Add shop view model

NativeAppTemplate.xcodeproj/project.pbxproj

@@ -17,6 +17,7 @@
 		010F86BE2622F9C900B6C62A /* ShopListView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 010F86BD2622F9C900B6C62A /* ShopListView.swift */; };
 		0110A15F2AC816F5003EDCBA /* SendConfirmation.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0110A15E2AC816F5003EDCBA /* SendConfirmation.swift */; };
 		0110A1612AC81978003EDCBA /* ResendConfirmationInstructionsView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0110A1602AC81978003EDCBA /* ResendConfirmationInstructionsView.swift */; };
+		0114F3AC2E079BD100F4A1DD /* ShopListViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = 0114F3AB2E079BD100F4A1DD /* ShopListViewModel.swift */; };
 		011586122B567363005E8E8F /* SignUpOrSignInView.swift in Sources */ = {isa = PBXBuildFile; fileRef = 011586112B567363005E8E8F /* SignUpOrSignInView.swift */; };
 		011DDC21287669EA00C6C21F /* SignUpRepository.swift in Sources */ = {isa = PBXBuildFile; fileRef = 011DDC20287669EA00C6C21F /* SignUpRepository.swift */; };
 		011DDC2328766C5E00C6C21F /* SignUpService.swift in Sources */ = {isa = PBXBuildFile; fileRef = 011DDC2228766C5D00C6C21F /* SignUpService.swift */; };
@@ -172,6 +173,7 @@
 		010F86BD2622F9C900B6C62A /* ShopListView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShopListView.swift; sourceTree = "<group>"; };
 		0110A15E2AC816F5003EDCBA /* SendConfirmation.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SendConfirmation.swift; sourceTree = "<group>"; };
 		0110A1602AC81978003EDCBA /* ResendConfirmationInstructionsView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ResendConfirmationInstructionsView.swift; sourceTree = "<group>"; };
+		0114F3AB2E079BD100F4A1DD /* ShopListViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ShopListViewModel.swift; sourceTree = "<group>"; };
 		011586112B567363005E8E8F /* SignUpOrSignInView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SignUpOrSignInView.swift; sourceTree = "<group>"; };
 		011DDC20287669EA00C6C21F /* SignUpRepository.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SignUpRepository.swift; sourceTree = "<group>"; };
 		011DDC2228766C5D00C6C21F /* SignUpService.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SignUpService.swift; sourceTree = "<group>"; };
@@ -439,6 +441,7 @@
 				013DE734284E99DF00528CC5 /* ShopCreateView.swift */,
 				01DCE23E298FA3B300BA311D /* ShopListCardView.swift */,
 				010F86BD2622F9C900B6C62A /* ShopListView.swift */,
+				0114F3AB2E079BD100F4A1DD /* ShopListViewModel.swift */,
 				017278952D7D99D100CE424F /* ItemTag Detail */,
 				017278992D7D99D100CE424F /* ItemTag List */,
 			);
@@ -914,6 +917,7 @@
 				"",
 				"",
 				"",
+				"",
 			);
 		};
 /* End PBXShellScriptBuildPhase section */
@@ -969,6 +973,7 @@
 				011DDC21287669EA00C6C21F /* SignUpRepository.swift in Sources */,
 				0172035B25A9642E008FD63B /* Service.swift in Sources */,
 				01E0A5B625BD0FCD00298D35 /* LoadingView.swift in Sources */,
+				0114F3AC2E079BD100F4A1DD /* ShopListViewModel.swift in Sources */,
 				0172051A25AAF6C0008FD63B /* SessionsService.swift in Sources */,
 				017204D125AA8479008FD63B /* DataState.swift in Sources */,
 				012643372B3554AD00D4E9BD /* AcceptTermsView.swift in Sources */,

NativeAppTemplate/UI/App Root/MainView.swift

@@ -148,10 +148,14 @@ private extension MainView {
   }
 
   func shopListView() -> ShopListView {
-    .init(
+    let viewModel = ShopListViewModel(
+      sessionController: sessionController,
       shopRepository: dataManager.shopRepository,
-      itemTagRepository: dataManager.itemTagRepository
+      itemTagRepository: dataManager.itemTagRepository,
+      tabViewModel: tabViewModel,
+      mainTab: .shops
     )
+    return ShopListView(viewModel: viewModel)
   }
 
   func scanView() -> ScanView {

NativeAppTemplate/UI/Shop List/ShopListView.swift

@@ -44,41 +44,32 @@ struct TapShopBelowTip: Tip {
 }
 
 struct ShopListView: View {
-  @Environment(\.mainTab) private var mainTab
-  @Environment(TabViewModel.self) private var tabViewModel
-  @Environment(\.sessionController) private var sessionController
-  private var shopRepository: ShopRepositoryProtocol
-  private var itemTagRepository: ItemTagRepositoryProtocol
-  @State private var isShowingCreateSheet = false
+  @State private var viewModel: ShopListViewModel
 
