import os
import shutil

base_path = r'E:\Wiki\2nd\10_Wiki'
placeholder_text = "I'm now integrating"

deleted_files = []
deleted_dirs = []

# 1. Delete nested directories
nested_dirs = [
    os.path.join(base_path, '10_Wiki'),
    os.path.join(base_path, '2nd')
]

for d in nested_dirs:
    if os.path.exists(d):
        try:
            shutil.rmtree(d)
            deleted_dirs.append(d)
        except Exception as e:
            print(f"Error deleting dir {d}: {e}")

# 2. Walk through files
for root, dirs, files in os.walk(base_path):
    # Delete .obsidian folders found inside
    if '.obsidian' in dirs:
        obsidian_path = os.path.join(root, '.obsidian')
        try:
            shutil.rmtree(obsidian_path)
            deleted_dirs.append(obsidian_path)
        except Exception as e:
            print(f"Error deleting .obsidian at {root}: {e}")

    for f in files:
        if f.endswith('.md'):
            file_path = os.path.join(root, f)
            
            # Skip the long path file (User requested to exclude item 4)
            if len(file_path) > 240:
                print(f"Skipping long path file: {f}")
                continue
                
            try:
                # 0-byte check
                if os.path.getsize(file_path) == 0:
                    os.remove(file_path)
                    deleted_files.append(file_path)
                    continue
                
                # Placeholder content check
                with open(file_path, 'r', encoding='utf-8', errors='ignore') as f_obj:
                    content = f_obj.read(500) # Check first 500 chars
                    if placeholder_text in content:
                        os.remove(file_path)
                        deleted_files.append(file_path)
            except Exception as e:
                print(f"Error processing file {f}: {e}")

print(f"Total files deleted: {len(deleted_files)}")
print(f"Total dirs deleted: {len(deleted_dirs)}")
for f in deleted_files[:10]:
    print(f"Deleted: {os.path.basename(f)}")