zoho crm flow added

.env

@@ -0,0 +1,3 @@
+ZOHO_CLIENT_ID=1000.PY0FB5ABLLFK2WIBDCNCGKQ0EUIJMY
+ZOHO_CLIENT_SECRET=772c42df00054668efb6a5839f1874b1dc89e1a127
+ZOHO_REDIRECT_URI=centralizedreportingsystem://oauth/callback

.gitignore

@@ -1,5 +1,4 @@
 node_modules/
-.env
 uploads/
 npm-debug.log*
 coverage/

src/api/controllers/authController.js

@@ -7,11 +7,11 @@ const session = require('../../auth/session.service');
 async function login(req, res) {
   const { email, password } = req.body;
   const user = await repo.findByEmail(email);
-  if (!user) return res.status(401).json({ status: 'error', message: 'Invalid credentials', errorCode: 'BAD_CREDENTIALS', timestamp: new Date().toISOString() });
+  if (!user) return res.status(401).json({ status: 'error', message: 'User Not Found', errorCode: 'BAD_CREDENTIALS', timestamp: new Date().toISOString() });
   const ok = await bcrypt.compare(password, user.passwordHash);
   if (!ok) return res.status(401).json({ status: 'error', message: 'Invalid credentials', errorCode: 'BAD_CREDENTIALS', timestamp: new Date().toISOString() });
-  const accessToken = jwtService.sign({ uuid: user.uuid, role: user.role });
-  const refreshToken = jwtService.sign({ uuid: user.uuid, type: 'refresh' }, { expiresIn: '7d' });
+  const accessToken = jwtService.sign({ id: user.id, uuid: user.uuid, role: user.role });
+  const refreshToken = jwtService.sign({ id: user.id, uuid: user.uuid, type: 'refresh' }, { expiresIn: '7d' });
   await session.storeRefreshToken(user.uuid, refreshToken);
   const displayName = [user.firstName, user.lastName].filter(Boolean).join(' ');
   res.json(
@@ -36,7 +36,7 @@ async function refresh(req, res) {
     if (payload.type !== 'refresh') throw new Error('Invalid token');
     const stored = await session.getRefreshToken(payload.uuid);
     if (stored !== refreshToken) return res.status(401).json({ status: 'error', message: 'Invalid refresh token', errorCode: 'INVALID_REFRESH', timestamp: new Date().toISOString() });
-    const accessToken = jwtService.sign({ uuid: payload.uuid, role: payload.role });
+    const accessToken = jwtService.sign({ id: payload.id, uuid: payload.uuid, role: payload.role });
     res.json(success('Token refreshed', { accessToken }));
   } catch (e) {
     return res.status(401).json({ status: 'error', message: 'Invalid refresh token', errorCode: 'INVALID_REFRESH', timestamp: new Date().toISOString() });

src/api/controllers/integrationController.js

@@ -0,0 +1,48 @@
+const { success, failure } = require('../../utils/response');
+const IntegrationService = require('../../services/integration/integrationService');
+
+async function getData(req, res) {
+  try {
+    const { provider, service, resource, page, limit, filters } = req.query;
+    console.log('query is', req.query);
+    const integrationService = new IntegrationService(req.user.id);
+    
+    const params = { page, limit };
+    if (filters) {
+      try {
+        params.filters = JSON.parse(filters);
+      } catch (e) {
+        return res.status(400).json(failure('Invalid filters format', 'INVALID_FILTERS'));
+      }
+    }
+
+    const data = await integrationService.getData(provider, service, resource, params);
+    res.json(success(`${provider} ${service} ${resource} data`, data));
+  } catch (error) {
+    res.status(400).json(failure(error.message, 'INTEGRATION_ERROR'));
+  }
+}
+
+async function getServices(req, res) {
+  try {
+    const { provider } = req.query;
+    const integrationService = new IntegrationService(req.user.id);
+    const services = await integrationService.getAvailableServices(provider);
+    res.json(success(`${provider} available services`, services));
+  } catch (error) {
+    res.status(400).json(failure(error.message, 'INTEGRATION_ERROR'));
+  }
+}
+
+async function getResources(req, res) {
+  try {
+    const { provider, service } = req.query;
+    const integrationService = new IntegrationService(req.user.id);
+    const resources = await integrationService.getAvailableResources(provider, service);
+    res.json(success(`${provider} ${service} available resources`, resources));
+  } catch (error) {
+    res.status(400).json(failure(error.message, 'INTEGRATION_ERROR'));
+  }
+}
+
+module.exports = { getData, getServices, getResources };

