using Fengling.Console.Services;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;

namespace Fengling.Console.Controllers;

[ApiController]
[Route("api/[controller]")]
[Authorize]
public class OAuthClientsController : ControllerBase
{
    private readonly IOAuthClientService _service;
    private readonly ILogger<OAuthClientsController> _logger;

    public OAuthClientsController(
        IOAuthClientService service,
        ILogger<OAuthClientsController> logger)
    {
        _service = service;
        _logger = logger;
    }

    [HttpGet]
    public async Task<ActionResult<object>> GetClients(
        [FromQuery] int page = 1,
        [FromQuery] int pageSize = 10,
        [FromQuery] string? displayName = null,
        [FromQuery] string? clientId = null,
        [FromQuery] string? status = null)
    {
        try
        {
            var (items, totalCount) = await _service.GetClientsAsync(page, pageSize, displayName, clientId, status);

            return Ok(new
            {
                items,
                totalCount,
                page,
                pageSize
            });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error getting clients");
            return StatusCode(500, new { message = ex.Message });
        }
    }

    [HttpGet("options")]
    public ActionResult<object> GetClientOptions()
    {
        return Ok(_service.GetClientOptions());
    }

    [HttpGet("{id}")]
    public async Task<ActionResult<object>> GetClient(string id)
    {
        try
        {
            var client = await _service.GetClientAsync(id);
            if (client == null)
            {
                return NotFound();
            }

            return Ok(client);
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error getting client {Id}", id);
            return StatusCode(500, new { message = ex.Message });
        }
    }

    [HttpPost]
    public async Task<ActionResult<object>> CreateClient([FromBody] CreateClientDto dto)
    {
        try
        {
            var result = await _service.CreateClientAsync(dto);
            return StatusCode(201, result);
        }
        catch (InvalidOperationException ex)
        {
            return BadRequest(new { message = ex.Message });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error creating client");
            return StatusCode(500, new { message = ex.Message });
        }
    }

    [HttpPost("{id}/generate-secret")]
    public async Task<ActionResult> GenerateSecret(string id)
    {
        try
        {
            var result = await _service.GenerateSecretAsync(id);
            return Ok(result);
        }
        catch (KeyNotFoundException ex)
        {
            return NotFound(new { message = ex.Message });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error generating secret for client {Id}", id);
            return StatusCode(500, new { message = ex.Message });
        }
    }

    [HttpDelete("{id}")]
    public async Task<IActionResult> DeleteClient(string id)
    {
        try
        {
            await _service.DeleteClientAsync(id);
            return NoContent();
        }
        catch (KeyNotFoundException ex)
        {
            return NotFound(new { message = ex.Message });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error deleting client {Id}", id);
            return StatusCode(500, new { message = ex.Message });
        }
    }

    [HttpPut("{id}")]
    public async Task<IActionResult> UpdateClient(string id, [FromBody] UpdateClientDto dto)
    {
        try
        {
            await _service.UpdateClientAsync(id, dto);
            return NoContent();
        }
        catch (KeyNotFoundException ex)
        {
            return NotFound(new { message = ex.Message });
        }
        catch (Exception ex)
        {
            _logger.LogError(ex, "Error updating client {Id}", id);
            return StatusCode(500, new { message = ex.Message });
        }
    }
}