feat: basic history command

Author: bitsnaps

README.md

@@ -123,17 +123,17 @@ P.S. These commands consider the current directory as the base path for every op
 #### User Information
 - **Get User Info**: Display user information.
 ```bash
-  puter whoami
+  puter> whoami
 ```
 
 #### Disk Usage
 - **Check Disk Usage**: Display disk usage information.
 ```bash
-  puter df
+  puter> df
 ```
 - **Get Usage Info**: Fetch usage information for services.
 ```bash
-  puter usage
+  puter> usage
 ```
 
 #### Application Management
@@ -142,25 +142,25 @@ The **Application** are sepcial type of hosted web app, they're served from the
 
 - **List Applications**: List all applications.
 ```bash
-  puter apps [period]
+  puter> apps [period]
 ```
 P.S. Please check the help command `help apps` for more details about any argument.
 
 - **Create Application**: Create a new application.
 ```bash
-  puter app:create <name> [<directory>] [--description="My App Description"] [--url=<url>]
+  puter> app:create <name> [<directory>] [--description="My App Description"] [--url=<url>]
 ```
 P.S. By default a new `index.html` with basic content will be created, but you can set a directory when you create a new application as follows: `app:create nameOfApp ./appDir`, so all files will be copied to the `AppData` directoy, you can then update your app using `app:update <name> <remote_dir>`. This command will attempt to create a subdomain with a random `uid` prefixed with the name of the app.
 
 - **Update Application**: Update an application.
 ```bash
-  puter app:update <name> <remote_dir>
+  puter> app:update <name> <remote_dir>
 ```
 **IMPORTANT** All existing files will be overwritten, new files are copied, other files are just ignored.
 
 - **Delete Application**: Delete an application.
 ```bash
-  puter app:delete [-f] <name>
+  puter> app:delete [-f] <name>
 ```
 P.S. This command will lookup for the allocated `subdomain` and attempt to delete it if it exists.
 
@@ -170,20 +170,31 @@ The static sites are served from the selected directory (or the current director
 
 - **Deploy Site**: Deploy a static website from a directory.
 ```bash
-  puter site:create <app_name> [<dir>] [--subdomain=<name>]
+  puter> site:create <app_name> [<dir>] [--subdomain=<name>]
 ```
 P.S. If the subdomain already exists, it will generate a new random one can set your own subdomain using `--subdomain` argument.
 
 - **List Sites**: List all hosted sites.
 ```bash
-  puter sites
+  puter> sites
 ```
 - **Delete Site**: Delete a hosted site.
 ```bash
-  puter site:delete <uid>
+  puter> site:delete <uid>
 ```
 P.S. You can find the `<uid>` in the list of `sites`.
 
+#### Commands history
+
+- **Display history**: Display the history executed commands
+```bash
+  puter> history
+```
+- **Copy command from history**: Copy a previous command from history by line number
+```bash
+  puter> history <line_number>
+```
+
 #### Interactive Shell
 - **Start Shell**: Launch an interactive shell.
 ```bash
@@ -198,10 +209,14 @@ or just type (you'll need to login):
 - **General Help**: Display a list of available commands.
 ```bash
   puter help
+  # or inside the interactive shell:
+  puter> help
 ```
 - **Command Help**: Display detailed help for a specific command.
 ```bash
   puter help <command>
+  # or inside the interactive shell:
+  puter> help <command>
 ```
 
 ---

src/commands/shell.js

@@ -7,7 +7,7 @@ import { PROJECT_NAME } from '../commons.js';
 
 const config = new Conf({ projectName: PROJECT_NAME });
 
-const rl = readline.createInterface({
+export const rl = readline.createInterface({
   input: process.stdin,
   output: process.stdout,
   prompt: null

src/executor.js

@@ -11,9 +11,13 @@ import { PROJECT_NAME, API_BASE, getHeaders } from './commons.js';
 import inquirer from 'inquirer';
 import { exec } from 'node:child_process';
 import { parseArgs } from './utils.js';
+import { rl } from './commands/shell.js';
 
 const config = new Conf({ projectName: PROJECT_NAME });
 
+// History of commands
+const commandHistory = [];
+
 /**
  * Update the prompt function
  * @returns The current prompt
@@ -37,6 +41,26 @@ const commands = {
     });
   },
   app: appInfo,
+  history: async (args) => {
+    const lineNumber = parseInt(args[0]);
+
+    if (isNaN(lineNumber)) {
+      // Display full history
+      commandHistory.forEach((command, index) => {
+        console.log(chalk.cyan(`${index + 1}: ${command}`));
+      });
+    } else {
+      // Copy the command at the specified line number
+      if (lineNumber < 1 || lineNumber > commandHistory.length) {
+        console.error(chalk.red(`Invalid line number. History has ${commandHistory.length} entries.`));
+        return;
+      }
+
+      const commandToCopy = commandHistory[lineNumber - 1];
+      // Simulate typing the command in the shell
+      rl.write(commandToCopy);
+    }
+  },
   'app:create': async (rawArgs) => {
     try {
       const args = parseArgs(rawArgs.join(' '));
@@ -119,7 +143,7 @@ const commands = {
   sites: listSites,
   site: infoSite,
   'site:delete': deleteSite,
-  'site:create': createSite
+  'site:create': createSite,
 };
 
 /**
@@ -129,6 +153,12 @@ const commands = {
 export async function execCommand(input) {
   const [cmd, ...args] = input.split(' ');
 
+  
+  // Add the command to history (skip the "history" command itself)
+  if (cmd !== 'history') {
+    commandHistory.push(input);
+  }
+
   if (cmd === 'help') {
     // Handle help command
     const command = args[0];
@@ -312,6 +342,11 @@ function showHelp(command) {
       Execute a command on the host machine.
       Example: !ls -la
     `,
+    'history [line]': `
+      ${chalk.cyan('history [line]')}
+      Display history of commands or copy command by line number
+      Example: history 2
+    `,
   };
 
   if (command && commandHelp[command]) {