import subprocess
import os
from enum import Enum

class CZKAWKA_DELETION_METHOD(Enum):
    ALL_EXCEPT_NEWEST = "AEN"
    ALL_EXCEPT_OLDEST = "AEO"
    ALL_EXCEPT_BIGGEST = "AEB"
    ALL_EXCEPT_SMALLEST = "AES"
    NONE="NONE"

def deduplicate_files(target_dir, exclude_files):
    czkawka_path = os.environ.get("CZKAWKA_PATH", "/app/vendor/czkawka/czkawka_cli")
    duplicates = _remove_duplicates(
        czkawka_path, target_dir, exclude_files, CZKAWKA_DELETION_METHOD.ALL_EXCEPT_SMALLEST)

def _remove_duplicates(czkawka_path, target_dir, exclude_files, delete_method: CZKAWKA_DELETION_METHOD):
    try:
        flags = ["video", "--directories", target_dir, "--not-recursive", "--delete-method", delete_method.value]
        if exclude_files:
            flags.append("--excluded-items")
            flags.extend(exclude_files)
        flags.append("--tolerance")
        flags.append(os.environ.get("CK_DUPLICATE_TOLERANCE", "2"))
        print(flags)
        
        result = subprocess.run([czkawka_path, *flags], capture_output=True, text=True, check=True)
        print(result.stdout)

    except subprocess.CalledProcessError as e:
        print(f"Failed to find duplicates: {e.stderr}")