modularizado de prompts

src/modules/3-turn-engine/turnEngineV3.js

@@ -3,9 +3,12 @@
  * 
  * Flujo: IDLE → CART → SHIPPING → PAYMENT → WAITING_WEBHOOKS
  * Regla universal: add_to_cart SIEMPRE vuelve a CART desde cualquier estado.
+ * 
+ * Feature flag USE_MODULAR_NLU=true para usar el nuevo sistema NLU modular.
  */
 
 import { llmNluV3 } from "./openai.js";
+import { llmNluModular } from "./nlu/index.js";
 import { ConversationState, shouldReturnToCart, safeNextState } from "./fsm.js";
 import { migrateOldContext, createEmptyOrder } from "./orderModel.js";
 import {
@@ -15,6 +18,10 @@ import {
   handlePaymentState,
   handleWaitingState,
 } from "./stateHandlers.js";
+import { getStoreConfig } from "../0-ui/db/settingsRepo.js";
+
+// Feature flag para NLU modular
+const USE_MODULAR_NLU = process.env.USE_MODULAR_NLU === "true";
 
 /**
  * Genera un resumen corto del historial para el NLU
@@ -58,7 +65,7 @@ export async function runTurnV3({
   const normalizedState = normalizeState(prev_state);
 
   // ─────────────────────────────────────────────────────────────
-  // NLU
+  // NLU (con feature flag para sistema modular)
   // ─────────────────────────────────────────────────────────────
   
   const nluInput = {
@@ -73,8 +80,37 @@ export async function runTurnV3({
     locale: "es-AR",
   };
 
-  const { nlu, raw_text, model, usage, validation } = await llmNluV3({ input: nluInput });
-  audit.nlu = { raw_text, model, usage, validation, parsed: nlu };
+  let nluResult;
+  
+  if (USE_MODULAR_NLU) {
+    // Nuevo sistema NLU modular con prompts editables
+    // Cargar configuración del tenant desde la DB
+    const storeConfig = await getStoreConfig({ tenantId });
+    
+    nluResult = await llmNluModular({ input: nluInput, tenantId, storeConfig });
+    audit.nlu = { 
+      raw_text: nluResult.raw_text, 
+      model: nluResult.model, 
+      usage: nluResult.usage, 
+      validation: nluResult.validation, 
+      parsed: nluResult.nlu,
+      routing: nluResult.routing,
+      schema: "modular_v1",
+    };
+  } else {
+    // Sistema NLU clásico
+    nluResult = await llmNluV3({ input: nluInput });
+    audit.nlu = { 
+      raw_text: nluResult.raw_text, 
+      model: nluResult.model, 
+      usage: nluResult.usage, 
+      validation: nluResult.validation, 
+      parsed: nluResult.nlu,
+      schema: "v3",
+    };
+  }
+  
+  const nlu = nluResult.nlu;
 
   // ─────────────────────────────────────────────────────────────
   // Dispatcher por estado
@@ -90,7 +126,8 @@ export async function runTurnV3({
   };
 
   // Regla universal: si quiere agregar productos, volver a CART
-  if (shouldReturnToCart(normalizedState, nlu)) {
+  const returnToCart = shouldReturnToCart(normalizedState, nlu, text);
+  if (returnToCart) {
     const result = await handleCartState({ ...handlerParams, fromIdle: false });
     return formatResult(result, prev_context);
   }