66 lines
2.9 KiB
C#
66 lines
2.9 KiB
C#
// Copyright (c) 2026 Duplicati Inc. All rights reserved.
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using System.Runtime.CompilerServices;
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using Duplicati.Library.Common.IO;
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using Duplicati.Library.Interface;
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namespace Duplicati.Proprietary.Office365.SourceItems;
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internal class ChatEntriesSourceEntry(SourceProvider provider, string path, GraphChat chat, ChatEntryType type)
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: MetaEntryBase(Util.AppendDirSeparator(SystemIO.IO_OS.PathCombine(path, type.ToString().ToLowerInvariant())), null, null)
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{
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public override async IAsyncEnumerable<ISourceProviderEntry> Enumerate([EnumeratorCancellation] CancellationToken cancellationToken)
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{
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if (type == ChatEntryType.Message)
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{
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await foreach (var message in provider.ChatApi.ListChatMessagesAsync(chat.Id, cancellationToken).ConfigureAwait(false))
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{
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if (cancellationToken.IsCancellationRequested)
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yield break;
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yield return new ChatMessageSourceEntry(provider, this.Path, chat, message);
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}
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}
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else if (type == ChatEntryType.Member)
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{
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await foreach (var member in provider.ChatApi.ListChatMembersAsync(chat.Id, cancellationToken).ConfigureAwait(false))
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{
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if (cancellationToken.IsCancellationRequested)
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yield break;
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yield return new StreamResourceEntryFunction(SystemIO.IO_OS.PathCombine(this.Path, member.Id + ".json"),
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createdUtc: DateTime.UnixEpoch,
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lastModificationUtc: DateTime.UnixEpoch,
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size: -1,
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streamFactory: async (ct) =>
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{
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var ms = new MemoryStream();
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await System.Text.Json.JsonSerializer.SerializeAsync(ms, member, cancellationToken: ct).ConfigureAwait(false);
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ms.Seek(0, SeekOrigin.Begin);
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return ms;
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},
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minorMetadataFactory: (ct) => Task.FromResult(new Dictionary<string, string?>()
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{
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{ "o365:v", "1" },
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{ "o365:Id", member.Id },
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{ "o365:Type", SourceItemType.ChatMember.ToString() },
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}
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.Where(kv => !string.IsNullOrEmpty(kv.Value))
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.ToDictionary(kv => kv.Key, kv => kv.Value)));
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}
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}
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else
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throw new NotImplementedException();
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}
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public override Task<Dictionary<string, string?>> GetMinorMetadata(CancellationToken cancellationToken)
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=> Task.FromResult(new Dictionary<string, string?>()
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{
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{ "o365:v", "1" },
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{ "o365:Id", chat.Id },
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{ "o365:Type", type.ToString() },
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}
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.Where(kv => !string.IsNullOrEmpty(kv.Value))
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.ToDictionary(kv => kv.Key, kv => kv.Value));
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}
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