using System.ComponentModel.DataAnnotations;

namespace Lagerbestand.Models;

/// <summary>
/// Represents a column in the Kanban board (e.g., Backlog, ToDo, In Progress)
/// </summary>
public class KanbanColumn
{
    public Guid Id { get; set; } = Guid.NewGuid();

    [Required]
    [MaxLength(100)]
    public string Name { get; set; } = string.Empty;

    /// <summary>
    /// Display order of the column (0-based)
    /// </summary>
    public int SortOrder { get; set; }

    /// <summary>
    /// Optional color for the column header
    /// </summary>
    [MaxLength(7)]
    public string? Color { get; set; }

    /// <summary>
    /// Optional icon/emoji for the column
    /// </summary>
    [MaxLength(10)]
    public string? Icon { get; set; }

    /// <summary>
    /// Whether this is the default column for new tasks
    /// </summary>
    public bool IsDefault { get; set; }

    /// <summary>
    /// Whether this column represents completed tasks (for archiving logic)
    /// </summary>
    public bool IsCompletedColumn { get; set; }

    /// <summary>
    /// Whether this column is active
    /// </summary>
    public bool IsActive { get; set; } = true;

    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
    public DateTime UpdatedAt { get; set; } = DateTime.UtcNow;

    // Navigation properties
    public virtual ICollection<KanbanTask> Tasks { get; set; } = new List<KanbanTask>();
}