using ForumContracts.BindingModels;
using ForumContracts.ViewModels;
using ForumUserApp.Models;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using System.Diagnostics;
using static System.Formats.Asn1.AsnWriter;

namespace ForumUserApp.Controllers
{
    public class HomeController : Controller
    {
        private readonly ILogger<HomeController> _logger;

        public HomeController(ILogger<HomeController> logger)
        {
            _logger = logger;
        }

        public IActionResult CreateCategory()
        {
            return View();
        }

        [HttpPost]
        public void CreateCategory(string name, string des)
        {
            if (string.IsNullOrEmpty(name) || string.IsNullOrEmpty(des))
            {
                throw new Exception("Введите название");
            }
            if (string.IsNullOrEmpty(des))
            {
                throw new Exception("Введите описание");
            }
            APIClient.PostRequest("api/main/createcategory", new CategoryBindingModel
            {
                Name = name,
                Description = des
            });
            Response.Redirect("Index");
        }

        public IActionResult CreateQuestion()
        {
            ViewBag.Categories = APIClient.GetRequest<List<CategoryViewModel>>("api/main/getcategorylist");
            return View();
        }

        [HttpPost]
        public void CreateQuestion(string questionDes, int categoryId)
        {
            if (string.IsNullOrEmpty(questionDes))
            {
                throw new Exception("Введите вопрос");
            }
            APIClient.PostRequest("api/main/createquestion", new QuestionBindingModel
            {
                UserId = APIClient.User.Id,
                CategoryId=categoryId,
                QuestionDes = questionDes,
                CreateDate = DateTime.Now
            });
            Response.Redirect("Index");
        }

        [HttpPost]
        public void DeleteQuestion(int questionId)
        {
            APIClient.PostRequest("api/main/deletequestion", new QuestionBindingModel
            {
                Id = questionId
            });
            Response.Redirect("Index");
        }

        [HttpPost]
        public void DeleteAnswer(int answerId)
        {
            APIClient.PostRequest("api/main/deleteanswer", new AnswerBindingModel
            {
                Id = answerId
            });
            Response.Redirect("Index");
        }

        public IActionResult Index()
        {
            if (APIClient.User == null)
            {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.GetRequest<List<CategoryViewModel>>($"api/main/getcategorylist"));
        }

        public IActionResult Questions(int categoryId)
        {
            if (APIClient.User == null)
            {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.GetRequest<List<QuestionViewModel>>($"api/main/getquestionsbycategory?categoryId={categoryId}"));
        }

        public IActionResult UserQuestions()
        {
            if (APIClient.User == null)
            {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.GetRequest<List<QuestionViewModel>>($"api/main/getquestionsbyuser?userId={APIClient.User.Id}"));
        }

        public IActionResult HardRequest(DateTime dateFrom,DateTime dateTo)
        {
            if (APIClient.User == null)
            {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.GetRequest<List<QuestionViewModel>>($"api/main/hardrequest?dateFrom={dateFrom}&dateTo={dateTo}"));
        }

        public IActionResult CreateAnswer()
        {
            return View();
        }

        [HttpPost]
        public void CreateAnswer(string answerDes, int questionId)
        {
            if (string.IsNullOrEmpty(answerDes))
            {
                throw new Exception("Введите ответ");
            }
            APIClient.PostRequest("api/main/createanswer", new AnswerBindingModel
            {
                UserId = APIClient.User.Id,
                QuestionId = questionId,
                AnswerDes = answerDes,
                ResponseDate = DateTime.Now
            });
            Response.Redirect("Index");
        }

        public IActionResult Answers(int questionId)
        {
            if (APIClient.User == null)
            {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.GetRequest<List<AnswerViewModel>>($"api/main/getanswersbyquestion?questionId={questionId}"));
        }

        [HttpGet]
        public IActionResult Privacy()
        {
            if (APIClient.User == null)
            {
                return Redirect("~/Home/Enter");
            }
            return View(APIClient.User);
        }

        [HttpPost]
        public void Privacy(string login, string password, string nick)
        {
            if (APIClient.User == null)
            {
                throw new Exception("Вы как сюда попали? Сюда вход только авторизованным");
            }
            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(nick))
            {
                throw new Exception("Введите логин, пароль и никнейм");
            }
            APIClient.PostRequest("api/user/updatedata", new UserBindingModel
            {
                Id = APIClient.User.Id,
                Nickname= nick,
                Email = login,
                Password = password
            });

            APIClient.User.Nickname = nick;
            APIClient.User.Email = login;
            APIClient.User.Password = password;
            Response.Redirect("Index");
        }

        [ResponseCache(Duration = 0, Location = ResponseCacheLocation.None, NoStore = true)]
        public IActionResult Error()
        {
            return View(new ErrorViewModel { RequestId = Activity.Current?.Id ?? HttpContext.TraceIdentifier });
        }

        [HttpGet]
        public IActionResult Enter()
        {
            return View();
        }

        [HttpPost]
        public void Enter(string login, string password)
        {
            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password))
            {
                throw new Exception("Введите логин и пароль");
            }
            APIClient.User = APIClient.GetRequest<UserViewModel>($"api/user/login?login={login}&password={password}");
            if (APIClient.User == null)
            {
                throw new Exception("Неверный логин/пароль");
            }
            Response.Redirect("Index");
        }

        [HttpGet]
        public IActionResult Register()
        {
            return View();
        }

        [HttpPost]
        public void Register(string login, string password, string nick)
        {
            if (string.IsNullOrEmpty(login) || string.IsNullOrEmpty(password) || string.IsNullOrEmpty(nick))
            {
                throw new Exception("Введите логин, пароль и ник");
            }
            APIClient.PostRequest("api/user/register", new UserBindingModel
            {
                Nickname = nick,
                Email = login,
                Password = password
            });
            Response.Redirect("Enter");
            return;
        }
    }
}