feat(capacitor): demo local datepicker for ios

ios/App/App/UILocalPlugin.swift

@@ -14,14 +14,92 @@ public class UILocalPlugin: CAPPlugin, CAPBridgedPlugin {
   public let identifier = "UILocalPlugin"
   public let jsName = "UILocal"
   
+  private var call: CAPPluginCall?
+  private var selectedDate: Date?
+  
   public let pluginMethods: [CAPPluginMethod] = [
     CAPPluginMethod(name: "showDatePicker", returnType: CAPPluginReturnPromise)
   ]
   
   @objc func showDatePicker(_ call: CAPPluginCall) {
-    call.resolve(["msg": "TOOD show datepicker"])
+    self.call = call
+    
+    DispatchQueue.main.async { [weak self] in
+      let datePicker = UIDatePicker()
+      datePicker.datePickerMode = .date
+      datePicker.preferredDatePickerStyle = .wheels
+      datePicker.addTarget(self, action: #selector(self?.dateChanged(_:)), for: .valueChanged)
+      
+      // Create hosting view controller
+      let viewController = UIViewController()
+      viewController.view.backgroundColor = .white
+      
+      // Create the top toolbar (including cancel and confirm buttons)
+      let toolbar = UIToolbar()
+      toolbar.translatesAutoresizingMaskIntoConstraints = false
+      let cancelButton = UIBarButtonItem(title: "Cancel", style: .plain, target: self, action: #selector(self?.cancelTapped))
+      let doneButton = UIBarButtonItem(title: "Done", style: .done, target: self, action: #selector(self?.confirmTapped))
+      let flexibleSpace = UIBarButtonItem(barButtonSystemItem: .flexibleSpace, target: nil, action: nil)
+      toolbar.setItems([cancelButton, flexibleSpace, doneButton], animated: false)
+      toolbar.sizeToFit()
+      
+      // Add date selector and toolbar to the view
+      datePicker.translatesAutoresizingMaskIntoConstraints = false
+      viewController.view.addSubview(datePicker)
+      viewController.view.addSubview(toolbar)
+      
+      // Set layout constraints
+      NSLayoutConstraint.activate([
+        toolbar.topAnchor.constraint(equalTo: viewController.view.safeAreaLayoutGuide.topAnchor),
+        toolbar.leadingAnchor.constraint(equalTo: viewController.view.leadingAnchor),
+        toolbar.trailingAnchor.constraint(equalTo: viewController.view.trailingAnchor),
+        
+        datePicker.topAnchor.constraint(equalTo: toolbar.bottomAnchor, constant: 10),
+        datePicker.leadingAnchor.constraint(equalTo: viewController.view.leadingAnchor),
+        datePicker.trailingAnchor.constraint(equalTo: viewController.view.trailingAnchor),
+        datePicker.bottomAnchor.constraint(lessThanOrEqualTo: viewController.view.safeAreaLayoutGuide.bottomAnchor, constant: -10)
+      ])
+      
+      // Set bottom sheet style (compatible with iOS 13+)
+      viewController.modalPresentationStyle = .formSheet
+      viewController.isModalInPresentation = true
+      
+      // Present View Controller
+      guard let presentingViewController = self?.bridge?.viewController else {
+        call.reject("Unable to present date picker")
+        return
+      }
+      presentingViewController.present(viewController, animated: true, completion: nil)
+    }
+  }
+  
+  @objc private func dateChanged(_ datePicker: UIDatePicker) {
+    self.selectedDate = datePicker.date
+    self.call?.keepAlive = true // Keep calling until confirmed or canceled
   }
   
+  @objc private func confirmTapped() {
+    if let date = self.selectedDate {
+      let formatter = DateFormatter()
+      formatter.dateFormat = "yyyy-MM-dd"
+      let dateString = formatter.string(from: date)
+      let result: PluginCallResultData = ["value": dateString]
+      self.call?.resolve(result)
+    } else {
+      let formatter = DateFormatter()
+      formatter.dateFormat = "yyyy-MM-dd"
+      let dateString = formatter.string(from: Date())
+      let result: PluginCallResultData = ["value": dateString]
+      self.call?.resolve(result)
+    }
+    
+    self.bridge?.viewController?.dismiss(animated: true, completion: nil)
+  }
+  
+  @objc private func cancelTapped() {
+    self.call?.reject("Date selection cancelled")
+    self.bridge?.viewController?.dismiss(animated: true, completion: nil)
+  }
   
   override public func load () {
     print("🔅 UILocalPlugin loaded")

src/main/capacitor/components/app.cljs

@@ -124,7 +124,7 @@
                                                           (-> (page-handler/<create! page-name {:redirect? false})
                                                               (p/then #(nav-to-journal! (db/get-page page-name)))))))]
 
-                                    (if (mobile-util/native-android?)
+                                    (if (mobile-util/native-platform?)
                                       (-> (.showDatePicker mobile-util/ui-local)
                                           (p/then (fn [^js e] (some-> e (.-value) (apply-date!)))))