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.
65 lines
1.2 KiB
JavaScript
65 lines
1.2 KiB
JavaScript
'use strict'
|
|
|
|
/**
|
|
* Expose `arrayFlatten`.
|
|
*/
|
|
module.exports = arrayFlatten
|
|
|
|
/**
|
|
* Recursive flatten function with depth.
|
|
*
|
|
* @param {Array} array
|
|
* @param {Array} result
|
|
* @param {Number} depth
|
|
* @return {Array}
|
|
*/
|
|
function flattenWithDepth (array, result, depth) {
|
|
for (var i = 0; i < array.length; i++) {
|
|
var value = array[i]
|
|
|
|
if (depth > 0 && Array.isArray(value)) {
|
|
flattenWithDepth(value, result, depth - 1)
|
|
} else {
|
|
result.push(value)
|
|
}
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
/**
|
|
* Recursive flatten function. Omitting depth is slightly faster.
|
|
*
|
|
* @param {Array} array
|
|
* @param {Array} result
|
|
* @return {Array}
|
|
*/
|
|
function flattenForever (array, result) {
|
|
for (var i = 0; i < array.length; i++) {
|
|
var value = array[i]
|
|
|
|
if (Array.isArray(value)) {
|
|
flattenForever(value, result)
|
|
} else {
|
|
result.push(value)
|
|
}
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
/**
|
|
* Flatten an array, with the ability to define a depth.
|
|
*
|
|
* @param {Array} array
|
|
* @param {Number} depth
|
|
* @return {Array}
|
|
*/
|
|
function arrayFlatten (array, depth) {
|
|
if (depth == null) {
|
|
return flattenForever(array, [])
|
|
}
|
|
|
|
return flattenWithDepth(array, [], depth)
|
|
}
|