Init coordinator pattern

Projects/Presentation/Sources/Coordinator/Coordinator.swift

@@ -0,0 +1,54 @@
+//
+//  LearningTabCoordinator.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+// 탭별로 화면을 나눠야하할까
+// 근데 B탭 화면에서 A탭 화면으로 이동하는게 있다면?
+enum Page: Hashable {
+    case ATabFirstView
+    case ATabSecondView(str: String)
+    case BTabFirstView
+    case BTabSecondView
+    case BTabThirdView
+}
+
+@available(iOS 16.0, *)
+class Coordinator: ObservableObject {
+    @Published var path = NavigationPath()
+
+    func push(_ page: Page) {
+        path.append(page)
+    }
+
+    func pop() {
+        path.removeLast()
+    }
+
+    // 여러 뷰 없애는거면 애니메이션 효과가 적용되지 않음
+    // 커스텀 애니메이션 필요?
+    func popToRoot() {
+        path.removeLast(path.count)
+    }
+
+    @ViewBuilder
+    func build(page: Page) -> some View {
+        switch page {
+        case .ATabFirstView:
+            ATabFirstView()
+        case .ATabSecondView(let str):
+            ATabSecondView(str: str)
+        case .BTabFirstView:
+            BTabFirstView()
+        case .BTabSecondView:
+            BTabSecondView()
+        case .BTabThirdView:
+            BTabThirdView()
+        }
+    }
+}

Projects/Presentation/Sources/Home/HomeView.swift

@@ -18,12 +18,15 @@ public struct HomeView: View {
     }
 
     public var body: some View {
-        VStack{
-            content
-                .padding(.bottom, 30)
-            Button("Change Quote") {
-                self.viewModel.loadSlip()
-            }
+//        VStack{
+//            content
+//                .padding(.bottom, 30)
+//            Button("Change Quote") {
+//                self.viewModel.loadSlip()
+//            }
+//        }
+        if #available(iOS 16.0, *) {
+            RootTabView()
         }
 
     }

Projects/Presentation/Sources/TestViews/ATabFirstView.swift

@@ -0,0 +1,32 @@
+//
+//  FirstView.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+@available(iOS 16.0, *)
+struct ATabFirstView: View {
+
+    @EnvironmentObject private var coordinator: Coordinator
+
+    var body: some View {
+        VStack {
+            Text("This is ATab First View")
+            Button  {
+                coordinator.push(.ATabSecondView(str: "Hi"))
+            } label: {
+                Text("Move to Second View")
+            }
+        }
+    }
+}
+
+//struct FirstView_Previews: PreviewProvider {
+//    static var previews: some View {
+//        ATabFirstView()
+//    }
+//}

Projects/Presentation/Sources/TestViews/ATabSecondView.swift

@@ -0,0 +1,39 @@
+//
+//  ATabSeconddView.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+@available(iOS 16.0, *)
+struct ATabSecondView: View {
+
+    @EnvironmentObject private var coordinator: Coordinator
+    var str: String
+
+    init(str: String) {
+        self.str = str
+    }
+
+
+    var body: some View {
+        VStack {
+            Text("This is ATab Second View")
+            Text("From previous view: " + str)
+            Button  {
+                coordinator.pop()
+            } label: {
+                Text("Pop to Root")
+            }
+        }
+    }
+}
+
+//struct ATabSeconddView_Previews: PreviewProvider {
+//    static var previews: some View {
+//        ATabSecondView(str: "")
+//    }
+//}

Projects/Presentation/Sources/TestViews/BTabFirstView.swift

@@ -0,0 +1,38 @@
+//
+//  BTabFirstView.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+@available(iOS 16.0, *)
+struct BTabFirstView: View {
+
+    @EnvironmentObject private var coordinator: Coordinator
+
+    var body: some View {
+        VStack {
+            Text("This is BTab First View")
+            Button  {
+                coordinator.push(.BTabSecondView)
+            } label: {
+                Text("Move to Second View")
+            }
+            Button  {
+                coordinator.push(.BTabSecondView)
+                coordinator.push(.BTabThirdView)
+            } label: {
+                Text("Move to Third View (Deep Link)")
+            }
+        }
+    }
+}
+
+//struct BTabFirstView_Previews: PreviewProvider {
+//    static var previews: some View {
+//        BTabFirstView()
+//    }
+//}

Projects/Presentation/Sources/TestViews/BTabSecondView.swift

@@ -0,0 +1,32 @@
+//
+//  BTabSecondView.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+@available(iOS 16.0, *)
+struct BTabSecondView: View {
+
+    @EnvironmentObject private var coordinator: Coordinator
+
+    var body: some View {
+        VStack {
+            Text("This is BTab Second View")
+            Button  {
+                coordinator.push(.BTabThirdView)
+            } label: {
+                Text("Move to Third View")
+            }
+        }
+    }
+}
+
+//struct BTabSecondView_Previews: PreviewProvider {
+//    static var previews: some View {
+//        BTabSecondView()
+//    }
+//}

Projects/Presentation/Sources/TestViews/BTabThirdView.swift

@@ -0,0 +1,32 @@
+//
+//  BTabThirdView.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+@available(iOS 16.0, *)
+struct BTabThirdView: View {
+
+    @EnvironmentObject private var coordinator: Coordinator
+
+    var body: some View {
+        VStack {
+            Text("This is BTab Third View")
+            Button  {
+                coordinator.popToRoot()
+            } label: {
+                Text("Pop to Root")
+            }
+        }
+    }
+}
+
+//struct BTabThirdView_Previews: PreviewProvider {
+//    static var previews: some View {
+//        BTabThirdView()
+//    }
+//}

Projects/Presentation/Sources/TestViews/RootTabView.swift

@@ -0,0 +1,37 @@
+//
+//  TabView.swift
+//  Presentation
+//
+//  Created by 김동락 on 2023/06/27.
+//  Copyright © 2023 Lito. All rights reserved.
+//
+
+import SwiftUI
+
+@available(iOS 16.0, *)
+struct RootTabView: View {
+
+    // swinject로 의존성 주입 받기?
+    @StateObject private var coordinator = Coordinator()
+
+    var body: some View {
+        NavigationStack(path: $coordinator.path) {
+            TabView {
+                coordinator.build(page: .ATabFirstView)
+                    .tabItem { Text("ATab") }
+                coordinator.build(page: .BTabFirstView)
+                    .tabItem { Text("BTab") }
+            }
+            .navigationDestination(for: Page.self) { page in
+                coordinator.build(page: page)
+            }
+        }
+        .environmentObject(coordinator)
+    }
+}
+
+//struct TabView_Previews: PreviewProvider {
+//    static var previews: some View {
+//        RootTabView()
+//    }
+//}