using Abp.Application.Navigation;
using Abp.Authorization;
using Abp.Domain.Repositories;
using Abp.Domain.Uow;
using Abp.Localization;
using Abp.Runtime.Caching;

using VberZero.BaseSystem;

namespace VberZero.Navigation;

public class VzNavigationProvider : NavigationProvider
{
    protected ICacheManager CacheManager { get; }
    protected IRepository<SysFunction, int?> FunRepository { get; }

    public VzNavigationProvider(ICacheManager cacheManager, IRepository<SysFunction, int?> funRepository)
    {
        CacheManager = cacheManager;
        FunRepository = funRepository;
    }

    public void Refresh(INavigationProviderContext context)
    {
        var itemNames = context.Manager.MainMenu.Items.Select(a => a.Name);
        foreach (var name in itemNames)
        {
            context.Manager.MainMenu.RemoveItem(name);
        }

        SetNavigation(context);
    }

    [UnitOfWork]
    public override void SetNavigation(INavigationProviderContext context)
    {
        if (context is VzNavigationProviderContext)
        {
            var funs = CacheManager.GetCache<string, List<SysFunction>>(VzConsts.CacheFunction).Get(
                "ALL-FUN", () => FunRepository.GetAllList());
            var funRootName = VzConsts.FunRootName;
            var fun = funs.FirstOrDefault(a => a.Name == funRootName);
            if (fun != null)
            {
                context.Manager.MainMenu.AddItem(new MenuItemDefinition(fun.PermissionName, L("Home"), fun.Icon, fun.Url,
                    fun.NeedAuth, fun.Sort, fun, permissionDependency: new SimplePermissionDependency(fun.PermissionName)));
                SetChildNavigation(context.Manager.MainMenu, funs, fun.Id);
            }
        }
    }

    private void SetChildNavigation(MenuDefinition menu, IList<SysFunction> list, int? parentNo)
    {
        var funs = list.Where(a => a.ParentNo == parentNo).ToList();
        if (funs.Any())
        {
            foreach (var fun in funs)
            {
                if (fun.FunctionType != VzDefinition.FunctionType.Catalog &&
                    fun.FunctionType != VzDefinition.FunctionType.Menu)
                    continue;
                var item = new MenuItemDefinition(fun.PermissionName,
                    L(fun.PermissionName.Replace(".", "")), fun.Icon, fun.Url,
                    fun.NeedAuth, fun.Sort, fun, permissionDependency: new SimplePermissionDependency(fun.PermissionName));
                SetChildNavigation(item, list, fun.Id);
                menu.AddItem(item);
            }
        }
    }

    private void SetChildNavigation(MenuItemDefinition menu, IList<SysFunction> list, int? parentNo)
    {
        var funs = list.Where(a => a.ParentNo == parentNo).OrderBy(a => a.Sort).ToList();
        if (funs.Any())
        {
            foreach (var fun in funs)
            {
                if (fun.FunctionType != VzDefinition.FunctionType.Catalog && fun.FunctionType != VzDefinition.FunctionType.Menu)
                    continue;
                var item = new MenuItemDefinition(fun.PermissionName, L(fun.PermissionName.Replace(".", "")), fun.Icon, fun.Url,
                    fun.NeedAuth, fun.Sort, fun, permissionDependency: new SimplePermissionDependency(fun.PermissionName));
                SetChildNavigation(item, list, fun.Id);
                menu.AddItem(item);
            }
        }
    }

    private static ILocalizableString L(string name)
    {
        return new LocalizableString(name, VzConsts.LocalizationSourceName);
    }
}