43 lines
1.7 KiB
Swift
43 lines
1.7 KiB
Swift
//
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// Copyright 2022-2024 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only
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// Please see LICENSE in the repository root for full details.
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//
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import Foundation
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struct VoiceBroadcastBuilder {
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func build(mediaManager: MXMediaManager,
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voiceBroadcastStartEventId: String,
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voiceBroadcastInvoiceBroadcastStartEventContent: VoiceBroadcastInfo,
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events: [MXEvent],
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currentUserIdentifier: String,
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hasBeenEdited: Bool = false) -> VoiceBroadcast {
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var voiceBroadcast = VoiceBroadcast()
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let chunks = Set(events.compactMap { event in
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buildChunk(event: event, mediaManager: mediaManager, voiceBroadcastStartEventId: voiceBroadcastStartEventId)
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})
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voiceBroadcast.chunks = chunks
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voiceBroadcast.duration = chunks.reduce(0) { $0 + $1.duration}
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return voiceBroadcast
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}
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func buildChunk(event: MXEvent, mediaManager: MXMediaManager, voiceBroadcastStartEventId: String) -> VoiceBroadcastChunk? {
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guard let attachment = MXKAttachment(event: event, andMediaManager: mediaManager),
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let chunkInfo = event.content[VoiceBroadcastSettings.voiceBroadcastContentKeyChunkType] as? [String: UInt],
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let sequence = chunkInfo[VoiceBroadcastSettings.voiceBroadcastContentKeyChunkSequence],
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let audio = event.content[kMXMessageContentKeyExtensibleAudioMSC1767] as? [String: UInt],
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let duration = audio[kMXMessageContentKeyExtensibleAudioDuration] else {
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return nil
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}
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return VoiceBroadcastChunk(voiceBroadcastInfoEventId: voiceBroadcastStartEventId, sequence: sequence, attachment: attachment, duration: duration)
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}
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}
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