using Furion.DatabaseAccessor;
using Furion.DependencyInjection;
using Furion.FriendlyException;
using Microsoft.AspNetCore.Http;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.EntityFrameworkCore;
using System.Collections.Generic;
using Ewide.Core.Service;

namespace Ewide.Core
{
    /// <summary>
    /// 用户管理
    /// </summary>
    public class UserManager : IUserManager, IScoped
    {
        private readonly IRepository<SysUser> _sysUserRep; // 用户表仓储   
        private readonly IRepository<SysRole> _sysRoleRep;
        private readonly IRepository<SysUserRole> _sysUserRoleRep;
        private readonly IRepository<SysEmp> _sysEmpRep;   // 员工表
        private readonly IRepository<SysOrg> _sysOrgRep;
        private readonly IRepository<SysRoleMenu> _sysRoleMenuRep;
        private readonly IRepository<SysMenu> _sysMenuRep;
        private readonly IHttpContextAccessor _httpContextAccessor;
        private readonly ISysCacheService _sysCacheService;

        public string UserId
        {
            get => _httpContextAccessor.HttpContext.User.FindFirst(ClaimConst.CLAINM_USERID)?.Value;
        }

        public string Account
        {
            get => _httpContextAccessor.HttpContext.User.FindFirst(ClaimConst.CLAINM_ACCOUNT)?.Value;
        }

        public string Name
        {
            get => _httpContextAccessor.HttpContext.User.FindFirst(ClaimConst.CLAINM_NAME)?.Value;
        }

        public bool SuperAdmin
        {
            get => _httpContextAccessor.HttpContext.User.FindFirst(ClaimConst.CLAINM_SUPERADMIN)?.Value == ((int)AdminType.SuperAdmin).ToString();
        }

        public SysUser User
        {
            get => _sysUserRep.Find(UserId);
        }

        public UserManager(
            IRepository<SysUser> sysUserRep,
            IRepository<SysRole> sysRoleRep,
            IRepository<SysUserRole> sysUserRoleRep,
            IRepository<SysEmp> sysEmpRep,
            IRepository<SysOrg> sysOrgRep,
            IHttpContextAccessor httpContextAccessor, ISysCacheService sysCacheService, IRepository<SysRoleMenu> sysRoleMenuRep, IRepository<SysMenu> sysMenuRep)
        {
            _sysUserRep = sysUserRep;
            _sysRoleRep = sysRoleRep;
            _sysUserRoleRep = sysUserRoleRep;
            _sysEmpRep = sysEmpRep;
            _sysOrgRep = sysOrgRep;
            _httpContextAccessor = httpContextAccessor;
            _sysCacheService = sysCacheService;
            _sysRoleMenuRep = sysRoleMenuRep;
            _sysMenuRep = sysMenuRep;
        }

        /// <summary>
        /// 获取用户信息
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<SysUser> CheckUserAsync(string userId)
        {
            var user = await _sysUserRep.FirstOrDefaultAsync(u => u.Id == userId, false);
            return user ?? throw Oops.Oh(ErrorCode.D1002);
        }

        /// <summary>
        /// 获取用户信息
        /// </summary>
        /// <returns></returns>
        public async Task<SysUser> CheckUserAsync()
        {
            return await CheckUserAsync(UserId);
        }

        /// <summary>
        /// 获取用户员工信息
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<SysEmp> GetUserEmpInfo(string userId)
        {
            var emp = await _sysEmpRep.FirstOrDefaultAsync(u => u.Id == userId, false);
            return emp ?? throw Oops.Oh(ErrorCode.D1002);
        }

        /// <summary>
        /// 获取用户员工信息
        /// </summary>
        /// <returns></returns>
        public async Task<SysEmp> GetUserEmpInfo()
        {
            return await GetUserEmpInfo(UserId);
        }

        /// <summary>
        /// 获取用户部门信息
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<SysOrg> GetUserOrgInfo(string userId)
        {
            var emp = await GetUserEmpInfo(userId);
            var org = await _sysOrgRep.FirstOrDefaultAsync(u => u.Id == emp.OrgId, false);
            return org ?? throw Oops.Oh(ErrorCode.D1002);
        }

        /// <summary>
        /// 获取用户部门信息
        /// </summary>
        /// <returns></returns>
        public async Task<SysOrg> GetUserOrgInfo()
        {
            return await GetUserOrgInfo(UserId);
        }

        /// <summary>
        /// 获取用户角色Id列表
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<List<string>> GetUserRoleIdList(string userId)
        {
            var roleIds = await _sysUserRoleRep.DetachedEntities.Where(u => u.SysUserId == userId).Select(u => u.SysRoleId).ToListAsync();
            return roleIds;
        }

        /// <summary>
        /// 获取用户角色Id列表
        /// </summary>
        /// <returns></returns>
        public async Task<List<string>> GetUserRoleIdList()
        {
            return await GetUserRoleIdList(UserId);
        }

        /// <summary>
        /// 获取用户角色列表
        /// </summary>
        /// <param name="userId"></param>
        /// <returns></returns>
        public async Task<List<SysRole>> GetUserRoleList(string userId)
        {
            var roleIds = await GetUserRoleIdList(userId);
            var roles = await _sysRoleRep.DetachedEntities.Where(u => roleIds.Contains(u.Id)).ToListAsync();
            return roles;
        }

        /// <summary>
        /// 获取用户角色列表
        /// </summary>
        /// <returns></returns>
        public async Task<List<SysRole>> GetUserRoleList()
        {
            return await GetUserRoleList(UserId);
        }

        public async Task<List<string>> GetLoginPermissionList()
        {
            var permissions = await _sysCacheService.GetPermission(UserId); // 先从缓存里面读取
            if (permissions == null || permissions.Count < 1)
            {
                var roleIdList = await GetUserRoleIdList();
                var menuIdList = await  _sysRoleMenuRep.DetachedEntities
                                        .Where(u => roleIdList.Contains(u.SysRoleId))
                                        .Select(u => u.SysMenuId).ToListAsync();
                permissions = await _sysMenuRep.DetachedEntities.Where(u => menuIdList.Contains(u.Id))
                                                                .Where(u => u.Type == (int)MenuType.FUNCTION)
                                                                .Where(u => u.Status == (int)CommonStatus.ENABLE)
                                                                .Select(u => u.Permission).ToListAsync();
#if DEBUG
#else
                await _sysCacheService.SetPermission(userId, permissions); // 缓存结果
#endif
            }
            return permissions;
        }
    }
}