fix: hard code instance version tag issue. resolve #203

Localization/app.json

@@ -523,6 +523,9 @@
                     "signout": "Sign Out"
                 }
             },
+            "footer": {
+                "mastodon_description": "Mastodon is open source software. You can contribute or report issues on GitHub at %s (%s)"
+            },
             "keyboard": {
                 "close_settings_window": "Close Settings Window"
             }

Mastodon/Generated/Strings.swift

@@ -910,6 +910,12 @@ internal enum L10n {
     internal enum Settings {
       /// Settings
       internal static let title = L10n.tr("Localizable", "Scene.Settings.Title")
+      internal enum Footer {
+        /// Mastodon is open source software. You can contribute or report issues on GitHub at %@ (%@)
+        internal static func mastodonDescription(_ p1: Any, _ p2: Any) -> String {
+          return L10n.tr("Localizable", "Scene.Settings.Footer.MastodonDescription", String(describing: p1), String(describing: p2))
+        }
+      }
       internal enum Keyboard {
         /// Close Settings Window
         internal static let closeSettingsWindow = L10n.tr("Localizable", "Scene.Settings.Keyboard.CloseSettingsWindow")

Mastodon/Resources/ar.lproj/Localizable.strings

@@ -310,6 +310,7 @@ any server.";
 "Scene.ServerRules.Subtitle" = "These rules are set by the admins of %@.";
 "Scene.ServerRules.TermsOfService" = "terms of service";
 "Scene.ServerRules.Title" = "Some ground rules.";
+"Scene.Settings.Footer.MastodonDescription" = "Mastodon is open source software. You can contribute or report issues on GitHub at %@ (%@)";
 "Scene.Settings.Keyboard.CloseSettingsWindow" = "Close Settings Window";
 "Scene.Settings.Section.Appearance.Automatic" = "Automatic";
 "Scene.Settings.Section.Appearance.Dark" = "Always Dark";

Mastodon/Resources/en.lproj/Localizable.strings

@@ -310,6 +310,7 @@ any server.";
 "Scene.ServerRules.Subtitle" = "These rules are set by the admins of %@.";
 "Scene.ServerRules.TermsOfService" = "terms of service";
 "Scene.ServerRules.Title" = "Some ground rules.";
+"Scene.Settings.Footer.MastodonDescription" = "Mastodon is open source software. You can contribute or report issues on GitHub at %@ (%@)";
 "Scene.Settings.Keyboard.CloseSettingsWindow" = "Close Settings Window";
 "Scene.Settings.Section.Appearance.Automatic" = "Automatic";
 "Scene.Settings.Section.Appearance.Dark" = "Always Dark";

Mastodon/Scene/Settings/SettingsViewController.swift

@@ -102,7 +102,13 @@ class SettingsViewController: UIViewController, NeedsDependency {
         tableView.register(SettingsLinkTableViewCell.self, forCellReuseIdentifier: String(describing: SettingsLinkTableViewCell.self))
         return tableView
     }()
-    
+
+    let tableFooterActiveLabel: ActiveLabel = {
+        let label = ActiveLabel(style: .default)
+        label.adjustsFontForContentSizeCategory = true
+        label.textAlignment = .center
+        return label
+    }()
     lazy var tableFooterView: UIView = {
         // init with a frame to fix a conflict ('UIView-Encapsulated-Layout-Height' UIStackView:0x7ffe41e47da0.height == 0)
         let view = UIStackView(frame: CGRect(x: 0, y: 0, width: 320, height: 320))
@@ -110,14 +116,9 @@ class SettingsViewController: UIViewController, NeedsDependency {
         view.layoutMargins = UIEdgeInsets(top: 20, left: 20, bottom: 20, right: 20)
         view.axis = .vertical
         view.alignment = .center
-        
-        let label = ActiveLabel(style: .default)
-        label.adjustsFontForContentSizeCategory = true
-        label.textAlignment = .center
-        label.configure(content: "Mastodon is open source software. You can contribute or report issues on GitHub at <a href=\"https://github.com/tootsuite/mastodon\">tootsuite/mastodon</a> (v3.3.0).", emojiDict: [:])
-        label.delegate = self
-        
-        view.addArrangedSubview(label)
+
+        tableFooterActiveLabel.delegate = self
+        view.addArrangedSubview(tableFooterActiveLabel)
         return view
     }()
     
@@ -190,6 +191,17 @@ class SettingsViewController: UIViewController, NeedsDependency {
                     }
             }
             .store(in: &disposeBag)
+
+        viewModel.currentInstance
+            .receive(on: RunLoop.main)
+            .sink { [weak self] instance in
+                guard let self = self else { return }
+                let version = instance?.version ?? "-"
+                let link = #"<a href="https://github.com/tootsuite/mastodon">tootsuite/mastodon</a>"#
+                let content = L10n.Scene.Settings.Footer.mastodonDescription(link, version)
+                self.tableFooterActiveLabel.configure(content: content, emojiDict: [:])
+            }
+            .store(in: &disposeBag)
     }
     
     private func setupView() {

Mastodon/Scene/Settings/SettingsViewModel.swift

@@ -32,6 +32,7 @@ class SettingsViewModel {
     /// - does not has one
     /// - does not find subscription for selected trigger when change trigger
     let createSubscriptionSubject = PassthroughSubject<(triggerBy: String, values: [Bool?]), Never>()
+    let currentInstance = CurrentValueSubject<Mastodon.Entity.Instance?, Never>(nil)
     
     /// update a subscription when:
     /// - change switch for specified alerts
@@ -55,6 +56,26 @@ class SettingsViewModel {
                 self.processDataSource(setting)
             })
             .store(in: &disposeBag)
+
+        context.authenticationService.activeMastodonAuthenticationBox
+            .compactMap { $0?.domain }
+            .map { context.apiService.instance(domain: $0) }
+            .switchToLatest()
+            .sink { [weak self] completion in
+                guard let self = self else { return }
+                switch completion {
+                case .failure(let error):
+                    os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: fetch instance fail: %s", ((#file as NSString).lastPathComponent), #line, #function, error.localizedDescription)
+                    self.currentInstance.value = nil
+                case .finished:
+                    os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: fetch instance success", ((#file as NSString).lastPathComponent), #line, #function)
+
+                }
+            } receiveValue: { [weak self] response in
+                guard let self = self else { return }
+                self.currentInstance.value = response.value
+            }
+            .store(in: &disposeBag)
     }
     
     deinit {