using EnvelopeGenerator.Domain;

namespace EnvelopeGenerator.Application.DocStatus.Commands;

/// <summary>
/// 
/// </summary>
public abstract record ModifyDocStatusCommandBase
{
    /// <summary>
    /// Gets or sets the ID of the associated envelope.
    /// </summary>
    public int EnvelopeId { get; set; }

    /// <summary>
    /// Gets or sets the ID of the receiver associated with this status.
    /// </summary>
    public int ReceiverId { get; set; }

    /// <summary>
    /// Gets the current status code.
    /// </summary>
    public Constants.DocumentStatus Status => Value is null ? Constants.DocumentStatus.Created : Constants.DocumentStatus.Signed;

    /// <summary>
    /// Gets or sets the display value associated with the status.
    /// </summary>
    public string? Value { get; set; }

    /// <summary>
    /// Gets timestamp when this record was added.
    /// </summary>
    public DateTime StatusChangedWhen { get; } = DateTime.Now;

    /// <summary>
    /// Gets timestamp when this record was added.
    /// </summary>
    public abstract DateTime? ChangedWhen { get; }

    /// <summary>
    /// Maps the current command to a new instance of the specified type.
    /// </summary>
    /// <typeparam name="TDest"></typeparam>
    /// <returns></returns>
    public TDest To<TDest>() where TDest : ModifyDocStatusCommandBase, new()
        => new()
        {
            EnvelopeId = EnvelopeId,
            ReceiverId = ReceiverId,
            Value = Value
        };
}