Initial commit
This commit is contained in:
Zhongwei Li
151
skills/cli-demo-generator/scripts/auto_generate_demo.py
Executable file
151
skills/cli-demo-generator/scripts/auto_generate_demo.py
Executable file
@@ -0,0 +1,151 @@
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#!/usr/bin/env python3
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"""
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Auto-generate CLI demos from command descriptions.
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This script creates VHS tape files and generates GIF demos automatically.
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"""
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import argparse
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import subprocess
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import sys
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from pathlib import Path
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from typing import List, Optional
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def create_tape_file(
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commands: List[str],
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output_gif: str,
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title: Optional[str] = None,
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theme: str = "Dracula",
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font_size: int = 16,
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width: int = 1400,
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height: int = 700,
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padding: int = 20,
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) -> str:
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"""Generate a VHS tape file from commands."""
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tape_lines = [
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f'Output {output_gif}',
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'',
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f'Set FontSize {font_size}',
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f'Set Width {width}',
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f'Set Height {height}',
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f'Set Theme "{theme}"',
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f'Set Padding {padding}',
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'',
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]
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# Add title if provided
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if title:
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tape_lines.extend([
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f'Type "# {title}" Sleep 500ms Enter',
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'Sleep 1s',
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'',
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])
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# Add commands with smart timing
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for i, cmd in enumerate(commands, 1):
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# Type the command
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tape_lines.append(f'Type "{cmd}" Sleep 500ms')
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tape_lines.append('Enter')
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# Smart sleep based on command complexity
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if any(keyword in cmd.lower() for keyword in ['install', 'build', 'test', 'deploy']):
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sleep_time = '3s'
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elif any(keyword in cmd.lower() for keyword in ['ls', 'pwd', 'echo', 'cat']):
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sleep_time = '1s'
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else:
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sleep_time = '2s'
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tape_lines.append(f'Sleep {sleep_time}')
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# Add spacing between commands
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if i < len(commands):
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tape_lines.append('')
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return '\n'.join(tape_lines)
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def main():
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parser = argparse.ArgumentParser(
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description='Auto-generate CLI demos from commands',
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formatter_class=argparse.RawDescriptionHelpFormatter,
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epilog='''
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Examples:
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# Generate demo from single command
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%(prog)s -c "npm install" -o demo.gif
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# Generate demo with multiple commands
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%(prog)s -c "git clone repo" -c "cd repo" -c "npm install" -o setup.gif
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# Custom theme and size
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%(prog)s -c "ls -la" -o demo.gif --theme Monokai --width 1200
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# With title
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%(prog)s -c "echo Hello" -o demo.gif --title "My Demo"
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'''
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)
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parser.add_argument('-c', '--command', action='append', required=True,
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help='Command to include in demo (can be specified multiple times)')
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parser.add_argument('-o', '--output', required=True,
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help='Output GIF file path')
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parser.add_argument('--title', help='Demo title (optional)')
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parser.add_argument('--theme', default='Dracula',
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help='VHS theme (default: Dracula)')
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parser.add_argument('--font-size', type=int, default=16,
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help='Font size (default: 16)')
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parser.add_argument('--width', type=int, default=1400,
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help='Terminal width (default: 1400)')
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parser.add_argument('--height', type=int, default=700,
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help='Terminal height (default: 700)')
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parser.add_argument('--no-execute', action='store_true',
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help='Generate tape file only, do not execute VHS')
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args = parser.parse_args()
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# Generate tape file content
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tape_content = create_tape_file(
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commands=args.command,
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output_gif=args.output,
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title=args.title,
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theme=args.theme,
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font_size=args.font_size,
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width=args.width,
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height=args.height,
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)
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# Write tape file
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output_path = Path(args.output)
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tape_file = output_path.with_suffix('.tape')
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with open(tape_file, 'w') as f:
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f.write(tape_content)
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print(f"✓ Generated tape file: {tape_file}")
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if not args.no_execute:
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# Check if VHS is installed
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try:
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subprocess.run(['vhs', '--version'], capture_output=True, check=True)
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except (subprocess.CalledProcessError, FileNotFoundError):
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print("✗ VHS is not installed!", file=sys.stderr)
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print("Install it with: brew install vhs", file=sys.stderr)
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print(f"✓ You can manually run: vhs < {tape_file}", file=sys.stderr)
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return 1
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# Execute VHS
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print(f"Generating GIF: {args.output}")
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try:
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subprocess.run(['vhs', str(tape_file)], check=True)
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print(f"✓ Demo generated: {args.output}")
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print(f" Size: {output_path.stat().st_size / 1024:.1f} KB")
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except subprocess.CalledProcessError as e:
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print(f"✗ VHS execution failed: {e}", file=sys.stderr)
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return 1
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return 0
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if __name__ == '__main__':
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sys.exit(main())
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175
skills/cli-demo-generator/scripts/batch_generate.py
Executable file
175
skills/cli-demo-generator/scripts/batch_generate.py
Executable file
@@ -0,0 +1,175 @@
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#!/usr/bin/env python3
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"""
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Batch generate multiple CLI demos from a configuration file.
