Implementação de cache para whatsapp

backend/src/helpers/ContactsCache.ts

@@ -69,8 +69,6 @@ const updateContactCacheById = async (id: string | number, update_fields: object
     try {
         if (contact_cache && Object.keys(contact_cache).length > 0) { 
 
-            // await redis.del(`contact:${id}`) 
-
             update_fields.escaped_name = escapeCharCache(update_fields.name)
 
             await updateContactCache(`contact:${id}`, update_fields)

backend/src/helpers/WhatsCache.ts

@@ -0,0 +1,240 @@
+
+import Redis from 'ioredis'
+import { type } from 'os'
+const unflatten = require('flat').unflatten
+var flatten = require('flat')
+import ListWhatsAppsNumber from "../services/WhatsappService/ListWhatsAppsNumber"
+import { redisConn } from './TicketCache'
+import Whatsapp from "../models/Whatsapp";
+
+const deleteWhatsappCache = async (hash:any) => {
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return
+
+    const whatsapp_cache: any = await redis.hgetall(hash)
+
+    try {
+        if (whatsapp_cache && Object.keys(whatsapp_cache).length > 0) {
+
+            await redis.del(hash)
+
+            console.log(`Whatsapp cache number ${whatsapp_cache['number']} deleted!`)
+        }
+        else {
+            console.log('WHATSAPP CACHE NOT FOUND!')
+        }
+    } catch (error) {
+        console.log(`There was an error on deleteWhatsappCache:  ${error}`)
+    }
+
+    redis.quit()
+}
+
+const updateWhatsappCache = async (hash: any, json_object: any) => {
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return
+
+    const pipeline = redis.pipeline()
+
+    let entries = Object.entries(json_object)
+
+    entries.forEach((e: any) => {
+        pipeline.hset(hash, e[0], e[1])
+    })
+
+    await pipeline.exec(() => { console.log("whatsapp Key/value inserted/updated") });
+
+    redis.quit()
+
+}
+
+const updateWhatsappCacheById = async (hash:any, update_fields: object | any) => {
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return
+
+    const whatsapp_cache: any = await redis.hgetall(hash)
+
+    try {
+        if (whatsapp_cache && Object.keys(whatsapp_cache).length > 0) { 
+
+            // update_fields.escaped_name = escapeCharCache(update_fields.name)
+
+            await updateWhatsappCache(hash, update_fields)
+
+            console.log(`WHATSAPP ${whatsapp_cache['number']} CACHE WAS UPDATED!`)
+        }
+        else {
+            console.log('WHATSAPP CACHE NOT FOUND!')
+        }
+    } catch (error) {
+        console.log(`There was an error on updateWhatsappCacheById:  ${error}`)
+    }
+
+    redis.quit()
+}
+
+// const createOrUpdateContactCache = async (hash: any, contact: any) => {
+
+//     const redis: any = await redisConn();
+
+//     if(!redis) return
+
+//     if (redis.status !== 'connect') return
+
+//     if (contact.name) {
+//         contact.escaped_name = escapeCharCache(contact.name)
+//     }
+
+//     await redis.hmset(hash, contact);
+
+//     redis.quit()
+
+// }
+
+
+async function searchWhatsappCache(search: string) {
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return null 
+
+    const response: any = await redis.call('FT.SEARCH', 'idx_whatsapp', `(@status:*${search}*)|(@number:*${search}*)`, 'SORTBY', 'status', 'ASC')
+    redis.quit()
+
+
+    if (response.length === 1) {
+        return []
+    }
+
+    const results: any = []
+
+    for (let n = 2; n < response.length; n += 2) {
+        const result: any = {}
+        const fieldNamesAndValues = response[n]
+
+        for (let m = 0; m < fieldNamesAndValues.length; m += 2) {
+            const k = fieldNamesAndValues[m]
+            const v = fieldNamesAndValues[m + 1]
+            result[k] = v
+        }
+
+        results.push(result)
+    }
+
+    return results
+}
+
+ 
+
+const insertOrUpeateWhatsCache = async (hash:any, whatsapp: any) => { 
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return 
+
+    if(Array.isArray(whatsapp)){
+
+        const pipeline = redis.pipeline()
+
+        for (let i = 0; i < whatsapp.length; i++) { 
+    
+            pipeline.hmset(hash, whatsapp[i]);
+        }
+    
+        await pipeline.exec(() => { console.log(`${whatsapp.length} WHATSAPP INSERTED IN CACHE!`) });
+    }
+    else{
+        
+        await redis.hmset(hash,JSON.parse(JSON.stringify(whatsapp)));
+
+        console.log(`${whatsapp.length} WHATSAPP INSERTED OR UPADTED IN CACHE!`)
+
+    }
+
+
+    redis.quit()
+}
+
+
+
+
+const loadWhatsappCache = async () => {
+
+    await createWhatsappIndexCache('idx_whatsapp')
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return 
+
+    let whatsapps:any = await Whatsapp.findAll({raw: true})
+
+    const pipeline = redis.pipeline()
+
+    for (let i = 0; i < whatsapps.length; i++) {
+
+        whatsapps[i].createdAt = new Date(whatsapps[i].createdAt).toISOString()
+        whatsapps[i].updatedAt = new Date(whatsapps[i].updatedAt).toISOString()
+
+        // whatsapps[i].escaped_name = escapeCharCache(whatsapps[i].name)
+
+        pipeline.hmset(`whatsapp:${whatsapps[i].id}`, whatsapps[i]);
+    }
+
+    await pipeline.exec(() => { console.log(`${whatsapps.length} WHATSAPPS INSERTED IN CACHE!`) });
+
+    redis.quit()
+}
+
+const createWhatsappIndexCache = async (hashIndex: string) => {
+
+    const redis: any = await redisConn();
+
+    if(!redis) return
+
+    if (redis.status !== 'connect') return
+
+    try {
+
+        const lst_index_redis: any = await redis.call('FT._LIST')
+
+        if (lst_index_redis.includes(hashIndex)) {
+            console.log('entrou...')
+            await redis.call('FT.DROPINDEX', hashIndex)
+        }
+
+        const response = await redis.call('FT.CREATE', hashIndex, 'ON', 'HASH', 'PREFIX', '1', 'whatsapp:', 'SCHEMA', 'status', 'TEXT', 'SORTABLE', 'number', 'TEXT', 'SORTABLE')
+
+        console.log('Whatsapp index created: ', response)
+
+    } catch (error) {
+        console.log('There was an error on createWhatsappIndexCache: ', error)
+    }
+
+    redis.quit()
+}
+
+export {
+    loadWhatsappCache,
+    searchWhatsappCache, 
+    updateWhatsappCacheById, 
+    insertOrUpeateWhatsCache,
+    deleteWhatsappCache
+}

