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.
19 lines
517 B
JavaScript
19 lines
517 B
JavaScript
var baseSlice = require('./_baseSlice');
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/**
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* Casts `array` to a slice if it's needed.
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*
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* @private
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* @param {Array} array The array to inspect.
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* @param {number} start The start position.
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* @param {number} [end=array.length] The end position.
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* @returns {Array} Returns the cast slice.
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*/
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function castSlice(array, start, end) {
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var length = array.length;
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end = end === undefined ? length : end;
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return (!start && end >= length) ? array : baseSlice(array, start, end);
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}
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module.exports = castSlice;
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