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;

namespace HotelView
{
    public partial class FormServiceCheck : Form
    {
        private readonly IServiceCheckLogic _serviceCheckLogic;
        private readonly IReservationLogic _reservationLogic;
        private readonly IServiceLogic _serviceLogic;
        private readonly StorageModel _mongoLogic;
        public FormServiceCheck(IServiceCheckLogic serviceCheckLogic, IReservationLogic reservationLogic, IServiceLogic serviceLogic, StorageModel mongoLogic)
        {
            InitializeComponent();
            _serviceCheckLogic = serviceCheckLogic;
            _reservationLogic = reservationLogic;
            _serviceLogic = serviceLogic;
            _mongoLogic = mongoLogic;
        }

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

        private void ButtonCreate_Click(object sender, EventArgs e)
        {
            ServiceCheck newServiceCheck = new()
            {
                ReservationId = ((Reservation?)comboBoxReservation.SelectedItem)?.Id ?? 0,
                ServiceId = ((Service?)comboBoxService.SelectedItem)?.Id ?? 0,
                Count = (int)numericUpDownCount.Value,
                DateTime = dateTimePicker.Value,
            };

            _serviceCheckLogic.Create(newServiceCheck);

            LoadData();
        }

        private void LoadData()
        {

            dataGridView.Rows.Clear();

            if (dataGridView.ColumnCount == 0)
            {
                dataGridView.Columns.Add("Id", "ID");
                dataGridView.Columns.Add("ReservationId", "ReservationId");
                dataGridView.Columns["ReservationId"].Visible = false;
                dataGridView.Columns.Add("Reservation", "Бронирование");
                dataGridView.Columns.Add("ServiceId", "ServiceId");
                dataGridView.Columns["ServiceId"].Visible = false;
                dataGridView.Columns.Add("Service", "Услуга");
                dataGridView.Columns.Add("Count", "Количество");
                dataGridView.Columns.Add("DateTime", "Дата время");

            }

            dataGridView.Columns["Id"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["Reservation"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["Service"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["Count"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["DateTime"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;

            comboBoxReservation.DataSource = _reservationLogic.GetAll();
            comboBoxReservation.DisplayMember = "Reservation";
            comboBoxReservation.ValueMember = "Id";

            comboBoxService.DataSource = _serviceLogic.GetAll();
            comboBoxService.DisplayMember = "Service";
            comboBoxService.ValueMember = "Name";


            if (Program.isPostgreSQL)
            {
                var serviceChecks = _serviceCheckLogic.GetAll();

                foreach (var serviceCheck in serviceChecks)
                {
                    dataGridView.Rows.Add(serviceCheck.Id,
                                        serviceCheck.ReservationId,
                                        _reservationLogic.Get(serviceCheck.ReservationId)?.Id,
                                        serviceCheck.ServiceId,
                                        _serviceLogic.Get(serviceCheck.ServiceId)?.Name,
                                        serviceCheck.Count,
                                        serviceCheck.DateTime);
                }
                comboBoxReservation.DataSource = _reservationLogic.GetAll();
                comboBoxReservation.DisplayMember = "Reservation";
                comboBoxReservation.ValueMember = "Id";

                comboBoxService.DataSource = _serviceLogic.GetAll();
                comboBoxService.DisplayMember = "Service";
                comboBoxService.ValueMember = "Name";
            }
            else
            {
                var serviceChecks = _mongoLogic.GetServiceChecks();

                foreach (var serviceCheck in serviceChecks)
                {
                    dataGridView.Rows.Add(
                        serviceCheck.Id,
                        serviceCheck.ReservationId,
                        _mongoLogic.GetReservationById(serviceCheck.ReservationId)?.Id,
                        serviceCheck.ServiceId,
                        _mongoLogic.GetServiceById(serviceCheck.ServiceId)?.Name,
                        serviceCheck.Count,
                        serviceCheck.DateTime);
                }
                comboBoxReservation.DataSource = _mongoLogic.GetReservations();
                comboBoxReservation.DisplayMember = "Reservation";
                comboBoxReservation.ValueMember = "Id";

                comboBoxService.DataSource = _mongoLogic.GetServices();
                comboBoxService.DisplayMember = "Service";
                comboBoxService.ValueMember = "Name";
            }
        }

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

                    ServiceCheck updatedServiceCheck = new()
                    {
                        Id = serviceCheckId,
                        ReservationId = ((Reservation?)comboBoxReservation.SelectedItem)?.Id ?? 0,
                        ServiceId = ((Service?)comboBoxService.SelectedItem)?.Id ?? 0,
                        Count = (int)numericUpDownCount.Value,
                        DateTime = dateTimePicker.Value,
                    };

                    _serviceCheckLogic.Update(updatedServiceCheck);
                }
                else
                {
                    string? serviceCheckId = selectedRow.Cells["Id"].Value.ToString();

                    MongoServiceCheck updatedServiceCheck = new()
                    {
                        Id = serviceCheckId,
                        ReservationId = _mongoLogic.GetMongoId("Reservation", ((Reservation?)comboBoxReservation.SelectedItem)?.Id.ToString() ?? String.Empty),
                        ServiceId = _mongoLogic.GetMongoId("Service", ((Service?)comboBoxService.SelectedItem)?.Id.ToString() ?? String.Empty),
                        Count = numericUpDownCount.Value.ToString(),
                        DateTime = dateTimePicker.Value.ToString(),
                    };

                    _mongoLogic.UpdateServiceCheck(updatedServiceCheck);
                }

                LoadData();
            }
            else
            {
                MessageBox.Show("Пожалуйста, выберите статью, 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 serviceCheckId = Convert.ToInt32(selectedRow.Cells["Id"].Value);

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

                    _mongoLogic.DeleteServiceCheck(serviceCheckId);
                }

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

        private void DataGridView_CellClick(object sender, DataGridViewCellEventArgs e)
        {
            if (e.RowIndex >= 0)
            {
                DataGridViewRow row = dataGridView.Rows[e.RowIndex];
                comboBoxReservation.SelectedValue = row.Cells["Reservation"].Value ?? new Reservation { Id = 0 };
                comboBoxService.SelectedValue = row.Cells["Service"].Value ?? new Service { Name = "Неизвестно" };
                numericUpDownCount.Text = row.Cells["Count"].Value.ToString();
                dateTimePicker.Text = row.Cells["DateTime"].Value.ToString();
            }
        }
        public FormServiceCheck()
        {
            InitializeComponent();
        }
    }
}