using Microsoft.AspNetCore.Mvc;
using RR3CommunityServer.Models;
using RR3CommunityServer.Services;

namespace RR3CommunityServer.Controllers;

[ApiController]
[Route("api/[controller]")]
public class AuthController : ControllerBase
{
    private readonly IAuthService _authService;
    private readonly ILogger<AuthController> _logger;

    public AuthController(IAuthService authService, ILogger<AuthController> logger)
    {
        _authService = authService;
        _logger = logger;
    }

    [HttpPost("register")]
    public async Task<ActionResult> Register([FromBody] RegisterRequest request)
    {
        var (success, token, error) = await _authService.RegisterAsync(request);

        if (!success)
            return BadRequest(new { message = error });

        return Ok(new { message = "Account created successfully", token });
    }

    [HttpPost("login")]
    public async Task<ActionResult> Login([FromBody] LoginRequest request)
    {
        var (success, response, error) = await _authService.LoginAsync(request);

        if (!success)
            return Unauthorized(new { message = error });

        return Ok(response);
    }

    [HttpPost("change-password")]
    public async Task<ActionResult> ChangePassword([FromBody] ChangePasswordRequest request)
    {
        var token = Request.Headers["Authorization"].ToString().Replace("Bearer ", "");
        var account = await _authService.ValidateTokenAsync(token);

        if (account == null)
            return Unauthorized(new { message = "Invalid or expired token" });

        var (success, error) = await _authService.ChangePasswordAsync(account.Id, request);

        if (!success)
            return BadRequest(new { message = error });

        return Ok(new { message = "Password changed successfully" });
    }

    [HttpPost("forgot-password")]
    public async Task<ActionResult> ForgotPassword([FromBody] ForgotPasswordRequest request)
    {
        var (success, error) = await _authService.ForgotPasswordAsync(request);

        if (!success)
            return BadRequest(new { message = error });

        return Ok(new { message = "Password reset instructions sent to your email" });
    }

    [HttpPost("reset-password")]
    public async Task<ActionResult> ResetPassword([FromBody] ResetPasswordRequest request)
    {
        var (success, error) = await _authService.ResetPasswordAsync(request);

        if (!success)
            return BadRequest(new { message = error });

        return Ok(new { message = "Password reset successfully" });
    }

    [HttpGet("me")]
    public async Task<ActionResult> GetCurrentUser()
    {
        var token = Request.Headers["Authorization"].ToString().Replace("Bearer ", "");
        var account = await _authService.ValidateTokenAsync(token);

        if (account == null)
            return Unauthorized(new { message = "Invalid or expired token" });

        var settings = await _authService.GetAccountSettingsAsync(account.Id);

        return Ok(settings);
    }

    [HttpPost("link-device")]
    public async Task<ActionResult> LinkDevice([FromBody] LinkDeviceRequest request)
    {
        var token = Request.Headers["Authorization"].ToString().Replace("Bearer ", "");
        var account = await _authService.ValidateTokenAsync(token);

        if (account == null)
            return Unauthorized(new { message = "Invalid or expired token" });

        var (success, error) = await _authService.LinkDeviceAsync(account.Id, request);

        if (!success)
            return BadRequest(new { message = error });

        return Ok(new { message = "Device linked successfully" });
    }

    [HttpDelete("unlink-device/{deviceId}")]
    public async Task<ActionResult> UnlinkDevice(string deviceId)
    {
        var token = Request.Headers["Authorization"].ToString().Replace("Bearer ", "");
        var account = await _authService.ValidateTokenAsync(token);

        if (account == null)
            return Unauthorized(new { message = "Invalid or expired token" });

        var (success, error) = await _authService.UnlinkDeviceAsync(account.Id, deviceId);

        if (!success)
            return BadRequest(new { message = error });

        return Ok(new { message = "Device unlinked successfully" });
    }
}