[logging] AppLogger uses electron-log package

Author: loukaspd

changelog.md

@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Added
 - **[log-creation]:** adds EventLog and EventSource creation functionality inside log-selection modal
+- **[Packages]:** adds AppLogger using electron-log package
 
 ### Changed
 

main.ts

@@ -2,13 +2,13 @@ import { app, BrowserWindow, screen } from 'electron';
 import {autoUpdater} from 'electron-updater';
 import * as path from 'path';
 import * as url from 'url';
+const electronLog = require('electron-log');
 
 let win, serve;
 const args = process.argv.slice(1);
 serve = args.some(val => val === '--serve');
 
 function createWindow() {
-
   //const electronScreen = screen;
   //const size = electronScreen.getPrimaryDisplay().workAreaSize;
   const size = {height: 768,width: 1024};
@@ -64,6 +64,7 @@ try {
   // Some APIs can only be used after this event occurs.
   app.on('ready', () => {
     createWindow();
+    electronLog.info("app started!!!");
     //setupAutoUpdaterLogging();
     autoUpdater.checkForUpdatesAndNotify();
   });
@@ -93,8 +94,7 @@ try {
 //#region autoUpdater
 function setupAutoUpdaterLogging() {
   //%USERPROFILE%\AppData\Roaming\event-viewer-pp\logs\main.log
-  const log = require("electron-log");
-  log.transports.file.level = "debug";
-  autoUpdater.logger = log;
+  electronLog.transports.file.level = "debug";
+  autoUpdater.logger = electronLog;
 }
 //#endregion

src/app/services/AppLogger.ts

@@ -1,5 +1,12 @@
-import * as fs from 'fs';
-import * as path from 'path';
+// const log = require('electron-log');
+import log from 'electron-log';
+log.transports.file.fileName = 'main.log';
+
+const debugLog = log.create('debugLog');
+debugLog.transports.file.level = 'debug';
+debugLog.transports.file.fileName = 'debug.log';
+
+// const log = require("electron-log");
 
 export class AppLogger {
     //#region Instance
@@ -15,22 +22,31 @@ export class AppLogger {
 
 
     //#region Properties & Constructor
-    private _logsPath :string;
     private constructor() {
-        this._logsPath = path.join(process.env.APPDATA, "event-viewer-pp", "logs.txt");
-        fs.writeFileSync(this._logsPath, '');
     }
     //#endregion Properties & Constructor
 
 
     //#region Public Api
-    public log(message:string): void {
-        console.log(message);
-        this.logToFile(message);
+    public logInfo(message: string) {
+        log.info(message);
     }
 
-    public logToFile(message: string): void {
-        fs.appendFileSync(this._logsPath,`-----\n${new Date().toString()}\n${message}`);
+    public logErrorMessage(message: string) {
+        log.error(message);
     }
+
+    public logError(e: Error) {
+        log.error(e);
+    }
+
+    public logWarn(message: string) {
+        log.warn(message);
+    }
+
+    public logDebug(message: string) {
+        debugLog.debug(message);
+    }
+
     //#endregion Public Api
 }

src/app/services/powershell/powershell-command-executor.ts

@@ -30,7 +30,6 @@ export class PsCommandExecutor {
      */
     public static executeCommand(command: string, ignoreError?:boolean, timeout?:number): Promise<string> {
 
-        //commands.length > 1 ? console.table(commands) : console.log(commands.last());    //TODO REMOVE
         const _ps = this._initShell();
         const commandPromise: Promise<string> = _ps.addCommand('[Console]::OutputEncoding = [System.Text.Encoding]::UTF8')
         .then(() => _ps.addCommand(command))

src/app/services/powershell/powershell-commands.ts

@@ -2,6 +2,7 @@ import { Event } from "../../types/Event";
 import { EventLog } from "../../types/EventLog";
 import { GlobalUtils } from "../global-utils";
 import { PsCommandExecutor } from "./powershell-command-executor";
+import { AppLogger } from "../AppLogger";
 
 export class PowershellCommands {
 
@@ -49,6 +50,7 @@ export class PowershellCommands {
         if (computerName) command += ` -ComputerName "${computerName}"`;
         command += ' -List';
 
+        AppLogger.getInstance().logDebug(command);
         return PsCommandExecutor.executeCommand(command, false, 90)
         .then(output => PowershellCommands._parseEventViewersList(output))
         .then(events => {
@@ -58,6 +60,7 @@ export class PowershellCommands {
     }
 
     private static _parseEventViewersList(output: string): EventLog[] {
+        AppLogger.getInstance().logDebug(output);
         const regex = /\S*\s+\d+\s+\D+\s+([\d|,]+)\s+(.*)/s;
 
         return GlobalUtils.splitLines(output)   //get each line