PostEditorView.swift
No OneTemporary
Actions

Size

12 KB

Subscribers

None

PostEditorView.swift
View Options

	import SwiftUI

	struct PostEditorView: View {
	@EnvironmentObject var model: WriteFreelyModel
	@EnvironmentObject var errorHandling: ErrorHandling
	@Environment(\.horizontalSizeClass) var horizontalSizeClass
	@Environment(\.managedObjectContext) var moc
	@Environment(\.presentationMode) var presentationMode

	@ObservedObject var post: WFAPost
	@State private var updatingTitleFromServer: Bool = false
	@State private var updatingBodyFromServer: Bool = false

	@State private var selectedCollection: WFACollection?

	@FetchRequest(
	entity: WFACollection.entity(),
	sortDescriptors: [NSSortDescriptor(keyPath: \WFACollection.title, ascending: true)]
	) var collections: FetchedResults<WFACollection>

	var body: some View {
	VStack {
	if post.hasNewerRemoteCopy {
	RemoteChangePromptView(
	remoteChangeType: .remoteCopyUpdated,
	buttonHandler: { model.updateFromServer(post: post) }
	)
	} else if post.wasDeletedFromServer {
	RemoteChangePromptView(
	remoteChangeType: .remoteCopyDeleted,
	buttonHandler: {
	self.presentationMode.wrappedValue.dismiss()
	DispatchQueue.main.async {
	model.posts.remove(post)
	}
	}
	)
	}
	PostTextEditingView(
	post: _post,
	updatingTitleFromServer: $updatingTitleFromServer,
	updatingBodyFromServer: $updatingBodyFromServer
	)
	.withErrorHandling()
	}
	.navigationBarTitleDisplayMode(.inline)
	.padding()
	.toolbar {
	ToolbarItem(placement: .principal) {
	PostEditorStatusToolbarView(post: post)
	}
	ToolbarItem(placement: .primaryAction) {
	if !model.hasNetworkConnection {
	Image(systemName: "wifi.exclamationmark")
	.foregroundColor(.secondary)
	} else if model.isProcessingRequest {
	ProgressView()
	} else {
	Menu(content: {
	if post.status == PostStatus.local.rawValue {
	Menu(content: {
	Label("Publish to…", systemImage: "paperplane")
	Button(action: {
	if model.account.isLoggedIn {
	post.collectionAlias = nil
	publishPost()
	} else {
	self.model.isPresentingSettingsView = true
	}
	}, label: {
	Text(" \(model.account.server == "https://write.as" ? "Anonymous" : "Drafts")")
	})
	ForEach(collections) { collection in
	Button(action: {
	if model.account.isLoggedIn {
	post.collectionAlias = collection.alias
	publishPost()
	} else {
	self.model.isPresentingSettingsView = true
	}
	}, label: {
	Text(" \(collection.title)")
	})
	}
	}, label: {
	Label("Publish…", systemImage: "paperplane")
	})
	.accessibilityHint(Text("Choose the blog you want to publish this post to"))
	.disabled(post.body.count == 0)
	} else if post.status == PostStatus.edited.rawValue {
	Button(action: {
	if model.account.isLoggedIn {
	publishPost()
	} else {
	self.model.isPresentingSettingsView = true
	}
	}, label: {
	Label("Publish", systemImage: "paperplane")
	})
	.disabled(post.status == PostStatus.published.rawValue \|\| post.body.count == 0)

