From bdee6cc25e1c659d0500b37f5a394d6f45fcf795 Mon Sep 17 00:00:00 2001
From: Bruno Muniz Azevedo Filho <bruno@elixxir.io>
Date: Tue, 19 Jul 2022 17:48:21 -0300
Subject: [PATCH] Finished qr part of search 2.0
---
Sources/App/DependencyRegistrator.swift | 2 +
Sources/Integration/Session/Session.swift | 6 +
.../Controllers/CameraController.swift | 61 ++++++
.../Controllers/SearchRightController.swift | 84 +++++---
.../Coordinator/SearchCoordinator.swift | 19 ++
.../ViewModels/SearchRightViewModel.swift | 191 +++++++++---------
.../SearchFeature/Views/SearchRightView.swift | 62 +++++-
7 files changed, 301 insertions(+), 124 deletions(-)
create mode 100644 Sources/SearchFeature/Controllers/CameraController.swift
diff --git a/Sources/App/DependencyRegistrator.swift b/Sources/App/DependencyRegistrator.swift
index 87b8e7dd..2d5abdec 100644
--- a/Sources/App/DependencyRegistrator.swift
+++ b/Sources/App/DependencyRegistrator.swift
@@ -137,6 +137,8 @@ struct DependencyRegistrator {
container.register(
SearchCoordinator(
+ contactsFactory: ContactListController.init,
+ requestsFactory: RequestsContainerController.init,
contactFactory: ContactController.init(_:),
countriesFactory: CountryListController.init(_:)
) as SearchCoordinating)
diff --git a/Sources/Integration/Session/Session.swift b/Sources/Integration/Session/Session.swift
index e14c4901..10617576 100644
--- a/Sources/Integration/Session/Session.swift
+++ b/Sources/Integration/Session/Session.swift
@@ -134,6 +134,12 @@ public final class Session: SessionType {
email = params.email
}
+ print(report.parameters)
+
+ guard username!.isEmpty == false else {
+ fatalError("Trying to restore an account that has no username")
+ }
+
try continueInitialization()
if !report.contactIds.isEmpty {
diff --git a/Sources/SearchFeature/Controllers/CameraController.swift b/Sources/SearchFeature/Controllers/CameraController.swift
new file mode 100644
index 00000000..74739208
--- /dev/null
+++ b/Sources/SearchFeature/Controllers/CameraController.swift
@@ -0,0 +1,61 @@
+import Combine
+import AVFoundation
+
+final class CameraController: NSObject {
+ var dataPublisher: AnyPublisher<Data, Never> {
+ dataSubject
+ .receive(on: DispatchQueue.main)
+ .eraseToAnyPublisher()
+ }
+
+ lazy var previewLayer: CALayer = {
+ let layer = AVCaptureVideoPreviewLayer(session: session)
+ layer.videoGravity = .resizeAspectFill
+ return layer
+ }()
+
+ private let session = AVCaptureSession()
+ private let metadataOutput = AVCaptureMetadataOutput()
+ private let dataSubject = PassthroughSubject<Data, Never>()
+
+ override init() {
+ super.init()
+ setupCameraDevice()
+ }
+
+ func start() {
+ guard session.isRunning == false else { return }
+ session.startRunning()
+ }
+
+ func stop() {
+ guard session.isRunning == true else { return }
+ session.stopRunning()
+ }
+
+ private func setupCameraDevice() {
+ if let captureDevice = AVCaptureDevice.default(for: .video),
+ let input = try? AVCaptureDeviceInput(device: captureDevice) {
+
+ if session.canAddInput(input) && session.canAddOutput(metadataOutput) {
+ session.addInput(input)
+ session.addOutput(metadataOutput)
+ }
+
+ metadataOutput.setMetadataObjectsDelegate(self, queue: .main)
+ metadataOutput.metadataObjectTypes = [.qr]
+ }
+ }
+
+ func metadataOutput(
+ _ output: AVCaptureMetadataOutput,
+ didOutput metadataObjects: [AVMetadataObject],
+ from connection: AVCaptureConnection
+ ) {
+ guard let object = metadataObjects.first as? AVMetadataMachineReadableCodeObject,
+ let data = object.stringValue?.data(using: .nonLossyASCII), object.type == .qr else { return }
+ dataSubject.send(data)
+ }
+}
+
+extension CameraController: AVCaptureMetadataOutputObjectsDelegate {}
diff --git a/Sources/SearchFeature/Controllers/SearchRightController.swift b/Sources/SearchFeature/Controllers/SearchRightController.swift
index 7aa7dd6a..b9d6f47f 100644
--- a/Sources/SearchFeature/Controllers/SearchRightController.swift
+++ b/Sources/SearchFeature/Controllers/SearchRightController.swift
@@ -1,11 +1,15 @@
import UIKit
+import Combine
import DependencyInjection
final class SearchRightController: UIViewController {
+ @Dependency var coordinator: SearchCoordinating
+
lazy private var screenView = SearchRightView()
-// private let camera = Camera()
- private var status: SearchQRStatus?
