#!/usr/bin/env node
// Patch 07/08/2026 : charge HC nuit automatique quand un véhicule est branché
// et que le toggle "Réseau HC nuit" (input_boolean.victron_evcs_allow_grid_hc_night) est ON.
// Modifie WINDOWS_SOURCEV2 et BATTERY_CLOUD_LOCKS dans le JSON local du workflow.

import fs from 'fs';

const FILE = 'workflows/evcs-surplus-controller-v2.6.json';
const wf = JSON.parse(fs.readFileSync(FILE, 'utf8'));

function patchNode(nodeName, replacements) {
  const node = wf.nodes.find(n => n.name === nodeName);
  if (!node) throw new Error(`Node introuvable: ${nodeName}`);
  let code = node.parameters.jsCode;
  for (const [i, { from, to }] of replacements.entries()) {
    if (!code.includes(from)) {
      throw new Error(`${nodeName}: pattern #${i + 1} introuvable:\n---\n${from}\n---`);
    }
    if (code.split(from).length !== 2) {
      throw new Error(`${nodeName}: pattern #${i + 1} non unique`);
    }
    code = code.replace(from, to);
  }
  node.parameters.jsCode = code;
  console.log(`OK: ${nodeName} patché (${replacements.length} remplacement(s))`);
}

const HEADER = `// FIX 07/08/2026 : fenêtre HC nuit + véhicule branché + toggle "Réseau HC nuit" ON
// => préférence réseau HC directe (la VW hybride charge sans intervention manuelle).
// Toggle OFF => comportement historique (battery_assist_night puis takeover à la cible).
const nightGridHcPreferred =
  nightSessionActive &&
  params.allowGridHcNight;

`;

// ---------- WINDOWS_SOURCEV2 ----------
patchNode('WINDOWS_SOURCEV2', [
  {
    from: `const batteryAssistAllowed =
  nightSessionActive &&
  parsed.soc > batteryHardFloorPct &&
  parsed.soc > gridTakeoverTriggerPct &&
  !nightTakeoverLatched &&
  !batteryRecoveryUrgent;`,
    to: HEADER + `const batteryAssistAllowed =
  nightSessionActive &&
  !nightGridHcPreferred &&
  parsed.soc > batteryHardFloorPct &&
  parsed.soc > gridTakeoverTriggerPct &&
  !nightTakeoverLatched &&
  !batteryRecoveryUrgent;`
  },
  {
    from: `const nightGridTakeoverNeeded =
  nightSessionActive &&
  (
    batteryBelowHardFloor ||
    batteryAtOrBelowGridTakeoverTrigger ||
    batteryRecoveryUrgent ||
    nightTakeoverLatched
  );`,
    to: `const nightGridTakeoverNeeded =
  nightSessionActive &&
  (
    nightGridHcPreferred ||
    batteryBelowHardFloor ||
    batteryAtOrBelowGridTakeoverTrigger ||
    batteryRecoveryUrgent ||
    nightTakeoverLatched
  );`
  }
]);

// ---------- BATTERY_CLOUD_LOCKS ----------
patchNode('BATTERY_CLOUD_LOCKS', [
  {
    from: `const batteryAssistAllowed =
  nightSessionActive &&
  !batteryBelowHardFloor &&
  !batteryRecoveryUrgent &&
  !nightTakeoverLatched &&
  parsed.soc > gridTakeoverTriggerPct;`,
    to: HEADER + `const batteryAssistAllowed =
  nightSessionActive &&
  !nightGridHcPreferred &&
  !batteryBelowHardFloor &&
  !batteryRecoveryUrgent &&
  !nightTakeoverLatched &&
  parsed.soc > gridTakeoverTriggerPct;`
  },
  {
    from: `const nightGridTakeoverNeeded =
  nightSessionActive &&
  (
    batteryBelowHardFloor ||
    batteryAtOrBelowGridTakeoverTrigger ||
    batteryRecoveryUrgent ||
    nightTakeoverLatched
  );`,
    to: `const nightGridTakeoverNeeded =
  nightSessionActive &&
  (
    nightGridHcPreferred ||
    batteryBelowHardFloor ||
    batteryAtOrBelowGridTakeoverTrigger ||
    batteryRecoveryUrgent ||
    nightTakeoverLatched
  );`
  }
]);

fs.writeFileSync(FILE, JSON.stringify(wf, null, 2) + '\n');
console.log(`Écrit: ${FILE}`);