Combine the Server Selection screen into the Server Confirmation screen and add autocompletion when entering an account provider. (#5949)

* Adjust login flow to exclusively use the ServerSelectionScreen * Move async code to server selection vm * ServerSelection supports pro picker options * Use homeserver address for both confirmation and picker modes * rename ServerSelectionScreenMode * remove ServerConfirmationScreen It's been superseded by the ServerSelectionScreen * rename userInput * Update strings with latest design strings * Add server input autocompletion * Store previous servers in AppSettings and autofill on server signin * Audit changes for logging * Enforce lowercase server history storage * Update tests * Update Xcode project * PR review fixups * Add HomeserverHistoryManager * Review fixups 2 * Review fixups 3
2026-11-03 06:55:59 +00:00 · 2026-08-10 12:38:37 -05:00
parent 42a7b6e8ee
commit 6efa8743ff
71 changed files with 977 additions and 1357 deletions
@@ -0,0 +1,100 @@
+//
+// Copyright 2026 Element Creations Ltd.
+//
+// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+// Please see LICENSE files in the repository root for full details.
+//
+
+import Combine
+import UIKit
+
+/// When leveraging introspection, this allows intercepting UITextFieldDelegate calls
+class TextFieldAdapter: NSObject, UITextFieldDelegate {
+    var textField: UITextField? {
+        didSet {
+            oldValue?.delegate = nil
+            passthroughDelegate = textField?.delegate
+            textField?.delegate = self
+        }
+    }
+    
+    /// the original swiftui delegate
+    private var passthroughDelegate: UITextFieldDelegate?
+    
+    private let keystrokeSubject = PassthroughSubject<String, Never>()
+    /// fires when keystrokes are made. does not fire for deletions or programmatic text changes
+    var keystrokePublisher: AnyPublisher<String, Never> {
+        keystrokeSubject.eraseToAnyPublisher()
+    }
+    
+    func textField(_ textField: UITextField, shouldChangeCharactersInRanges ranges: [NSValue], replacementString string: String) -> Bool {
+        guard let range = ranges.first?.rangeValue else { return true }
+        if string.isEmpty == false { // don't fire for backspaces
+            let previousText = textField.text ?? ""
+            
+            let completeString = (previousText as NSString).replacingCharacters(in: range, with: string)
+            
+            keystrokeSubject.send(completeString)
+        }
+        return true
+    }
+    
+    func textField(_ textField: UITextField, shouldChangeCharactersIn range: NSRange, replacementString string: String) -> Bool {
+        self.textField(textField, shouldChangeCharactersInRanges: [NSValue(range: range)], replacementString: string)
+    }
+    
+    // MARK: - Passthrough
+    
+    func textFieldShouldBeginEditing(_ textField: UITextField) -> Bool {
+        passthroughDelegate?.textFieldShouldBeginEditing?(textField) ?? true
+    }
+    
+    func textFieldDidBeginEditing(_ textField: UITextField) {
+        passthroughDelegate?.textFieldDidBeginEditing?(textField)
+    }
+    
+    func textFieldShouldEndEditing(_ textField: UITextField) -> Bool {
+        passthroughDelegate?.textFieldShouldEndEditing?(textField) ?? true
+    }
+    
+    func textFieldDidEndEditing(_ textField: UITextField, reason: UITextField.DidEndEditingReason) {
+        passthroughDelegate?.textFieldDidEndEditing?(textField, reason: reason)
+    }
+    
+    func textFieldDidEndEditing(_ textField: UITextField) {
+        passthroughDelegate?.textFieldDidEndEditing?(textField)
+    }
+    
+    func textFieldShouldClear(_ textField: UITextField) -> Bool {
+        passthroughDelegate?.textFieldShouldClear?(textField) ?? true
+    }
+    
+    func textFieldShouldReturn(_ textField: UITextField) -> Bool {
+        passthroughDelegate?.textFieldShouldReturn?(textField) ?? true
+    }
+    
+    func textFieldDidChangeSelection(_ textField: UITextField) {
+        passthroughDelegate?.textFieldDidChangeSelection?(textField)
+    }
+    
+    @available(iOS 26.0, *)
+    func textField(_ textField: UITextField, editMenuForCharactersInRanges ranges: [NSValue], suggestedActions: [UIMenuElement]) -> UIMenu? {
+        passthroughDelegate?.textField?(textField, editMenuForCharactersInRanges: ranges, suggestedActions: suggestedActions)
+    }
+    
+    func textField(_ textField: UITextField, editMenuForCharactersIn range: NSRange, suggestedActions: [UIMenuElement]) -> UIMenu? {
+        passthroughDelegate?.textField?(textField, editMenuForCharactersIn: range, suggestedActions: suggestedActions)
+    }
+    
+    func textField(_ textField: UITextField, willPresentEditMenuWith animator: any UIEditMenuInteractionAnimating) {
+        passthroughDelegate?.textField?(textField, willPresentEditMenuWith: animator)
+    }
+    
+    func textField(_ textField: UITextField, willDismissEditMenuWith animator: any UIEditMenuInteractionAnimating) {
+        passthroughDelegate?.textField?(textField, willDismissEditMenuWith: animator)
+    }
+    
+    func textField(_ textField: UITextField, insertInputSuggestion inputSuggestion: UIInputSuggestion) {
+        passthroughDelegate?.textField?(textField, insertInputSuggestion: inputSuggestion)
+    }
+}