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CollectionListView.swift
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CollectionListView.swift
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import SwiftUI
struct CollectionListView: View {
@EnvironmentObject var model: WriteFreelyModel
@ObservedObject var collections = CollectionListModel(managedObjectContext: LocalStorageManager.standard.persistentContainer.viewContext)
@State var selectedCollection: WFACollection?
var body: some View {
List(selection: $selectedCollection) {
if model.account.isLoggedIn {
NavigationLink("All Posts", destination: PostListView(selectedCollection: nil, showAllPosts: true))
NavigationLink("Drafts", destination: PostListView(selectedCollection: nil, showAllPosts: false))
Section(header: Text("Your Blogs")) {
ForEach(collections.list, id: \.self) { collection in
NavigationLink(destination: PostListView(selectedCollection: collection, showAllPosts: false),
tag: collection,
selection: $selectedCollection,
label: { Text("\(collection.title)") })
}
}
} else {
NavigationLink(destination: PostListView(selectedCollection: nil, showAllPosts: false)) {
Text("Drafts")
}
}
}
.navigationTitle(
model.account.isLoggedIn ? "\(URL(string: model.account.server)?.host ?? "WriteFreely")" : "WriteFreely"
)
.listStyle(SidebarListStyle())
.onChange(of: model.selectedCollection) { collection in
if collection != model.editor.fetchSelectedCollectionFromAppStorage() {
self.model.editor.selectedCollectionURL = collection?.objectID.uriRepresentation()
}
}
.onChange(of: model.showAllPosts) { value in
if value != model.editor.showAllPostsFlag {
self.model.editor.showAllPostsFlag = model.showAllPosts
}
}
}
}
struct CollectionListView_LoggedOutPreviews: PreviewProvider {
static var previews: some View {
let context = LocalStorageManager.standard.persistentContainer.viewContext
let model = WriteFreelyModel()
return CollectionListView()
.environment(\.managedObjectContext, context)
.environmentObject(model)
}
}

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