using Avalonia.Data.Converters;
using AI.Models;
using System;
using System.Globalization;

namespace AI.Converters
{
    /// <summary>
    /// 将工作流步骤状态转换为图标
    /// </summary>
    public class WorkflowStatusToIconConverter : IValueConverter
    {
        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
        {
            // 注意：这个转换器现在主要用于其他场景，UI 中的图标已经改为使用 Grid 叠加显示
            // 保持兼容性，返回基本图标
            if (value is WorkflowStepStatus status)
            {
                return status switch
                {
                    WorkflowStepStatus.Completed => "○", // UI 中会叠加显示勾
                    WorkflowStepStatus.Running => "○", // 保持圆圈，只变颜色
                    WorkflowStepStatus.Failed => "✗",
                    WorkflowStepStatus.Skipped => "⊘",
                    WorkflowStepStatus.Pending => "○",
                    _ => "○"
                };
            }

            return "○";
        }

        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}