passepartout-apple/Passepartout/App/iOS/Reusable/MailComposerView.swift

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2022-04-12 13:09:14 +00:00
//
// MailComposerView.swift
// Passepartout
//
// Created by Davide De Rosa on 3/23/22.
// Copyright (c) 2022 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
#if canImport(MessageUI)
import SwiftUI
import Combine
import MessageUI
struct MailComposerView: UIViewControllerRepresentable {
class Coordinator: NSObject, MFMailComposeViewControllerDelegate {
@Binding private var isPresented: Bool
init(_ view: MailComposerView) {
_isPresented = view._isPresented
}
public func mailComposeController(_ controller: MFMailComposeViewController, didFinishWith result: MFMailComposeResult, error: Error?) {
isPresented = false
}
}
typealias Attachment = (data: Data, mimeType: String, fileName: String)
static func canSendMail() -> Bool {
MFMailComposeViewController.canSendMail()
}
@Binding var isPresented: Bool
let toRecipients: [String]
let subject: String
let messageBody: String
var attachments: [Attachment]?
func makeUIViewController(context: UIViewControllerRepresentableContext<MailComposerView>) -> MFMailComposeViewController {
let vc = MFMailComposeViewController()
vc.setToRecipients(toRecipients)
vc.setSubject(subject)
vc.setMessageBody(messageBody, isHTML: false)
attachments?.forEach {
vc.addAttachmentData($0.data, mimeType: $0.mimeType, fileName: $0.fileName)
}
vc.mailComposeDelegate = context.coordinator
return vc
}
func updateUIViewController(_ uiViewController: MFMailComposeViewController, context: UIViewControllerRepresentableContext<MailComposerView>) {
}
func makeCoordinator() -> Coordinator {
Coordinator(self)
}
}
#endif