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Supports YAML and JSON formats for defining multiple demos.
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"""
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import argparse
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import json
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import subprocess
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import sys
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from pathlib import Path
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from typing import Dict, List
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try:
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import yaml
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YAML_AVAILABLE = True
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except ImportError:
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YAML_AVAILABLE = False
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def load_config(config_file: Path) -> Dict:
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"""Load demo configuration from YAML or JSON file."""
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suffix = config_file.suffix.lower()
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with open(config_file) as f:
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if suffix in ['.yaml', '.yml']:
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if not YAML_AVAILABLE:
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print("Error: PyYAML not installed. Install with: pip install pyyaml", file=sys.stderr)
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sys.exit(1)
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return yaml.safe_load(f)
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elif suffix == '.json':
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return json.load(f)
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else:
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print(f"Error: Unsupported config format: {suffix}", file=sys.stderr)
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print("Supported formats: .yaml, .yml, .json", file=sys.stderr)
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sys.exit(1)
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def generate_demo(demo_config: Dict, base_path: Path, script_path: Path) -> bool:
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"""Generate a single demo from configuration."""
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name = demo_config.get('name', 'unnamed')
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output = demo_config.get('output')
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commands = demo_config.get('commands', [])
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if not output or not commands:
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print(f"✗ Skipping '{name}': missing output or commands", file=sys.stderr)
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return False
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# Build command
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cmd = [sys.executable, str(script_path)]
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for command in commands:
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cmd.extend(['-c', command])
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cmd.extend(['-o', str(base_path / output)])
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# Optional parameters
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if 'title' in demo_config:
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cmd.extend(['--title', demo_config['title']])
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if 'theme' in demo_config:
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cmd.extend(['--theme', demo_config['theme']])
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if 'width' in demo_config:
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cmd.extend(['--width', str(demo_config['width'])])
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if 'height' in demo_config:
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cmd.extend(['--height', str(demo_config['height'])])
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print(f"\n{'='*60}")
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print(f"Generating: {name}")
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print(f"Output: {output}")
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print(f"Commands: {len(commands)}")
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print(f"{'='*60}")
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try:
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subprocess.run(cmd, check=True)
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return True
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except subprocess.CalledProcessError as e:
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print(f"✗ Failed to generate '{name}': {e}", file=sys.stderr)
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return False
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def main():
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parser = argparse.ArgumentParser(
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description='Batch generate CLI demos from configuration file',
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formatter_class=argparse.RawDescriptionHelpFormatter,
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epilog='''
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Configuration file format (YAML):
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demos:
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- name: "Install Demo"
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output: "install.gif"
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title: "Installation"
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theme: "Dracula"
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commands:
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- "npm install my-package"
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- "npm run build"
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- name: "Usage Demo"
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output: "usage.gif"
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commands:
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- "my-package --help"
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- "my-package run"
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Configuration file format (JSON):
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{
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"demos": [
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{
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"name": "Install Demo",
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"output": "install.gif",
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"commands": ["npm install"]
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}
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]
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}
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'''
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)
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parser.add_argument('config', type=Path,
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help='Configuration file (.yaml, .yml, or .json)')
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parser.add_argument('--output-dir', type=Path, default=Path.cwd(),
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help='Output directory for generated demos')
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args = parser.parse_args()
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if not args.config.exists():
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print(f"Error: Config file not found: {args.config}", file=sys.stderr)
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return 1
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# Load configuration
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config = load_config(args.config)
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demos = config.get('demos', [])
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if not demos:
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print("Error: No demos defined in configuration", file=sys.stderr)
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return 1
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# Create output directory
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args.output_dir.mkdir(parents=True, exist_ok=True)
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# Find auto_generate_demo.py script
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script_path = Path(__file__).parent / 'auto_generate_demo.py'
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if not script_path.exists():
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print(f"Error: auto_generate_demo.py not found at {script_path}", file=sys.stderr)
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return 1
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# Generate demos
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total = len(demos)
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successful = 0
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failed = 0
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print(f"\n{'='*60}")
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print(f"Starting batch generation: {total} demos")
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print(f"Output directory: {args.output_dir}")
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print(f"{'='*60}\n")
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for i, demo in enumerate(demos, 1):
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print(f"\n[{i}/{total}] Processing: {demo.get('name', 'unnamed')}")
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if generate_demo(demo, args.output_dir, script_path):
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successful += 1
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else:
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failed += 1
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# Summary
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print(f"\n{'='*60}")
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print(f"Batch generation complete!")
