using System.Collections.Generic;
using System.Linq;
using Abp.Authorization;
using Abp.Dependency;
using Abp.Domain.Repositories;
using Abp.Localization;
using Abp.MultiTenancy;
using WeApp.BaseInfo;
using WeApp.Configuration;
using IwbZero;

namespace WeApp.Authorization
{
    public class IwbAuthorizationProvider : AuthorizationProvider
    {
        protected readonly IIocManager IocManager;

        public IwbAuthorizationProvider(IIocManager iocManager)
        {
            IocManager = iocManager;
        }
        public override void SetPermissions(IPermissionDefinitionContext context)
        {
            using (var funRepository = IocManager.ResolveAsDisposable<IRepository<SysFunction>>())
            {
                var funs = funRepository.Object.GetAllList(a => a.IsDeleted == false);
                var topFunNo = System.Configuration.ConfigurationManager.AppSettings["SystemFunction.Top.FunctionNo"] ?? "HTSystem";
                var topFun = funs.FirstOrDefault(a => a.FunctionNo == topFunNo);
                var topPermName = topFun?.PermissionName ?? PermissionNames.Pages;
                var topPermission = context.GetPermissionOrNull(topPermName) ?? context.CreatePermission(topPermName, properties: new Dictionary<string, object>() { [IwbConsts.AuthPropertiesFunName] = topFun });
                SetChildPermissions(topPermission, funs, topFunNo);
            }
        }

        private void SetChildPermissions(Permission permission, IList<SysFunction> list, string parentNo, MultiTenancySides parentMultiTenancySide = MultiTenancySides.Tenant | MultiTenancySides.Host)
        {
            var funs = list.Where(a => a.ParentNo == parentNo).ToList();
            if (funs.Any())
            {
                foreach (var fun in funs)
                {
                    permission.RemoveChildPermission(fun.PermissionName);
                    var multiTenancySide = parentMultiTenancySide == MultiTenancySides.Host
                         ? MultiTenancySides.Host
                         : fun.Script != null && (fun.Script.ToLower().StartsWith("host") || fun.Script.ToLower().StartsWith("_host"))
                             ? MultiTenancySides.Host
                             : MultiTenancySides.Tenant | MultiTenancySides.Host;
                    var childPermission = permission.CreateChildPermission(fun.PermissionName, L(fun.PermissionName.Replace(".", "")), multiTenancySides: multiTenancySide, properties: new Dictionary<string, object>() { [IwbConsts.AuthPropertiesFunName] = fun });
                    SetChildPermissions(childPermission, list, fun.FunctionNo, multiTenancySide);
                }
            }
        }
        private static ILocalizableString L(string name)
        {
            return new LocalizableString(name, IwbZeroConsts.LocalizationSourceName);
        }
    }
}