PIbd-22_Shabunov_O.A._AirBomber_Base/AirBomber/FormEntityCollection.cs

using AirBomber.Generics;

namespace AirBomber
{
    public partial class FormEntityCollection : Form
    {
        private readonly EntitiesGenericStorage _storage;

        public FormEntityCollection()
        {
            InitializeComponent();

            _storage = new EntitiesGenericStorage(CollectionPictureBox.Width, CollectionPictureBox.Height);
        }

        private void ReloadObjects()
        {
            int index = StorageListBox.SelectedIndex;
            StorageListBox.Items.Clear();

            for (int i = 0; i < _storage.Keys.Count; i++)
                StorageListBox.Items.Add(_storage.Keys[i]);

            if (StorageListBox.Items.Count > 0 && (index == -1 || index >= StorageListBox.Items.Count))
                StorageListBox.SelectedIndex = 0;

            else if (StorageListBox.Items.Count > 0 && index > -1 && index < StorageListBox.Items.Count)
                StorageListBox.SelectedIndex = index;
        }

        public void ButtonAddEntity_Click(object sender, EventArgs e)
        {
            if (StorageListBox.SelectedIndex == -1)
                return;

            var obj = _storage[StorageListBox.SelectedItem.ToString() ?? string.Empty];
            if (obj is null)
                return;

            BomberForm Form = new BomberForm();

            if (Form.ShowDialog() == DialogResult.OK)
            {
                if (obj + Form.SelectedRenderer != -1)
                {
                    MessageBox.Show("Объект добавлен");
                    CollectionPictureBox.Image = obj.ShowEntities();
                }

                else
                {
                    MessageBox.Show("Не удалось добавить объект");
                }
            }
        }

        public void ButtonRemoveEntity_Click(object sender, EventArgs e)
        {
            if (StorageListBox.SelectedIndex == -1)
                return;

            var obj = _storage[StorageListBox.SelectedItem.ToString() ?? string.Empty];
            if (obj is null)
                return;

            if (MessageBox.Show("Удалить объект?", "Удаление", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.No)
                return;

            int Pos = Convert.ToInt32(NumberMaskedTextBox.Text);
            if (obj - Pos == true)
            {
                MessageBox.Show("Объект удален");
                CollectionPictureBox.Image = obj.ShowEntities();
            }
            else
            {
                MessageBox.Show("Не удалось удалить объект");
            }
        }

        public void ButtonRefreshCollection_Click(object sender, EventArgs e)
        {
            if (StorageListBox.SelectedIndex == -1)
                return;

            var obj = _storage[StorageListBox.SelectedItem.ToString() ?? string.Empty];
            if (obj is null)
                return;

            CollectionPictureBox.Image = obj.ShowEntities();
        }

        private void ButtonAddSet_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(SetNameTextBox.Text))
            {
                MessageBox.Show("Не все данные заполнены", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
                return;
            }

            _storage.AddSet(SetNameTextBox.Text);
            ReloadObjects();
        }

        private void ButtonRemoveSet_Click(object sender, EventArgs e)
        {
            if (StorageListBox.SelectedIndex == -1)
                return;

            if (MessageBox.Show(
                $"Удалить объект{StorageListBox.SelectedItem}?",
                "Удаление",
                MessageBoxButtons.YesNo,
                MessageBoxIcon.Question
            ) == DialogResult.Yes)
            {
                _storage.RemoveSet(StorageListBox.SelectedItem.ToString() ?? string.Empty);
                ReloadObjects();
            }
        }

        private void StorageListBoxIndexChanged(object sender, EventArgs e)
        {
            CollectionPictureBox.Image = _storage[StorageListBox.SelectedItem?.ToString() ?? string.Empty]?.ShowEntities();
        }
    }
}