Terminal V1

import os
import platform
import subprocess
import time

def clear_screen():
    """Clears the command prompt screen based on the operating system."""
    if platform.system() == "Windows":
        os.system('cls')
    else:
        os.system('clear')

def close_explorer():
    if platform.system() == "Windows":
        try:
            subprocess.run("taskkill /f /im explorer.exe", shell=True)
            time.sleep(1)
        except Exception:
            pass
    clear_screen()
    print("Yo! This is a small project I work on when I'm bored.")
    print("Exit using the [[exit]] command to recover explorer.exe")

def open_explorer():
    if platform.system() == "Windows":
        try:
            subprocess.run("start explorer.exe", shell=True)
        except Exception:
            pass

def print_help():
    """Prints a list of all available commands and how to use them."""
    help_text = """
Available commands:
  create [[NAME]] [[FOLDER OR FILE]]  - Create a folder or file with the specified name.
  rename [[OLD NAME]] [[NEW NAME]]    - Rename a file or folder.
  changepath [[PATH]]                 - Change the current working directory to the specified path.
  delete [[FILE NAME]]                - Delete the specified file.
  edit [[FILE]] [[MODE]]              - Edit a file in one of three modes: overwrite, add, or rewrite.
  read [[FILE]]                       - Read and display the contents of the specified file.
  filecheck                           - List all files in the current directory with their sizes.
  clear                               - Clear the screen.
  exit                                - Exit the program.
  help                                - Display this help message.

Edit modes for the 'edit' command:
  overwrite - Completely replace the file's content.
  add       - Append new content to the end of the file.
  rewrite   - Modify specific lines within the file.

Examples:
  create my_folder folder
  create my_file.txt file
  rename old_name.txt new_name.txt
  changepath C:\\Users\\NewFolder
  delete my_file.txt
  edit my_file.txt overwrite
  read my_file.txt
  filecheck
  clear
"""
    print(help_text)

def main():
    close_explorer()
    base_directory = os.getcwd()
    print(f"Current working directory: {base_directory}")

    while True:
        command = input("\nEnter a command: ").strip()

        if command.lower() == "exit":
            print("Exiting the program. Goodbye!")
            break
        elif command.lower() == "help":
            print_help()
        elif command.lower().startswith("create"):
            parts = command.split()
            if len(parts) == 3:
                name = parts[1]
                item_type = parts[2].lower()
                if item_type == "folder":
                    try:
                        os.makedirs(os.path.join(base_directory, name))
                        print(f"Folder '{name}' created successfully.")
                    except FileExistsError:
                        print(f"Folder '{name}' already exists.")
                    except Exception as e:
                        print(f"Error creating folder '{name}': {e}")
                elif item_type == "file":
                    try:
                        file_path = os.path.join(base_directory, name)
                        if not os.path.exists(file_path):
                            with open(file_path, 'w') as file:
                                file.write('')
                            print(f"File '{name}' created successfully.")
                        else:
                            print(f"File '{name}' already exists.")
                    except Exception as e:
                        print(f"Error creating file '{name}': {e}")
                else:
                    print("Invalid type. Please specify 'folder' or 'file'.")
            else:
                print("Invalid command format. Use: create [[NAME]] [[FOLDER OR FILE]]")

        elif command.lower().startswith("rename"):
            parts = command.split(maxsplit=2)
            if len(parts) == 3:
                old_name = parts[1]
                new_name = parts[2]

                old_path = os.path.join(base_directory, old_name)
                new_path = os.path.join(base_directory, new_name)

                if os.path.exists(old_path):
                    try:
                        os.rename(old_path, new_path)
                        print(f"'{old_name}' has been renamed to '{new_name}'.")
                    except Exception as e:
                        print(f"Error renaming '{old_name}': {e}")
                else:
                    print(f"The file or folder '{old_name}' does not exist.")
            else:
                print("Invalid command format. Use: rename [[OLD NAME]] [[NEW NAME]]")

        elif command.lower().startswith("changepath"):
            parts = command.split(maxsplit=1)
            if len(parts) == 2:
                new_path = parts[1]

                if os.path.isdir(new_path):
                    base_directory = new_path
                    print(f"Path changed to: {base_directory}")
                else:
                    print(f"The path '{new_path}' does not exist or is not a directory.")
            else:
                print("Invalid command format. Use: changepath [[PATH]]")