+ private let viewModel = SearchRightViewModel()
+ private var cancellables = Set<AnyCancellable>()
+ private let cameraController = CameraController()
override func loadView() {
view = screenView
@@ -13,44 +17,70 @@ final class SearchRightController: UIViewController {
override func viewDidLoad() {
super.viewDidLoad()
- ///screenView.layer.insertSublayer(camera.previewLayer, at: 0)
- ///setupBindings()
+ screenView.layer.insertSublayer(cameraController.previewLayer, at: 0)
+ setupBindings()
}
override func viewDidLayoutSubviews() {
super.viewDidLayoutSubviews()
- ///camera.previewLayer.frame = screenView.bounds
+ cameraController.previewLayer.frame = screenView.bounds
}
override func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated)
- ///viewModel.resetScanner()
- ///startCamera()
+ viewModel.viewDidAppear()
}
override func viewWillDisappear(_ animated: Bool) {
super.viewWillDisappear(animated)
-// backgroundScheduler.schedule { [weak self] in
-// guard let self = self else { return }
-// self.camera.stop()
-// }
+ viewModel.viewWillDisappear()
}
- private func startCamera() {
-// permissions.requestCamera { [weak self] granted in
-// guard let self = self else { return }
-//
-// if granted {
-// DispatchQueue.main.async { [weak self] in
-// guard let self = self else { return }
-// self.camera.start()
-// }
-// } else {
-// DispatchQueue.main.async {
-// self.status = .failed(.cameraPermission)
-//// self.screenView.update(with: .failed(.cameraPermission))
-// }
-// }
-// }
+ private func setupBindings() {
+ cameraController
+ .dataPublisher
+ .receive(on: DispatchQueue.main)
+ .sink { [unowned self] in viewModel.didScan(data: $0) }
+ .store(in: &cancellables)
+
+ viewModel.cameraSemaphorePublisher
+ .removeDuplicates()
+ .receive(on: DispatchQueue.global())
+ .sink { [unowned self] setOn in
+ if setOn {
+ cameraController.start()
+ } else {
+ cameraController.stop()
+ }
+ }.store(in: &cancellables)
+
+ viewModel.foundPublisher
+ .receive(on: DispatchQueue.main)
+ .delay(for: 1, scheduler: DispatchQueue.main)
+ .sink { [unowned self] in coordinator.toContact($0, from: self) }
+ .store(in: &cancellables)
+
+ viewModel.statusPublisher
+ .receive(on: DispatchQueue.main)
+ .removeDuplicates()
+ .sink { [unowned self] in screenView.update(status: $0) }
+ .store(in: &cancellables)
+
+ screenView.actionButton
+ .publisher(for: .touchUpInside)
+ .receive(on: DispatchQueue.main)
+ .sink { [unowned self] in
+ switch viewModel.statusSubject.value {
+ case .failed(.cameraPermission):
+ guard let url = URL(string: UIApplication.openSettingsURLString) else { return }
+ UIApplication.shared.open(url, options: [:])
+ case .failed(.requestOpened):
+ coordinator.toRequests(from: self)
+ case .failed(.alreadyFriends):
+ coordinator.toContacts(from: self)
+ default:
+ break
+ }
+ }.store(in: &cancellables)
}
}
diff --git a/Sources/SearchFeature/Coordinator/SearchCoordinator.swift b/Sources/SearchFeature/Coordinator/SearchCoordinator.swift
index 2f66a622..21a9d7b3 100644
--- a/Sources/SearchFeature/Coordinator/SearchCoordinator.swift
+++ b/Sources/SearchFeature/Coordinator/SearchCoordinator.swift
