using Apimanager_backend.Config;
using Apimanager_backend.Data;
using Apimanager_backend.Dtos;
using Apimanager_backend.Exceptions;
using Apimanager_backend.Models;
using AutoMapper;
using Microsoft.AspNetCore.Connections.Features;
using Microsoft.EntityFrameworkCore;
using System.ComponentModel;

namespace Apimanager_backend.Services
{
    public class UserService : IUserService
    {
        private readonly ApiContext apiContext;
        private readonly IMapper mapper;
        public UserService(ApiContext apiContext,IMapper automapper)
        {
            this.apiContext = apiContext;
            this.mapper = automapper;
        }
        public async Task<UserInfoDto> GetUserAsync(int userId)
        {
            User? user = await apiContext.Users.SingleOrDefaultAsync(x => x.Id == userId);
            //未找到用户
            if (user == null)
            {
                throw new BaseException(2004, "User not found");
            }
            return mapper.Map<UserInfoDto>(user);
        }

        public async Task<bool> IsEmailExist(string email)
        {
            return await apiContext.Users.AnyAsync(x => x.Email == email);
        }

        public async Task<bool> IsUsernameExist(string username)
        {
            return await apiContext.Users.AnyAsync(x => x.Username == username);
        }

        public Task ResetPasswordAsync(string email, string token, string newPassword)
        {
            throw new NotImplementedException();
        }

        public Task SendResetPasswordEmailAsync(string email)
        {
            throw new NotImplementedException();
        }


        public async Task<UserInfoDto> UpdateUserAsync(UpdateUserDto dto)
        {
            var user = await apiContext.Users.FirstOrDefaultAsync(x => x.Id == dto.userId);
            if (user == null)
            {
                throw new BaseException(2004, "用户不存在");
            }
            user.PassHash = dto.password == null ? user.PassHash : dto.password;

            apiContext.Users.Update(user);
            await apiContext.SaveChangesAsync();
            return mapper.Map<UserInfoDto>(user);
        }
    }
}