using CommunityToolkit.Mvvm.ComponentModel;

namespace HC_APTBS.ViewModels.Dialogs
{
    /// <summary>
    /// ViewModel for the WProgressDisplay dialog.
    ///
    /// <para>
    /// Shows a progress bar (0–100) and a verbose text line during long-running
    /// K-Line operations.  The dialog is closed by the parent when the operation
    /// completes; this ViewModel simply exposes observable properties for binding.
    /// </para>
    /// </summary>
    public sealed partial class ProgressViewModel : ObservableObject
    {
        /// <summary>Title text shown in the dialog's title bar.</summary>
        [ObservableProperty] private string _title = string.Empty;

        /// <summary>Current progress value (0–100).</summary>
        [ObservableProperty] private int _progressPercent;

        /// <summary>Verbose status message describing the current step.</summary>
        [ObservableProperty] private string _verboseMessage = string.Empty;

        /// <summary>
        /// Updates both <see cref="ProgressPercent"/> and <see cref="VerboseMessage"/>
        /// in a single call.  Thread-safe: may be called from any thread because
        /// the consumer is expected to marshal to the UI thread before calling.
        /// </summary>
        public void Update(int percent, string message)
        {
            ProgressPercent = percent;
            VerboseMessage  = message;
        }
    }
}