Automated Action 545563e776 Implement comprehensive real-time chat API with NestJS
- 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.
2025-06-21 17:13:05 +00:00

45 lines
1.6 KiB
JavaScript

/** Used to compose unicode character classes. */
var rsAstralRange = '\\ud800-\\udfff',
rsComboMarksRange = '\\u0300-\\u036f',
reComboHalfMarksRange = '\\ufe20-\\ufe2f',
rsComboSymbolsRange = '\\u20d0-\\u20ff',
rsComboRange = rsComboMarksRange + reComboHalfMarksRange + rsComboSymbolsRange,
rsVarRange = '\\ufe0e\\ufe0f';
/** Used to compose unicode capture groups. */
var rsAstral = '[' + rsAstralRange + ']',
rsCombo = '[' + rsComboRange + ']',
rsFitz = '\\ud83c[\\udffb-\\udfff]',
rsModifier = '(?:' + rsCombo + '|' + rsFitz + ')',
rsNonAstral = '[^' + rsAstralRange + ']',
rsRegional = '(?:\\ud83c[\\udde6-\\uddff]){2}',
rsSurrPair = '[\\ud800-\\udbff][\\udc00-\\udfff]',
rsZWJ = '\\u200d';
/** Used to compose unicode regexes. */
var reOptMod = rsModifier + '?',
rsOptVar = '[' + rsVarRange + ']?',
rsOptJoin = '(?:' + rsZWJ + '(?:' + [rsNonAstral, rsRegional, rsSurrPair].join('|') + ')' + rsOptVar + reOptMod + ')*',
rsSeq = rsOptVar + reOptMod + rsOptJoin,
rsSymbol = '(?:' + [rsNonAstral + rsCombo + '?', rsCombo, rsRegional, rsSurrPair, rsAstral].join('|') + ')';
/** Used to match [string symbols](https://mathiasbynens.be/notes/javascript-unicode). */
var reUnicode = RegExp(rsFitz + '(?=' + rsFitz + ')|' + rsSymbol + rsSeq, 'g');
/**
* Gets the size of a Unicode `string`.
*
* @private
* @param {string} string The string inspect.
* @returns {number} Returns the string size.
*/
function unicodeSize(string) {
var result = reUnicode.lastIndex = 0;
while (reUnicode.test(string)) {
++result;
}
return result;
}
module.exports = unicodeSize;