Add sync dashboard (port 3001) with real-time progress tracking

sync/index.js

@@ -8,27 +8,53 @@ const { syncMouvements }   = require('./tables/mouvements');
 const { syncCommandes }    = require('./tables/commandes');
 const { syncReferentiel }  = require('./tables/referentiel');
 const { closeAll }         = require('./db');
+const {
+  startDashboard, registerSyncFn,
+  setSyncRunning, isSyncRunning,
+  setProgress, clearProgress,
+} = require('./server');
 
 const forceMode = process.argv.includes('--force');
 
+// Groupes dans l'ordre d'exécution
+const STEPS = [
+  { name: 'referentiel',  fn: syncReferentiel },
+  { name: 'articles',     fn: syncArticles },
+  { name: 'fournisseurs', fn: syncFournisseurs },
+  { name: 'stock',        fn: syncStock },
+  { name: 'mouvements',   fn: syncMouvements },
+  { name: 'commandes',    fn: syncCommandes },
+];
+
 async function syncAll(force = false) {
+  if (isSyncRunning()) {
+    console.log('Sync déjà en cours — ignorée.');
+    return;
+  }
+  setSyncRunning(true);
+  clearProgress();
   const start = Date.now();
   console.log(`\n=== SYNC START ${new Date().toISOString()} (force=${force}) ===`);
 
-  // Ordre important : référentiel avant articles, articles avant stock/mouvements
-  await syncReferentiel(force);
-  await syncArticles(force);
-  await syncFournisseurs(force);
-  await syncStock(force);
-  await syncMouvements(force);
-  await syncCommandes(force);
+  try {
+    for (let i = 0; i < STEPS.length; i++) {
+      const { name, fn } = STEPS[i];
+      setProgress(name, i + 1);
+      console.log(`[${i + 1}/${STEPS.length}] Sync ${name}…`);
+      await fn(force);
+    }
+  } finally {
+    setSyncRunning(false);
+    clearProgress();
+  }
 
   const elapsed = ((Date.now() - start) / 1000).toFixed(1);
   console.log(`=== SYNC DONE en ${elapsed}s ===\n`);
 }
 
+registerSyncFn(syncAll);
+
 if (forceMode) {
-  // Lancement manuel : node index.js --force
   console.log('Mode force : sync complète en cours...');
   syncAll(true)
     .then(() => closeAll())
@@ -38,7 +64,7 @@ if (forceMode) {
       process.exit(1);
     });
 } else {
-  // Mode daemon : sync nightly à 3h00
+  startDashboard();
   console.log('Service sync démarré — cron: 0 3 * * * (3h00 chaque nuit)');
   cron.schedule('0 3 * * *', () => {
     syncAll(false).catch(err => console.error('Erreur cron sync:', err.message));