From 38b7fe77dde35e61c3e65fb106e3ce86ffda2105 Mon Sep 17 00:00:00 2001
From: Matt Kiazyk <mattkiazyk@gmail.com>
Date: Thu, 28 Jul 2022 19:51:13 -0500
Subject: [PATCH] Allow ability to change the installation directory

---
 Xcodes/Backend/AppState.swift                 |  7 ++++
 Xcodes/Backend/Path+.swift                    | 10 +++++-
 .../Preferences/AdvancedPreferencePane.swift  | 35 +++++++++++++++++++
 Xcodes/Resources/en.lproj/Localizable.strings |  2 ++
 4 files changed, 53 insertions(+), 1 deletion(-)

diff --git a/Xcodes/Backend/AppState.swift b/Xcodes/Backend/AppState.swift
index b13cff7..302e883 100644
--- a/Xcodes/Backend/AppState.swift
+++ b/Xcodes/Backend/AppState.swift
@@ -62,6 +62,12 @@ class AppState: ObservableObject {
         }
     }
     
+    @Published var installPath = "" {
+        didSet {
+            Current.defaults.set(installPath, forKey: "installPath")
+        }
+    }
+    
     @Published var unxipExperiment = false {
         didSet {
             Current.defaults.set(unxipExperiment, forKey: "unxipExperiment")
@@ -135,6 +141,7 @@ class AppState: ObservableObject {
         unxipExperiment = Current.defaults.bool(forKey: "unxipExperiment") ?? false
         createSymLinkOnSelect = Current.defaults.bool(forKey: "createSymLinkOnSelect") ?? false
         onSelectActionType = SelectedActionType(rawValue: Current.defaults.string(forKey: "onSelectActionType") ?? "none") ?? .none
+        installPath = Current.defaults.string(forKey: "installPath") ?? Path.defaultInstallDirectory.string
     }
     
     // MARK: Timer
diff --git a/Xcodes/Backend/Path+.swift b/Xcodes/Backend/Path+.swift
index 76eb29e..36e0042 100644
--- a/Xcodes/Backend/Path+.swift
+++ b/Xcodes/Backend/Path+.swift
@@ -17,7 +17,15 @@ extension Path {
         return xcodesApplicationSupport/"available-xcodes.json"
     }
     
+    static let defaultInstallDirectory = Path.root/"Applications"
+    
     static var installDirectory: Path {
-        return Path.root/"Applications"
+        guard let savedInstallDirectory = Current.defaults.string(forKey: "installPath") else {
+            return defaultInstallDirectory
+        }
+        guard let path = Path(savedInstallDirectory) else {
+            return defaultInstallDirectory
+        }
+        return path
     }
 }
diff --git a/Xcodes/Frontend/Preferences/AdvancedPreferencePane.swift b/Xcodes/Frontend/Preferences/AdvancedPreferencePane.swift
index 3b86539..c908460 100644
--- a/Xcodes/Frontend/Preferences/AdvancedPreferencePane.swift
+++ b/Xcodes/Frontend/Preferences/AdvancedPreferencePane.swift
@@ -10,6 +10,41 @@ struct AdvancedPreferencePane: View {
     
     var body: some View {
         VStack(alignment: .leading, spacing: 20) {
+           
+            GroupBox(label: Text("InstallDirectory")) {
+                VStack(alignment: .leading) {
+                    HStack(alignment: .top, spacing: 5) {
+                        Text(appState.installPath).font(.footnote)
+                        .fixedSize(horizontal: false, vertical: true)
+                        .lineLimit(2)
+                        Button(action: { appState.reveal(path: appState.installPath) }) {
+                            Image(systemName: "arrow.right.circle.fill")
+                        }
+                        .buttonStyle(PlainButtonStyle())
+                        .help("RevealInFinder")
+                        .fixedSize()
+                    }
+                    Button("Change") {
+                        let panel = NSOpenPanel()
+                        panel.allowsMultipleSelection = false
+                        panel.canChooseDirectories = true
+                        panel.canChooseFiles = false
+                        panel.canCreateDirectories = true
+                        panel.allowedContentTypes = [.folder]
+                        panel.directoryURL = URL(fileURLWithPath: appState.installPath)
+                        
+                        if panel.runModal() == .OK {
+                           
+                            guard let pathURL = panel.url, let path = Path(url: pathURL) else { return }
+                            self.appState.installPath = path.string
+                        }
+                    }
+                    Text("InstallPathDescription")
+                        .font(.footnote)
+                        .fixedSize(horizontal: false, vertical: true)
+                }
+            }
+            .groupBoxStyle(PreferencesGroupBoxStyle())
             
             GroupBox(label: Text("LocalCachePath")) {
                 VStack(alignment: .leading) {
diff --git a/Xcodes/Resources/en.lproj/Localizable.strings b/Xcodes/Resources/en.lproj/Localizable.strings
index d304463..9d45c5e 100644
--- a/Xcodes/Resources/en.lproj/Localizable.strings
+++ b/Xcodes/Resources/en.lproj/Localizable.strings
@@ -78,6 +78,8 @@
 "LocalCachePathDescription" = "Xcodes caches available Xcode versions and temporary downloads new versions to a directory";
 "Change" = "Change";
 "Active/Select" = "Active/Select";
+"InstallDirectory" = "Install Directory";
+"InstallPathDescription" = "Xcodes searches and installs to a single directory. By default (and recommended) is to keep this /Applications. Any changes to where Xcode is stored may result in other apps/services to stop working. ";
 
 "OnSelectDoNothing" = "Keep name as Xcode-X.X.X.app";
 "OnSelectDoNothingDescription" = "On select, will keep the name as the version eg. Xcode-13.4.1.app";