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@@ -790,7 +790,31 @@ extension ChatViewController: MessageCellDelegate {
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let message = messageList[indexPath.section]
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if let url = message.fileURL {
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- previewController = PreviewController(urls: [url])
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+ // find all other messages with same message type
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+ var previousUrls: [URL] = []
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+ var nextUrls: [URL] = []
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+
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+ var prev: Int = Int(dc_get_next_media(mailboxPointer, UInt32(message.id), -1, Int32(message.type), 0, 0))
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+ while prev != 0 {
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+ let prevMessage = MRMessage(id: prev)
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+ if let url = prevMessage.fileURL {
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+ previousUrls.insert(url, at: 0)
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+ }
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+ prev = Int(dc_get_next_media(mailboxPointer, UInt32(prevMessage.id), -1, Int32(prevMessage.type), 0, 0))
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+ }
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+
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+ var next: Int = Int(dc_get_next_media(mailboxPointer, UInt32(message.id), 1, Int32(message.type), 0, 0))
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+ while next != 0 {
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+ let nextMessage = MRMessage(id: next)
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+ if let url = nextMessage.fileURL {
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+ nextUrls.insert(url, at: 0)
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+ }
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+ next = Int(dc_get_next_media(mailboxPointer, UInt32(nextMessage.id), 1, Int32(nextMessage.type), 0, 0))
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+ }
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+
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+ let mediaUrls: [URL] = previousUrls + [url] + nextUrls
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+
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+ previewController = PreviewController(currentIndex: previousUrls.count, urls: mediaUrls)
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present(previewController!.qlController, animated: true)
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}
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}
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@@ -809,25 +833,6 @@ extension ChatViewController: MessageCellDelegate {
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}
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}
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-class PreviewController: QLPreviewControllerDataSource {
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- var urls: [URL]
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- var qlController: QLPreviewController
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-
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- init(urls: [URL]) {
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- self.urls = urls
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- qlController = QLPreviewController()
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- qlController.dataSource = self
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- }
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-
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- func numberOfPreviewItems(in _: QLPreviewController) -> Int {
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- return urls.count
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- }
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-
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- func previewController(_: QLPreviewController, previewItemAt index: Int) -> QLPreviewItem {
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- return urls[index] as QLPreviewItem
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- }
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-}
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-
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// MARK: - MessageLabelDelegate
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extension ChatViewController: MessageLabelDelegate {
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func didSelectAddress(_ addressComponents: [String: String]) {
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nayooti