        elif command.lower().startswith("delete"):
            parts = command.split(maxsplit=1)
            if len(parts) == 2:
                file_name = parts[1]
                file_path = os.path.join(base_directory, file_name)

                if os.path.isfile(file_path):
                    try:
                        os.remove(file_path)
                        print(f"File '{file_name}' has been deleted.")
                    except Exception as e:
                        print(f"Error deleting file '{file_name}': {e}")
                else:
                    print(f"The file '{file_name}' does not exist.")
            else:
                print("Invalid command format. Use: delete [[FILE NAME]]")

        elif command.lower().startswith("edit"):
            parts = command.split(maxsplit=2)
            if len(parts) == 3:
                file_name = parts[1]
                mode = parts[2].lower()

                file_path = os.path.join(base_directory, file_name)

                if not os.path.isfile(file_path):
                    print(f"The file '{file_name}' does not exist.")
                    continue

                if mode == "overwrite":
                    try:
                        print("Enter the new content. Type 'EOF' on a new line to finish.")
                        with open(file_path, 'w') as file:
                            while True:
                                line = input()
                                if line == "EOF":
                                    break
                                file.write(line + '\n')
                        print(f"File '{file_name}' has been overwritten successfully.")
                    except Exception as e:
                        print(f"Error overwriting file '{file_name}': {e}")

                elif mode == "add":
                    try:
                        print("Enter the content to add. Type 'EOF' on a new line to finish.")
                        with open(file_path, 'a') as file:
                            while True:
                                line = input()
                                if line == "EOF":
                                    break
                                file.write(line + '\n')
                        print(f"Content has been added to '{file_name}' successfully.")
                    except Exception as e:
                        print(f"Error adding content to file '{file_name}': {e}")

                elif mode == "rewrite":
                    try:
                        with open(file_path, 'r') as file:
                            lines = file.readlines()

                        print("Current content of the file:")
                        for i, line in enumerate(lines, start=1):
                            print(f"{i}: {line.strip()}")

                        print("\nEnter new content for each line. Leave empty to keep the current line. Type 'EOF' when done.")
                        with open(file_path, 'w') as file:
                            for i, line in enumerate(lines, start=1):
                                new_line = input(f"Line {i}: ")
                                if new_line == "EOF":
                                    file.write(line)
                                    break
                                elif new_line.strip() == "":
                                    file.write(line)
                                else:
                                    file.write(new_line + '\n')
                        print(f"File '{file_name}' has been rewritten successfully.")
                    except Exception as e:
                        print(f"Error rewriting file '{file_name}': {e}")

                else:
                    print("Invalid mode. Please use 'overwrite', 'add', or 'rewrite'.")
            else:
                print("Invalid command format. Use: edit [[FILE]] [[MODE]]")

        elif command.lower().startswith("read"):
            parts = command.split(maxsplit=1)
            if len(parts) == 2:
                file_name = parts[1]

                file_path = os.path.join(base_directory, file_name)

                if os.path.isfile(file_path):
                    try:
                        with open(file_path, 'r') as file:
                            content = file.read()
                            print(f"Contents of '{file_name}':\n{content}")
                    except Exception as e:
                        print(f"Error reading file '{file_name}': {e}")
                else:
                    print(f"The file '{file_name}' does not exist.")
            else:
                print("Invalid command format. Use: read [[FILE]]")

        elif command.lower() == "filecheck":
            try:
                files = [f for f in os.listdir(base_directory) if os.path.isfile(os.path.join(base_directory, f))]
                if files:
                    print("Files in the current directory:")
                    for file in files:
                        size = os.path.getsize(os.path.join(base_directory, file))
                        print(f"  - {file}: {size} bytes")
                else:
                    print("No files found in the current directory.")
            except Exception as e:
                print(f"Error checking files: {e}")

        elif command.lower() == "clear":
            clear_screen()
            print("Screen cleared. Please enter a new command.")
            print(f"Current working directory: {base_directory}")

        else:
            print(f"'{command}' is not recognized. Try again or type 'help' for a list of commands, or 'exit' to quit.")
    open_explorer()

if __name__ == "__main__":
    main()