src/api/controllers/userController.js

@@ -59,8 +59,8 @@ async function exchangeZohoToken(req, res) {
     await userAuthTokenRepo.upsertToken({
       userId: id,
       serviceName: service_name,
-      accessToken: encrypt(access_token),
-      refreshToken: refresh_token ? encrypt(refresh_token) : null,
+      accessToken: access_token,
+      refreshToken: refresh_token? refresh_token : null,
       expiresAt
     });
 

src/api/routes/integrationRoutes.js

@@ -0,0 +1,59 @@
+const express = require('express');
+const Joi = require('joi');
+const { getData, getServices, getResources } = require('../controllers/integrationController');
+const auth = require('../middlewares/auth');
+const ZohoHandler = require('../../integrations/zoho/handler');
+
+const router = express.Router();
+
+function validate(schema) {
+  return (req, res, next) => {
+    const { error, value } = schema.validate(req.query, { abortEarly: false, stripUnknown: true });
+    if (error) {
+      return res.status(400).json({ 
+        status: 'error', 
+        message: 'Validation failed', 
+        errorCode: 'VALIDATION_ERROR', 
+        details: error.details, 
+        timestamp: new Date().toISOString() 
+      });
+    }
+    req.query = value;
+    next();
+  };
+}
+
+// Get data from any provider/service/resource
+const dataSchema = Joi.object({
+  provider: Joi.string().valid('zoho', 'hubspot', 'quickbooks', 'bamboohr').required(),
+  service: Joi.string().required(),
+  resource: Joi.string().required(),
+  page: Joi.number().min(1).default(1),
+  limit: Joi.number().min(1).max(100).default(20),
+  filters: Joi.string().optional()
+});
+
+router.get('/data', auth, validate(dataSchema), getData);
+
+// Get available services
+const servicesSchema = Joi.object({
+  provider: Joi.string().valid('zoho', 'hubspot', 'quickbooks', 'bamboohr').required()
+});
+
+router.get('/services', auth, validate(servicesSchema), getServices);
+
+// Get available resources
+const resourcesSchema = Joi.object({
+  provider: Joi.string().valid('zoho', 'hubspot', 'quickbooks', 'bamboohr').required(),
+  service: Joi.string().required()
+});
+
+router.get('/resources', auth, validate(resourcesSchema), getResources);
+
+// Webhook endpoints (no auth required - uses signature verification)
+const zohoHandler = new ZohoHandler();
+router.post('/webhooks/zoho/crm', zohoHandler.handleCrmWebhook.bind(zohoHandler));
+router.post('/webhooks/zoho/people', zohoHandler.handlePeopleWebhook.bind(zohoHandler));
+router.post('/webhooks/zoho/projects', zohoHandler.handleProjectsWebhook.bind(zohoHandler));
+
+module.exports = router;

src/app.js

@@ -10,6 +10,7 @@ const { success } = require('./utils/response');
 const config = require('./config');
 const userRoutes = require('./api/routes/userRoutes');
 const authRoutes = require('./api/routes/authRoutes');
+const integrationRoutes = require('./api/routes/integrationRoutes');
 const sequelize = require('./db/pool');
 
 const app = express();
@@ -39,6 +40,7 @@ app.get('/health', async (req, res) => {
 
 app.use(`${config.app.apiPrefix}/auth`, authRoutes);
 app.use(`${config.app.apiPrefix}/users`, userRoutes);
+app.use(`${config.app.apiPrefix}/integrations`, integrationRoutes);
 
 
 module.exports = app;

