Added logging

src/mod-manager.ts

@@ -1,13 +1,18 @@
 #!/usr/bin/env node
-import { Command } from "commander";
+import {Command} from "commander";
 import InitCommand from "./commands/init_command.js";
 import InstallCommand from "./commands/install_command.js";
 import Subcommand from "./commands/subcommand.js";
 import Initialiser from "./util/initialiser.js";
 import PrintUtils from "./util/print_utils.js";
-//import PrettyError from "pretty-error";
+import path from "path";
+import {Logger, pino} from "pino"
+
 
 export default class ModManager {
+  public static logger: Logger | null = null;
+  private static readonly LOG_FILE: string = path.join(Initialiser.getModManagerFolderPath(), "logs", `${new Date().valueOf()}.log.json`);
+
   private static program: Command = new Command();
 
   private static subcommands: Array<Subcommand> = [
@@ -16,8 +21,10 @@ export default class ModManager {
   ];
 
   static init() {
-    //const pe = new PrettyError();
-    //pe.start();
+    if (Initialiser.isInitialised()) {
+      this.logger = ModManager.createLogger();
+    }
+
 
     this.program
       .name('mod-manager')
@@ -37,6 +44,16 @@ export default class ModManager {
       PrintUtils.error("Mod Manager is not initialised");
     }
   }
+
+  static createLogger(): Logger {
+    let logger = pino({base: {pid: undefined, hostname: undefined}}, pino.destination({dest: this.LOG_FILE}));
+    process.on("uncaughtException", error => {
+      logger.error(error);
+      setTimeout(() => process.exit(1), 1)
+    })
+
+    return logger;
+  }
 }
 
 ModManager.init();

src/util/initialiser.ts

@@ -1,7 +1,8 @@
-import { existsSync, mkdirSync, writeFileSync } from "fs";
+import {existsSync, mkdirSync, writeFileSync} from "fs";
 import path from "path";
 import Mods from "../mods/mods.js";
 import PrintUtils from "./print_utils.js";
+import ModManager from "../mod-manager.js";
 
 export default class Initialiser {
     private static readonly MOD_MANAGER_FOLDER = ".mod-manager"
@@ -13,6 +14,12 @@ export default class Initialiser {
 
                 if (success) {
                     PrintUtils.success("Sucessfully initialised Mod Manager!");
+
+                    // Initialise a logger when Mod Manager is initialised
+                    if (ModManager.logger == null) {
+                        ModManager.logger = ModManager.createLogger();
+                    }
+
                 } else {
                     PrintUtils.error("Unable to set up the Mod Manager folder structure");
                 }
@@ -39,6 +46,7 @@ export default class Initialiser {
         if (!existsSync(this.getModManagerFolderPath())) {
             mkdirSync(this.getModManagerFolderPath());
             writeFileSync(Mods.getModFilePath(), "[]");
+            mkdirSync(path.join(this.getModManagerFolderPath(), "logs"))
             return true;
         } else {
             return false;

src/util/print_utils.ts

@@ -1,21 +1,38 @@
 import chalk from "chalk";
 import ora, { Ora } from "ora";
+import ModManager from "../mod-manager.js";
 
 export default class PrintUtils {
 
     static info(print: string) {
+        if (ModManager.logger != null) {
+            ModManager.logger.info(print);
+        }
+
         console.log(chalk.white(print));
     }
 
     static warn(print: string) {
+        if (ModManager.logger != null) {
+            ModManager.logger.warn(print)
+        }
+
         console.log(chalk.yellowBright(print));
     }
 
     static success(print: string) {
+        if (ModManager.logger != null) {
+            ModManager.logger.info(print)
+        }
+
         console.log(chalk.greenBright(print));
     }
 
     static error(print: string) {
+        if (ModManager.logger != null) {
+            ModManager.logger.error(print);
+        }
+
         console.log(chalk.redBright(print));
     }