// === DECISION INIT ===
let desiredCharging = false;
let desiredPermission = false;
let desiredLatch = false;
let desiredCurrentA = currentMinA;
let state = 'idle';
let currentDecision = 'hold';
let dynamicOk = false;
let mustStop = false;
let reason = [];
let setLastStartAt = false;
let setLastStopAt = false;
let setLastCurrentChangeAt = false;
let setCloudDebtStartedAt = false;
let setProbeStartedAt = false;
let notifyWanted = false;
let notifyTitle = 'Victron EVCS Surplus';
let notifyMessage = '';
let nextBlockReason = 'none';
let nextBlockedUntilStamp = now.stamp;

// === DECISION TREE (WITH STRATEGY LAYERS) ===
if (!controllerEnabled) {
  desiredCharging = evcsChargingSwitchOn;
  desiredPermission = chargePermissionNow;
  desiredLatch = controlLatch;
  desiredCurrentA = clamp(currentReferenceA || currentMinA, currentMinA, currentMaxAutoA);
  state = 'controller_disabled';
  reason.push("Contrôleur désactivé");
}
else if (isStopMode) {
  desiredCharging = false;
  desiredPermission = false;
  desiredLatch = false;
  desiredCurrentA = currentMinA;
  state = 'stopped_user';
  currentDecision = 'stop_stop_mode';
  dynamicOk = false;
  mustStop = false;
  nextBlockReason = 'manual_stop';
  nextBlockedUntilStamp = now.stamp;
  reason.push("Arrêt manuel via Stratégie STOP");
}
else if (evcsModeIsAuto) {
  desiredCharging = false;
  desiredPermission = false;
  desiredLatch = false;
  desiredCurrentA = currentMinA;
  state = 'mode_auto_conflict';
  currentDecision = 'stop_auto_mode_conflict';
  dynamicOk = false;
  mustStop = true;
  reason.push("Borne en mode Auto interne");
}
else if (!evcsDeviceConnected || !evcsVehicleConnected) {
  desiredCharging = false;
  desiredPermission = false;
  desiredLatch = false;
  desiredCurrentA = currentMinA;
  state = 'vehicle_not_connected';
  currentDecision = 'stop_not_connected';
  dynamicOk = false;
  mustStop = false;
  nextBlockReason = 'vehicle_not_connected';
  nextBlockedUntilStamp = now.stamp;
  reason.push("Véhicule ou borne non connecté");
}
else if (mustStopHard) {
  desiredCharging = false;
  desiredPermission = false;
  desiredLatch = false;
  desiredCurrentA = currentMinA;
  state =
    anyVebusOverload ? 'vebus_overload_hard_stop' :
    anyVebusLowBattery ? 'vebus_low_battery_hard_stop' :
    vebusDcVoltageHardLow ? 'vebus_dc_voltage_hard_stop' :
    vebusAcOutHardReached ? 'vebus_ac_hard_stop' :
    batteryCurrentHardExceeded ? 'battery_current_hard_stop' :
    'hard_stop';
  currentDecision = 'stop_hard';
  dynamicOk = false;
  mustStop = true;
  nextBlockReason = 'battery_protection_stop';
  nextBlockedUntilStamp = formatParisStampFromMs(nowMs + 15 * 60000);
  reason.push("Hard stop de protection");
}
else if (sessionObservedActive) {
  if (enteringCloudDebt) {
    setCloudDebtStartedAt = true;
  }
  if (gridBatteryProtectionStop) {
    desiredCharging = false;
    desiredPermission = false;
    desiredLatch = false;
    desiredCurrentA = currentMinA;
    state = 'stop_grid_battery_guard';
    currentDecision = 'stop';
    dynamicOk = false;
    mustStop = true;
    nextBlockReason = 'grid_battery_guard';
    nextBlockedUntilStamp = formatParisStampFromMs(nowMs + 20 * 60000);
    reason.push(`Arrêt HC réseau: batterie trop sollicitée (${round1(batteryCurrentA)}A)`);
  }
  else if (probeFailedNow) {
    desiredCharging = false;
    desiredPermission = false;
    desiredLatch = false;
    desiredCurrentA = currentMinA;
    state = 'probe_failed_lock';
    currentDecision = 'stop';
    dynamicOk = false;
    mustStop = true;
    nextBlockReason = 'probe_failed';
    nextBlockedUntilStamp = formatParisStampFromMs(nowMs + probeRetryMinutes * 60000);
    reason.push("Mode sonde échoué");
  }
  else if (physicalCapA < currentMinA) {
    if (minRunElapsed) {
      desiredCharging = false;
      desiredPermission = false;
      desiredLatch = false;
      desiredCurrentA = currentMinA;
      state = 'stop_power_cap';
      currentDecision = 'stop_power_cap';
      dynamicOk = false;
      mustStop = true;
      nextBlockReason = 'battery_protection_stop';
      nextBlockedUntilStamp = formatParisStampFromMs(nowMs + 10 * 60000);
      reason.push("Capacité système insuffisante");
    } else {
      desiredCharging = true;
      desiredPermission = true;
      desiredLatch = true;
      desiredCurrentA = currentMinA;
      state = 'hold_min_run_power_cap';
      currentDecision = 'hold';
      dynamicOk = false;
      mustStop = false;
      reason.push("Maintien jusqu'au temps mini ON");
    }
  }
  else if (probeWindowActive && !probeSuccessNow) {
    if (!probeHoldGuardOk) {
      desiredCharging = false;
      desiredPermission = false;
      desiredLatch = false;
      desiredCurrentA = currentMinA;
      state = 'probe_stop_guard';
      currentDecision = 'stop';
      dynamicOk = false;
      mustStop = true;
      nextBlockReason = 'probe_failed';
      nextBlockedUntilStamp = formatParisStampFromMs(nowMs + probeRetryMinutes * 60000);
      reason.push("Sonde interrompue: garde-fous non respectés");
    } else {