	Button(action: {
	model.updateFromServer(post: post)
	}, label: {
	Label("Revert", systemImage: "clock.arrow.circlepath")
	})
	.accessibilityHint(Text("Replace the edited post with the published version from the server"))
	.disabled(post.status != PostStatus.edited.rawValue)
	}
	Button(action: {
	sharePost()
	}, label: {
	Label("Share", systemImage: "square.and.arrow.up")
	})
	.accessibilityHint(Text("Open the system share sheet to share a link to this post"))
	.disabled(post.postId == nil)
	if model.account.isLoggedIn && post.status != PostStatus.local.rawValue {
	Section(header: Text("Move To Collection")) {
	Label("Move to:", systemImage: "arrowshape.zigzag.right")
	Picker(selection: $selectedCollection, label: Text("Move to…")) {
	Text(
	" \(model.account.server == "https://write.as" ? "Anonymous" : "Drafts")"
	).tag(nil as WFACollection?)
	ForEach(collections) { collection in
	Text(" \(collection.title)").tag(collection as WFACollection?)
	}
	}
	}
	}
	}, label: {
	ZStack {
	Image("does.not.exist")
	.accessibilityHidden(true)
	Image(systemName: "ellipsis.circle")
	.imageScale(.large)
	.accessibilityHidden(true)
	}
	})
	.accessibilityLabel(Text("Menu"))
	.accessibilityHint(Text("Opens a context menu to publish, share, or move the post"))
	.onTapGesture {
	hideKeyboard()
	}
	.disabled(post.body.count == 0)
	}
	}
	}
	.onChange(of: post.hasNewerRemoteCopy, perform: { _ in
	if !post.hasNewerRemoteCopy {
	updatingTitleFromServer = true
	updatingBodyFromServer = true
	}
	})
	.onChange(of: selectedCollection, perform: { [selectedCollection] newCollection in
	if post.collectionAlias == newCollection?.alias {
	return
	} else {
	post.collectionAlias = newCollection?.alias
	model.move(post: post, from: selectedCollection, to: newCollection)
	}
	})
	.onChange(of: post.status, perform: { value in
	if value != PostStatus.published.rawValue {
	self.model.editor.saveLastDraft(post)
	} else {
	self.model.editor.clearLastDraft()
	}
	DispatchQueue.main.async {
	LocalStorageManager.standard.saveContext()
	}
	})
	.onAppear(perform: {
	self.selectedCollection = collections.first { $0.alias == post.collectionAlias }
	model.editor.setInitialValues(for: post)
	if post.status != PostStatus.published.rawValue {
	DispatchQueue.main.async {
	self.model.editor.saveLastDraft(post)
	}
	} else {
	self.model.editor.clearLastDraft()
	}
	})
	.onChange(of: model.hasError) { value in
	if value {
	if let error = model.currentError {
	self.errorHandling.handle(error: error)
	} else {
	self.errorHandling.handle(error: AppError.genericError())
	}
	model.hasError = false
	}
	}
	.onDisappear(perform: {
	self.model.editor.clearLastDraft()
	if post.title.count == 0
	&& post.body.count == 0
	&& post.status == PostStatus.local.rawValue
	&& post.updatedDate == nil
	&& post.postId == nil {
	DispatchQueue.main.async {
	model.posts.remove(post)
	}
	} else if post.status != PostStatus.published.rawValue {
	DispatchQueue.main.async {
	LocalStorageManager.standard.saveContext()
	}
	}
	})
	}

	private func publishPost() {
	DispatchQueue.main.async {
	LocalStorageManager.standard.saveContext()
	model.publish(post: post)
	}
	model.editor.setInitialValues(for: post)
	self.hideKeyboard()
	}

	private func sharePost() {
	// If the post doesn't have a post ID, it isn't published, and therefore can't be shared, so return early.
	guard let postId = post.postId else { return }

	var urlString: String

	if let postSlug = post.slug,
	let postCollectionAlias = post.collectionAlias {
	// This post is in a collection, so share the URL as baseURL/postSlug.
	let urls = collections.filter { $0.alias == postCollectionAlias }
	let baseURL = urls.first?.url ?? "\(model.account.server)/\(postCollectionAlias)/"
	urlString = "\(baseURL)\(postSlug)"
	} else {
	// This is a draft post, so share the URL as server/postID
	urlString = "\(model.account.server)/\(postId)"
	}

	guard let data = URL(string: urlString) else { return }

	let activityView = UIActivityViewController(activityItems: [data], applicationActivities: nil)

	UIApplication.shared.windows.first?.rootViewController?.present(activityView, animated: true, completion: nil)
	if UIDevice.current.userInterfaceIdiom == .pad {
	activityView.popoverPresentationController?.permittedArrowDirections = .up
	activityView.popoverPresentationController?.sourceView = UIApplication.shared.windows.first
	activityView.popoverPresentationController?.sourceRect = CGRect(
	x: UIScreen.main.bounds.width,
	y: -125,
	width: 200,
	height: 200
	)
	}
	}
	}

	struct PostEditorView_EmptyPostPreviews: PreviewProvider {
	static var previews: some View {
	let context = LocalStorageManager.standard.container.viewContext
	let testPost = WFAPost(context: context)
	testPost.createdDate = Date()
	testPost.appearance = "norm"

	let model = WriteFreelyModel()

	return PostEditorView(post: testPost)
	.environment(\.managedObjectContext, context)
	.environmentObject(model)
	}
	}

	struct PostEditorView_ExistingPostPreviews: PreviewProvider {
	static var previews: some View {
	let context = LocalStorageManager.standard.container.viewContext
	let testPost = WFAPost(context: context)
	testPost.title = "Test Post Title"
	testPost.body = "Here's some cool sample body text."
	testPost.createdDate = Date()
	testPost.appearance = "code"
	testPost.hasNewerRemoteCopy = true

	let model = WriteFreelyModel()

	return PostEditorView(post: testPost)
	.environment(\.managedObjectContext, context)
	.environmentObject(model)
	}
	}

File Metadata

Mime Type: text/x-c
Expires: Mon, Jan 20, 3:20 AM (1 d, 14 h)
Storage Engine: blob
Storage Format: Raw Data
Storage Handle: 3137592

PostEditorView.swiftNo OneTemporaryActions

PostEditorView.swiftView Options

File Metadata

Event Timeline

PostEditorView.swift
No OneTemporary
Actions

PostEditorView.swift
View Options