120 lines
4.5 KiB
Swift
120 lines
4.5 KiB
Swift
//
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// Copyright (c) 2020 Open Whisper Systems. All rights reserved.
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//
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import Foundation
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import PromiseKit
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@objc
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public protocol CameraFirstCaptureDelegate: AnyObject {
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func cameraFirstCaptureSendFlowDidComplete(_ cameraFirstCaptureSendFlow: CameraFirstCaptureSendFlow)
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func cameraFirstCaptureSendFlowDidCancel(_ cameraFirstCaptureSendFlow: CameraFirstCaptureSendFlow)
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}
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@objc
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public class CameraFirstCaptureSendFlow: NSObject {
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@objc
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public weak var delegate: CameraFirstCaptureDelegate?
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var approvedAttachments: [SignalAttachment]?
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var approvalMessageText: String?
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var selectedConversations: [ConversationItem] = []
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}
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extension CameraFirstCaptureSendFlow: SendMediaNavDelegate {
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func sendMediaNavDidCancel(_ sendMediaNavigationController: SendMediaNavigationController) {
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delegate?.cameraFirstCaptureSendFlowDidCancel(self)
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}
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func sendMediaNav(_ sendMediaNavigationController: SendMediaNavigationController, didApproveAttachments attachments: [SignalAttachment], messageText: String?) {
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self.approvedAttachments = attachments
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self.approvalMessageText = messageText
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let pickerVC = ConversationPickerViewController()
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pickerVC.delegate = self
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sendMediaNavigationController.pushViewController(pickerVC, animated: true)
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}
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func sendMediaNavInitialMessageText(_ sendMediaNavigationController: SendMediaNavigationController) -> String? {
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return approvalMessageText
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}
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func sendMediaNav(_ sendMediaNavigationController: SendMediaNavigationController, didChangeMessageText newMessageText: String?) {
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self.approvalMessageText = newMessageText
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}
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var sendMediaNavApprovalButtonImageName: String {
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return "arrow-right-24"
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}
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var sendMediaNavCanSaveAttachments: Bool {
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return true
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}
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var sendMediaNavTextInputContextIdentifier: String? {
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return nil
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}
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var sendMediaNavRecipientNames: [String] {
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return selectedConversations.map { $0.title }
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}
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var sendMediaNavMentionableAddresses: [SignalServiceAddress] {
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guard FeatureFlags.mentionsSend else { return [] }
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guard selectedConversations.count == 1,
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case .group(let groupThread) = selectedConversations.first?.messageRecipient,
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groupThread.groupModel.groupsVersion == .V2 else { return [] }
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return groupThread.recipientAddresses
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}
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}
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extension CameraFirstCaptureSendFlow: ConversationPickerDelegate {
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var selectedConversationsForConversationPicker: [ConversationItem] {
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return selectedConversations
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}
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func conversationPicker(_ conversationPickerViewController: ConversationPickerViewController,
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didSelectConversation conversation: ConversationItem) {
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self.selectedConversations.append(conversation)
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}
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func conversationPicker(_ conversationPickerViewController: ConversationPickerViewController,
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didDeselectConversation conversation: ConversationItem) {
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self.selectedConversations = self.selectedConversations.filter {
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$0.messageRecipient != conversation.messageRecipient
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}
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}
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func conversationPickerDidCompleteSelection(_ conversationPickerViewController: ConversationPickerViewController) {
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guard let approvedAttachments = self.approvedAttachments else {
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owsFailDebug("approvedAttachments was unexpectedly nil")
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delegate?.cameraFirstCaptureSendFlowDidCancel(self)
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return
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}
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let conversations = selectedConversationsForConversationPicker
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firstly {
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AttachmentMultisend.sendApprovedMedia(conversations: conversations,
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approvalMessageText: self.approvalMessageText,
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approvedAttachments: approvedAttachments)
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}.done { _ in
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self.delegate?.cameraFirstCaptureSendFlowDidComplete(self)
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}.catch { error in
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owsFailDebug("Error: \(error)")
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}
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}
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func conversationPickerCanCancel(_ conversationPickerViewController: ConversationPickerViewController) -> Bool {
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return false
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}
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func conversationPickerDidCancel(_ conversationPickerViewController: ConversationPickerViewController) {
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owsFailDebug("Camera-first capture flow should never cancel conversation picker.")
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}
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func approvalMode(_ conversationPickerViewController: ConversationPickerViewController) -> ApprovalMode {
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return .send
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}
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}
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