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.
54 lines
1.7 KiB
JavaScript
54 lines
1.7 KiB
JavaScript
var baseIndexOf = require('./_baseIndexOf'),
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isArrayLike = require('./isArrayLike'),
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isString = require('./isString'),
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toInteger = require('./toInteger'),
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values = require('./values');
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/* Built-in method references for those with the same name as other `lodash` methods. */
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var nativeMax = Math.max;
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/**
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* Checks if `value` is in `collection`. If `collection` is a string, it's
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* checked for a substring of `value`, otherwise
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* [`SameValueZero`](http://ecma-international.org/ecma-262/7.0/#sec-samevaluezero)
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* is used for equality comparisons. If `fromIndex` is negative, it's used as
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* the offset from the end of `collection`.
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*
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* @static
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* @memberOf _
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* @since 0.1.0
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* @category Collection
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* @param {Array|Object|string} collection The collection to inspect.
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* @param {*} value The value to search for.
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* @param {number} [fromIndex=0] The index to search from.
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* @param- {Object} [guard] Enables use as an iteratee for methods like `_.reduce`.
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* @returns {boolean} Returns `true` if `value` is found, else `false`.
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* @example
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*
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* _.includes([1, 2, 3], 1);
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* // => true
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*
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* _.includes([1, 2, 3], 1, 2);
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* // => false
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*
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* _.includes({ 'a': 1, 'b': 2 }, 1);
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* // => true
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*
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* _.includes('abcd', 'bc');
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* // => true
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*/
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function includes(collection, value, fromIndex, guard) {
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collection = isArrayLike(collection) ? collection : values(collection);
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fromIndex = (fromIndex && !guard) ? toInteger(fromIndex) : 0;
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var length = collection.length;
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if (fromIndex < 0) {
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fromIndex = nativeMax(length + fromIndex, 0);
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}
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return isString(collection)
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? (fromIndex <= length && collection.indexOf(value, fromIndex) > -1)
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: (!!length && baseIndexOf(collection, value, fromIndex) > -1);
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}
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module.exports = includes;
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