backend/src/libs/wbot.ts

@@ -20,6 +20,7 @@ const sessions: Session[] = [];
 
 let backupSession: any[] = []
 
+import { insertOrUpeateWhatsCache } from "../helpers/WhatsCache";
 
 
 
@@ -87,6 +88,7 @@ export const initWbot = async (whatsapp: Whatsapp, backupSessionRestore: boolean
         logger.info("Session:", sessionName);
         qrCode.generate(qr, { small: true });
         await whatsapp.update({ qrcode: qr, status: "qrcode", retries: 0 });
+        await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, { qrcode: qr, status: "qrcode", retries: 0 })
 
         const sessionIndex = sessions.findIndex(s => s.id === whatsapp.id);
         if (sessionIndex === -1) {
@@ -112,6 +114,7 @@ export const initWbot = async (whatsapp: Whatsapp, backupSessionRestore: boolean
 
         if (whatsapp.retries > 1) {
           await whatsapp.update({ session: "", retries: 0 });
+          await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, { session: "", retries: 0 })
         }
 
         const retry = whatsapp.retries;
@@ -119,6 +122,10 @@ export const initWbot = async (whatsapp: Whatsapp, backupSessionRestore: boolean
           status: "DISCONNECTED",
           retries: retry + 1
         });
+        await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, {
+          status: "DISCONNECTED",
+          retries: retry + 1
+        })
 
         io.emit("whatsappSession", {
           action: "update",
@@ -133,12 +140,14 @@ export const initWbot = async (whatsapp: Whatsapp, backupSessionRestore: boolean
 
         console.log('>>>>>>>>>>>>>> ready wbot.ts MOBILE NUMBER: ', wbot.info["wid"]["user"])
  
+
         await whatsapp.update({
           status: "CONNECTED",
           qrcode: "",
           retries: 0,
           number: wbot.info["wid"]["user"]
         }); 
+        await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`,whatsapp)
 
         io.emit("whatsappSession", {
           action: "update",

backend/src/server.ts

@@ -9,6 +9,7 @@ import { startWhoIsOnlineMonitor } from "./helpers/WhoIsOnlineMonitor"
 
 import { loadTicketsCache, flushCache, cacheSize } from './helpers/TicketCache'
 import { loadContactsCache } from './helpers/ContactsCache'
+import { loadWhatsappCache } from './helpers/WhatsCache'
 
 const server = app.listen(process.env.PORT, () => {
   logger.info(`Server started on port: ${process.env.PORT}`);
@@ -29,6 +30,7 @@ gracefulShutdown(server);
     await flushCache()  
     await loadContactsCache()
     await loadTicketsCache()
+    await loadWhatsappCache()
   }
   
 })()

backend/src/services/WbotServices/SendWhatsAppMessage.ts

@@ -20,6 +20,7 @@ import { json } from "sequelize/types";
 
 import sendMessageMultiSession from "../../helpers/TrySendMessageMultiSession";
 import { restartWhatsSession } from "../../helpers/RestartWhatsSession";
+import { insertOrUpeateWhatsCache, searchWhatsappCache } from "../../helpers/WhatsCache";
 
 
 
