using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using LCU.Api.Internal.FileOperations.Extensions;
using LCU.Api.Internal.FileOperations.Services.FileActionServices;
using LCU.Library.Internal.ApiResponse.Models;
using LCU.Library.Internal.Exceptions;
using LCU.Library.Internal.FileOperationsModels.Models;
using LCU.Library.Internal.FileOperationsModels.Models.Requests;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Serilog;

namespace LCU.Api.Internal.FileOperations.Controllers;

[ApiController]
[Route("api/[controller]")]
public class DirectFileInformationController : ControllerBase
{
    private readonly IFileSizeService _fileSizeService;

    public DirectFileInformationController(IFileSizeService fileSizeService)
    {
        _fileSizeService = fileSizeService;
    }
    
    [HttpPost("GetFileSize")]
    [ProducesResponseType(200)]
    [ProducesResponseType(typeof(List<string>), 400)]
    [ProducesResponseType(500)]
    public IActionResult GetFileSize([FromBody] FileSizeRequest request)
    {
        try
        {
            
            if (!ModelState.IsValid)
            {
                return BadRequest(ModelState.GetErrorMessages());
            }
            
            var validateResponse = _fileSizeService.PreQueueValidation(request);
            if (!validateResponse.IsSuccessful)
            {
                return BadRequest($"Request is invalid. Response: {string.Join("\n ", validateResponse.MessageStack.ToArray())}");
            }

            var response = _fileSizeService.GetFileSize(request);
            return Ok(response);
        }
        catch (ServiceException exception)
        {
            return StatusCode(StatusCodes.Status500InternalServerError, exception.Message);
        }
        catch (Exception exception)
        {
            Log.Error(exception, "Unexpected Exception");
            return StatusCode(StatusCodes.Status500InternalServerError);
        }
    }
}