using System.IO;
using System.Linq;
using System.Reflection;
using Caliburn.Micro;
using MECF.Framework.Common.Account.Extends;
 
namespace MECF.Framework.UI.Client.ClientBase
{
    public class BaseApp
    {
        public UserContext UserContext { get; private set; }
        
        public MenuManager MenuManager { get; private set; }

        public UserMode UserMode { get; set; }
        
        public bool Initialized { get; private set; }

        public ModuleDataMonitor _dataMonitor;

        private static BaseApp _instance = null;

        public static BaseApp Instance
        {
            get => _instance;
            set => _instance = value;
        }

        public BaseApp()
        {
            UserMode = UserMode.None;
            Initialized = false;
 
            Configure();
        }

        public void Initialize(bool force = false)
        {
            if (Initialized && !force)
                return;

            MenuManager = new MenuManager();
            UserContext = new UserContext();

            var file = $"{System.AppDomain.CurrentDomain.BaseDirectory}MECF.Framework.UI.Client.dll";
            if (File.Exists(file))
            {
                var assembly = Assembly.LoadFile(file);
                AssemblySource.Instance.Add(assembly);
            }

            OnInitialize();

            //must be called after specific project initialized
            _dataMonitor = new ModuleDataMonitor();
            Initialized = true;
        }

        public virtual void Dispose()
        {
             
        }

        protected void Configure()
        {
            //config skin/language...
            OnConfiguration();
 
        }

        protected virtual void OnInitialize() { }
        protected virtual void OnConfiguration() { }
        public virtual void SwitchPage(string mainMenu, string subMenu, object parameter) { }

        public int GetPermission(string menuid)
        {
            var per = 1;
            if (UserContext != null)
            {
                var list = UserContext.Role.PermissionContent.Split(';');
                var result = from r in list
                             where r.Split(',')[0] == menuid
                             select r;
                if (result.Count() > 0)
                    per = int.Parse(result.ToArray()[0].Split(',')[1]);
            }
            return per;
        }


    }
}