xenadmin/XenAdmin/Dialogs/NewCustomFieldDialog.cs

/* Copyright (c) Cloud Software Group, Inc. 
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using System;
using System.Linq;
using XenAdmin.CustomFields;
using XenAdmin.Network;

namespace XenAdmin.Dialogs
{
    public partial class NewCustomFieldDialog : XenDialogBase
    {
        public NewCustomFieldDialog(IXenConnection conn)
            :base(conn)
        {
            InitializeComponent();

            comboBoxType.SelectedIndex = 0;
            UpdateControls();
        }

        public CustomFieldDefinition Definition =>
            new CustomFieldDefinition(textBoxName.Text.Trim(), (CustomFieldDefinition.Types)comboBoxType.SelectedIndex);

        private void UpdateControls()
        {
            if (string.IsNullOrWhiteSpace(textBoxName.Text))
            {
                okButton.Enabled = false;
                labelDuplicate.Visible = false;
                return;
            }

            var existingCustomFields = CustomFieldsManager.GetCustomFields(connection);
            var isDuplicate = existingCustomFields.Any(f => f.Name.Trim() == textBoxName.Text.Trim());

            okButton.Enabled = !isDuplicate;
            labelDuplicate.Visible = isDuplicate;
        }

        private void NameTextBox_TextChanged(object sender, EventArgs e)
        {
            UpdateControls();
        }
    }
}