From f23537f84b01547adeadf0069a1dc5491bba5bda Mon Sep 17 00:00:00 2001
From: Andrey Epin <ayepin@google.com>
Date: Sat, 17 Feb 2024 13:41:31 -0800
Subject: Shareousel: make the only selected item unselectable

Fix: 325496908
Test: atest IntentResolver-tests-unit
Test: manual functionality testing
Change-Id: Ie7d8a7691d697f3c0aa87ce0a4b144f48bfdbdd5
---
 .../intentresolver/contentpreview/PayloadToggleInteractor.kt | 11 ++++++-----
 .../intentresolver/contentpreview/SelectionTracker.kt        |  2 +-
 .../intentresolver/contentpreview/TargetIntentModifier.kt    | 12 +++++++-----
 3 files changed, 14 insertions(+), 11 deletions(-)

(limited to 'java/src')

diff --git a/java/src/com/android/intentresolver/contentpreview/PayloadToggleInteractor.kt b/java/src/com/android/intentresolver/contentpreview/PayloadToggleInteractor.kt
index 003f6884..61eaca77 100644
--- a/java/src/com/android/intentresolver/contentpreview/PayloadToggleInteractor.kt
+++ b/java/src/com/android/intentresolver/contentpreview/PayloadToggleInteractor.kt
@@ -163,13 +163,14 @@ class PayloadToggleInteractor(
 
     fun setSelected(item: Item, isSelected: Boolean) {
         val record = item as Record
-        record.isSelected.value = isSelected
         scope.launch {
             val (_, selectionTracker) = waitForCursorData() ?: return@launch
-            selectionTracker.setItemSelection(record.key, record, isSelected)
-            val targetIntent = targetIntentModifier(selectionTracker.getSelection())
-            val newJob = scope.launch { notifySelectionChanged(targetIntent) }
-            notifySelectionJobRef.getAndSet(newJob)?.cancel()
+            if (selectionTracker.setItemSelection(record.key, record, isSelected)) {
+                val targetIntent = targetIntentModifier(selectionTracker.getSelection())
+                val newJob = scope.launch { notifySelectionChanged(targetIntent) }
+                notifySelectionJobRef.getAndSet(newJob)?.cancel()
+                record.isSelected.value = selectionTracker.isItemSelected(record.key)
+            }
         }
     }
 
diff --git a/java/src/com/android/intentresolver/contentpreview/SelectionTracker.kt b/java/src/com/android/intentresolver/contentpreview/SelectionTracker.kt
index 4ce006ec..c9431731 100644
--- a/java/src/com/android/intentresolver/contentpreview/SelectionTracker.kt
+++ b/java/src/com/android/intentresolver/contentpreview/SelectionTracker.kt
@@ -131,7 +131,7 @@ class SelectionTracker<Item>(
             selections[key] = item
             return true
         }
-        if (!isSelected && idx >= 0) {
+        if (!isSelected && idx >= 0 && selections.size() > 1) {
             selections.removeAt(idx)
             return true
         }
diff --git a/java/src/com/android/intentresolver/contentpreview/TargetIntentModifier.kt b/java/src/com/android/intentresolver/contentpreview/TargetIntentModifier.kt
index d7e04920..58da5bc4 100644
--- a/java/src/com/android/intentresolver/contentpreview/TargetIntentModifier.kt
+++ b/java/src/com/android/intentresolver/contentpreview/TargetIntentModifier.kt
@@ -46,12 +46,14 @@ class TargetIntentModifier<Item>(
             } else {
                 putParcelableArrayListExtra(EXTRA_STREAM, uris)
             }
-            clipData =
-                ClipData("", arrayOf(targetMimeType), ClipData.Item(uris[0])).also {
-                    for (i in 1 until uris.size) {
-                        it.addItem(ClipData.Item(uris[i]))
+            if (uris.isNotEmpty()) {
+                clipData =
+                    ClipData("", arrayOf(targetMimeType), ClipData.Item(uris[0])).also {
+                        for (i in 1 until uris.size) {
+                            it.addItem(ClipData.Item(uris[i]))
+                        }
                     }
-                }
+            }
         }
     }
 
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