
- 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.
30 lines
900 B
JavaScript
30 lines
900 B
JavaScript
var copyArray = require('./_copyArray'),
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isIndex = require('./_isIndex');
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/* Built-in method references for those with the same name as other `lodash` methods. */
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var nativeMin = Math.min;
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/**
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* Reorder `array` according to the specified indexes where the element at
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* the first index is assigned as the first element, the element at
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* the second index is assigned as the second element, and so on.
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*
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* @private
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* @param {Array} array The array to reorder.
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* @param {Array} indexes The arranged array indexes.
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* @returns {Array} Returns `array`.
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*/
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function reorder(array, indexes) {
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var arrLength = array.length,
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length = nativeMin(indexes.length, arrLength),
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oldArray = copyArray(array);
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while (length--) {
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var index = indexes[length];
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array[length] = isIndex(index, arrLength) ? oldArray[index] : undefined;
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}
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return array;
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}
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module.exports = reorder;
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