using System.Security.Claims;
using Microsoft.AspNetCore.Identity;
using Microsoft.Extensions.Logging;
using MediatR;
using CellularManagement.Application.Common.Extensions;
using CellularManagement.Domain.Entities;
using CellularManagement.Domain.Repositories;
using CellularManagement.Domain.Services;
using System.Collections.Generic;
using System.Threading.Tasks;
using System.Threading;
using System.Linq;
using System;
using CellularManagement.Domain.Common;
using Microsoft.AspNetCore.Http;
using UAParser;
using Microsoft.EntityFrameworkCore;
using CellularManagement.Application.Features.Auth.Models;
using CellularManagement.Domain.Repositories.Identity;
using CellularManagement.Domain.Repositories.Base;

namespace CellularManagement.Application.Features.Auth.Commands.AuthenticateUser;

/// <summary>
/// 账号登录命令处理器
/// </summary>
public sealed class AuthenticateUserCommandHandler : BaseLoginCommandHandler<AuthenticateUserCommand, AuthenticateUserResponse>
{
    /// <summary>
    /// 初始化处理器
    /// </summary>
    public AuthenticateUserCommandHandler(
        UserManager<AppUser> userManager,
        IJwtProvider jwtProvider,
        ILogger<AuthenticateUserCommandHandler> logger,
        IUserRoleRepository userRoleRepository,
        IRolePermissionRepository rolePermissionRepository,
        IUnitOfWork unitOfWork,
        ILoginLogRepository loginLogRepository,
        IHttpContextAccessor httpContextAccessor)
        : base(userManager, jwtProvider, logger, userRoleRepository, rolePermissionRepository, unitOfWork, loginLogRepository, httpContextAccessor)
    {
    }

    /// <summary>
    /// 处理认证请求
    /// </summary>
    public override Task<OperationResult<AuthenticateUserResponse>> Handle(
        AuthenticateUserCommand request,
        CancellationToken cancellationToken)
    {
        return HandleLoginAsync(request, cancellationToken);
    }

    /// <summary>
    /// 查找用户
    /// </summary>
    protected override Task<AppUser?> FindUserAsync(AuthenticateUserCommand request)
    {
        return _userManager.FindByNameAsync(request.UserName);
    }

    /// <summary>
    /// 获取用户标识
    /// </summary>
    protected override string GetUserIdentifier(AuthenticateUserCommand request)
    {
        return request.UserName;
    }

    /// <summary>
    /// 获取密码
    /// </summary>
    protected override string GetPassword(AuthenticateUserCommand request)
    {
        return request.Password;
    }
}