using HotelAbstractions.Logic;
using HotelAbstractions.Models;
using HotelMongoDB.Models;
using HotelMongoDB.StorageContracts;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using static System.Windows.Forms.VisualStyles.VisualStyleElement;

namespace HotelView
{
    public partial class FormGuest : Form
    {
        private readonly IGuestLogic _guestLogic;
        private readonly StorageModel _mongoLogic;
        public FormGuest(IGuestLogic guestLogic, StorageModel mongoLogic)
        {
            InitializeComponent();
            _guestLogic = guestLogic;
            _mongoLogic = mongoLogic;
        }

        private void FormGuest_Load(object sender, EventArgs e)
        {
            LoadData();
        }

        private void ButtonCreate_Click(object sender, EventArgs e)
        {
            Guest newGuest = new()
            {
                FIO = textBoxName.Text,
                PhoneNumber = textBoxPhone.Text,
                BirthDate = ToDateOnly(dateTimePicker1.Value),
                PassportId = textBoxPassport.Text,
                Gender = (GenderEnum)Enum.Parse(typeof(GenderEnum), comboBox1.SelectedItem.ToString())
            };

            if (Program.isPostgreSQL)
                _guestLogic.Create(newGuest);
            else
                _mongoLogic.AddGuest(newGuest);

            LoadData();
        }
        private void LoadData()
        {
            comboBox1.DataSource = Enum.GetValues(typeof(GenderEnum));

            dataGridView.Rows.Clear();

            if (dataGridView.ColumnCount == 0)
            {
                dataGridView.Columns.Add("Id", "ID");
                dataGridView.Columns.Add("FIO", "ФИО");
                dataGridView.Columns.Add("PhoneNumber", "Номер телефона");
                dataGridView.Columns.Add("BirthDate", "Дата рождения");
                dataGridView.Columns.Add("PassportId", "Паспорт");
                dataGridView.Columns.Add("Gender", "Пол");
            }

            dataGridView.Columns["Id"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["FIO"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["PhoneNumber"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["BirthDate"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["PassportId"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["Gender"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;

            if (Program.isPostgreSQL)
            {
                var guests = _guestLogic.GetAll();

                foreach (var guest in guests)
                {
                    dataGridView.Rows.Add(guest.Id, guest.FIO, guest.PhoneNumber, guest.BirthDate, guest.PassportId, guest.Gender);
                }
            }
            else
            {
                var guests = _mongoLogic.GetGuests();
                foreach (var guest in guests)
                {
                    dataGridView.Rows.Add(guest.Id, guest.FIO, guest.PhoneNumber, guest.BirthDate, guest.PassportId, guest.Gender);
                }
            }
        }

        private void ButtonUpdate_Click(object sender, EventArgs e)
        {
            if (dataGridView.SelectedRows.Count > 0)
            {
                DataGridViewRow selectedRow = dataGridView.SelectedRows[0];
                if (Program.isPostgreSQL)
                {
                    int guestId = Convert.ToInt32(selectedRow.Cells["Id"].Value);
                    Guest updatedGuest = new()
                    {
                        Id = guestId,
                        FIO = textBoxName.Text,
                        PhoneNumber = textBoxPhone.Text,
                        BirthDate = ToDateOnly(dateTimePicker1.Value),
                        PassportId = textBoxPassport.Text,
                        Gender = (GenderEnum)Enum.Parse(typeof(GenderEnum), comboBox1.SelectedItem.ToString())
                    };

                    _guestLogic.Update(updatedGuest);
                }
                else
                {
                    string? guestId = selectedRow.Cells["Id"].Value.ToString();

                    MongoGuest updatedGuest = new()
                    {
                        Id = guestId,
                        FIO = textBoxName.Text,
                        PhoneNumber = textBoxPhone.Text,
                        BirthDate = dateTimePicker1.Value.ToString("d"),
                        PassportId = textBoxPassport.Text,
                        Gender = comboBox1.SelectedItem.ToString()
                    };

                    _mongoLogic.UpdateGuest(updatedGuest);
                }



                LoadData();
            }
            else
            {
                MessageBox.Show("Пожалуйста, выберите гостинницу, информацию о которой необходимо обновить");
            }
        }

        private void ButtonDelete_Click(object sender, EventArgs e)
        {
            if (dataGridView.SelectedRows.Count > 0)
            {
                DataGridViewRow selectedRow = dataGridView.SelectedRows[0];
                if (Program.isPostgreSQL)
                {
                    int guestId = Convert.ToInt32(selectedRow.Cells["Id"].Value);

                    _guestLogic.Delete(guestId);
                } else
                {
                    string? guestId = selectedRow?.Cells["Id"].Value.ToString();

                    _mongoLogic.DeleteGuest(guestId);
                }

                LoadData();
            }
            else
            {
                MessageBox.Show("Пожалуйста, выберите гостинницу, информацию о которой необходимо удалить");
            }
        }

        private void DataGridView_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            if (e.RowIndex >= 0)
            {
                DataGridViewRow row = dataGridView.Rows[e.RowIndex];
                textBoxName.Text = row.Cells["FIO"].Value.ToString();
                textBoxPhone.Text = row.Cells["PhoneNumber"].Value.ToString();
                dateTimePicker1.Text = row.Cells["BirthDate"].Value.ToString();
                textBoxPassport.Text = row.Cells["PassportId"].Value.ToString();
                comboBox1.Text = row.Cells["Gender"].ToString();
            }
        }

        public DateOnly ToDateOnly(DateTime dateTime)
        {
            var DateTime = dateTime;
            var Date = new DateOnly(DateTime.Year, DateTime.Month, DateTime.Day);
            return Date;
        }

        private void label3_Click(object sender, EventArgs e)
        {

        }
    }
}