src/integrations/zoho/client.js

@@ -0,0 +1,139 @@
+const axios = require('axios');
+const { decrypt, encrypt } = require('../../utils/crypto');
+const userAuthTokenRepo = require('../../data/repositories/userAuthTokenRepository');
+const ZohoMapper = require('./mapper');
+
+class ZohoClient {
+  constructor(userId) {
+    this.userId = userId;
+    this.baseUrl = 'https://www.zohoapis.com';
+  }
+
+  async getTokens() {
+    const token = await userAuthTokenRepo.findByUserAndService(this.userId, 'zoho');
+    if (!token) {
+      throw new Error('Zoho tokens not found. Please authenticate first.');
+    }
+    return {
+      accessToken: decrypt(token.accessToken),
+      refreshToken: token.refreshToken ? decrypt(token.refreshToken) : null,
+      expiresAt: token.expiresAt
+    };
+  }
+
+  async makeRequest(endpoint, options = {}) {
+    const { accessToken } = await this.getTokens();
+    console.log('i am in make request with token',accessToken)
+    const url = `${this.baseUrl}${endpoint}`;
+    
+    const config = {
+      ...options,
+      headers: {
+        'Authorization': `Zoho-oauthtoken ${accessToken}`,
+        'Content-Type': 'application/json',
+        ...options.headers
+      }
+    };
+
+    try {
+      const response = await axios(url, config);
+      return response.data;
+    } catch (error) {
+      if (error.response?.status === 401) {
+        await this.refreshToken();
+        const newTokens = await this.getTokens();
+        config.headers.Authorization = `Zoho-oauthtoken ${newTokens.accessToken}`;
+        const retryResponse = await axios(url, config);
+        return retryResponse.data;
+      }
+      throw error;
+    }
+  }
+
+  async refreshToken() {
+    const { refreshToken } = await this.getTokens();
+    if (!refreshToken) {
+      throw new Error('No refresh token available');
+    }
+
+    const params = new URLSearchParams();
+    params.append('refresh_token', refreshToken);
+    params.append('client_id', process.env.ZOHO_CLIENT_ID);
+    params.append('client_secret', process.env.ZOHO_CLIENT_SECRET);
+    params.append('grant_type', 'refresh_token');
+
+    const response = await axios.post('https://accounts.zoho.com/oauth/v2/token', params.toString(), {
+      headers: { 'Content-Type': 'application/x-www-form-urlencoded' }
+    });
+
+    const { access_token, expires_in } = response.data;
+    const expiresAt = expires_in ? new Date(Date.now() + expires_in * 1000) : null;
+
+    await userAuthTokenRepo.upsertToken({
+      userId: this.userId,
+      serviceName: 'zoho',
+      accessToken: encrypt(access_token),
+      refreshToken: refreshToken ? encrypt(refreshToken) : null,
+      expiresAt
+    });
+  }
+
+  // Zoho CRM methods
+  async getLeads(params = {}) {
+    const response = await this.makeRequest('/crm/v2/Leads', { params });
+    return ZohoMapper.mapApiResponse(response, 'leads');
+  }
+
+  async getContacts(params = {}) {
+    const response = await this.makeRequest('/crm/v2/Contacts', { params });
+    return ZohoMapper.mapApiResponse(response, 'contacts');
+  }
+
+  async getDeals(params = {}) {
+    const response = await this.makeRequest('/crm/v2/Deals', { params });
+    return ZohoMapper.mapApiResponse(response, 'deals');
+  }
+
+  async getTasks(params = {}) {
+    const response = await this.makeRequest('/crm/v2/Tasks', { params });
+    return ZohoMapper.mapApiResponse(response, 'tasks');
+  }
+
+  // Zoho People methods
+  async getEmployees(params = {}) {
+    const response = await this.makeRequest('/people/api/v1/employees', { params });
+    return ZohoMapper.mapApiResponse(response, 'employees');
+  }
+
+  // Zoho Projects methods
+  async getProjects(params = {}) {
+    const response = await this.makeRequest('/projects/v1/projects', { params });
+    return ZohoMapper.mapApiResponse(response, 'projects');
+  }
+
+  async getProjectTasks(projectId, params = {}) {
+    const response = await this.makeRequest(`/projects/v1/projects/${projectId}/tasks`, { params });
+    return ZohoMapper.mapApiResponse(response, 'tasks');
+  }
+
+  async getAllProjectTasks(params = {}) {
+    const response = await this.makeRequest('/projects/v1/tasks', { params });
+    return ZohoMapper.mapApiResponse(response, 'tasks');
+  }
+
+  // Service discovery
+  getAvailableServices() {
+    return ['crm', 'people', 'projects'];
+  }
+
+  getAvailableResources(service) {
+    const resources = {
+      'crm': ['leads', 'contacts', 'deals', 'tasks'],
+      'people': ['employees', 'departments'],
+      'projects': ['projects', 'tasks', 'timesheets']
+    };
+    return resources[service] || [];
+  }
+}
+
+module.exports = ZohoClient;

