochaine graine dans</span>

public/src/game.js

@@ -22,6 +22,7 @@ const COLOR_OPPONENT_GREY   = "rgba(95, 98, 110, 0.72)";
 
 export const GAME_CONFIG = {
   dailyActionQuota: 100,
+  actionsResetIntervalHours: 12,
   databaseWipeoutIntervalSeconds: 21600,
   configReloadIntervalSeconds: 30,
   worldSeed: "",
@@ -203,7 +204,7 @@ const countdownEl   = document.getElementById("countdown");
 const countdownWrap = document.getElementById("countdownWrap");
 const cooldownCfgEl = document.getElementById("cooldownConfig");
 const seedDisplayEl = document.getElementById("worldSeedDisplay");
-const nextPeriodEl  = document.getElementById("nextPeriodUtc");
+const actionsResetCountdownEl = document.getElementById("actionsResetCountdown");
 const resetCountEl  = document.getElementById("refreshCountdown");
 const vpBlueEl           = document.getElementById("vpBlue");
 const vpRedEl            = document.getElementById("vpRed");
@@ -263,6 +264,9 @@ export function isOwnTile(key)       { const m = cellMeta(key); return m !== nul
 
 export function applyConfigPayload(data) {
   GAME_CONFIG.dailyActionQuota              = Number(data.dailyActionQuota) || 100;
+  if (data.actionsResetIntervalHours) {
+    GAME_CONFIG.actionsResetIntervalHours = Number(data.actionsResetIntervalHours) || 12;
+  }
   GAME_CONFIG.databaseWipeoutIntervalSeconds = Number(data.databaseWipeoutIntervalSeconds) || 21600;
   GAME_CONFIG.configReloadIntervalSeconds   = Math.max(5, Number(data.configReloadIntervalSeconds) || 30);
   GAME_CONFIG.worldSeed                     = String(data.worldSeed ?? "");
@@ -287,11 +291,9 @@ export function applyConfigPayload(data) {
 
   cooldownCfgEl.textContent = String(GAME_CONFIG.dailyActionQuota);
   seedDisplayEl.textContent = GAME_CONFIG.worldSeed || "—";
-  nextPeriodEl.textContent  = GAME_CONFIG.seedPeriodEndsAtUtc
-    ? new Date(GAME_CONFIG.seedPeriodEndsAtUtc).toISOString().replace("T", " ").slice(0, 19) + "Z"
-    : "—";
 
   updateResetCountdown();
+  updateActionsResetCountdown();
 
 }
 
@@ -311,6 +313,29 @@ export function updateResetCountdown() {
     String(ss).padStart(2, "0");
 }
 
+/** Computes time until next actions-reset based on the configured interval and updates the display. */
+export function updateActionsResetCountdown() {
+  if (!actionsResetCountdownEl) return;
+  const intervalHours = GAME_CONFIG.actionsResetIntervalHours ?? 12;
+  const now = Date.now();
+  const date = new Date(now);
+  const utcHours = date.getUTCHours();
+  const slotsPassed = Math.floor(utcHours / intervalHours);
+  const nextSlotHour = (slotsPassed + 1) * intervalHours;
+  const next = nextSlotHour < 24
+    ? Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate(), nextSlotHour, 0, 0, 0)
+    : Date.UTC(date.getUTCFullYear(), date.getUTCMonth(), date.getUTCDate() + 1, 0, 0, 0, 0);
+  const diff = next - now;
+  const s  = Math.floor(diff / 1000);
+  const hh = Math.floor(s / 3600);
+  const mm = Math.floor((s % 3600) / 60);
+  const ss = s % 60;
+  actionsResetCountdownEl.textContent =
+    String(hh).padStart(2, "0") + ":" +
+    String(mm).padStart(2, "0") + ":" +
+    String(ss).padStart(2, "0");
+}
+
 
 // ── Scores ────────────────────────────────────────────────────────────────────
 

public/src/main.js

@@ -2,6 +2,7 @@ import {
   GAME_CONFIG,
   seedStr,
   updateResetCountdown,
+  updateActionsResetCountdown,
   fetchConfig,
   fetchGridForSeed,
   fetchAndApplyActivePlayers,
@@ -221,8 +222,9 @@ async function boot() {
   draw();
 
   if (resetTimer) clearInterval(resetTimer);
-  resetTimer = setInterval(updateResetCountdown, 1_000);
+  resetTimer = setInterval(() => { updateResetCountdown(); updateActionsResetCountdown(); }, 1_000);
   updateResetCountdown();
+  updateActionsResetCountdown();
 
   startRealtimeFlow();