git.r.bdr.sh - rbdr/captura/blob - Captura/PreferencesWindow.swift

   1 import SwiftUI
   2 import SwiftData
   3
   4 struct PreferencesWindow: View {
   5     @Environment(\.modelContext) private var modelContext
   6     @Query private var items: [Item]
   7
   8     var body: some View {
   9         NavigationView {
  10             List {
  11                 ForEach(items) { item in
  12                     NavigationLink {
  13                         Text("Item at \(item.timestamp, format: Date.FormatStyle(date: .numeric, time: .standard))")
  14                     } label: {
  15                         Text(item.timestamp, format: Date.FormatStyle(date: .numeric, time: .standard))
  16                     }
  17                 }
  18                 .onDelete(perform: deleteItems)
  19             }
  20             .toolbar {
  21                 ToolbarItem {
  22                     Button(action: addItem) {
  23                         Label("Add Item", systemImage: "plus")
  24                     }
  25                 }
  26             }
  27             Text("Select an item")
  28         }
  29     }
  30
  31     private func addItem() {
  32         withAnimation {
  33             let newItem = Item(timestamp: Date())
  34             modelContext.insert(newItem)
  35         }
  36     }
  37
  38     private func deleteItems(offsets: IndexSet) {
  39         withAnimation {
  40             for index in offsets {
  41                 modelContext.delete(items[index])
  42             }
  43         }
  44     }
  45 }
  46
  47 #Preview {
  48   PreferencesWindow()
  49         .modelContainer(for: Item.self, inMemory: true)
  50 }