From ff9f49416a3c48fe5d504ffcb111ccf6ed26d38a Mon Sep 17 00:00:00 2001
From: Kyle Spearrin <kyle.spearrin@gmail.com>
Date: Mon, 16 Apr 2018 11:01:32 -0400
Subject: [PATCH] track with node id + hash code

---
 src/Android/Autofill/Field.cs           | 2 ++
 src/Android/Autofill/FieldCollection.cs | 4 +++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Android/Autofill/Field.cs b/src/Android/Autofill/Field.cs
index 8e2bb6815..36d18de20 100644
--- a/src/Android/Autofill/Field.cs
+++ b/src/Android/Autofill/Field.cs
@@ -16,6 +16,7 @@ namespace Bit.Android.Autofill
         public Field(ViewNode node)
         {
             Id = node.Id;
+            TrackingId = $"{node.Id}_{node.GetHashCode()}";
             IdEntry = node.IdEntry;
             AutofillId = node.AutofillId;
             AutofillType = node.AutofillType;
@@ -68,6 +69,7 @@ namespace Bit.Android.Autofill
         }
         public string Hint { get; set; }
         public int Id { get; private set; }
+        public string TrackingId { get; private set; }
         public string IdEntry { get; set; }
         public AutofillId AutofillId { get; private set; }
         public AutofillType AutofillType { get; private set; }
diff --git a/src/Android/Autofill/FieldCollection.cs b/src/Android/Autofill/FieldCollection.cs
index 789699cf7..e734b4cda 100644
--- a/src/Android/Autofill/FieldCollection.cs
+++ b/src/Android/Autofill/FieldCollection.cs
@@ -33,6 +33,7 @@ namespace Bit.Android.Autofill
         }
         public HashSet<string> Hints { get; private set; } = new HashSet<string>();
         public HashSet<string> FocusedHints { get; private set; } = new HashSet<string>();
+        public HashSet<string> FieldTrackingIds { get; private set; } = new HashSet<string>();
         public List<Field> Fields { get; private set; } = new List<Field>();
         public IDictionary<string, List<Field>> HintToFieldsMap { get; private set; } =
             new Dictionary<string, List<Field>>();
@@ -120,13 +121,14 @@ namespace Bit.Android.Autofill
 
         public void Add(Field field)
         {
-            if(Fields.Contains(field))
+            if(field == null || FieldTrackingIds.Contains(field.TrackingId))
             {
                 return;
             }
 
             _passwordFields = _usernameFields = null;
 
+            FieldTrackingIds.Add(field.TrackingId);
             Fields.Add(field);
             AutofillIds.Add(field.AutofillId);