25 lines
1.0 KiB
Swift
25 lines
1.0 KiB
Swift
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public extension Message {
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enum Destination {
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case contact(publicKey: String)
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case closedGroup(groupPublicKey: String)
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case openGroup(channel: UInt64, server: String)
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static func from(_ thread: TSThread) -> Message.Destination {
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if let thread = thread as? TSContactThread {
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return .contact(publicKey: thread.contactIdentifier())
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} else if let thread = thread as? TSGroupThread, thread.usesSharedSenderKeys {
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let groupID = thread.groupModel.groupId
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let groupPublicKey = LKGroupUtilities.getDecodedGroupID(groupID)
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return .closedGroup(groupPublicKey: groupPublicKey)
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} else if let thread = thread as? TSGroupThread, thread.isOpenGroup {
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let openGroup = Storage.shared.getOpenGroup(for: thread.uniqueId!)!
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return .openGroup(channel: openGroup.channel, server: openGroup.server)
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} else {
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preconditionFailure("TODO: Handle legacy closed groups.")
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}
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}
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}
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}
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