namespace UI_WinForms.Dialogs;

public partial class InputDialog : Form
{
    public readonly record struct Options(
        string Message,
        string Title,
        string Placeholder = "",
        string PreloadedText = "",
        string OkButtonText = "Ok",
        string CancelButtonText = "Cancel",
        bool ShowQuestionCheckbox = false,
        string QuestionCheckboxText = "",
        bool QuestionCheckboxState = false
    );
    
    private InputDialog()
    {
        this.InitializeComponent();
    }

    public static InputResult Show(Options options)
    {
        using var inputDialog = new InputDialog();
        inputDialog.labelHead.Text = options.Message;
        inputDialog.Text = options.Title;
        inputDialog.textBoxInput.PlaceholderText = options.Placeholder;
        inputDialog.textBoxInput.Text = options.PreloadedText;
        inputDialog.buttonOk.Text = options.OkButtonText;
        inputDialog.buttonCancel.Text = options.CancelButtonText;
        inputDialog.checkBoxQuestion.Visible = options.ShowQuestionCheckbox;
        inputDialog.checkBoxQuestion.Text = options.QuestionCheckboxText;
        inputDialog.checkBoxQuestion.Checked = options.QuestionCheckboxState;
        
        // Ensure, that the text box is focused on load:
        inputDialog.textBoxInput.Select();

        return new InputResult(
            inputDialog.ShowDialog(),
            inputDialog.textBoxInput.Text,
            inputDialog.checkBoxQuestion.Checked
        );
    }

    private void textBoxInput_KeyUp(object sender, KeyEventArgs e)
    {
        if (e.KeyCode is Keys.Enter or Keys.Return)
            this.buttonOk.PerformClick();
    }

    private void buttonOk_Click(object sender, EventArgs e)
    {
        if(this.DesignMode)
            return;
        
        if (!string.IsNullOrWhiteSpace(this.textBoxInput.Text))
        {
            this.DialogResult = DialogResult.OK;
            this.Close();
        }
    }

    public readonly record struct InputResult(DialogResult DialogResult, string Text, bool AnswerToQuestion);
}