git.r.bdr.sh - rbdr/map/blob - Map/Views/MapDetail.swift

   1 //
   2 //  ContentView.swift
   3 //  Map
   4 //
   5 //  Created by Ruben Beltran del Rio on 2/1/21.
   6 //
   7
   8 import CoreData
   9 import SwiftUI
  10
  11 struct MapDetailView: View {
  12   @Environment(\.managedObjectContext) private var viewContext
  13   @Environment(\.colorScheme) var colorScheme
  14
  15   @EnvironmentObject var store: AppStore
  16
  17   @ObservedObject var map: Map
  18
  19   private var mapColor: MapColor {
  20     MapColor.colorForScheme(colorScheme)
  21   }
  22
  23   private var title: Binding<String> {
  24     Binding(
  25       get: { map.title ?? "" },
  26       set: { title in
  27         map.title = title
  28       }
  29     )
  30   }
  31
  32   private var content: Binding<String> {
  33     Binding(
  34       get: { map.content ?? "" },
  35       set: { content in
  36         map.content = content
  37       }
  38     )
  39   }
  40
  41   @State private var selectedEvolution = StageType.general
  42
  43   var body: some View {
  44     if map.uuid != nil {
  45       VSplitView {
  46         VStack {
  47           HStack {
  48             TextField(
  49               "Title", text: title,
  50               onCommit: {
  51                 try? viewContext.save()
  52               }
  53             ).font(.title2).textFieldStyle(PlainTextFieldStyle()).padding(.vertical, 4.0).padding(
  54               .leading, 4.0)
  55             Button(action: saveText) {
  56               Image(systemName: "doc.text")
  57             }.padding(.vertical, 4.0).padding(.leading, 4.0)
  58             Button(action: saveImage) {
  59               Image(systemName: "photo")
  60             }.padding(.vertical, 4.0).padding(.leading, 4.0).padding(.trailing, 8.0)
  61           }
  62           Picker("Evolution", selection: $selectedEvolution) {
  63             ForEach(StageType.allCases) { stage in
  64               Text(Stage.title(stage)).tag(stage).padding(4.0)
  65             }
  66           }.padding(.horizontal, 8.0).padding(.vertical, 4.0)
  67
  68           ZStack(alignment: .topLeading) {
  69             MapTextEditor(text: content).onChange(of: map.content) { _ in
  70               try? viewContext.save()
  71             }
  72             .background(mapColor.background)
  73             .foregroundColor(mapColor.foreground)
  74             .frame(minHeight: 96.0)
  75           }.padding(.top, 8.0).padding(.leading, 8.0).background(mapColor.background).cornerRadius(
  76             5.0)
  77         }.padding(.horizontal, 8.0)
  78         ScrollView([.horizontal, .vertical]) {
  79           MapRenderView(map: map, evolution: Stage.stages(selectedEvolution))
  80         }.background(mapColor.background)
  81       }
  82     } else {
  83       DefaultMapView()
  84     }
  85   }
  86
  87   private func saveText() {
  88     store.send(.exportMapAsText(map: map))
  89   }
  90
  91   private func saveImage() {
  92     store.send(.exportMapAsImage(map: map, evolution: selectedEvolution))
  93   }
  94 }
  95
  96 struct MapDetailView_Previews: PreviewProvider {
  97   static var previews: some View {
  98     MapDetailView(map: Map()).environment(
  99       \.managedObjectContext, PersistenceController.preview.container.viewContext)
 100   }
 101 }