keyboard target wip

packages/apple-targets/src/target.ts

@@ -21,7 +21,8 @@ export type ExtensionType =
   | "action"
   | "safari"
   | "app-intent"
-  | "device-activity-monitor";
+  | "device-activity-monitor"
+  | "custom-keyboard";
 
 export const KNOWN_EXTENSION_POINT_IDENTIFIERS: Record<string, ExtensionType> =
   {
@@ -46,6 +47,7 @@ export const KNOWN_EXTENSION_POINT_IDENTIFIERS: Record<string, ExtensionType> =
     "com.apple.appintents-extension": "app-intent",
     "com.apple.deviceactivity.monitor-extension": "device-activity-monitor",
     // "com.apple.intents-service": "intents",
+    "com.apple.keyboard-service": "custom-keyboard",
   };
 
 // An exhaustive list of extension types that should sync app groups from the main target by default when
@@ -72,6 +74,7 @@ export const SHOULD_USE_APP_GROUPS_BY_DEFAULT: Record<ExtensionType, boolean> =
     safari: false,
     spotlight: false,
     watch: false,
+    "custom-keyboard": true,
   };
 
 // TODO: Maybe we can replace `NSExtensionPrincipalClass` with the `@main` annotation that newer extensions use?
@@ -279,6 +282,17 @@ export function getTargetInfoPlistForType(type: ExtensionType) {
         NSExtensionPointIdentifier,
       },
     });
+  } else if (type === "custom-keyboard") {
+    return plist.build({
+      NSExtension: {
+        NSExtensionAttributes: {
+          RequestsOpenAccess: true,
+        },
+        NSExtensionPointIdentifier,
+        NSExtensionPrincipalClass:
+          "$(PRODUCT_MODULE_NAME).KeyboardViewController",
+      },
+    });
   }
 
   // Default: used for widget and bg-download
@@ -313,6 +327,7 @@ export function needsEmbeddedSwift(type: ExtensionType) {
     "quicklook-thumbnail",
     "matter",
     "clip",
+    "custom-keyboard",
   ].includes(type);
 }
 

packages/create-target/src/createAsync.ts

@@ -190,6 +190,7 @@ export function getTemplateConfig(target: string) {
     "safari",
     "share",
     "watch",
+    "custom-keyboard",
   ].includes(target);
 
   const lines = [
@@ -256,4 +257,7 @@ const RECOMMENDED_ENTITLEMENTS: Record<Partial<ExtensionType>, any> = {
   "device-activity-monitor": {
     "com.apple.developer.family-controls": true,
   },
+  sandbox: {
+    "com.apple.security.app-sandbox": true,
+  },
 };

packages/create-target/src/promptTarget.ts

@@ -58,6 +58,7 @@ export const TARGETS = [
   { title: "Siri Intent UI", value: "intent-ui", description: "" },
   { title: "Share Extension", value: "share", description: "" },
   { title: "Watch", value: "watch", description: "" },
+  { title: "Keyboard", value: "custom-keyboard", description: "" },
 ];
 
 export function assertValidTarget(target: any): asserts target is string {

packages/create-target/templates/keyboard/Info.plist

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+    <key>NSExtension</key>
+    <dict>
+        <key>NSExtensionAttributes</key>
+        <dict>
+            <key>IsASCIICapable</key>
+            <true/>
+            <key>PrefersRightToLeft</key>
+            <false/>
+            <key>PrimaryLanguage</key>
+            <string>en-US</string>
+            <key>RequestsOpenAccess</key>
+            <false/>
+        </dict>
+        <key>NSExtensionPointIdentifier</key>
+        <string>com.apple.keyboard-service</string>
+        <key>NSExtensionPrincipalClass</key>
+        <string>$(PRODUCT_MODULE_NAME).KeyboardViewController</string>
+    </dict>
+</dict>
+</plist>

