feat: enhance device status handling with caching and batch processing improvements

libs/common/src/firebase/devices-status/services/devices-status.service.ts

@@ -68,33 +68,23 @@ export class DeviceStatusFirebaseService {
     }
   }
   async addBatchDeviceStatusToOurDb(
-    batch: { deviceTuyaUuid: string; status: any; log: any }[],
+    batch: {
+      deviceTuyaUuid: string;
+      status: any;
+      log: any;
+      device: any;
+    }[],
   ): Promise<void> {
     const allLogs = [];
-    const deviceMap = new Map<string, any>();
 
-    console.log(
-      `🧠 Starting device lookups for batch of ${batch.length} items...`,
-    );
+    console.log(`🔁 Preparing logs from batch of ${batch.length} items...`);
 
-    // Step 1: Parallel device fetching
-    await Promise.all(
-      batch.map(async (item) => {
-        if (!deviceMap.has(item.deviceTuyaUuid)) {
-          const device = await this.getDeviceByDeviceTuyaUuid(
-            item.deviceTuyaUuid,
-          );
-          device?.uuid && deviceMap.set(item.deviceTuyaUuid, device);
-        }
-      }),
-    );
-
-    console.log(`🔍 Found ${deviceMap.size} devices from batch`);
-
-    // Step 2: Prepare logs and updates
     for (const item of batch) {
-      const device = deviceMap.get(item.deviceTuyaUuid);
-      if (!device?.uuid) continue;
+      const device = item.device;
+      if (!device?.uuid) {
+        console.log(`⛔ Skipped unknown device: ${item.deviceTuyaUuid}`);
+        continue;
+      }
 
       const logs = item.log.properties.map((property) =>
         this.deviceStatusLogRepository.create({
@@ -142,23 +132,24 @@ export class DeviceStatusFirebaseService {
       );
     })();
 
-    // Step 5: Wait for both insert and post-processing to finish
-    await Promise.all([insertLogsPromise]);
+    await insertLogsPromise;
   }
 
   async addDeviceStatusToFirebase(
-    addDeviceStatusDto: AddDeviceStatusDto,
+    addDeviceStatusDto: AddDeviceStatusDto & { device?: any },
   ): Promise<AddDeviceStatusDto | null> {
     try {
-      const device = await this.getDeviceByDeviceTuyaUuid(
-        addDeviceStatusDto.deviceTuyaUuid,
-      );
-
+      let device = addDeviceStatusDto.device;
+      if (!device) {
+        device = await this.getDeviceByDeviceTuyaUuid(
+          addDeviceStatusDto.deviceTuyaUuid,
+        );
+      }
       if (device?.uuid) {
         return await this.createDeviceStatusFirebase({
           deviceUuid: device.uuid,
           ...addDeviceStatusDto,
-          productType: device.productDevice.prodType,
+          productType: device.productDevice?.prodType,
         });
       }
       // Return null if device not found or no UUID
@@ -178,6 +169,15 @@ export class DeviceStatusFirebaseService {
       relations: ['productDevice'],
     });
   }
+  async getAllDevices() {
+    return await this.deviceRepository.find({
+      where: {
+        isActive: true,
+      },
+      relations: ['productDevice'],
+    });
+  }
+
   async getDevicesInstructionStatus(deviceUuid: string) {
     try {
       const deviceDetails = await this.getDeviceByDeviceUuid(deviceUuid);

libs/common/src/helper/services/sos.handler.service.ts

@@ -16,33 +16,44 @@ export class SosHandlerService {
     );
   }
 
-  async handleSosEventFirebase(devId: string, logData: any): Promise<void> {
+  async handleSosEventFirebase(device: any, logData: any): Promise<void> {
+    const sosTrueStatus = [{ code: 'sos', value: true }];
+    const sosFalseStatus = [{ code: 'sos', value: false }];
+
     try {
+      // ✅ Send true status
       await this.deviceStatusFirebaseService.addDeviceStatusToFirebase({
-        deviceTuyaUuid: devId,
-        status: [{ code: 'sos', value: true }],
+        deviceTuyaUuid: device.deviceTuyaUuid,
+        status: sosTrueStatus,
         log: logData,
+        device,
       });
+
       await this.deviceStatusFirebaseService.addBatchDeviceStatusToOurDb([
         {
-          deviceTuyaUuid: devId,
-          status: [{ code: 'sos', value: true }],
+          deviceTuyaUuid: device.deviceTuyaUuid,
+          status: sosTrueStatus,
           log: logData,
+          device,
         },
       ]);
 
+      // ✅ Schedule false status
       setTimeout(async () => {
         try {
           await this.deviceStatusFirebaseService.addDeviceStatusToFirebase({
-            deviceTuyaUuid: devId,
-            status: [{ code: 'sos', value: false }],
+            deviceTuyaUuid: device.deviceTuyaUuid,
+            status: sosFalseStatus,
             log: logData,
+            device,
           });
+
           await this.deviceStatusFirebaseService.addBatchDeviceStatusToOurDb([
             {
-              deviceTuyaUuid: devId,
-              status: [{ code: 'sos', value: false }],
+              deviceTuyaUuid: device.deviceTuyaUuid,
+              status: sosFalseStatus,
               log: logData,
+              device,
             },
           ]);
         } catch (err) {

libs/common/src/helper/services/tuya.web.socket.service.ts

@@ -1,18 +1,21 @@
-import { Injectable } from '@nestjs/common';
+import { Injectable, OnModuleInit } from '@nestjs/common';
 import TuyaWebsocket from '../../config/tuya-web-socket-config';
 import { ConfigService } from '@nestjs/config';
 import { DeviceStatusFirebaseService } from '@app/common/firebase/devices-status/services/devices-status.service';
 import { SosHandlerService } from './sos.handler.service';
+import * as NodeCache from 'node-cache';
 
