PIbd-23_Firsov_KA_SUBD/Hotel/HotelView/FormService.cs

using HotelAbstractions.Logic;
using HotelAbstractions.Models;
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 FormService : Form
    {
        private readonly IServiceLogic _serviceLogic;
        public FormService(IServiceLogic serviceLogic)
        {
            InitializeComponent();
            _serviceLogic = serviceLogic;
        }

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

        private void ButtonCreate_Click(object sender, EventArgs e)
        {
            Service newService = new()
            {
                Name = textBoxName.Text,
                Price = (double)numericUpDownPrice.Value,
            };

            _serviceLogic.Create(newService);

            LoadData();
        }

        private void LoadData()
        {
            var services = _serviceLogic.GetAll();

            dataGridView.Rows.Clear();

            if (dataGridView.ColumnCount == 0)
            {
                dataGridView.Columns.Add("Id", "ID");
                dataGridView.Columns.Add("Name", "Название");
                dataGridView.Columns.Add("Price", "Цена");
            }

            dataGridView.Columns["Id"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["Name"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
            dataGridView.Columns["Price"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;

            foreach (var service in services)
            {
                dataGridView.Rows.Add(service.Id, service.Name, service.Price);
            }
        }

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

                Service updatedService = new()
                {
                    Id = serviceId,
                    Name = textBoxName.Text,
                    Price = (double)numericUpDownPrice.Value
                };

                _serviceLogic.Update(updatedService);

                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];
                int serviceId = Convert.ToInt32(selectedRow.Cells["Id"].Value);

                _serviceLogic.Delete(serviceId);

                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["Name"].Value.ToString();
                numericUpDownPrice.Text = row.Cells["Price"].Value.ToString();
            }
        }
    }
}