packages/create-target/templates/keyboard/KeyboardViewController.swift

@@ -0,0 +1,85 @@
+import UIKit
+import SwiftUI
+
+class KeyboardViewController: UIInputViewController {
+
+    private var keyboardView: UIView?
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+
+        // Setup the custom keyboard UI
+        setupKeyboardUI()
+    }
+
+    private func setupKeyboardUI() {
+        // Create and setup the SwiftUI keyboard view
+        let customKeyboardView = CustomKeyboardView(viewController: self)
+        let hostingController = UIHostingController(rootView: customKeyboardView)
+
+        addChild(hostingController)
+        hostingController.view.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(hostingController.view)
+
+        NSLayoutConstraint.activate([
+            hostingController.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            hostingController.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            hostingController.view.topAnchor.constraint(equalTo: view.topAnchor),
+            hostingController.view.bottomAnchor.constraint(equalTo: view.bottomAnchor)
+        ])
+
+        hostingController.didMove(toParent: self)
+    }
+}
+
+struct CustomKeyboardView: View {
+    weak var viewController: UIInputViewController?
+
+    init(viewController: UIInputViewController) {
+        self.viewController = viewController
+    }
+
+    var body: some View {
+        VStack(spacing: 10) {
+            HStack(spacing: 5) {
+                KeyButton(text: "Q") { insertText("Q") }
+                KeyButton(text: "W") { insertText("W") }
+                KeyButton(text: "E") { insertText("E") }
+                KeyButton(text: "R") { insertText("R") }
+                KeyButton(text: "T") { insertText("T") }
+            }
+            // Add more rows of keys as needed
+
+            HStack {
+                KeyButton(text: "Space") { insertText(" ") }
+                    .frame(maxWidth: .infinity)
+                KeyButton(text: "⌫") { deleteBackward() }
+            }
+        }
+        .padding()
+        .background(Color(.systemBackground))
+    }
+
+    private func insertText(_ text: String) {
+        viewController?.textDocumentProxy.insertText(text)
+    }
+
+    private func deleteBackward() {
+        viewController?.textDocumentProxy.deleteBackward()
+    }
+}
+
+struct KeyButton: View {
+    let text: String
+    let action: () -> Void
+
+    var body: some View {
+        Button(action: action) {
+            Text(text)
+                .font(.system(size: 20))
+                .frame(minWidth: 30, minHeight: 40)
+                .background(Color(.systemGray5))
+                .cornerRadius(5)
+        }
+    }
+}

targets/keyboard/Info.plist

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+  <dict>
+    <key>NSExtension</key>
+    <dict>
+      <key>NSExtensionPointIdentifier</key>
+      <string>com.apple.keyboard-service</string>
+    </dict>
+  </dict>
+</plist>

targets/keyboard/KeyboardViewController.swift

@@ -0,0 +1,85 @@
+import UIKit
+import SwiftUI
+
+class KeyboardViewController: UIInputViewController {
+
+    private var keyboardView: UIView?
+
+    override func viewDidLoad() {
+        super.viewDidLoad()
+
+        // Setup the custom keyboard UI
+        setupKeyboardUI()
+    }
+
+    private func setupKeyboardUI() {
+        // Create and setup the SwiftUI keyboard view
+        let customKeyboardView = CustomKeyboardView(viewController: self)
+        let hostingController = UIHostingController(rootView: customKeyboardView)
+
+        addChild(hostingController)
+        hostingController.view.translatesAutoresizingMaskIntoConstraints = false
+        view.addSubview(hostingController.view)
+
+        NSLayoutConstraint.activate([
+            hostingController.view.leadingAnchor.constraint(equalTo: view.leadingAnchor),
+            hostingController.view.trailingAnchor.constraint(equalTo: view.trailingAnchor),
+            hostingController.view.topAnchor.constraint(equalTo: view.topAnchor),
+            hostingController.view.bottomAnchor.constraint(equalTo: view.bottomAnchor)
+        ])
+
+        hostingController.didMove(toParent: self)
+    }
+}
+
+struct CustomKeyboardView: View {
+    weak var viewController: UIInputViewController?
+
+    init(viewController: UIInputViewController) {
+        self.viewController = viewController
+    }
+
+    var body: some View {
+        VStack(spacing: 10) {
+            HStack(spacing: 5) {
+                KeyButton(text: "Q") { insertText("Q") }
+                KeyButton(text: "W") { insertText("W") }
+                KeyButton(text: "E") { insertText("E") }
+                KeyButton(text: "R") { insertText("R") }
+                KeyButton(text: "T") { insertText("T") }
+            }
+            // Add more rows of keys as needed
+
+            HStack {
+                KeyButton(text: "Space") { insertText(" ") }
+                    .frame(maxWidth: .infinity)
+                KeyButton(text: "⌫") { deleteBackward() }
+            }
+        }
+        .padding()
+        .background(Color(.systemBackground))
+    }
+
+    private func insertText(_ text: String) {
+        viewController?.textDocumentProxy.insertText(text)
+    }
+
+    private func deleteBackward() {
+        viewController?.textDocumentProxy.deleteBackward()
+    }
+}
+
+struct KeyButton: View {
+    let text: String
+    let action: () -> Void
+
+    var body: some View {
+        Button(action: action) {
+            Text(text)
+                .font(.system(size: 20))
+                .frame(minWidth: 30, minHeight: 40)
+                .background(Color(.systemGray5))
+                .cornerRadius(5)
+        }
+    }
+}

targets/keyboard/expo-target.config.js

@@ -0,0 +1,6 @@
+/** @type {import('@bacons/apple-targets/app.plugin').ConfigFunction} */
+module.exports = config => ({
+  type: "custom-keyboard",
+  icon: 'https://github.com/expo.png',
+  entitlements: { /* Add entitlements */ },
+});