import sys
import os
import unicodedata
sys.path.append('/Volumes/WD/Users/Work/python/flaskfarm')
from framework import app, db
from system.logic import SystemLogic

# 플러그인 모듈 로드
from data.plugins.gds_dviewer.model_file_index import FileIndex

def cleanup_duplicates(parent_path):
    with app.app_context():
        # 해당 폴더의 모든 항목 조회
        items = FileIndex.query.filter_by(parent_path=parent_path).all()
        print(f"Total items in {parent_path}: {len(items)}")
        
        # NFC 이름 기준으로 그룹화
        groups = {}
        for item in items:
            nfc_name = unicodedata.normalize('NFC', item.name)
            if nfc_name not in groups:
                groups[nfc_name] = []
            groups[nfc_name].append(item)
            
        deleted_count = 0
        for name, group in groups.items():
            if len(group) > 1:
                print(f"Found duplicate: {name} (Count: {len(group)})")
                
                # 우선순위: 메타데이터 있는 것 > ID가 작은 것(오래된 것)
                # 정렬: 메타데이터 있나? (내림차순 True=1, False=0), ID (오름차순)
                group.sort(key=lambda x: (1 if x.meta_id else 0, -x.id), reverse=True)
                
                # 첫 번째(가장 좋은 것)를 남기고 나머지 삭제
                keep = group[0]
                remove_list = group[1:]
                
                print(f"  Keep: ID={keep.id}, Meta={keep.meta_id}, Name={keep.name}")
                for rm in remove_list:
                    print(f"  REMOVE: ID={rm.id}, Meta={rm.meta_id}, Name={rm.name}")
                    db.session.delete(rm)
                    deleted_count += 1
        
        if deleted_count > 0:
            db.session.commit()
            print(f"Deleted {deleted_count} duplicate items.")
        else:
            print("No duplicates found to delete.")

if __name__ == "__main__":
    cleanup_duplicates('VIDEO/방송중/라프텔 애니메이션')