Enable safe mode for Linux commands

Add a new flag to enable safe mode, requiring user confirmation
before executing any Linux command.

Generated by gpt-3.5-turbo

src/index.ts

@@ -2,6 +2,7 @@
 import * as yargs from "yargs";
 import { Loz } from "./loz";
 import { DEBUG } from "./constant";
+const LOZ_SAFE = process.env.LOZ_SAFE === "true" ? true : false;
 
 const isRunningInMocha = process.env.MOCHA_ENV === "test";
 
@@ -23,6 +24,11 @@ const args = yargs
       alias: "a",
       describe: "Append the model name at the end of the Git commit message.",
     },
+    safe: {
+      alias: "s",
+      describe:
+        "Safe mode requires user confirmation before executing any Linux command.",
+    },
   })
   .help()
   .parseSync();
@@ -116,6 +122,8 @@ async function handleInputFromPipe(prompt: any): Promise<void> {
 
 (async () => {
   await loz.init();
+  if (LOZ_SAFE) args.safe = true;
+  if (args.safe) loz.enableSafe();
   await handleLozCommand();
   loz.close();
 })();

src/loz.ts

@@ -15,7 +15,6 @@ import {
 } from "./config";
 import { Git } from "./git";
 
-const LOZ_SAFE = process.env.LOZ_SAFE === "true" ? true : false;
 // Get the path to the home directory
 const HOME_PATH = os.homedir() || "";
 
@@ -38,6 +37,7 @@ export class Loz {
   config: Config = new Config();
   git: Git = new Git();
   attribution: boolean = false;
+  safeMode: boolean = false;
 
   constructor() {
     this.defaultSettings = {
@@ -66,6 +66,10 @@ export class Loz {
     await this.initLLMfromConfig();
   }
 
+  public enableSafe(): void {
+    this.safeMode = true;
+  }
+
   // load config from JSON file
   private async initLLMfromConfig(): Promise<void> {
     if (!fs.existsSync(this.configPath)) {
@@ -362,7 +366,7 @@ export class Loz {
     };
     this.chatHistoryManager.addChat(promptAndCompleteText);
 
-    if (!LOZ_SAFE) {
+    if (this.safeMode === false) {
       try {
         await runCommand(linuxCommand);
       } catch (error: any) {