using System.Collections.Generic;
using System.Linq;
using System.Web.Mvc;
using Abp.Application.Navigation;
using Abp.Authorization;
using Abp.Configuration;
using Abp.Configuration.Startup;
using Abp.Domain.Repositories;
using Abp.Localization;
using Abp.Runtime.Caching;
using Abp.Runtime.Session;
using Abp.Threading;
using WePlatform.Authorization;
using WePlatform.BaseInfo;
using WePlatform.BaseSystem.Configuration.Ui;
using WePlatform.BaseSystem.Sessions;
using WePlatform.Configuration;
using WePlatform.Models;
using WePlatform.Models.Layout;
using WePlatform.Views.Shared.SearchForm;
using IwbZero.Authorization.Base.Users;
using IwbZero.Runtime.Session;

namespace WePlatform.Controllers
{
    public class LayoutController : IwbControllerBase
    {
        private readonly IUserNavigationManager _userNavigationManager;
        private readonly ISessionAppService _sessionAppService;
        private readonly IMultiTenancyConfig _multiTenancyConfig;
        private readonly ILanguageManager _languageManager;
        private IRepository<SysFunction> FunctionRepository { get; }

        public LayoutController(
            IUserNavigationManager userNavigationManager,
            ISessionAppService sessionAppService,
            IMultiTenancyConfig multiTenancyConfig,
            ILanguageManager languageManager, IRepository<SysFunction> functionRepository)
        {
            _userNavigationManager = userNavigationManager;
            _sessionAppService = sessionAppService;
            _multiTenancyConfig = multiTenancyConfig;
            _languageManager = languageManager;
            FunctionRepository = functionRepository;
        }

        #region Old

        [ChildActionOnly]
        public PartialViewResult TopBarUserArea()
        {
            var model = new TopBarUserAreaViewModel(AbpSession);

            return PartialView("_TopBarUserArea", model);
        }

        [ChildActionOnly]
        public PartialViewResult SideBarNav(string activeMenu = "")
        {
            var model = new SideBarNavViewModel
            {
                MainMenu = AsyncHelper.RunSync(() => _userNavigationManager.GetMenuAsync("MainMenu", AbpSession.ToUserIdentifier())),
                ActiveMenuItemName = activeMenu,
                PageTitles = new List<PageTitle>()
            };
            if (!string.IsNullOrEmpty(activeMenu))
            {
                var menu = PermissionManager.GetPermission(activeMenu);
                var names = GetActiveNames(menu);
                model.ActiveNames = names.Item1;
                names.Item2.Reverse();
                model.PageTitles = names.Item2;

            }
            return PartialView("_SideBarNav", model);
        }

        [ChildActionOnly]
        public PartialViewResult SideBarUserArea()
        {
            var model = new SideBarUserAreaViewModel
            {
                LoginInformations = AsyncHelper.RunSync(() => _sessionAppService.GetCurrentLoginInformations()),
                IsMultiTenancyEnabled = _multiTenancyConfig.IsEnabled,
            };

            return PartialView("_SideBarUserArea", model);
        }

        [ChildActionOnly]
        public PartialViewResult LanguageSelection()
        {
            var model = new LanguageSelectionViewModel
            {
                CurrentLanguage = _languageManager.CurrentLanguage,
                Languages = _languageManager.GetLanguages().Where(l => !l.IsDisabled).ToList()
                    .Where(l => !l.IsDisabled)
                    .ToList(),
                CurrentUrl = Request.Path
            };

            return PartialView("_LanguageSelection", model);
        }

        [ChildActionOnly]
        public PartialViewResult RightSideBar()
        {
            var themeName = SettingManager.GetSettingValue(IwbSettingNames.UiTheme);

            var viewModel = new RightSideBarViewModel
            {
                CurrentTheme = UiThemes.All.FirstOrDefault(t => t.CssClass == themeName)
            };

            return PartialView("_RightSideBar", viewModel);
        }

        #endregion

        [ChildActionOnly]
        public PartialViewResult UserMenu(string id)
        {
            var model = new TopBarUserAreaViewModel(AbpSession);
            if (string.IsNullOrEmpty(id))
            {
                return PartialView("_UserMenuHeader", model);
            }
            return PartialView("_UserMenuSidebar", model);
        }

