vwo-fme-node-sdk
Version:
VWO Node/JavaScript SDK for Feature Management and Experimentation
162 lines • 6.9 kB
JavaScript
;
/**
* Copyright 2024-2025 Wingify Software Pvt. Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
return extendStatics(d, b);
};
return function (d, b) {
if (typeof b !== "function" && b !== null)
throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
Object.defineProperty(exports, "__esModule", { value: true });
exports.LogManager = void 0;
var uuid_1 = require("uuid");
var Logger_1 = require("../Logger");
var ConsoleTransport_1 = require("../transports/ConsoleTransport");
var TransportManager_1 = require("./TransportManager");
var DataTypeUtil_1 = require("../../../utils/DataTypeUtil");
var LogLevelEnum_1 = require("../enums/LogLevelEnum");
var LogMessageUtil_1 = require("../../../utils/LogMessageUtil");
/**
* LogManager class provides logging functionality with support for multiple transports.
* It is designed as a singleton to ensure a single instance throughout the application.
*/
var LogManager = /** @class */ (function (_super) {
__extends(LogManager, _super);
/**
* Constructor for LogManager.
* @param {Record<string, any>} config - Configuration object for LogManager.
*/
function LogManager(config) {
var _this = _super.call(this) || this;
_this.name = 'VWO Logger'; // Default logger name
_this.requestId = (0, uuid_1.v4)(); // Unique request ID generated for each instance
_this.level = LogLevelEnum_1.LogLevelEnum.ERROR; // Default logging level
_this.prefix = 'VWO-SDK'; // Default prefix for log messages
_this.config = config;
if (config.isAlwaysNewInstance || !LogManager.instance) {
LogManager.instance = _this;
// Initialize configuration with defaults or provided values
_this.config.name = config.name || _this.name;
_this.config.requestId = config.requestId || _this.requestId;
_this.config.level = config.level || _this.level;
_this.config.prefix = config.prefix || _this.prefix;
_this.config.dateTimeFormat = config.dateTimeFormat || _this.dateTimeFormat;
_this.transportManager = new TransportManager_1.LogTransportManager(_this.config);
_this.handleTransports();
}
return LogManager.instance;
}
LogManager.prototype.dateTimeFormat = function () {
return new Date().toISOString(); // Default date-time format for log messages
};
Object.defineProperty(LogManager, "Instance", {
/**
* Provides access to the singleton instance of LogManager.
* @returns {LogManager} The singleton instance.
*/
get: function () {
return LogManager.instance;
},
enumerable: false,
configurable: true
});
/**
* Handles the initialization and setup of transports based on configuration.
*/
LogManager.prototype.handleTransports = function () {
var transports = this.config.transports;
if (transports === null || transports === void 0 ? void 0 : transports.length) {
this.addTransports(this.config.transports);
}
else if (this.config.transport && (0, DataTypeUtil_1.isObject)(this.config.transport)) {
this.addTransport(this.config.transport);
}
else {
// if (this.config.defaultTransport)
// Add default ConsoleTransport if no other transport is specified
this.addTransport(new ConsoleTransport_1.ConsoleTransport({
level: this.config.level,
}));
}
};
/**
* Adds a single transport to the LogManager.
* @param {Record<any, any>} transport - The transport object to add.
*/
LogManager.prototype.addTransport = function (transport) {
this.transportManager.addTransport(transport);
};
/**
* Adds multiple transports to the LogManager.
* @param {Array<Record<any, any>>} transports - The list of transport objects to add.
*/
LogManager.prototype.addTransports = function (transports) {
for (var i = 0; i < transports.length; i++) {
this.addTransport(transports[i]);
}
};
/**
* Logs a trace message.
* @param {string} message - The message to log at trace level.
*/
LogManager.prototype.trace = function (message) {
this.transportManager.log(LogLevelEnum_1.LogLevelEnum.TRACE, message);
};
/**
* Logs a debug message.
* @param {string} message - The message to log at debug level.
*/
LogManager.prototype.debug = function (message) {
this.transportManager.log(LogLevelEnum_1.LogLevelEnum.DEBUG, message);
};
/**
* Logs an informational message.
* @param {string} message - The message to log at info level.
*/
LogManager.prototype.info = function (message) {
this.transportManager.log(LogLevelEnum_1.LogLevelEnum.INFO, message);
};
/**
* Logs a warning message.
* @param {string} message - The message to log at warn level.
*/
LogManager.prototype.warn = function (message) {
this.transportManager.log(LogLevelEnum_1.LogLevelEnum.WARN, message);
};
/**
* Logs an error message.
* @param {string} message - The message to log at error level.
*/
LogManager.prototype.error = function (message, shouldSendToVWO) {
if (shouldSendToVWO === void 0) { shouldSendToVWO = true; }
this.transportManager.log(LogLevelEnum_1.LogLevelEnum.ERROR, message);
if (shouldSendToVWO) {
(0, LogMessageUtil_1.sendLogToVWO)(message, LogLevelEnum_1.LogLevelEnum.ERROR);
}
};
return LogManager;
}(Logger_1.Logger));
exports.LogManager = LogManager;
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