-  init(
-    shopRepository: ShopRepositoryProtocol,
-    itemTagRepository: ItemTagRepositoryProtocol
-  ) {
-    self.shopRepository = shopRepository
-    self.itemTagRepository = itemTagRepository
+  init(viewModel: ShopListViewModel) {
+    self._viewModel = State(wrappedValue: viewModel)
   }
 }
 
 extension ShopListView {
   var body: some View {
     contentView
       .task {
-        reload()
+        viewModel.reload()
       }
       .onAppear {
-        tabViewModel.showingDetailView[mainTab] = false
+        viewModel.setTabViewModelShowingDetailViewToFalse()
       }
-      .onChange(of: shopRepository.state) {
-        if shopRepository.state == .initial {
-          reload()
+      .onChange(of: viewModel.state) {
+        if viewModel.state == .initial {
+          viewModel.reload()
         }
       }
     // Avoid showing deleted shop.
-      .onChange(of: sessionController.shouldPopToRootView) {
+      .onChange(of: viewModel.shouldPopToRootView) {
         Task {
           try await Task.sleep(nanoseconds: 2_000_000_000)
-          reload()
+          viewModel.reload()
         }
       }
   }
@@ -88,7 +79,7 @@ extension ShopListView {
 private extension ShopListView {
   var contentView: some View {
     @ViewBuilder var contentView: some View {
-      switch shopRepository.state {
+      switch viewModel.state {
       case .initial, .loading:
         LoadingView()
       case .hasData:
@@ -101,12 +92,8 @@ private extension ShopListView {
     return contentView
   }
 
-  func reload() {
-    shopRepository.reload()
-  }
-
   var cardsView: some View {
-    ForEach(shopRepository.shops) { shop in
+    ForEach(viewModel.shops) { shop in
       NavigationLink(value: shop) {
         ShopListCardView(shop: shop)
       }
@@ -115,11 +102,9 @@ private extension ShopListView {
   }
 
   var shopListView: some View {
-    let leftInShopSlots = shopRepository.limitCount - shopRepository.createdShopsCount
-
-    return VStack {
-      if shopRepository.isEmpty {
-        noResultsView(leftInShopSlots: leftInShopSlots)
+    VStack {
+      if viewModel.isEmpty {
+        noResultsView(leftInShopSlots: viewModel.leftInShopSlots)
       } else {
         List {
           Section {
@@ -130,11 +115,11 @@ private extension ShopListView {
               .tint(.alarm)
 
             EmptyView()
-              .id(ScrollToTopID(mainTab: mainTab, detail: false))
+              .id(viewModel.scrollToTopID())
           } footer: {
             VStack(spacing: 0) {
               HStack(alignment: .firstTextBaseline) {
-                Text(String(leftInShopSlots))
+                Text(String(viewModel.leftInShopSlots))
                   .font(.uiLabelBold)
                 Text(verbatim: "left in shop slots.")
                   .font(.uiFootnote)
@@ -144,41 +129,41 @@ private extension ShopListView {
         }
         .navigationDestination(for: Shop.self) { shop in
           ShopDetailView(
-            shopRepository: shopRepository,
-            itemTagRepository: itemTagRepository,
+            shopRepository: viewModel.shopRepository,
+            itemTagRepository: viewModel.itemTagRepository,
             shopId: shop.id
           )
         }
         .accessibility(identifier: "shopListView")
         .refreshable {
-          reload()
+          viewModel.reload()
         }
       }
     }
     .navigationTitle(String.shops)
     .navigationBarTitleDisplayMode(.inline)
     .toolbar {
-      if leftInShopSlots > 0 {
+      if viewModel.leftInShopSlots > 0 {
         ToolbarItem(placement: .navigationBarTrailing) {
           Button {
-            isShowingCreateSheet.toggle()
+            viewModel.showCreateView()
           } label: {
             Image(systemName: "plus")
           }
         }
       }
     }
-    .sheet(isPresented: $isShowingCreateSheet,
+    .sheet(isPresented: $viewModel.isShowingCreateSheet,
            onDismiss: {
-      reload()
+      viewModel.reload()
     }, content: {
-      ShopCreateView(shopRepository: shopRepository)
+      ShopCreateView(shopRepository: viewModel.shopRepository)
     }
     )
   }
 
   var reloadView: some View {
-    ErrorView(buttonAction: reload)
+    ErrorView(buttonAction: viewModel.reload)
   }
 
   func noResultsView(leftInShopSlots: Int) -> some View {
@@ -195,7 +180,7 @@ private extension ShopListView {
           .padding()
 