src/integrations/zoho/handler.js

@@ -0,0 +1,254 @@
+// Webhook/event handler for Zoho integration
+const crypto = require('crypto');
+const logger = require('../../utils/logger');
+
+class ZohoHandler {
+  constructor() {
+    this.webhookSecret = process.env.ZOHO_WEBHOOK_SECRET || 'changeme';
+  }
+
+  // Verify webhook signature from Zoho
+  verifyWebhookSignature(payload, signature, secret = null) {
+    const webhookSecret = secret || this.webhookSecret;
+    const expectedSignature = crypto
+      .createHmac('sha256', webhookSecret)
+      .update(payload, 'utf8')
+      .digest('hex');
+    
+    return crypto.timingSafeEqual(
+      Buffer.from(signature, 'hex'),
+      Buffer.from(expectedSignature, 'hex')
+    );
+  }
+
+  // Handle Zoho CRM webhook events
+  async handleCrmWebhook(req, res) {
+    try {
+      const signature = req.headers['x-zoho-signature'];
+      const payload = JSON.stringify(req.body);
+
+      if (!this.verifyWebhookSignature(payload, signature)) {
+        logger.warn('Invalid Zoho CRM webhook signature', { 
+          correlationId: logger.getCorrelationId(req),
+          ip: req.ip 
+        });
+        return res.status(401).json({ status: 'error', message: 'Invalid signature' });
+      }
+
+      const { event, data } = req.body;
+      logger.info('Zoho CRM webhook received', { 
+        correlationId: logger.getCorrelationId(req),
+        event,
+        recordId: data?.id 
+      });
+
+      // Process different CRM events
+      switch (event) {
+        case 'leads.create':
+          await this.handleLeadCreated(data);
+          break;
+        case 'leads.update':
+          await this.handleLeadUpdated(data);
+          break;
+        case 'leads.delete':
+          await this.handleLeadDeleted(data);
+          break;
+        case 'contacts.create':
+          await this.handleContactCreated(data);
+          break;
+        case 'contacts.update':
+          await this.handleContactUpdated(data);
+          break;
+        case 'deals.create':
+          await this.handleDealCreated(data);
+          break;
+        case 'deals.update':
+          await this.handleDealUpdated(data);
+          break;
+        default:
+          logger.warn('Unknown Zoho CRM event', { event });
+      }
+
+      res.json({ status: 'success', message: 'Webhook processed' });
+    } catch (error) {
+      logger.error('Zoho CRM webhook processing failed', {
+        correlationId: logger.getCorrelationId(req),
+        error: error.message,
+        stack: error.stack
+      });
+      res.status(500).json({ status: 'error', message: 'Webhook processing failed' });
+    }
+  }
+
+  // Handle Zoho People webhook events
+  async handlePeopleWebhook(req, res) {
+    try {
+      const signature = req.headers['x-zoho-signature'];
+      const payload = JSON.stringify(req.body);
+
+      if (!this.verifyWebhookSignature(payload, signature)) {
+        logger.warn('Invalid Zoho People webhook signature', { 
+          correlationId: logger.getCorrelationId(req),
+          ip: req.ip 
+        });
+        return res.status(401).json({ status: 'error', message: 'Invalid signature' });
+      }
+
+      const { event, data } = req.body;
+      logger.info('Zoho People webhook received', { 
+        correlationId: logger.getCorrelationId(req),
+        event,
+        employeeId: data?.id 
+      });
+
+      // Process different People events
+      switch (event) {
+        case 'employees.create':
+          await this.handleEmployeeCreated(data);
+          break;
+        case 'employees.update':
+          await this.handleEmployeeUpdated(data);
+          break;
+        case 'employees.delete':
+          await this.handleEmployeeDeleted(data);
+          break;
+        default:
+          logger.warn('Unknown Zoho People event', { event });
+      }
+
+      res.json({ status: 'success', message: 'Webhook processed' });
+    } catch (error) {
+      logger.error('Zoho People webhook processing failed', {
+        correlationId: logger.getCorrelationId(req),
+        error: error.message,
+        stack: error.stack
+      });
+      res.status(500).json({ status: 'error', message: 'Webhook processing failed' });
