1 files changed, 82 insertions, 0 deletions
diff --git a/input/autofill/AutofillFramework/kotlinApp/Application/src/main/java/com/example/android/autofillframework/multidatasetservice/AutofillFieldMetadata.kt b/input/autofill/AutofillFramework/kotlinApp/Application/src/main/java/com/example/android/autofillframework/multidatasetservice/AutofillFieldMetadata.kt
new file mode 100644
index 00000000..47539dfd
--- /dev/null
+++ b/input/autofill/AutofillFramework/kotlinApp/Application/src/main/java/com/example/android/autofillframework/multidatasetservice/AutofillFieldMetadata.kt
@@ -0,0 +1,82 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.example.android.autofillframework.multidatasetservice
+
+import android.app.assist.AssistStructure.ViewNode;
+import android.service.autofill.SaveInfo
+import android.view.View
+import android.view.autofill.AutofillId
+
+/**
+ * A stripped down version of a [ViewNode] that contains only autofill-relevant metadata. It also
+ * contains a `saveType` flag that is calculated based on the [ViewNode]'s autofill hints.
+ */
+class AutofillFieldMetadata(view: ViewNode) {
+    var saveType = 0
+        private set
+
+    val autofillHints: Array<String> = view.autofillHints
+    val autofillId: AutofillId = view.autofillId
+    val autofillType: Int = view.autofillType
+    val autofillOptions: Array<CharSequence>? = view.autofillOptions
+    val isFocused: Boolean = view.isFocused
+
+    init {
+        updateSaveTypeFromHints()
+    }
+
+    /**
+     * When the [ViewNode] is a list that the user needs to choose a string from (i.e. a spinner),
+     * this is called to return the index of a specific item in the list.
+     */
+    fun getAutofillOptionIndex(value: CharSequence): Int? {
+        return autofillOptions?.indexOf(value)
+    }
+
+    private fun updateSaveTypeFromHints() {
+        saveType = 0
+        for (hint in autofillHints) {
+            when (hint) {
+                View.AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_DATE,
+                View.AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_DAY,
+                View.AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_MONTH,
+                View.AUTOFILL_HINT_CREDIT_CARD_EXPIRATION_YEAR,
+                View.AUTOFILL_HINT_CREDIT_CARD_NUMBER,
+                View.AUTOFILL_HINT_CREDIT_CARD_SECURITY_CODE -> {
+                    saveType = saveType or SaveInfo.SAVE_DATA_TYPE_CREDIT_CARD
+                }
+                View.AUTOFILL_HINT_EMAIL_ADDRESS -> {
+                    saveType = saveType or SaveInfo.SAVE_DATA_TYPE_EMAIL_ADDRESS
+                }
+                View.AUTOFILL_HINT_PHONE, View.AUTOFILL_HINT_NAME -> {
+                    saveType = saveType or SaveInfo.SAVE_DATA_TYPE_GENERIC
+                }
+                View.AUTOFILL_HINT_PASSWORD -> {
+                    saveType = saveType or SaveInfo.SAVE_DATA_TYPE_PASSWORD
+                    saveType = saveType and SaveInfo.SAVE_DATA_TYPE_EMAIL_ADDRESS.inv()
+                    saveType = saveType and SaveInfo.SAVE_DATA_TYPE_USERNAME.inv()
+                }
+                View.AUTOFILL_HINT_POSTAL_ADDRESS,
+                View.AUTOFILL_HINT_POSTAL_CODE -> {
+                    saveType = saveType or SaveInfo.SAVE_DATA_TYPE_ADDRESS
+                }
+                View.AUTOFILL_HINT_USERNAME -> {
+                    saveType = saveType or SaveInfo.SAVE_DATA_TYPE_USERNAME
+                }
+            }
+        }
+    }
+}