LittleSheep
196547e50f
This migration adds a new "nonce" column to the "chat_messages" table to ensure message uniqueness or integrity. Additionally, it corrects a typo in the "members_mentioned" column name to improve consistency and clarity.
95 lines
3.2 KiB
C#
95 lines
3.2 KiB
C#
using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.Text.Json.Serialization;
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using DysonNetwork.Sphere.Storage;
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using NodaTime;
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namespace DysonNetwork.Sphere.Chat;
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public class Message : ModelBase
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{
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public Guid Id { get; set; } = Guid.NewGuid();
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[MaxLength(4096)] public string Content { get; set; } = string.Empty;
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[Column(TypeName = "jsonb")] public Dictionary<string, object>? Meta { get; set; }
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[Column(TypeName = "jsonb")] public List<Guid>? MembersMentioned { get; set; }
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[MaxLength(36)] public string Nonce { get; set; } = null!;
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public Instant? EditedAt { get; set; }
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public ICollection<CloudFile> Attachments { get; set; } = new List<CloudFile>();
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public ICollection<MessageReaction> Reactions { get; set; } = new List<MessageReaction>();
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public ICollection<MessageStatus> Statuses { get; set; } = new List<MessageStatus>();
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public Guid? RepliedMessageId { get; set; }
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public Message? RepliedMessage { get; set; }
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public Guid? ForwardedMessageId { get; set; }
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public Message? ForwardedMessage { get; set; }
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public Guid SenderId { get; set; }
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public ChatMember Sender { get; set; } = null!;
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public long ChatRoomId { get; set; }
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[JsonIgnore] public ChatRoom ChatRoom { get; set; } = null!;
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public Message Clone()
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{
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return new Message
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{
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Id = Id,
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Content = Content,
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Meta = Meta?.ToDictionary(entry => entry.Key, entry => entry.Value),
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MembersMentioned = MembersMentioned?.ToList(),
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Nonce = Nonce,
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EditedAt = EditedAt,
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Attachments = new List<CloudFile>(Attachments),
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Reactions = new List<MessageReaction>(Reactions),
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Statuses = new List<MessageStatus>(Statuses),
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RepliedMessageId = RepliedMessageId,
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RepliedMessage = RepliedMessage?.Clone() as Message,
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ForwardedMessageId = ForwardedMessageId,
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ForwardedMessage = ForwardedMessage?.Clone() as Message,
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SenderId = SenderId,
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Sender = Sender,
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ChatRoomId = ChatRoomId,
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ChatRoom = ChatRoom,
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CreatedAt = CreatedAt,
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UpdatedAt = UpdatedAt,
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DeletedAt = DeletedAt
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};
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}
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}
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public enum MessageReactionAttitude
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{
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Positive,
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Neutral,
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Negative,
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}
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public class MessageReaction : ModelBase
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{
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public Guid Id { get; set; } = Guid.NewGuid();
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public Guid MessageId { get; set; }
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[JsonIgnore] public Message Message { get; set; } = null!;
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public Guid SenderId { get; set; }
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public ChatMember Sender { get; set; } = null!;
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[MaxLength(256)] public string Symbol { get; set; } = null!;
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public MessageReactionAttitude Attitude { get; set; }
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}
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/// If the status is exist, means the user has read the message.
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public class MessageStatus : ModelBase
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{
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public Guid MessageId { get; set; }
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public Message Message { get; set; } = null!;
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public Guid SenderId { get; set; }
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public ChatMember Sender { get; set; } = null!;
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public Instant ReadAt { get; set; }
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}
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[NotMapped]
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public class MessageStatusResponse
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{
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public Guid MessageId { get; set; }
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public bool IsRead { get; set; }
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} |