from nc_py_api import Nextcloud
import json
from typing import Dict, Any
import os
import time
from datetime import datetime
import threading
import arena_config

# Initialize Nextcloud client
nc = Nextcloud(nextcloud_url=arena_config.NEXTCLOUD_URL, nc_auth_user=arena_config.NEXTCLOUD_USERNAME, nc_auth_pass=arena_config.NEXTCLOUD_PASSWORD)

def load_leaderboard() -> Dict[str, Any]:
    try:
        file_content = nc.files.download(arena_config.NEXTCLOUD_LEADERBOARD_PATH)
        return json.loads(file_content.decode('utf-8'))
    except Exception as e:
        print(f"Error loading leaderboard: {str(e)}")
        return {}

def save_leaderboard(leaderboard_data: Dict[str, Any]) -> bool:
    try:
        json_data = json.dumps(leaderboard_data, indent=2)
        nc.files.upload(arena_config.NEXTCLOUD_LEADERBOARD_PATH, json_data.encode('utf-8'))
        return True
    except Exception as e:
        print(f"Error saving leaderboard: {str(e)}")
        return False

def update_leaderboard(winner: str, loser: str) -> Dict[str, Any]:
    leaderboard = load_leaderboard()
    
    if winner not in leaderboard:
        leaderboard[winner] = {"wins": 0, "losses": 0, "opponents": {}}
    if loser not in leaderboard:
        leaderboard[loser] = {"wins": 0, "losses": 0, "opponents": {}}
    
    leaderboard[winner]["wins"] += 1
    leaderboard[winner]["opponents"].setdefault(loser, {"wins": 0, "losses": 0})["wins"] += 1
    
    leaderboard[loser]["losses"] += 1
    leaderboard[loser]["opponents"].setdefault(winner, {"wins": 0, "losses": 0})["losses"] += 1
    
    save_leaderboard(leaderboard)
    return leaderboard

# Function to get the current leaderboard
def get_current_leaderboard() -> Dict[str, Any]:
    return load_leaderboard()

def create_backup():
    while True:
        try:
            leaderboard_data = load_leaderboard()
            
            timestamp = datetime.now().strftime("%Y%m%d_%H%M%S")
            backup_file_name = f"leaderboard_backup_{timestamp}.json"
            backup_path = f"{arena_config.NEXTCLOUD_BACKUP_FOLDER}/{backup_file_name}"
            
            json_data = json.dumps(leaderboard_data, indent=2)
            
            nc.files.upload(backup_path, json_data.encode('utf-8'))
            
            print(f"Backup created on Nextcloud: {backup_path}")
            
        except Exception as e:
            print(f"Error creating backup: {e}")
        
        time.sleep(3600)  # Sleep for 1 hour

def start_backup_thread():
    backup_thread = threading.Thread(target=create_backup, daemon=True)
    backup_thread.start()