//
//  ContentView.swift
//  Swipe That Pic
//
//  Created by Amine Bou on 26/07/2024.
//

import SwiftUI
import SwiftData
import Photos

struct ContentView: View {
    @Environment(\.modelContext) private var modelContext
    @EnvironmentObject var photoLibraryService: PhotosService
    @Query private var items: [Item]

    var body: some View {
        NavigationSplitView {
            VStack {
                PhotoThumbnailView(asset: $photoLibraryService.one)
                Spacer()
                HStack {
                    Button(role: .destructive, action: {
                        PHPhotoLibrary.shared().performChanges({
                            PHAssetChangeRequest.deleteAssets([photoLibraryService.one as Any] as NSArray)
                        }, completionHandler: { success, error in
                            if success {
                                    photoLibraryService.fetchNotKeptPhotos()

                            } else {
                            }})
                    }) {
                        Label("Supprimer", systemImage: "minus.circle.fill")
                    }.buttonStyle(.borderedProminent)

                    Spacer()
                    Button(action: {
                        let newItem = Item(localIdentfier: photoLibraryService.one!.localIdentifier)
                        modelContext.insert(newItem)
                        photoLibraryService.fetchNotKeptPhotos()
                    }) {
                        Label("Garder", systemImage: "plus.circle.fill")
                    }.buttonStyle(.borderedProminent)
                }.disabled(photoLibraryService.one == nil)
            }

            .toolbar {
                if (items.count > 0) {
                    ToolbarItem {
                        NavigationLink(destination: IgnoredPictures()) {
                            Label("Handle kept", systemImage: "tray.and.arrow.up.fill")
                        }
                    }
                }

            }
        } detail: {
            Text("Select an item")
        }.onAppear(perform: {
            photoLibraryService.fetchNotKeptPhotos()
        })
    }

}

#Preview {
    ContentView()
        .modelContainer(for: Item.self, inMemory: true)
}