+    }
+  }
+
+  // Handle Zoho Projects webhook events
+  async handleProjectsWebhook(req, res) {
+    try {
+      const signature = req.headers['x-zoho-signature'];
+      const payload = JSON.stringify(req.body);
+
+      if (!this.verifyWebhookSignature(payload, signature)) {
+        logger.warn('Invalid Zoho Projects webhook signature', { 
+          correlationId: logger.getCorrelationId(req),
+          ip: req.ip 
+        });
+        return res.status(401).json({ status: 'error', message: 'Invalid signature' });
+      }
+
+      const { event, data } = req.body;
+      logger.info('Zoho Projects webhook received', { 
+        correlationId: logger.getCorrelationId(req),
+        event,
+        projectId: data?.id 
+      });
+
+      // Process different Projects events
+      switch (event) {
+        case 'projects.create':
+          await this.handleProjectCreated(data);
+          break;
+        case 'projects.update':
+          await this.handleProjectUpdated(data);
+          break;
+        case 'tasks.create':
+          await this.handleTaskCreated(data);
+          break;
+        case 'tasks.update':
+          await this.handleTaskUpdated(data);
+          break;
+        default:
+          logger.warn('Unknown Zoho Projects event', { event });
+      }
+
+      res.json({ status: 'success', message: 'Webhook processed' });
+    } catch (error) {
+      logger.error('Zoho Projects webhook processing failed', {
+        correlationId: logger.getCorrelationId(req),
+        error: error.message,
+        stack: error.stack
+      });
+      res.status(500).json({ status: 'error', message: 'Webhook processing failed' });
+    }
+  }
+
+  // CRM Event Handlers
+  async handleLeadCreated(data) {
+    logger.info('Lead created', { leadId: data.id, name: data.Full_Name });
+    // Add your business logic here - e.g., sync to other systems
+  }
+
+  async handleLeadUpdated(data) {
+    logger.info('Lead updated', { leadId: data.id, name: data.Full_Name });
+    // Add your business logic here
+  }
+
+  async handleLeadDeleted(data) {
+    logger.info('Lead deleted', { leadId: data.id });
+    // Add your business logic here
+  }
+
+  async handleContactCreated(data) {
+    logger.info('Contact created', { contactId: data.id, name: `${data.First_Name} ${data.Last_Name}` });
+    // Add your business logic here
+  }
+
+  async handleContactUpdated(data) {
+    logger.info('Contact updated', { contactId: data.id, name: `${data.First_Name} ${data.Last_Name}` });
+    // Add your business logic here
+  }
+
+  async handleDealCreated(data) {
+    logger.info('Deal created', { dealId: data.id, name: data.Deal_Name, amount: data.Amount });
+    // Add your business logic here
+  }
+
+  async handleDealUpdated(data) {
+    logger.info('Deal updated', { dealId: data.id, name: data.Deal_Name, amount: data.Amount });
+    // Add your business logic here
+  }
+
+  // People Event Handlers
+  async handleEmployeeCreated(data) {
+    logger.info('Employee created', { employeeId: data.id, name: `${data.firstName} ${data.lastName}` });
+    // Add your business logic here
+  }
+
+  async handleEmployeeUpdated(data) {
+    logger.info('Employee updated', { employeeId: data.id, name: `${data.firstName} ${data.lastName}` });
+    // Add your business logic here
+  }
+
+  async handleEmployeeDeleted(data) {
+    logger.info('Employee deleted', { employeeId: data.id });
+    // Add your business logic here
+  }
+
+  // Projects Event Handlers
+  async handleProjectCreated(data) {
+    logger.info('Project created', { projectId: data.id, name: data.name });
+    // Add your business logic here
+  }
+
+  async handleProjectUpdated(data) {
+    logger.info('Project updated', { projectId: data.id, name: data.name });
+    // Add your business logic here
+  }
+
+  async handleTaskCreated(data) {
+    logger.info('Task created', { taskId: data.id, name: data.name, projectId: data.project?.id });
+    // Add your business logic here
+  }
+
+  async handleTaskUpdated(data) {
+    logger.info('Task updated', { taskId: data.id, name: data.name, projectId: data.project?.id });
+    // Add your business logic here
+  }
+}
+
+module.exports = ZohoHandler;

