76 lines
2.5 KiB
C#
76 lines
2.5 KiB
C#
using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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namespace RegexBot.Data;
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/// <summary>
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/// Represents an item in the guild message cache.
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/// </summary>
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[Table("cache_guildmessages")]
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public class CachedGuildMessage {
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/// <summary>
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/// Gets the message's snowflake ID.
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/// </summary>
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[Key]
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[DatabaseGenerated(DatabaseGeneratedOption.None)]
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public ulong MessageId { get; set; }
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/// <summary>
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/// Gets the message author's snowflake ID.
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/// </summary>
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public ulong AuthorId { get; set; }
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/// <summary>
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/// Gets the associated guild's snowflake ID.
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/// </summary>
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public ulong GuildId { get; set; }
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/// <summary>
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/// Gets the corresponding channel's snowflake ID.
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/// </summary>
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public ulong ChannelId { get; set; }
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/// <summary>
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/// Gets the timestamp showing when this message was originally created.
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/// </summary>
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/// <remarks>
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/// Though it's possible to draw this from <see cref="MessageId"/>, it is stored in the database
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/// as a separate field for any possible necessary use via database queries.
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/// </remarks>
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public DateTimeOffset CreatedAt { get; set; }
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/// <summary>
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/// Gets the timestamp, if any, showing when this message was last edited.
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/// </summary>
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public DateTimeOffset? EditedAt { get; set; }
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/// <summary>
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/// Gets a list of file names that were attached to this message.
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/// </summary>
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public List<string> AttachmentNames { get; set; } = null!;
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/// <summary>
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/// Gets this message's content.
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/// </summary>
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public string? Content { get; set; } = null!;
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/// <inheritdoc cref="CachedGuildUser.User" />
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[ForeignKey(nameof(AuthorId))]
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[InverseProperty(nameof(CachedUser.GuildMessages))]
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public CachedUser Author { get; set; } = null!;
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// TODO set up composite foreign key. will require rewriting some parts in modules...
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// Used by MessageCachingSubservice
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internal static CachedGuildMessage? Clone(CachedGuildMessage? original) {
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if (original == null) return null;
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return new() {
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MessageId = original.MessageId,
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AuthorId = original.AuthorId,
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GuildId = original.GuildId,
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ChannelId = original.ChannelId,
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CreatedAt = original.CreatedAt,
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EditedAt = original.EditedAt,
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AttachmentNames = new(original.AttachmentNames),
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Content = original.Content
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};
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}
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}
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