@@ -6,6 +6,8 @@ import Presentation
import ScrollViewController
public protocol SearchCoordinating {
+ func toRequests(from: UIViewController)
+ func toContacts(from: UIViewController)
func toContact(_: Contact, from: UIViewController)
func toDrawer(_: UIViewController, from: UIViewController)
func toNicknameDrawer(_: UIViewController, from: UIViewController)
@@ -15,21 +17,38 @@ public protocol SearchCoordinating {
public struct SearchCoordinator {
var pushPresenter: Presenting = PushPresenter()
var bottomPresenter: Presenting = BottomPresenter()
+ var replacePresenter: Presenting = ReplacePresenter()
var fullscreenPresenter: Presenting = FullscreenPresenter()
+ var contactsFactory: () -> UIViewController
+ var requestsFactory: () -> UIViewController
var contactFactory: (Contact) -> UIViewController
var countriesFactory: (@escaping (Country) -> Void) -> UIViewController
public init(
+ contactsFactory: @escaping () -> UIViewController,
+ requestsFactory: @escaping () -> UIViewController,
contactFactory: @escaping (Contact) -> UIViewController,
countriesFactory: @escaping (@escaping (Country) -> Void) -> UIViewController
) {
self.contactFactory = contactFactory
+ self.contactsFactory = contactsFactory
+ self.requestsFactory = requestsFactory
self.countriesFactory = countriesFactory
}
}
extension SearchCoordinator: SearchCoordinating {
+ public func toRequests(from parent: UIViewController) {
+ let screen = requestsFactory()
+ replacePresenter.present(screen, from: parent)
+ }
+
+ public func toContacts(from parent: UIViewController) {
+ let screen = contactsFactory()
+ replacePresenter.present(screen, from: parent)
+ }
+
public func toContact(_ contact: Contact, from parent: UIViewController) {
let screen = contactFactory(contact)
pushPresenter.present(screen, from: parent)
diff --git a/Sources/SearchFeature/ViewModels/SearchRightViewModel.swift b/Sources/SearchFeature/ViewModels/SearchRightViewModel.swift
index 663fb5db..ae8a8d50 100644
--- a/Sources/SearchFeature/ViewModels/SearchRightViewModel.swift
+++ b/Sources/SearchFeature/ViewModels/SearchRightViewModel.swift
@@ -1,14 +1,19 @@
+import Shared
+import Combine
+import XXModels
+import Foundation
import Permissions
+import Integration
import DependencyInjection
-enum SearchQRStatus: Equatable {
+enum ScanningStatus: Equatable {
case reading
case processing
case success
- case failed(SearchQRError)
+ case failed(ScanningError)
}
-enum SearchQRError: Equatable {
+enum ScanningError: Equatable {
case requestOpened
case unknown(String)
case cameraPermission
@@ -16,97 +21,91 @@ enum SearchQRError: Equatable {
}
final class SearchRightViewModel {
- @Dependency private var permissions: PermissionHandling
-}
+ @Dependency var session: SessionType
+ @Dependency var permissions: PermissionHandling
+
+ var foundPublisher: AnyPublisher<Contact, Never> {
+ foundSubject.eraseToAnyPublisher()
+ }
+
+ var cameraSemaphorePublisher: AnyPublisher<Bool, Never> {
+ cameraSemaphoreSubject.eraseToAnyPublisher()
+ }
+
+ var statusPublisher: AnyPublisher<ScanningStatus, Never> {
+ statusSubject.eraseToAnyPublisher()
+ }
+
