using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Text;
using System.Text.Json.Serialization;
using gehGassi.Dto.Common;

namespace gehGassi.Dto.Messages
{
    /// <summary>
    /// DTO für eine Nachricht
    /// </summary>
    public class MessageDto : SyncEntityDto
    {
        /// <summary>
        /// Id der Konversation
        /// </summary>
        [Required]
        [MaxLength(128)]
        [JsonPropertyName("conversationId")]
        public string ConversationId { get; set; }

        /// <summary>
        /// Sender der Nachricht
        /// </summary>
        [MaxLength(128)]
        [JsonPropertyName("senderId")]
        public string SenderId { get; set; }

        /// <summary>
        /// Empfänger der Nachricht
        /// </summary>
        [MaxLength(128)]
        [JsonPropertyName("receiverId")]
        public string ReceiverId { get; set; }

        /// <summary>
        /// Inhalt Nachricht
        /// </summary>
        [MaxLength(500)]
        [JsonPropertyName("content")]
        public string Content { get; set; }
    }

    /// <summary>
    /// Dto für die Bestätigung des erfolgreichen Erhalts von Nachrichten
    /// </summary>
    public class MessageConfirmationDto
    {
        /// <summary>
        /// Sender der Nachricht
        /// </summary>
        [MaxLength(128)]
        [JsonPropertyName("senderId")]
        public string SenderId { get; set; }

        /// <summary>
        /// Letztes update
        /// </summary>
        [JsonPropertyName("lastUpdate")]
        public DateTimeOffset? LastUpdate { get; set; }

        /// <summary>
        /// Id der Konversation
        /// </summary>
        [MaxLength(128)]
        [JsonPropertyName("conversationId")]
        public string ConversationId { get; set; }
    }
}