Files
omnivore/apple/OmnivoreKit/Sources/App/Views/Home/LibraryAddFeedView.swift
2023-12-08 18:31:09 +08:00

157 lines
3.7 KiB
Swift

import Introspect
import Models
import Services
import SwiftUI
import Views
@MainActor final class LibraryAddFeedViewModel: NSObject, ObservableObject {
@Published var isLoading = false
@Published var errorMessage: String = ""
@Published var showErrorMessage: Bool = false
@Environment(\.dismiss) private var dismiss
func addLink(dataService: DataService, newLinkURL: String, dismiss: DismissAction) {
isLoading = true
Task {
if URL(string: newLinkURL) == nil {
error("Invalid link")
} else {
let result = try? await dataService.saveURL(id: UUID().uuidString, url: newLinkURL)
if result == nil {
error("Error adding link")
} else {
dismiss()
}
}
isLoading = false
}
}
func error(_ msg: String) {
errorMessage = msg
showErrorMessage = true
isLoading = false
}
}
struct LibraryAddFeedView: View {
@StateObject var viewModel = LibraryAddFeedViewModel()
@State var newLinkURL: String = ""
@EnvironmentObject var dataService: DataService
@Environment(\.dismiss) private var dismiss
enum FocusField: Hashable {
case addLinkEditor
}
@FocusState private var focusedField: FocusField?
var body: some View {
Group {
#if os(iOS)
Form {
innerBody
.navigationTitle("Add Link")
.navigationBarTitleDisplayMode(.inline)
}
#else
innerBody
#endif
}
#if os(macOS)
.padding()
#endif
.onAppear {
focusedField = .addLinkEditor
}
.navigationTitle("Add Link")
#if os(iOS)
.navigationBarTitleDisplayMode(.inline)
.toolbar {
ToolbarItem(placement: .navigationBarLeading) {
dismissButton
}
ToolbarItem(placement: .navigationBarTrailing) {
viewModel.isLoading ? AnyView(ProgressView()) : AnyView(addButton)
}
}
#endif
.alert(viewModel.errorMessage,
isPresented: $viewModel.showErrorMessage) {
Button(LocalText.genericOk, role: .cancel) { viewModel.showErrorMessage = false }
}
}
var cancelButton: some View {
Button(
action: { dismiss() },
label: { Text(LocalText.cancelGeneric).foregroundColor(.appGrayTextContrast) }
)
}
var pasteboardString: String? {
#if os(iOS)
UIPasteboard.general.url?.absoluteString
#else
NSPasteboard.general.string(forType: NSPasteboard.PasteboardType.URL)
#endif
}
var innerBody: some View {
Group {
TextField("Add Link", text: $newLinkURL)
#if os(iOS)
.keyboardType(.URL)
#endif
.autocorrectionDisabled(true)
.textFieldStyle(StandardTextFieldStyle())
.focused($focusedField, equals: .addLinkEditor)
Button(action: {
if let url = pasteboardString {
newLinkURL = url
} else {
viewModel.error("No URL on pasteboard")
}
}, label: {
Text("Get from pasteboard")
})
#if os(macOS)
Spacer()
HStack {
cancelButton
Spacer()
addButton
}
.frame(maxWidth: .infinity)
#endif
}
}
var addButton: some View {
Button(
action: {
viewModel.addLink(dataService: dataService, newLinkURL: newLinkURL, dismiss: dismiss)
},
label: { Text("Add").bold() }
)
.keyboardShortcut(.defaultAction)
.onSubmit {
viewModel.addLink(dataService: dataService, newLinkURL: newLinkURL, dismiss: dismiss)
}
.disabled(viewModel.isLoading)
}
var dismissButton: some View {
Button(
action: { dismiss() },
label: { Text(LocalText.genericClose) }
)
.disabled(viewModel.isLoading)
}
}