From b3d99e99e0bc0724a723c8ee283e15987e46c445 Mon Sep 17 00:00:00 2001
From: Dirkster99 <Dirk.Bahle@gmx.de>
Date: Mon, 3 Sep 2018 16:32:53 +0200
Subject: [PATCH] Adding group import and export capability

https://github.com/SimpleMobileTools/Simple-Contacts/issues/146
---
 .../contacts/helpers/VcfExporter.kt           | 12 +++++++
 .../contacts/helpers/VcfImporter.kt           | 32 +++++++++++++++++++
 2 files changed, 44 insertions(+)

diff --git a/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfExporter.kt b/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfExporter.kt
index b4651fb5..399ab49b 100644
--- a/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfExporter.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfExporter.kt
@@ -123,6 +123,18 @@ class VcfExporter {
                         card.addPhoto(photo)
                     }
 
+                    // Export a list of groups where this contact is a member of
+                    if (contact.groups.size > 0){
+
+                        // Copy groups into a categorized list and add this category into VCard
+                        val groupList = Categories();
+                        contact.groups.forEach{
+                            groupList.addParameter("GROUP", it.title);
+                        }
+
+                        card.addCategories(groupList);
+                    }
+
                     cards.add(card)
                     contactsExported++
                 }
diff --git a/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfImporter.kt b/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfImporter.kt
index ae9dc510..ca81848c 100644
--- a/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfImporter.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/contacts/helpers/VcfImporter.kt
@@ -5,7 +5,9 @@ import android.graphics.BitmapFactory
 import android.provider.ContactsContract.CommonDataKinds
 import android.widget.Toast
 import com.simplemobiletools.commons.extensions.showErrorToast
+import com.simplemobiletools.contacts.R
 import com.simplemobiletools.contacts.activities.SimpleActivity
+import com.simplemobiletools.contacts.extensions.dbHelper
 import com.simplemobiletools.contacts.extensions.getCachePhoto
 import com.simplemobiletools.contacts.extensions.getCachePhotoUri
 import com.simplemobiletools.contacts.helpers.VcfImporter.ImportResult.*
@@ -102,6 +104,36 @@ class VcfImporter(val activity: SimpleActivity) {
                 val contactId = 0
                 val notes = ezContact.notes.firstOrNull()?.value ?: ""
                 val groups = ArrayList<Group>()
+
+                if (ezContact.categories != null){  // Iterate through categories of this contact (if any)
+
+                    // Iterate through group names for this contact
+                    // Check if group already exist and create it if not
+                    // Associate group with this user
+                    val groupNames = ezContact.categories.getParameters("GROUP");
+
+                    if (groupNames != null){                  // Resolve group references for this contact
+
+                        val storedGroups = ContactsHelper(activity).getStoredGroups();
+                        groupNames.forEach {
+
+                            val groupName = it;
+                            val storedGroup = storedGroups.firstOrNull { it.title == groupName }
+
+                            if (storedGroup != null){
+                                groups.add(storedGroup); // Group is already present on this device
+                            }
+                            else {
+                                // Group is not present on this device, yet so we create a new one
+                                val newcontactGroup = activity.dbHelper.insertGroup(Group(0, groupName));
+
+                                if (newcontactGroup != null)     // and associate it with this contact
+                                    groups.add(newcontactGroup);
+                            }
+                        }
+                    }
+                }
+				
                 val company = ezContact.organization?.values?.firstOrNull() ?: ""
                 val jobPosition = ezContact.titles?.firstOrNull()?.value ?: ""
                 val organization = Organization(company, jobPosition)