move release date view to ReleaseDateView.swift

    - I moved outside 2 lines of `.frame(maxWidth: .infinity, alignment: .leading)` because this layout job should belong to `InfoPane`
    - I added preview blocks for testing

Author: thai-d-v

Xcodes.xcodeproj/project.pbxproj

@@ -13,6 +13,7 @@
 		536CFDD4263C9A8000026CE0 /* XcodesSheet.swift in Sources */ = {isa = PBXBuildFile; fileRef = 536CFDD3263C9A8000026CE0 /* XcodesSheet.swift */; };
 		53CBAB2C263DCC9100410495 /* XcodesAlert.swift in Sources */ = {isa = PBXBuildFile; fileRef = 53CBAB2B263DCC9100410495 /* XcodesAlert.swift */; };
 		63EAA4EB259944450046AB8F /* ProgressButton.swift in Sources */ = {isa = PBXBuildFile; fileRef = 63EAA4EA259944450046AB8F /* ProgressButton.swift */; };
+		B0C6AD042AD6E65700E64698 /* ReleaseDateView.swift in Sources */ = {isa = PBXBuildFile; fileRef = B0C6AD032AD6E65700E64698 /* ReleaseDateView.swift */; };
 		CA11E7BA2598476C00D2EE1C /* XcodeCommands.swift in Sources */ = {isa = PBXBuildFile; fileRef = CA11E7B92598476C00D2EE1C /* XcodeCommands.swift */; };
 		CA2518EC25A7FF2B00F08414 /* AppStateUpdateTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = CA2518EB25A7FF2B00F08414 /* AppStateUpdateTests.swift */; };
 		CA25192A25A9644800F08414 /* XcodeInstallState.swift in Sources */ = {isa = PBXBuildFile; fileRef = CA25192925A9644800F08414 /* XcodeInstallState.swift */; };
@@ -192,6 +193,7 @@
 		A0187D39285792D1002F46F9 /* de */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = de; path = de.lproj/Localizable.strings; sourceTree = "<group>"; };
 		AAB037D32839BD4700017680 /* ko */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ko; path = ko.lproj/Localizable.strings; sourceTree = "<group>"; };
 		AB4EB0DE28541FA000FF3B1D /* ja */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = ja; path = ja.lproj/Localizable.strings; sourceTree = "<group>"; };
+		B0C6AD032AD6E65700E64698 /* ReleaseDateView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ReleaseDateView.swift; sourceTree = "<group>"; };
 		B648F22B2810C1130096781B /* fr */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = fr; path = fr.lproj/Localizable.strings; sourceTree = "<group>"; };
 		C0AE7FA4283002DC00DA63D2 /* zh-Hans */ = {isa = PBXFileReference; lastKnownFileType = text.plist.strings; name = "zh-Hans"; path = "zh-Hans.lproj/Localizable.strings"; sourceTree = "<group>"; };
 		CA11E7B92598476C00D2EE1C /* XcodeCommands.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = XcodeCommands.swift; sourceTree = "<group>"; };
@@ -617,6 +619,7 @@
 			children = (
 				CAFBDC67259A308B003DCC5A /* InfoPane.swift */,
 				E8E98A9525D863D700EC89A0 /* InstallationStepDetailView.swift */,
+				B0C6AD032AD6E65700E64698 /* ReleaseDateView.swift */,
 			);
 			path = InfoPane;
 			sourceTree = "<group>";
@@ -842,6 +845,7 @@
 				CA9FF8662595130600E47BAF /* View+IsHidden.swift in Sources */,
 				CAE4248C259A68B800B8B246 /* Optional+IsNotNil.swift in Sources */,
 				CA9FF9362595B44700E47BAF /* HelperClient.swift in Sources */,
+				B0C6AD042AD6E65700E64698 /* ReleaseDateView.swift in Sources */,
 				CAA8587C25A2B37900ACF8C0 /* IsTesting.swift in Sources */,
 				CABFA9CA2592EEEA00380FEE /* AppState+Update.swift in Sources */,
 				CA44901F2463AD34003D8213 /* Tag.swift in Sources */,

Xcodes/Frontend/InfoPane/InfoPane.swift

@@ -55,7 +55,8 @@ struct InfoPane: View {
 
                     Group{
                         releaseNotes(for: xcode)
-                        releaseDate(for: xcode)
+                        ReleaseDateView(date: xcode.releaseDate)
+                            .frame(maxWidth: .infinity, alignment: .leading)
                         identicalBuilds(for: xcode)
                         compatibility(for: xcode)
                         sdks(for: xcode)
@@ -113,22 +114,6 @@ struct InfoPane: View {
         }
     }
 
-    @ViewBuilder
-    private func releaseDate(for xcode: Xcode) -> some View {
-        if let releaseDate = xcode.releaseDate {
-            VStack(alignment: .leading) {
-                Text("ReleaseDate")
-                    .font(.headline)
-                    .frame(maxWidth: .infinity, alignment: .leading)
-                Text("\(releaseDate, style: .date)")
-                    .font(.subheadline)
-                    .frame(maxWidth: .infinity, alignment: .leading)
-            }
-        } else {
-            EmptyView()
-        }
-    }
-    
     @ViewBuilder
     private func releaseNotes(for xcode: Xcode) -> some View {
         if let releaseNotesURL = xcode.releaseNotesURL {

Xcodes/Frontend/InfoPane/ReleaseDateView.swift

@@ -0,0 +1,57 @@
+//
+//  ReleaseDateView.swift
+//  Xcodes
+//
+//  Created by Duong Thai on 11/10/2023.
+//  Copyright © 2023 Robots and Pencils. All rights reserved.
+//
+
+import SwiftUI
+
+struct ReleaseDateView: View {
+    let date: Date?
+
+    var body: some View {
+        if let date = date {
+            VStack(alignment: .leading) {
+                Text("ReleaseDate (old version)")
+                    .font(.headline)
+                Text("\(date, style: .date)")
+                    .font(.subheadline)
+            }
+        } else {
+            EmptyView()
+        }
+    }
+
+    init(date: Date? = nil) {
+        self.date = date
+    }
+}
+
+struct ReleaseDateView_Preview: PreviewProvider {
+    static var previews: some View {
+        WrapperView()
+    }
+}
+
+private struct WrapperView: View {
+    @State var isNil = false
+    var date: Date? { isNil ? nil : Date() }
+
+    var body: some View {
+        VStack {
+            HStack {
+                ReleaseDateView(date: date)
+                    .border(.red)
+            }
+            Spacer()
+            Toggle(isOn: $isNil) {
+                Text("Is Nil?")
+            }
+        }
+        .animation(.default)
+        .frame(width: 300, height: 100)
+        .padding()
+    }
+}