+ private let foundSubject = PassthroughSubject<Contact, Never>()
+ private let cameraSemaphoreSubject = PassthroughSubject<Bool, Never>()
+ private(set) var statusSubject = CurrentValueSubject<ScanningStatus, Never>(.reading)
+
+ func viewDidAppear() {
+ permissions.requestCamera { [weak self] granted in
+ guard let self = self else { return }
+
+ if granted {
+ self.statusSubject.value = .reading
+ self.cameraSemaphoreSubject.send(true)
+ } else {
+ self.statusSubject.send(.failed(.cameraPermission))
+ }
+ }
+ }
-//
-//
-//import Combine
-//import AVFoundation
-//
-//protocol CameraType {
-// func start()
-// func stop()
-//
-// var previewLayer: CALayer { get }
-// var dataPublisher: AnyPublisher<Data, Never> { get }
-//}
-//
-//final class Camera: NSObject, CameraType {
-// var dataPublisher: AnyPublisher<Data, Never> {
-// dataSubject
-// .receive(on: DispatchQueue.main)
-// .eraseToAnyPublisher()
-// }
-//
-// lazy var previewLayer: CALayer = {
-// let layer = AVCaptureVideoPreviewLayer(session: session)
-// layer.videoGravity = .resizeAspectFill
-// return layer
-// }()
-//
-// private let session = AVCaptureSession()
-// private let metadataOutput = AVCaptureMetadataOutput()
-// private let dataSubject = PassthroughSubject<Data, Never>()
-//
-// override init() {
-// super.init()
-// setupCameraDevice()
-// }
-//
-// func start() {
-// guard session.isRunning == false else { return }
-// session.startRunning()
-// }
-//
-// func stop() {
-// guard session.isRunning == true else { return }
-// session.stopRunning()
-// }
-//
-// private func setupCameraDevice() {
-// if let captureDevice = AVCaptureDevice.default(for: .video),
-// let input = try? AVCaptureDeviceInput(device: captureDevice) {
-//
-// if session.canAddInput(input) && session.canAddOutput(metadataOutput) {
-// session.addInput(input)
-// session.addOutput(metadataOutput)
-// }
-//
-// metadataOutput.setMetadataObjectsDelegate(self, queue: .main)
-// metadataOutput.metadataObjectTypes = [.qr]
-// }
-// }
-//}
-//
-//extension Camera: AVCaptureMetadataOutputObjectsDelegate {
-// func metadataOutput(
-// _ output: AVCaptureMetadataOutput,
-// didOutput metadataObjects: [AVMetadataObject],
-// from connection: AVCaptureConnection
-// ) {
-// guard let object = metadataObjects.first as? AVMetadataMachineReadableCodeObject,
-// let data = object.stringValue?.data(using: .nonLossyASCII), object.type == .qr else { return }
-// dataSubject.send(data)
-// }
-//}
-//
-//final class MockCamera: NSObject, CameraType {
-// private let dataSubject = PassthroughSubject<Data, Never>()
-//
-// func start() {
-// DispatchQueue.global().asyncAfter(deadline: .now() + 2) { [weak self] in
-// self?.dataSubject.send("###".data(using: .utf8)!)
-// }
-// }
-//
-// func stop() {}
-//
-// var previewLayer: CALayer { CALayer() }
-//
-// var dataPublisher: AnyPublisher<Data, Never> {
-// dataSubject
-// .receive(on: DispatchQueue.main)
-// .eraseToAnyPublisher()
-// }
-//}
+ func viewWillDisappear() {
+ cameraSemaphoreSubject.send(false)
+ }
+
+ func didScan(data: Data) {
+ /// We need to be accepting new readings in order
+ /// to process what just got scanned.