@@ -34,6 +35,13 @@ const SendWhatsAppMessage = async ({
   ticket,
   quotedMsg
 }: Request): Promise<WbotMessage> => {
+
+  var timetaken = "Time taken to send message";
+
+
+  console.time(timetaken)
+
+
   let quotedMsgSerializedId: string | undefined;
   if (quotedMsg) {
     await GetWbotMessage(ticket, quotedMsg.id);
@@ -42,14 +50,10 @@ const SendWhatsAppMessage = async ({
  
   //TEST DEL     
 
-  // const whatsapp = await ShowWhatsAppService(33);
-
-  // const wbot2 = getWbot(whatsapp.id); 
-
-  // await wbot2.logout(); 
-
-  //
-
+  let whats_number = await searchWhatsappCache(`${ticket.whatsappId}`)
+  console.log('---')
+  console.log('whats_number search:  ', whats_number)
+  console.log('---')
 
   let whatsapps: any
 
@@ -104,12 +108,16 @@ const SendWhatsAppMessage = async ({
 
 
   try {
+    console.time
+
     const sentMessage = await wbot.sendMessage(`${ticket.contact.number}@${ticket.isGroup ? "g" : "c"}.us`, body, { quotedMessageId: quotedMsgSerializedId, linkPreview: false });
 
     await ticket.update({ lastMessage: body });
 
     await updateTicketCacheByTicketId(ticket.id, { lastMessage: body, updatedAt: new Date(ticket.updatedAt).toISOString() })
 
+    console.timeEnd(timetaken)
+
     return sentMessage;
   } catch (err) {
 
@@ -122,6 +130,11 @@ const SendWhatsAppMessage = async ({
       await whatsapp.update({
         status: "RESTORING",
       });
+
+      await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, {
+        status: "RESTORING",
+      })
+
       setTimeout(() => restartWhatsSession(whatsapp, true), 90000);
     }
 

backend/src/services/WbotServices/StartWhatsAppSession.ts

@@ -4,10 +4,15 @@ import { wbotMessageListener } from "./wbotMessageListener";
 import { getIO } from "../../libs/socket";
 import wbotMonitor from "./wbotMonitor";
 import { logger } from "../../utils/logger";
+import { insertOrUpeateWhatsCache } from "../../helpers/WhatsCache";
 
 export const StartWhatsAppSession = async (whatsapp: Whatsapp, backupSession: boolean = false): Promise<void> => {
   await whatsapp.update({ status: "OPENING" });
   
+  await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, {
+    status: "OPENING",
+  })
+
   const io = getIO();
   io.emit("whatsappSession", {
     action: "update",

backend/src/services/WbotServices/wbotMonitor.ts

@@ -1,5 +1,6 @@
 import * as Sentry from "@sentry/node";
 import { Client } from "whatsapp-web.js";
+import { insertOrUpeateWhatsCache } from "../../helpers/WhatsCache";
 
 import { getIO } from "../../libs/socket";
 import Whatsapp from "../../models/Whatsapp";
@@ -25,6 +26,7 @@ const wbotMonitor = async (
 
       try {
         await whatsapp.update({ status: newState });
+        await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, { status: newState })
       } catch (err) {
         Sentry.captureException(err);
         logger.error(err);
@@ -59,6 +61,7 @@ const wbotMonitor = async (
       logger.info(`Disconnected session: ${sessionName}, reason: ${reason}`);
       try {
         await whatsapp.update({ status: "OPENING", session: "" });
+        await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, { status: "OPENING", session: "" })
       } catch (err) {
         Sentry.captureException(err);
         logger.error(err);

backend/src/services/WhatsappService/CreateWhatsAppService.ts

@@ -62,6 +62,7 @@ const CreateWhatsAppService = async ({
     });
     if (oldDefaultWhatsapp) {
       await oldDefaultWhatsapp.update({ isDefault: false });
+      
     }
   }
 

backend/src/services/WhatsappService/ListWhatsAppsNumber.ts

@@ -12,8 +12,8 @@ const ListWhatsAppsNumber = async (whatsappId: string | number, status: string):
 
         const whatsapps = await Whatsapp.findAll({
             raw: true,
-            where: {number: whatsapp.number, status: status},
-            attributes:['id', 'number']
+            where: { number: whatsapp.number, status: status },
+            attributes: ['id', 'number', 'status', 'isDefault']
         });
 
         return whatsapps;

backend/src/services/WhatsappService/UpdateWhatsAppService.ts

@@ -5,6 +5,7 @@ import AppError from "../../errors/AppError";
 import Whatsapp from "../../models/Whatsapp";
 import ShowWhatsAppService from "./ShowWhatsAppService";
 import AssociateWhatsappQueue from "./AssociateWhatsappQueue";
+import { insertOrUpeateWhatsCache } from "../../helpers/WhatsCache";
 
 interface WhatsappData {
   name?: string;
@@ -78,6 +79,15 @@ const UpdateWhatsAppService = async ({
     isDefault
   });
 
+  await insertOrUpeateWhatsCache(`whatsapp:${whatsapp.id}`, {
+    name,
+    status,
+    session,
+    greetingMessage,
+    farewellMessage,
+    isDefault
+  })
+
   await AssociateWhatsappQueue(whatsapp, queueIds);
 
   return { whatsapp, oldDefaultWhatsapp };