Disallow interactive gallery dismissal while editing attachment description

Packages/ComposeUI/Sources/ComposeUI/Views/Attachments/AttachmentWrapperGalleryContentViewController.swift

@@ -1,5 +1,5 @@
 //
-//  EditAttachmentWrapperGalleryContentViewController.swift
+//  AttachmentWrapperGalleryContentViewController.swift
 //  ComposeUI
 //
 //  Created by Shadowfacts on 11/22/24.
@@ -8,7 +8,7 @@
 import UIKit
 import GalleryVC
 
-class EditAttachmentWrapperGalleryContentViewController: UIViewController, GalleryContentViewController {
+class AttachmentWrapperGalleryContentViewController: UIViewController, GalleryContentViewController {
     let draftAttachment: DraftAttachment
     let wrapped: any GalleryContentViewController
     
@@ -94,6 +94,15 @@ class EditAttachmentWrapperGalleryContentViewController: UIViewController, Galle
             return true
         }
     }
+    
+    func galleryShouldBeginInteractiveDismiss() -> Bool {
+        if editDescriptionViewController.textView.isFirstResponder {
+            editDescriptionViewController.textView.resignFirstResponder()
+            return false
+        } else {
+            return true
+        }
+    }
 }
 
 private class EditAttachmentDescriptionViewController: UIViewController {

Packages/ComposeUI/Sources/ComposeUI/Views/Attachments/AttachmentsGalleryDataSource.swift

@@ -60,7 +60,7 @@ struct AttachmentsGalleryDataSource: GalleryDataSource {
             }
         }
         
-        return EditAttachmentWrapperGalleryContentViewController(draftAttachment: attachment, wrapped: content)
+        return AttachmentWrapperGalleryContentViewController(draftAttachment: attachment, wrapped: content)
     }
     
     func galleryContentTransitionSourceView(forItemAt index: Int) -> UIView? {

Packages/GalleryVC/Sources/GalleryVC/GalleryContentViewController.swift

@@ -23,6 +23,7 @@ public protocol GalleryContentViewController: UIViewController {
     func setControlsVisible(_ visible: Bool, animated: Bool, dueToUserInteraction: Bool)
     func galleryContentDidAppear()
     func galleryContentWillDisappear()
+    func galleryShouldBeginInteractiveDismiss() -> Bool
 }
 
 public extension GalleryContentViewController {
@@ -58,6 +59,10 @@ public extension GalleryContentViewController {
     
     func galleryContentWillDisappear() {
     }
+    
+    func galleryShouldBeginInteractiveDismiss() -> Bool {
+        true
+    }
 }
 
 public enum GalleryContentPresentationAnimation {

Packages/GalleryVC/Sources/GalleryVC/GalleryDismissInteraction.swift

@@ -106,12 +106,8 @@ extension GalleryDismissInteraction: UIGestureRecognizerDelegate {
         let itemVC = viewController.currentItemViewController
         if viewController.galleryDataSource.galleryContentTransitionSourceView(forItemAt: itemVC.itemIndex) == nil {
             return false
-        } else if itemVC.scrollView.zoomScale > itemVC.scrollView.minimumZoomScale {
-            return false
-        } else if !itemVC.scrollAndZoomEnabled {
-            return false
         } else {
-            return true
+            return itemVC.shouldBeginInteractiveDismiss()
         }
     }
 }

Packages/GalleryVC/Sources/GalleryVC/GalleryItemViewController.swift

@@ -528,6 +528,16 @@ class GalleryItemViewController: UIViewController {
         present(activityVC, animated: true)
     }
     
+    func shouldBeginInteractiveDismiss() -> Bool {
+        if scrollView.zoomScale > scrollView.minimumZoomScale {
+            false
+        } else if !scrollAndZoomEnabled {
+            false
+        } else {
+            content.galleryShouldBeginInteractiveDismiss()
+        }
+    }
+
 }
 
 extension GalleryItemViewController: GalleryContentViewControllerContainer {