handle showing and deleting local private groups

app/src/main/kotlin/com/simplemobiletools/contacts/adapters/GroupsAdapter.kt

@@ -13,7 +13,9 @@ import com.simplemobiletools.contacts.R
 import com.simplemobiletools.contacts.activities.SimpleActivity
 import com.simplemobiletools.contacts.dialogs.RenameGroupDialog
 import com.simplemobiletools.contacts.extensions.config
+import com.simplemobiletools.contacts.extensions.dbHelper
 import com.simplemobiletools.contacts.helpers.ContactsHelper
+import com.simplemobiletools.contacts.helpers.FIRST_GROUP_ID
 import com.simplemobiletools.contacts.helpers.GROUPS_TAB_MASK
 import com.simplemobiletools.contacts.interfaces.RefreshContactsListener
 import com.simplemobiletools.contacts.models.Group
@@ -97,7 +99,11 @@ class GroupsAdapter(activity: SimpleActivity, var groups: ArrayList<Group>, val
         selectedPositions.sortedDescending().forEach {
             val group = groups[it]
             groupsToRemove.add(group)
-            ContactsHelper(activity).deleteGroup(group.id)
+            if (group.id >= FIRST_GROUP_ID) {
+                activity.dbHelper.deleteGroup(group.id)
+            } else {
+                ContactsHelper(activity).deleteGroup(group.id)
+            }
         }
         groups.removeAll(groupsToRemove)
 

app/src/main/kotlin/com/simplemobiletools/contacts/helpers/Constants.kt

@@ -14,6 +14,7 @@ const val CONTACT_ID = "contact_id"
 const val SMT_PRIVATE = "smt_private"   // used at the contact source of local contacts hidden from other apps
 const val IS_PRIVATE = "is_private"
 const val GROUP = "group"
+const val FIRST_GROUP_ID = 10000
 
 const val LOCATION_CONTACTS_TAB = 1
 const val LOCATION_FAVORITES_TAB = 2

app/src/main/kotlin/com/simplemobiletools/contacts/helpers/ContactsHelper.kt

@@ -390,6 +390,7 @@ class ContactsHelper(val activity: BaseSimpleActivity) {
             cursor?.close()
         }
 
+        groups.addAll(activity.dbHelper.getGroups())
         return groups
     }
 

app/src/main/kotlin/com/simplemobiletools/contacts/helpers/DBHelper.kt

@@ -13,6 +13,7 @@ import com.google.gson.Gson
 import com.google.gson.reflect.TypeToken
 import com.simplemobiletools.commons.extensions.getBlobValue
 import com.simplemobiletools.commons.extensions.getIntValue
+import com.simplemobiletools.commons.extensions.getLongValue
 import com.simplemobiletools.commons.extensions.getStringValue
 import com.simplemobiletools.contacts.extensions.getByteArray
 import com.simplemobiletools.contacts.extensions.getPhotoThumbnailSize
@@ -37,7 +38,6 @@ class DBHelper private constructor(val context: Context) : SQLiteOpenHelper(cont
     private val COL_TITLE = "title"
 
     private val FIRST_CONTACT_ID = 1000000
-    private val FIRST_GROUP_ID = 10000
 
     private val mDb = writableDatabase
 
@@ -162,12 +162,29 @@ class DBHelper private constructor(val context: Context) : SQLiteOpenHelper(cont
         return mDb.update(GROUPS_TABLE_NAME, contactValues, selection, selectionArgs) == 1
     }
 
+    fun deleteGroup(id: Long) = deleteGroups(arrayOf(id.toString()))
+
     fun deleteGroups(ids: Array<String>) {
         val args = TextUtils.join(", ", ids)
         val selection = "$GROUPS_TABLE_NAME.$COL_ID IN ($args)"
         mDb.delete(GROUPS_TABLE_NAME, selection, null)
     }
 
+    fun getGroups(): ArrayList<Group> {
+        val groups = ArrayList<Group>()
+        val projection = arrayOf(COL_ID, COL_TITLE)
+        val cursor = mDb.query(GROUPS_TABLE_NAME, projection, null, null, null, null, null)
+        cursor.use {
+            while (cursor.moveToNext()) {
+                val id = cursor.getLongValue(COL_ID)
+                val title = cursor.getStringValue(COL_TITLE)
+                val group = Group(id, title)
+                groups.add(group)
+            }
+        }
+        return groups
+    }
+
     private fun fillGroupValues(group: Group): ContentValues {
         return ContentValues().apply {
             put(COL_TITLE, group.title)