+ ///
+ guard statusSubject.value == .reading else { return }
+ statusSubject.send(.processing)
+
+ /// Whatever got scanned, needs to have id and username
+ /// otherwise is just noise or an unknown qr code
+ ///
+ guard let userId = session.getId(from: data),
+ let username = try? session.extract(fact: .username, from: data) else {
+ let errorTitle = Localized.Scan.Error.invalid
+ statusSubject.send(.failed(.unknown(errorTitle)))
+ return
+ }
+
+ /// Make sure we are not processing a contact
+ /// that we already have
+ ///
+ if let alreadyContact = try? session.dbManager.fetchContacts(.init(id: [userId])).first {
+ /// Show error accordingly to the auth status
+ ///
+ if alreadyContact.authStatus == .friend {
+ statusSubject.send(.failed(.alreadyFriends(username)))
+ } else if [.requested, .verified].contains(alreadyContact.authStatus) {
+ statusSubject.send(.failed(.requestOpened))
+ } else {
+ let generalErrorTitle = Localized.Scan.Error.general
+ statusSubject.send(.failed(.unknown(generalErrorTitle)))
+ }
+
+ return
+ }
+
+ statusSubject.send(.success)
+ cameraSemaphoreSubject.send(false)
+
+ foundSubject.send(.init(
+ id: userId,
+ marshaled: data,
+ username: username,
+ email: try? session.extract(fact: .email, from: data),
+ phone: try? session.extract(fact: .phone, from: data),
+ nickname: nil,
+ photo: nil,
+ authStatus: .stranger,
+ isRecent: false,
+ createdAt: Date()
+ ))
+ }
+}
diff --git a/Sources/SearchFeature/Views/SearchRightView.swift b/Sources/SearchFeature/Views/SearchRightView.swift
index 89dfb813..36380875 100644
--- a/Sources/SearchFeature/Views/SearchRightView.swift
+++ b/Sources/SearchFeature/Views/SearchRightView.swift
@@ -11,7 +11,6 @@ final class SearchRightView: UIView {
init() {
super.init(frame: .zero)
-
imageView.contentMode = .center
actionButton.setStyle(.brandColored)
@@ -39,6 +38,67 @@ final class SearchRightView: UIView {
required init?(coder: NSCoder) { nil }
+ func update(status: ScanningStatus) {
+ var text: String
+
+ switch status {
+ case .reading, .processing:
+ imageView.isHidden = true
+ actionButton.isHidden = true
+ text = Localized.Scan.Status.reading
+ overlayView.updateCornerColor(Asset.brandPrimary.color)
+
+ case .success:
+ animationView.isHidden = true
+ actionButton.isHidden = true
+ imageView.isHidden = false
+ imageView.image = Asset.sharedSuccess.image
+ text = Localized.Scan.Status.success
+ overlayView.updateCornerColor(Asset.accentSuccess.color)
+
+ case .failed(let error):
+ animationView.isHidden = true
+ imageView.image = Asset.scanError.image
+ imageView.isHidden = false
+ overlayView.updateCornerColor(Asset.accentDanger.color)
+
+ switch error {
+ case .requestOpened:
+ text = Localized.Scan.Error.requested
+ actionButton.setTitle(Localized.Scan.requests, for: .normal)
+ actionButton.isHidden = false
+
+ case .alreadyFriends(let name):
+ text = Localized.Scan.Error.friends(name)
+ actionButton.setTitle(Localized.Scan.contact, for: .normal)
+ actionButton.isHidden = false
+
+ case .cameraPermission:
+ text = Localized.Scan.Error.denied
+ actionButton.setTitle(Localized.Scan.settings, for: .normal)
+ actionButton.isHidden = false
+
+ case .unknown(let content):
+ text = content
+ }
+ }
+
+ let attString = NSMutableAttributedString(string: text)
+ let paragraph = NSMutableParagraphStyle()
+ paragraph.alignment = .center
+ paragraph.lineHeightMultiple = 1.35
+
+ attString.addAttribute(.paragraphStyle, value: paragraph)
+ attString.addAttribute(.foregroundColor, value: Asset.neutralWhite.color)
+ attString.addAttribute(.font, value: Fonts.Mulish.regular.font(size: 14.0) as Any)
+
+ if text.contains("#") {
+ attString.addAttribute(name: .foregroundColor, value: Asset.brandPrimary.color, betweenCharacters: "#")
+ }
+
+ statusLabel.attributedText = attString
+ }
+
private func setupConstraints() {
overlayView.snp.makeConstraints {
$0.top.equalToSuperview()
--
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