src/integrations/zoho/mapper.js

@@ -0,0 +1,152 @@
+// Data mapping/transformation utilities for Zoho integration
+class ZohoMapper {
+  // Map Zoho CRM Lead to standardized format
+  static mapLead(zohoLead) {
+    return {
+      id: zohoLead.id,
+      name: zohoLead.Full_Name || zohoLead.Lead_Name,
+      email: zohoLead.Email,
+      phone: zohoLead.Phone,
+      company: zohoLead.Company,
+      status: zohoLead.Lead_Status,
+      source: zohoLead.Lead_Source,
+      createdTime: zohoLead.Created_Time,
+      modifiedTime: zohoLead.Modified_Time,
+      owner: zohoLead.Owner?.name,
+      // Map custom fields if they exist
+      customFields: this.mapCustomFields(zohoLead)
+    };
+  }
+
+  // Map Zoho CRM Contact to standardized format
+  static mapContact(zohoContact) {
+    return {
+      id: zohoContact.id,
+      firstName: zohoContact.First_Name,
+      lastName: zohoContact.Last_Name,
+      email: zohoContact.Email,
+      phone: zohoContact.Phone,
+      account: zohoContact.Account_Name,
+      title: zohoContact.Title,
+      department: zohoContact.Department,
+      createdTime: zohoContact.Created_Time,
+      modifiedTime: zohoContact.Modified_Time,
+      owner: zohoContact.Owner?.name,
+      customFields: this.mapCustomFields(zohoContact)
+    };
+  }
+
+  // Map Zoho CRM Deal to standardized format
+  static mapDeal(zohoDeal) {
+    return {
+      id: zohoDeal.id,
+      name: zohoDeal.Deal_Name,
+      amount: zohoDeal.Amount,
+      stage: zohoDeal.Stage,
+      probability: zohoDeal.Probability,
+      closeDate: zohoDeal.Closing_Date,
+      account: zohoDeal.Account_Name,
+      contact: zohoDeal.Contact_Name,
+      createdTime: zohoDeal.Created_Time,
+      modifiedTime: zohoDeal.Modified_Time,
+      owner: zohoDeal.Owner?.name,
+      customFields: this.mapCustomFields(zohoDeal)
+    };
+  }
+
+  // Map Zoho People Employee to standardized format
+  static mapEmployee(zohoEmployee) {
+    return {
+      id: zohoEmployee.id,
+      employeeId: zohoEmployee.employeeId,
+      firstName: zohoEmployee.firstName,
+      lastName: zohoEmployee.lastName,
+      email: zohoEmployee.email,
+      phone: zohoEmployee.phone,
+      department: zohoEmployee.department,
+      designation: zohoEmployee.designation,
+      reportingTo: zohoEmployee.reportingTo,
+      joiningDate: zohoEmployee.joiningDate,
+      status: zohoEmployee.status,
+      customFields: this.mapCustomFields(zohoEmployee)
+    };
+  }
+
+  // Map Zoho Projects Project to standardized format
+  static mapProject(zohoProject) {
+    return {
+      id: zohoProject.id,
+      name: zohoProject.name,
+      description: zohoProject.description,
+      status: zohoProject.status,
+      startDate: zohoProject.start_date,
+      endDate: zohoProject.end_date,
+      owner: zohoProject.owner?.name,
+      createdTime: zohoProject.created_time,
+      customFields: this.mapCustomFields(zohoProject)
+    };
+  }
+
+  // Map Zoho Projects Task to standardized format
+  static mapTask(zohoTask) {
+    return {
+      id: zohoTask.id,
+      name: zohoTask.name,
+      description: zohoTask.description,
+      status: zohoTask.status,
+      priority: zohoTask.priority,
+      startDate: zohoTask.start_date,
+      endDate: zohoTask.end_date,
+      assignee: zohoTask.assignee?.name,
+      project: zohoTask.project?.name,
+      customFields: this.mapCustomFields(zohoTask)
+    };
+  }
+
+  // Map custom fields from Zoho response
+  static mapCustomFields(zohoRecord) {
+    const customFields = {};
+    if (zohoRecord.Custom_Fields) {
+      zohoRecord.Custom_Fields.forEach(field => {
+        customFields[field.api_name] = field.value;
+      });
+    }
+    return customFields;
+  }
+
+  // Map multiple records using appropriate mapper
+  static mapRecords(records, recordType) {
+    const mapperMap = {
+      'leads': this.mapLead,
+      'contacts': this.mapContact,
+      'deals': this.mapDeal,
+      'employees': this.mapEmployee,
+      'projects': this.mapProject,
+      'tasks': this.mapTask
+    };
+
+    const mapper = mapperMap[recordType];
+    if (!mapper) {
+      throw new Error(`No mapper found for record type: ${recordType}`);
+    }
+
+    return records.map(record => mapper(record));
+  }
+
+  // Map Zoho API response to standardized format
+  static mapApiResponse(zohoResponse, recordType) {
+    const records = zohoResponse.data || [];
+    // const mappedRecords = this.mapRecords(records, recordType);
+    
+    return {
+      data: records,
+      info: {
+        count: zohoResponse.info?.count || mappedRecords.length,
+        moreRecords: zohoResponse.info?.more_records || false,
+        page: zohoResponse.info?.page || 1
+      }
+    };
+  }
+}
+
+module.exports = ZohoMapper;