 @Injectable()
-export class TuyaWebSocketService {
+export class TuyaWebSocketService implements OnModuleInit {
   private client: any;
   private readonly isDevEnv: boolean;
+  private readonly deviceCache = new NodeCache({ stdTTL: 7200 }); // TTL = 2 hour
 
   private messageQueue: {
     devId: string;
     status: any;
     logData: any;
+    device: any;
   }[] = [];
 
   private isProcessing = false;
@@ -38,8 +41,29 @@ export class TuyaWebSocketService {
       this.client.start();
     }
 
-    // Trigger the queue processor every 15 seconds
+    // Run the queue processor every 15 seconds
     setInterval(() => this.processQueue(), 15000);
+
+    // Refresh the cache every 1 hour
+    setInterval(() => this.initializeDeviceCache(), 30 * 60 * 1000); // 30 minutes
+  }
+
+  async onModuleInit() {
+    await this.initializeDeviceCache();
+  }
+
+  private async initializeDeviceCache() {
+    try {
+      const allDevices = await this.deviceStatusFirebaseService.getAllDevices();
+      allDevices.forEach((device) => {
+        if (device.deviceTuyaUuid) {
+          this.deviceCache.set(device.deviceTuyaUuid, device);
+        }
+      });
+      console.log(`✅ Refreshed cache with ${allDevices.length} devices.`);
+    } catch (error) {
+      console.error('❌ Failed to initialize device cache:', error);
+    }
   }
 
   private setupEventHandlers() {
@@ -52,6 +76,14 @@ export class TuyaWebSocketService {
       try {
         const { devId, status, logData } = this.extractMessageData(message);
         if (!Array.isArray(logData?.properties)) {
+          this.client.ackMessage(message.messageId);
+          return;
+        }
+
+        const device = this.deviceCache.get(devId);
+        if (!device) {
+          // console.warn(`⚠️ Device not found in cache: ${devId}`);
+          this.client.ackMessage(message.messageId);
           return;
         }
         if (this.sosHandlerService.isSosTriggered(status)) {
@@ -60,13 +92,14 @@ export class TuyaWebSocketService {
           // Firebase real-time update
           await this.deviceStatusFirebaseService.addDeviceStatusToFirebase({
             deviceTuyaUuid: devId,
-            status: status,
+            status,
             log: logData,
+            device,
           });
         }
 
         // Push to internal queue
-        this.messageQueue.push({ devId, status, logData });
+        this.messageQueue.push({ devId, status, logData, device });
 
         // Acknowledge the message
         this.client.ackMessage(message.messageId);
@@ -111,10 +144,11 @@ export class TuyaWebSocketService {
 
     try {
       await this.deviceStatusFirebaseService.addBatchDeviceStatusToOurDb(
-        batch?.map((item) => ({
+        batch.map((item) => ({
           deviceTuyaUuid: item.devId,
           status: item.status,
           log: item.logData,
+          device: item.device,
         })),
       );
     } catch (error) {

package-lock.json

@@ -39,6 +39,7 @@
         "ioredis": "^5.3.2",
         "morgan": "^1.10.0",
         "nest-winston": "^1.10.2",
+        "node-cache": "^5.1.2",
         "nodemailer": "^6.9.10",
         "onesignal-node": "^3.4.0",
         "passport-jwt": "^4.0.1",
@@ -10184,6 +10185,27 @@
         "node": "^18 || ^20 || >= 21"
       }
     },
+    "node_modules/node-cache": {
+      "version": "5.1.2",
+      "resolved": "https://registry.npmjs.org/node-cache/-/node-cache-5.1.2.tgz",
+      "integrity": "sha512-t1QzWwnk4sjLWaQAS8CHgOJ+RAfmHpxFWmc36IWTiWHQfs0w5JDMBS1b1ZxQteo0vVVuWJvIUKHDkkeK7vIGCg==",
+      "license": "MIT",
+      "dependencies": {
+        "clone": "2.x"
+      },
+      "engines": {
+        "node": ">= 8.0.0"
+      }
+    },
+    "node_modules/node-cache/node_modules/clone": {
+      "version": "2.1.2",
+      "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
+      "integrity": "sha512-3Pe/CF1Nn94hyhIYpjtiLhdCoEoz0DqQ+988E9gmeEdQZlojxnOb74wctFyuwWQHzqyf9X7C7MG8juUpqBJT8w==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
     "node_modules/node-emoji": {
       "version": "1.11.0",
       "resolved": "https://registry.npmjs.org/node-emoji/-/node-emoji-1.11.0.tgz",

package.json

@@ -51,6 +51,7 @@
     "ioredis": "^5.3.2",
     "morgan": "^1.10.0",
     "nest-winston": "^1.10.2",
+    "node-cache": "^5.1.2",
     "nodemailer": "^6.9.10",
     "onesignal-node": "^3.4.0",
     "passport-jwt": "^4.0.1",