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print(f"{'='*60}")
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print(f"✓ Successful: {successful}")
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if failed > 0:
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print(f"✗ Failed: {failed}")
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print(f"Total: {total}")
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print(f"{'='*60}\n")
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return 0 if failed == 0 else 1
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if __name__ == '__main__':
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sys.exit(main())
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136
skills/cli-demo-generator/scripts/record_interactive.sh
Executable file
136
skills/cli-demo-generator/scripts/record_interactive.sh
Executable file
@@ -0,0 +1,136 @@
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#!/bin/bash
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#
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# Record interactive CLI demos using asciinema and convert to GIF
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#
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# Usage:
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# record_interactive.sh output.gif
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# record_interactive.sh output.gif --theme Dracula --width 1200
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#
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set -e
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# Colors
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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NC='\033[0m'
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# Default values
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OUTPUT=""
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THEME="Dracula"
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WIDTH=1400
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HEIGHT=700
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FONT_SIZE=16
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# Parse arguments
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while [[ $# -gt 0 ]]; do
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case $1 in
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--theme)
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THEME="$2"
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shift 2
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;;
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--width)
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WIDTH="$2"
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shift 2
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;;
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--height)
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HEIGHT="$2"
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shift 2
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;;
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--font-size)
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FONT_SIZE="$2"
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shift 2
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;;
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*)
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OUTPUT="$1"
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shift
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;;
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esac
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done
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if [ -z "$OUTPUT" ]; then
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echo -e "${RED}Error: Output file required${NC}" >&2
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echo "Usage: $0 output.gif [--theme Theme] [--width 1200] [--height 700]"
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exit 1
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fi
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# Check dependencies
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if ! command -v asciinema &> /dev/null; then
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echo -e "${RED}Error: asciinema not installed${NC}" >&2
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echo "Install it with:"
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echo " macOS: brew install asciinema"
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echo " Linux: sudo apt install asciinema"
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exit 1
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fi
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if ! command -v vhs &> /dev/null; then
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echo -e "${RED}Error: VHS not installed${NC}" >&2
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echo "Install it with: brew install vhs"
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exit 1
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fi
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# Generate temp files
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CAST_FILE="${OUTPUT%.gif}.cast"
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TAPE_FILE="${OUTPUT%.gif}.tape"
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echo -e "${GREEN}===========================================================${NC}"
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echo -e "${GREEN}Interactive Demo Recording${NC}"
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echo -e "${GREEN}===========================================================${NC}"
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echo ""
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echo -e "${YELLOW}Instructions:${NC}"
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echo "1. Type your commands naturally"
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echo "2. Press ENTER after each command"
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echo "3. Press Ctrl+D when finished"
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echo ""
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echo -e "${YELLOW}Output:${NC} $OUTPUT"
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echo -e "${YELLOW}Theme:${NC} $THEME"
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echo -e "${YELLOW}Size:${NC} ${WIDTH}x${HEIGHT}"
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echo ""
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echo -e "${GREEN}Starting recording in 3 seconds...${NC}"
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sleep 3
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echo ""
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# Record with asciinema
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asciinema rec "$CAST_FILE"
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echo ""
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echo -e "${GREEN}✓ Recording saved to: $CAST_FILE${NC}"
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echo ""
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echo -e "${YELLOW}Converting to GIF...${NC}"
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# Convert asciinema cast to VHS tape format
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cat > "$TAPE_FILE" << EOF
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Output $OUTPUT
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Set FontSize $FONT_SIZE
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Set Width $WIDTH
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Set Height $HEIGHT
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Set Theme "$THEME"
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Set Padding 20
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Play $CAST_FILE
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EOF
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echo -e "${GREEN}✓ Generated tape file: $TAPE_FILE${NC}"
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# Generate GIF with VHS
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vhs < "$TAPE_FILE"
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if [ -f "$OUTPUT" ]; then
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FILE_SIZE=$(du -h "$OUTPUT" | cut -f1)
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echo ""
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echo -e "${GREEN}===========================================================${NC}"
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echo -e "${GREEN}✓ Demo generated successfully!${NC}"
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echo -e "${GREEN}===========================================================${NC}"
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echo -e "${YELLOW}Output:${NC} $OUTPUT"
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echo -e "${YELLOW}Size:${NC} $FILE_SIZE"
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echo ""
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echo "Generated files:"
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echo " - $CAST_FILE (asciinema recording)"
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echo " - $TAPE_FILE (VHS tape file)"
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echo " - $OUTPUT (GIF demo)"
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echo ""
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else
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echo -e "${RED}✗ Failed to generate GIF${NC}" >&2
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exit 1
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fi
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