sevenhill
76 lines
2.2 KiB
C#
76 lines
2.2 KiB
C#
using QMax.Api.Contracts;
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using QMax.Api.Data.Entities;
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namespace QMax.Api.Services;
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public sealed class ChatProjectionService
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{
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public ChatDto ToDto(Chat chat)
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{
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return new ChatDto(
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chat.Id,
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chat.ExternalId,
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chat.Kind,
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chat.Title,
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AvatarPath(chat),
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CleanPreview(chat.LastMessagePreview),
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chat.LastMessageAt,
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chat.UnreadCount,
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chat.IsPinned,
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chat.IsMuted,
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chat.IsArchived);
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}
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public MessageDto ToDto(Message message)
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{
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return new MessageDto(
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message.Id,
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message.ChatId,
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message.ExternalId,
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message.SenderName,
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message.Direction,
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MessageTextSanitizer.CleanMessageText(message.Text, message.Attachments.Count != 0),
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message.SentAt,
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message.EditedAt,
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message.DeletedAt,
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message.ReplyToMessageId,
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message.ForwardedFrom,
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message.DeliveryState,
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message.Error,
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message.Reactions
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.GroupBy(x => x.Emoji)
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.OrderByDescending(x => x.Count())
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.ThenBy(x => x.Key, StringComparer.Ordinal)
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.Select(x => new ReactionDto(x.Key, x.Count(), x.Any(r => r.ActorKey == "self")))
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.ToArray(),
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message.Attachments
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.OrderBy(x => x.SortOrder)
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.Select(x => ToDto(message.ChatId, x))
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.ToArray());
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}
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private static AttachmentDto ToDto(Guid chatId, MessageAttachment attachment)
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{
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return new AttachmentDto(
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attachment.Id,
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attachment.OriginalFileName,
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attachment.ContentType,
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attachment.FileSizeBytes,
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$"/api/chats/{chatId}/attachments/{attachment.Id}/content",
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attachment.Kind,
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attachment.SortOrder);
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}
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private static string? CleanPreview(string? value)
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{
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return MessageTextSanitizer.CleanChatPreview(value);
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}
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private static string? AvatarPath(Chat chat)
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{
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return string.IsNullOrWhiteSpace(chat.AvatarUrl)
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? null
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: $"/api/chats/{chat.Id}/avatar";
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}
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}
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