using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Newtonsoft.Json;

using TextSender_API.Models;
using TextSender_API.Repositories;

namespace TextSender_API.Controllers;

[Authorize]
[ApiController]
[Route("api/v1/contact/queue")]
public class ContactQueueCreationController : ControllerBase
{
    #region Fields
    private IConfiguration _config;
    private readonly ILogger<ContactQueueCreationController> _logger;
    #endregion


    #region Constructors        

    public ContactQueueCreationController(ILogger<ContactQueueCreationController> logger, IConfiguration config)
    {
        this._logger = logger;
        this._config = config;
    }
    #endregion

    #region Methods
    [HttpPost("upload"), DisableRequestSizeLimit]
    public IActionResult Upload([FromForm(Name = "file")] List<IFormFile> contactFile,
        [FromForm(Name = "user_id")] string userID)
    {
        // TODO: Save the file on the filesystem to be processed by a separate
        // system
        var response = new CreateQueueResponse();
        var connString = this._config.GetConnectionString("MongoDBURI");
        var userRepo = new UsersRepository(connString!);
        var queueRepo = new ContactCreationQueueepository(connString!);

        try
        {
            var ctMgr = new ContactManagement(this._config);
            var user = userRepo.Exists(userID);

            if (!user.Item1)
            {
                return NotFound(response);
            }

            foreach (var file in contactFile)
            {
                var queue = ctMgr.QueueContact(file);
                queue.UserId = user.Item2.Id;
                queue.DateCreated = DateTime.Now;
                queueRepo.Create(queue);

                response.Data.Add(queue);
            }
        }
        catch (Exception ex)
        {
            this._logger.LogError($"An error occurred: {ex.Message}");
        }

        return Ok(response);
    }
    #endregion


    #region Responses
    public class CreateQueueResponse
    {
        #region Properties
        [JsonProperty("data")]
        public List<ContactCreationQueue> Data { get; set; }
        #endregion

        #region Constructors
        public CreateQueueResponse()
        {
            this.Data = new List<ContactCreationQueue>();
        }
        #endregion
    }
    #endregion
}