using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Kurs.Platform.Extensions;
using Kurs.Platform.Identity.Dto;
using Microsoft.AspNetCore.Authorization;
using Volo.Abp.Application.Services;
using Volo.Abp.Domain.Repositories;
using Volo.Abp.Identity;
using Volo.Abp.PermissionManagement;

namespace Kurs.Platform.Identity;

[Authorize]
public class PlatformIdentityAppService : ApplicationService
{
    public IIdentityUserAppService IdentityUserAppService { get; }
    private readonly IIdentityUserRepository identityUserRepository;
    public IRepository<PermissionDefinitionRecord, Guid> permissionRepository { get; }

    public IdentityUserManager UserManager { get; set; }

    public PlatformIdentityAppService(
            IIdentityUserAppService identityUserAppService,
            IIdentityUserRepository identityUserRepository,
            IRepository<PermissionDefinitionRecord, Guid> permissionRepository
        )
    {
        this.IdentityUserAppService = identityUserAppService;
        this.identityUserRepository = identityUserRepository;
        this.permissionRepository = permissionRepository;
    }

    public async Task<UserInfoViewModel> GetByIdAsync(Guid UserId)
    {
        var user = await identityUserRepository.GetAsync(UserId);

        var userRoleNames = (await IdentityUserAppService.GetRolesAsync(user.Id)).Items.Select(r => r.Name).ToList();
        var roles = ObjectMapper.Map<IReadOnlyList<IdentityRoleDto>, AssignedRoleViewModel[]>((await IdentityUserAppService.GetAssignableRolesAsync()).Items);
        foreach (var role in roles)
        {
            if (userRoleNames.Contains(role.Name))
            {
                role.IsAssigned = true;
            }
        }

        return new UserInfoViewModel()
        {
            Id = user.Id,
            UserName = user.UserName,
            Name = user.Name,
            Surname = user.Surname,
            Roles = roles,
            Email = user.Email,
            PhoneNumber = user.PhoneNumber,
            IsActive = user.IsActive,
            TwoFactorEnabled = user.TwoFactorEnabled,
            IsVerified = (bool)user.ExtraProperties["IsVerified"],
            userRoleNames = userRoleNames,
            LockoutEnabled = user.LockoutEnabled,
            LockoutEnd = user.LockoutEnd,
            LockUser = user.LockoutEnabled && user.LockoutEnd.HasValue && user.LockoutEnd.Value.DateTime > DateTime.UtcNow,
            LoginEndDate = user.GetLoginEndDate(),
            ConcurrencyStamp = user.ConcurrencyStamp,
            LastPasswordChangeTime = user.LastPasswordChangeTime,

            EmailConfirmed = user.EmailConfirmed,
            PhoneNumberConfirmed = user.PhoneNumberConfirmed,
            AccessFailedCount = user.AccessFailedCount,
            ShouldChangePasswordOnNextLogin = user.ShouldChangePasswordOnNextLogin,
            RocketUsername = user.GetRocketUsername(),
            CreationTime = user.CreationTime,
            LastModificationTime = user.LastModificationTime,
        };
    }

    public async Task UpdateLockoutAsync(UserInfoViewModel UserInfo)
    {
        var user = await UserManager.GetByIdAsync(UserInfo.Id);
        if (UserInfo.LockUser)
        {
            await UserManager.SetLockoutEnabledAsync(user, true);
            await UserManager.SetLockoutEndDateAsync(user, DateTime.UtcNow.AddYears(1000));
        }
        else
        {
            await UserManager.SetLockoutEndDateAsync(user, null);
        }

        //Admin Verification
        user.SetIsVerified(UserInfo.IsVerified);

        //Two Factor Enabled
        await UserManager.SetTwoFactorEnabledAsync(user, UserInfo.TwoFactorEnabled);

        //LoginEndDate
        user.SetLoginEndDate(UserInfo.LoginEndDate);

        user.SetIsActive(UserInfo.IsActive);

        user.SetEmailConfirmed(UserInfo.EmailConfirmed);
        user.SetPhoneNumberConfirmed(UserInfo.PhoneNumberConfirmed);
        user.SetShouldChangePasswordOnNextLogin(UserInfo.ShouldChangePasswordOnNextLogin);

        if (UserInfo.AccessFailedCount == 0 && user.AccessFailedCount > 0)
        {
            await UserManager.ResetAccessFailedCountAsync(user);
        }
        await UserManager.SetLockoutEnabledAsync(user, UserInfo.LockoutEnabled);
        await UserManager.UpdateAsync(user);
    }

    public async Task UpdateUserAsync(UserInfoViewModel UserInfo)
    {
        var roles = UserInfo.Roles.Where(r => r.IsAssigned).Select(r => r.Name).ToArray();

        var user = await UserManager.GetByIdAsync(UserInfo.Id);
        await UserManager.SetRolesAsync(user, roles);

        user.Name = UserInfo.Name;
        user.Surname = UserInfo.Surname;
        user.SetPhoneNumber(UserInfo.PhoneNumber, user.PhoneNumberConfirmed);
        user.SetLastPasswordChangeTime(UserInfo.LastPasswordChangeTime);
        user.SetRocketUsername(UserInfo.RocketUsername);

        await UserManager.UpdateAsync(user);
    }

    public async Task<List<PermissionDefinitionRecord>> GetPermissionList()
    {
        var list = await permissionRepository.GetListAsync();

        return [.. list.OrderBy(p => p.Name)];
    }
}