         MainButtonView(title: String.addShop, type: .primary(withArrow: false)) {
-          isShowingCreateSheet.toggle()
+          viewModel.showCreateView()
         }
         .padding()
 

NativeAppTemplate/UI/Shop List/ShopListViewModel.swift

@@ -0,0 +1,59 @@
+//
+//  ShopListViewModel.swift
+//  NativeAppTemplate
+//
+//  Created by Claude on 2025/06/22.
+//
+
+import SwiftUI
+import Observation
+
+@Observable
+@MainActor
+final class ShopListViewModel {
+  var isShowingCreateSheet = false
+
+  var state: DataState { shopRepository.state }
+  var shops: [Shop] { shopRepository.shops }
+  var limitCount: Int { shopRepository.limitCount }
+  var createdShopsCount: Int { shopRepository.createdShopsCount }
+  var isEmpty: Bool { shopRepository.isEmpty }
+  var leftInShopSlots: Int { limitCount - createdShopsCount }
+  var shouldPopToRootView: Bool { sessionController.shouldPopToRootView }
+
+  let shopRepository: ShopRepositoryProtocol
+  let itemTagRepository: ItemTagRepositoryProtocol
+  private let sessionController: SessionControllerProtocol
+  private let tabViewModel: TabViewModel
+  private let mainTab: MainTab
+
+  init(
+    sessionController: SessionControllerProtocol,
+    shopRepository: ShopRepositoryProtocol,
+    itemTagRepository: ItemTagRepositoryProtocol,
+    tabViewModel: TabViewModel,
+    mainTab: MainTab
+  ) {
+    self.sessionController = sessionController
+    self.shopRepository = shopRepository
+    self.itemTagRepository = itemTagRepository
+    self.tabViewModel = tabViewModel
+    self.mainTab = mainTab
+  }
+
+  func reload() {
+    shopRepository.reload()
+  }
+
+  func showCreateView() {
+    isShowingCreateSheet.toggle()
+  }
+
+  func setTabViewModelShowingDetailViewToFalse() {
+    tabViewModel.showingDetailView[mainTab] = false
+  }
+
+  func scrollToTopID() -> ScrollToTopID {
+    ScrollToTopID(mainTab: mainTab, detail: false)
+  }
+}

NativeAppTemplateTests/Demo/Data/Repositories/DemoOnboardingRepository.swift

@@ -0,0 +1,45 @@
+//
+//  DemoOnboardingRepository.swift
+//  NativeAppTemplate
+//
+//  Created by Claude on 2025/06/22.
+//
+
+@testable import NativeAppTemplate
+import Foundation
+import OrderedCollections
+
+@MainActor
+final class DemoOnboardingRepository: OnboardingRepositoryProtocol {
+  var onboardings: [Onboarding] = []
+  var onboardingsDictionary: OrderedDictionary<Int, Bool> {
+    var dict = OrderedDictionary<Int, Bool>()
+    for onboarding in onboardings {
+      dict[onboarding.id] = onboarding.isPortraitImage
+    }
+    return dict
+  }
+
+  func reload() {
+    // Demo data with predefined onboarding items
+    let demoOnboardingData: OrderedDictionary = [
+      1: false,  // Landscape image
+      2: false,  // Landscape image
+      3: false,  // Landscape image
+      4: true,   // Portrait image
+      5: false,  // Landscape image
+      6: false,  // Landscape image
+      7: true,   // Portrait image
+      8: true,   // Portrait image
+      9: false,  // Landscape image
+      10: false, // Landscape image
+      11: true,  // Portrait image
+      12: false, // Landscape image
+      13: false  // Landscape image
+    ]
+
+    onboardings = demoOnboardingData.map { key, value in
+      Onboarding(id: key, isPortraitImage: value)
+    }
+  }
+}