545563e776
- Complete NestJS TypeScript implementation with WebSocket support - Direct messaging (DM) and group chat functionality - End-to-end encryption with AES encryption and key pairs - Media file support (images, videos, audio, documents) up to 100MB - Push notifications with Firebase Cloud Messaging integration - Mention alerts and real-time typing indicators - User authentication with JWT and Passport - SQLite database with TypeORM entities and relationships - Comprehensive API documentation with Swagger/OpenAPI - File upload handling with secure access control - Online/offline status tracking and presence management - Message editing, deletion, and reply functionality - Notification management with automatic cleanup - Health check endpoint for monitoring - CORS configuration for cross-origin requests - Environment-based configuration management - Structured for Flutter SDK integration Features implemented: ✅ Real-time messaging with Socket.IO ✅ User registration and authentication ✅ Direct messages and group chats ✅ Media file uploads and management ✅ End-to-end encryption ✅ Push notifications ✅ Mention alerts ✅ Typing indicators ✅ Message read receipts ✅ Online status tracking ✅ File access control ✅ Comprehensive API documentation Ready for Flutter SDK development and production deployment.
21 lines
568 B
JavaScript
21 lines
568 B
JavaScript
var baseSum = require('./_baseSum');
|
|
|
|
/** Used as references for various `Number` constants. */
|
|
var NAN = 0 / 0;
|
|
|
|
/**
|
|
* The base implementation of `_.mean` and `_.meanBy` without support for
|
|
* iteratee shorthands.
|
|
*
|
|
* @private
|
|
* @param {Array} array The array to iterate over.
|
|
* @param {Function} iteratee The function invoked per iteration.
|
|
* @returns {number} Returns the mean.
|
|
*/
|
|
function baseMean(array, iteratee) {
|
|
var length = array == null ? 0 : array.length;
|
|
return length ? (baseSum(array, iteratee) / length) : NAN;
|
|
}
|
|
|
|
module.exports = baseMean;
|