import SwiftUI

struct ContentView: View {
    @EnvironmentObject var manager: BooruManager
    @State private var selectedTabIndex: Int = 1
    @State private var tabs = [
        "Posts",
        "Bookmarks",
    ]

    var body: some View {
        #if os(macOS)
            NavigationSplitView {
                List(selection: $selectedTabIndex) {
                    ForEach(Array(tabs.enumerated()), id: \.offset) { index, element in
                        NavigationLink(value: index) {
                            Text(element)
                        }
                    }
                }
            } content: {
                if selectedTabIndex == 1 {
                    BookmarksView(selectedTab: $selectedTabIndex)
                } else {
                    PostGridView(
                        manager: manager
                    )
                }
            } detail: {
                if let post = manager.selectedPost {
                    PostDetailsView(post: post)
                } else {
                    Text("Select a Post")
                        .foregroundColor(.secondary)
                }
            }
        #else
            NavigationStack {
                PostGridView(manager: manager)
            }
        #endif
    }
}

#Preview {
    ContentView()
        .environmentObject(Settings())
}