src/middlewares/errorHandler.js

@@ -1,21 +0,0 @@
-const { failure } = require('../utils/response');
-const logger = require('../utils/logger');
-
-module.exports = function errorHandler(err, req, res, next) {
-  const correlationId = logger.getCorrelationId(req);
-  const status = err.status || 500;
-  const errorCode = err.code || 'INTERNAL_SERVER_ERROR';
-  const message = status === 500 ? 'Something went wrong' : err.message || 'Error';
-
-  logger.error('Request failed', {
-    correlationId,
-    path: req.originalUrl,
-    method: req.method,
-    status,
-    errorCode,
-    stack: status === 500 ? err.stack : undefined
-  });
-
-  res.status(status).json(failure(message, errorCode));
-};
-

src/services/integration/integrationService.js

@@ -0,0 +1,73 @@
+const ZohoClient = require('../../integrations/zoho/client');
+
+class IntegrationService {
+  constructor(userId) {
+    this.userId = userId;
+    this.clients = {
+      zoho: new ZohoClient(userId)
+    };
+  }
+
+  async getData(provider, service, resource, params = {}) {
+    const client = this.clients[provider];
+    if (!client) {
+      throw new Error(`Provider ${provider} not supported`);
+    }
+
+    const method = this.getMethodName(service, resource);
+   
+    if (!client[method]) {
+      throw new Error(`Resource ${resource} not supported for ${provider} ${service}`);
+    }
+
+    // Handle special cases that require additional parameters
+    if (method === 'getTasks' && service === 'projects' && params.projectId) {
+      return await client.getProjectTasks(params.projectId, params);
+    }
+
+    // Handle getAllProjectTasks for projects tasks without projectId
+    if (method === 'getTasks' && service === 'projects' && !params.projectId) {
+      return await client.getAllProjectTasks(params);
+    }
+
+    // Handle CRM tasks (no special parameters needed)
+    if (method === 'getTasks' && service === 'crm') {
+      return await client[method](params);
+    }
+
+    return await client[method](params);
+  }
+
+  getMethodName(service, resource) {
+    const resourceMap = {
+      'leads': 'Leads',
+      'contacts': 'Contacts', 
+      'deals': 'Deals',
+      'employees': 'Employees',
+      'projects': 'Projects',
+      'tasks': 'Tasks',
+      'timesheets': 'Timesheets'
+    };
+
+    const resourceName = resourceMap[resource] || resource;
+    return `get${resourceName}`;
+  }
+
+  async getAvailableServices(provider) {
+    const client = this.clients[provider];
+    if (!client) {
+      throw new Error(`Provider ${provider} not supported`);
+    }
+    return client.getAvailableServices();
+  }
+
+  async getAvailableResources(provider, service) {
+    const client = this.clients[provider];
+    if (!client) {
+      throw new Error(`Provider ${provider} not supported`);
+    }
+    return client.getAvailableResources(service);
+  }
+}
+
+module.exports = IntegrationService;