#!/usr/bin/env python3
"""
Replace thumbnail images with full-size images in posts
"""

import re
from pathlib import Path

POSTS_DIR = Path('/Users/ericwagoner/Sites/blog/content/posts')

def replace_thumbnails():
    """Replace thumbnail links with full-size images"""

    updated_count = 0

    for post in POSTS_DIR.glob('*.md'):
        with open(post, 'r', encoding='utf-8') as f:
            content = f.read()

        original_content = content

        # Pattern to find linked images: [![alt text](thumbnail)](full-size)
        # Replace with just the full-size image: ![alt text](full-size)
        pattern = r'\[\!\[([^\]]*)\]\(([^\)]*thumb[^\)]*)\)\]\(([^\)]+)\)'

        def replace_match(match):
            alt_text = match.group(1)
            thumbnail = match.group(2)
            full_size = match.group(3)
            # Use the alt text with the full-size image
            return f'![{alt_text}]({full_size})'

        content = re.sub(pattern, replace_match, content)

        # Also handle cases where there might be variations in the pattern
        # Pattern for images that have "thumb" in the filename
        pattern2 = r'!\[([^\]]*)\]\(([^\)]*thumb[^\)]*\.(?:jpg|jpeg|gif|png))\)'

        def replace_thumb_with_full(match):
            alt_text = match.group(1)
            thumb_path = match.group(2)
            # Remove 'thumb' from the filename to get the full-size version
            full_path = re.sub(r'thumb(?=\.|_)', '', thumb_path)

            # Check if we're just removing 'thumb' would give us a valid path
            # If the path doesn't change, keep it as is
            if full_path != thumb_path:
                return f'![{alt_text}]({full_path})'
            return match.group(0)

        content = re.sub(pattern2, replace_thumb_with_full, content, flags=re.IGNORECASE)

        if content != original_content:
            with open(post, 'w', encoding='utf-8') as f:
                f.write(content)
            updated_count += 1
            print(f"Updated: {post.name}")

    return updated_count

def main():
    print("Replacing thumbnail images with full-size versions...")
    count = replace_thumbnails()
    print(f"\n✅ Updated {count} posts")

if __name__ == "__main__":
    main()