From cae8408b5936899e9f5d1e526c8c5e75735725af Mon Sep 17 00:00:00 2001
From: Rodrigo Rodriguez <me@rodrigorodriguez.com>
Date: Fri, 8 Mar 2024 17:10:13 -0300
Subject: [PATCH] new(WhatsApp.gblib): Official Twilio driver.

---
 package.json                                  |  1 +
 packages/core.gbapp/services/GBMinService.ts  |  4 +++
 packages/gpt.gblib/services/ChatServices.ts   |  2 +-
 .../services/WhatsappDirectLine.ts            | 36 +++++++++++++++++--
 4 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/package.json b/package.json
index 6c1d02ba..dfbd27db 100644
--- a/package.json
+++ b/package.json
@@ -199,6 +199,7 @@
     "tabulator-tables": "5.4.2",
     "tedious": "15.1.2",
     "textract": "2.5.0",
+    "twilio": "^4.23.0",
     "twitter-api-v2": "1.12.9",
     "typescript": "4.9.5",
     "url-join": "5.0.0",
diff --git a/packages/core.gbapp/services/GBMinService.ts b/packages/core.gbapp/services/GBMinService.ts
index 3a168a8c..6894fb94 100644
--- a/packages/core.gbapp/services/GBMinService.ts
+++ b/packages/core.gbapp/services/GBMinService.ts
@@ -446,6 +446,10 @@ export class GBMinService {
     if (!res) {
       return 'GeneralBots';
     }
+    if (req.NumMedia)
+    {
+      return 'Official';
+    }
     return req.body.phone_id ? 'maytapi' : 'chatapi';
   }
 
diff --git a/packages/gpt.gblib/services/ChatServices.ts b/packages/gpt.gblib/services/ChatServices.ts
index c42e65d3..77f7c425 100644
--- a/packages/gpt.gblib/services/ChatServices.ts
+++ b/packages/gpt.gblib/services/ChatServices.ts
@@ -165,7 +165,7 @@ export class ChatServices {
     const chain = new LLMChain({
       memory: windowMemory,
       prompt: chatPrompt,
-      llm: llmWithTools as any,
+      llm: llm as any,
     });
 
     const contextVectorStore = min['vectorStore'];
diff --git a/packages/whatsapp.gblib/services/WhatsappDirectLine.ts b/packages/whatsapp.gblib/services/WhatsappDirectLine.ts
index 8676596c..ca96c218 100644
--- a/packages/whatsapp.gblib/services/WhatsappDirectLine.ts
+++ b/packages/whatsapp.gblib/services/WhatsappDirectLine.ts
@@ -52,6 +52,8 @@ import { GBAdminService } from '../../admin.gbapp/services/GBAdminService.js';
 import e from 'express';
 import { GBUtil } from '../../../src/util.js';
 const { WAState, List, Buttons, Client, MessageMedia } = pkg;
+import twilio from 'twilio';
+const { MessagingResponse } = twilio.twiml;
 
 /**
  * Support for Whatsapp.
@@ -104,8 +106,8 @@ export class WhatsappDirectLine extends GBService {
     this.provider =
       whatsappServiceKey === 'internal'
         ? 'GeneralBots'
-        : whatsappServiceNumber.indexOf(';') > -1
-          ? 'maytapi'
+        : whatsappServiceKey.indexOf('official') > -1
+          ? 'official'
           : whatsappServiceKey !== 'internal'
             ? 'graphapi'
             : 'chatapi';
@@ -132,6 +134,12 @@ export class WhatsappDirectLine extends GBService {
     let options: any;
 
     switch (this.provider) {
+      case 'Official':
+        const accountSid = process.env.TWILIO_ACCOUNT_SID;
+        const authToken = process.env.TWILIO_AUTH_TOKEN;
+        this.customClient = twilio(accountSid, authToken);
+
+      break;
       case 'GeneralBots':
         const minBoot = GBServer.globals.minBoot;
         // Initialize the browser using a local profile for each bot.
@@ -872,6 +880,21 @@ export class WhatsappDirectLine extends GBService {
       let options;
 
       switch (this.provider) {
+
+        case 'Official':
+          const botNumber = this.min.core.getParam(this.min.instance, 'Bot Number', null);
+          if (to.charAt(0) !== '+')          {
+            to = `+${to}`
+          }
+          await this.customClient.messages
+            .create({
+               body: msg,
+               from: `whatsapp:${botNumber}`,
+               to: `whatsapp:${to}`
+               // TODO: mediaUrl.
+             });
+            
+
         case 'GeneralBots':
           to = to.replace('+', '');
           if (to.indexOf('@') == -1) {
@@ -953,6 +976,15 @@ export class WhatsappDirectLine extends GBService {
       let text;
 
       switch (provider) {
+
+        case 'Official':
+
+        const { body } = req;
+
+        let message;
+      
+        break;
+
         case 'GeneralBots':
           // Ignore E2E messages and status updates.