Integration1/Controllers/AuthController.cs - main - ArtSerg/IntegrationProject

Integration1/Controllers/AuthController.cs

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artS3rg

Create REST API проект

19 окт 2025, 20:02

19 окт 2025, 20:02384f274

using Integration1.Data;
using Integration1.Dtos;
using Integration1.Models;
using Integration1.Services;
using Microsoft.AspNetCore.Mvc;
using System.Text;
using Microsoft.EntityFrameworkCore;
using System.Security.Cryptography;

namespace Integration1.Controllers
{
    [ApiController]
    [Route("api/v1/auth")]
    public class AuthController : ControllerBase
    {
        private readonly AppDbContext _db;
        private readonly JwtService _jwt;

        public AuthController(AppDbContext db, JwtService jwt)
        {
            _db = db;
            _jwt = jwt;
        }

        [HttpPost("register")]
        public async Task<IActionResult> Register([FromBody] RegisterDto dto)
        {
            if (await _db.Users.AnyAsync(u => u.Username == dto.Username))
                return Conflict(new { message = "Username already exists" });

            var user = new User
            {
                Username = dto.Username,
                PasswordHash = HashPassword(dto.Password)
            };

            _db.Users.Add(user);
            await _db.SaveChangesAsync();

            return Ok(new { message = "User registered successfully" });
        }

        [HttpPost("login")]
        public async Task<IActionResult> Login([FromBody] LoginDto dto)
        {
            var user = await _db.Users.FirstOrDefaultAsync(u => u.Username == dto.Username);
            if (user == null || user.PasswordHash != HashPassword(dto.Password))
                return Unauthorized(new { message = "Invalid username or password" });

            var token = _jwt.GenerateToken(user);
            return Ok(new { token });
        }

        private static string HashPassword(string password)
        {
            using var sha = SHA256.Create();
            var bytes = sha.ComputeHash(Encoding.UTF8.GetBytes(password));
            return Convert.ToBase64String(bytes);
        }
    }
}