using Infrastructure.Data;
using Infrastructure.Web;
using IoT.Shared.Application.Domain.Entities;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using System.Linq;
using System.Security.Claims;

namespace Platform
{
    public class UserService : IUserService
    {
        private readonly IRepository<User> _userRepo;

        public UserService(IRepository<User> userRepo)
        {
            this._userRepo = userRepo;
        }

        public List<string> GetOrgans(string userName)
        {
            var list = this._userRepo.ReadOnlyTable().Where(o => o.UserName == userName)
                                    .SelectMany(o => o.OrganUsers)
                                    .Select(o => o.OrganId.ToString())
                                    .ToList();
            return list;
        }

        public List<Claim> GetRoles(string userName)
        {
            var user = this._userRepo.ReadOnlyTable()
                .Where(o => o.UserName == userName)
                .Include(o => o.OrganUsers).ThenInclude(o => o.Organ)
                .Include(o => o.UserRoles).ThenInclude(o => o.Role).ThenInclude(o => o.RolePermissions).ThenInclude(o => o.Permission)
                .FirstOrDefault();
            List<Claim> list = null;
            if (user != null)
            {
                list = user.UserRoles.Select(o => o.Role)
                       .SelectMany(o => o.RolePermissions)
                       .Select(o => o.Permission.Number)
                       .Select(o => new Claim(ClaimTypes.Role, o))
                       .ToList();
                list.Add(new Claim(ClaimTypes.GivenName, user.NickName));
            }
            return list;
        }
    }
}