From 5cbfa28b939fbf44287ce1e2d5dd4d608a247711 Mon Sep 17 00:00:00 2001
From: CMK <cirno.mainasuk@gmail.com>
Date: Wed, 19 May 2021 15:15:19 +0800
Subject: [PATCH] feat: add keyboard shortcuts for tabs

---
 Localization/app.json                         |  5 +++-
 .../xcschemes/xcschememanagement.plist        |  4 +--
 Mastodon/Generated/Strings.swift              |  6 +++++
 .../Resources/ar.lproj/Localizable.strings    |  1 +
 .../Resources/en.lproj/Localizable.strings    |  1 +
 .../Scene/MainTab/MainTabBarController.swift  | 26 +++++++++++++++++++
 6 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/Localization/app.json b/Localization/app.json
index f91e428ff..c55b28f21 100644
--- a/Localization/app.json
+++ b/Localization/app.json
@@ -78,7 +78,10 @@
                 "home": "Home",
                 "search": "Search",
                 "notification": "Notification",
-                "profile": "Profile"
+                "profile": "Profile",
+                "keyboard": {
+                    "switch_to_tab": "Switch to %s"
+                }
             },
             "status": {
                 "user_reblogged": "%s reblogged",
diff --git a/Mastodon.xcodeproj/xcuserdata/mainasuk.xcuserdatad/xcschemes/xcschememanagement.plist b/Mastodon.xcodeproj/xcuserdata/mainasuk.xcuserdatad/xcschemes/xcschememanagement.plist
index 326857269..f092f9734 100644
--- a/Mastodon.xcodeproj/xcuserdata/mainasuk.xcuserdatad/xcschemes/xcschememanagement.plist
+++ b/Mastodon.xcodeproj/xcuserdata/mainasuk.xcuserdatad/xcschemes/xcschememanagement.plist
@@ -12,7 +12,7 @@
 		<key>CoreDataStack.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>14</integer>
+			<integer>15</integer>
 		</dict>
 		<key>Mastodon - RTL.xcscheme_^#shared#^_</key>
 		<dict>
@@ -32,7 +32,7 @@
 		<key>NotificationService.xcscheme_^#shared#^_</key>
 		<dict>
 			<key>orderHint</key>
-			<integer>15</integer>
+			<integer>14</integer>
 		</dict>
 	</dict>
 	<key>SuppressBuildableAutocreation</key>
diff --git a/Mastodon/Generated/Strings.swift b/Mastodon/Generated/Strings.swift
index 5d324c40d..5895b4780 100644
--- a/Mastodon/Generated/Strings.swift
+++ b/Mastodon/Generated/Strings.swift
@@ -278,6 +278,12 @@ internal enum L10n {
         internal static let profile = L10n.tr("Localizable", "Common.Controls.Tabs.Profile")
         /// Search
         internal static let search = L10n.tr("Localizable", "Common.Controls.Tabs.Search")
+        internal enum Keyboard {
+          /// Switch to %@
+          internal static func switchToTab(_ p1: Any) -> String {
+            return L10n.tr("Localizable", "Common.Controls.Tabs.Keyboard.SwitchToTab", String(describing: p1))
+          }
+        }
       }
       internal enum Timeline {
         internal enum Accessibility {
diff --git a/Mastodon/Resources/ar.lproj/Localizable.strings b/Mastodon/Resources/ar.lproj/Localizable.strings
index 2d3993618..e56fffcd3 100644
--- a/Mastodon/Resources/ar.lproj/Localizable.strings
+++ b/Mastodon/Resources/ar.lproj/Localizable.strings
@@ -91,6 +91,7 @@ Please check your internet connection.";
 "Common.Controls.Status.UserReblogged" = "%@ reblogged";
 "Common.Controls.Status.UserRepliedTo" = "Replied to %@";
 "Common.Controls.Tabs.Home" = "Home";
+"Common.Controls.Tabs.Keyboard.SwitchToTab" = "Switch to %@";
 "Common.Controls.Tabs.Notification" = "Notification";
 "Common.Controls.Tabs.Profile" = "Profile";
 "Common.Controls.Tabs.Search" = "Search";
diff --git a/Mastodon/Resources/en.lproj/Localizable.strings b/Mastodon/Resources/en.lproj/Localizable.strings
index 2d3993618..e56fffcd3 100644
--- a/Mastodon/Resources/en.lproj/Localizable.strings
+++ b/Mastodon/Resources/en.lproj/Localizable.strings
@@ -91,6 +91,7 @@ Please check your internet connection.";
 "Common.Controls.Status.UserReblogged" = "%@ reblogged";
 "Common.Controls.Status.UserRepliedTo" = "Replied to %@";
 "Common.Controls.Tabs.Home" = "Home";
+"Common.Controls.Tabs.Keyboard.SwitchToTab" = "Switch to %@";
 "Common.Controls.Tabs.Notification" = "Notification";
 "Common.Controls.Tabs.Profile" = "Profile";
 "Common.Controls.Tabs.Search" = "Search";
diff --git a/Mastodon/Scene/MainTab/MainTabBarController.swift b/Mastodon/Scene/MainTab/MainTabBarController.swift
index 8b1701578..fe19640ed 100644
--- a/Mastodon/Scene/MainTab/MainTabBarController.swift
+++ b/Mastodon/Scene/MainTab/MainTabBarController.swift
@@ -189,3 +189,29 @@ extension MainTabBarController {
     }
     
 }
+
+
+extension MainTabBarController {
+    
+    override var keyCommands: [UIKeyCommand]? {
+        var commands: [UIKeyCommand] = []
+        for (i, tab) in Tab.allCases.enumerated() {
+            let title = L10n.Common.Controls.Tabs.Keyboard.switchToTab(tab.title)
+            let input = String(i + 1)
+            let command = UIKeyCommand(title: title, image: nil, action: #selector(MainTabBarController.switchToTab(_:)), input: input, modifierFlags: .control, propertyList: tab.rawValue, alternates: [], discoverabilityTitle: nil, attributes: [], state: .off)
+            commands.append(command)
+        
+        }
+        return commands
+    }
+    
+    @objc private func switchToTab(_ sender: UIKeyCommand) {
+        guard let rawValue = sender.propertyList as? Int,
+              let tab = Tab(rawValue: rawValue) else { return }
+        os_log(.info, log: .debug, "%{public}s[%{public}ld], %{public}s: %s", ((#file as NSString).lastPathComponent), #line, #function, tab.title)
+        
+        guard let index = Tab.allCases.firstIndex(of: tab) else { return }
+        selectedIndex = index
+    }
+    
+}