        [ChildActionOnly]
        public PartialViewResult LanguageChange()
        {
            var model = new LanguageSelectionViewModel
            {
                CurrentLanguage = _languageManager.CurrentLanguage,
                Languages = _languageManager.GetLanguages().Where(l => !l.IsDisabled).ToList()
                    .Where(l => !l.IsDisabled)
                    .ToList(),
                CurrentUrl = Request.Path
            };

            return PartialView("_LanguageChange", model);
        }

        [ChildActionOnly]
        public PartialViewResult ToolMenu(string activeMenu = "", object searchForm = null)
        {
            var model = new List<ToolMenuViewModel>();
            ViewBag.ActiveMenu = activeMenu;
            try
            {
                ViewBag.SearchFrom = (SearchFormViewModel)searchForm;
            }
            catch
            {
                ViewBag.SearchFrom = null;
            }
            if (string.IsNullOrEmpty(activeMenu))
            {
                return PartialView("_ToolMenu", model);
            }
            var permission = PermissionManager.GetPermissionOrNull(activeMenu);
            if (permission != null)
            {
                var userName = AbpSession.GetUserName();

                foreach (var child in permission.Children)
                {
                    if (PermissionChecker.IsGranted(child.Name))
                    {
                        var fun = AsyncHelper.RunSync(() => FunctionRepository.FirstOrDefaultAsync(a => a.PermissionName == child.Name));
                        if (fun.FunctionType != FunctionTypeDefinition.Button|| fun.Script.ToLower()=="none")
                        {
                            continue;
                        }

                        if (fun.Script != null && (fun.Script.ToLower().StartsWith("admin") ||
                                                   fun.Script.ToLower().StartsWith("_admin")) &&
                            userName != UserBase.HostAdminName && userName != UserBase.HostSystemName &&
                            userName != UserBase.AdminUserName && userName != UserBase.SystemUserName)
                        {
                            continue;
                        }

                        var menu = new ToolMenuViewModel(fun)
                        {
                            DisplayName = L(fun.PermissionName?.Replace(".", "") ?? "none")
                        };
                        model.Add(menu);
                    }

                }
            }

            return PartialView("_ToolMenu", model);
        }


        [ChildActionOnly]
        public PartialViewResult NavSideBar(string activeMenu = "")
        {
            var model = new SideBarNavViewModel
            {
                MainMenu = AsyncHelper.RunSync(() => _userNavigationManager.GetMenuAsync("MainMenu", AbpSession.ToUserIdentifier())),
                ActiveMenuItemName = activeMenu,
                PageTitles = new List<PageTitle>()
            };
            if (!string.IsNullOrEmpty(activeMenu))
            {
                var menu = PermissionManager.GetPermission(activeMenu);
                var names = GetActiveNames(menu);
                model.ActiveNames = names.Item1;
                names.Item2.Reverse();
                model.PageTitles = names.Item2;

            }
            return PartialView("_NavSidebar", model);
        }

        [ChildActionOnly]
        public PartialViewResult ControlSideBar()
        {
            var themeName = SettingManager.GetSettingValue(IwbSettingNames.UiTheme);

            var viewModel = new RightSideBarViewModel
            {
                CurrentTheme = UiThemes.All.FirstOrDefault(t => t.CssClass == themeName)
            };

            return PartialView("_ControlSideBar", viewModel);
        }


        private (List<string>, List<PageTitle>) GetActiveNames(Permission permission)
        {
            var nameList = new List<string>() { permission.Name };
            var fun = permission.Properties.ContainsKey(IwbConsts.AuthPropertiesFunName)
                ? (SysFunction)permission.Properties[IwbConsts.AuthPropertiesFunName]
                : CacheManager.GetCache(IwbCacheNames.FunctionCache).Get(permission.Name,
                    () => FunctionRepository.FirstOrDefault(a => a.PermissionName == permission.Name));
            var pageTitles = new List<PageTitle>() { new PageTitle(fun?.Icon ?? "", L(fun?.PermissionName)?.Replace(".", "") ?? "") };
            if (permission.Parent != null)
            {
                var parent = GetActiveNames(permission.Parent);
                nameList.AddRange(parent.Item1);
                pageTitles.AddRange(parent.Item2);
            }

            return (nameList, pageTitles);
        }
    }
}