Flutter Contact picker

Question

I\'m using contact_picker in my flutter app to access fetch a contact from the phone\'s contacts. When I click on the contact name in the phonebook, the app crashes.

Th

Answer 1

You need to edit the following file C:\your pub-cache directory\contact_picker-0.0.1+2\android\src\main\java\net\goderbauer\flutter\contactpicker\ContactPickerPlugin.java and replace with the following code.

    // Copyright 2017 Michael Goderbauer. All rights reserved.
    // Use of this source code is governed by a BSD-style license that can be
    // found in the LICENSE file.

    package net.goderbauer.flutter.contactpicker;

    import android.app.Activity;
    import android.content.Intent;
    import android.database.Cursor;
    import android.net.Uri;
    import android.provider.ContactsContract;

    import java.util.HashMap;

    import io.flutter.plugin.common.MethodChannel;
    import io.flutter.plugin.common.MethodChannel.MethodCallHandler;
    import io.flutter.plugin.common.MethodChannel.Result;
    import io.flutter.plugin.common.MethodCall;
    import io.flutter.plugin.common.PluginRegistry;
    import io.flutter.plugin.common.PluginRegistry.Registrar;

    import static android.app.Activity.RESULT_OK;

    public class ContactPickerPlugin implements MethodCallHandler, PluginRegistry.ActivityResultListener {
      public static void registerWith(Registrar registrar) {
        final MethodChannel channel = new MethodChannel(registrar.messenger(), "contact_picker");
        ContactPickerPlugin instance = new ContactPickerPlugin(registrar.activity());
        registrar.addActivityResultListener(instance);
        channel.setMethodCallHandler(instance);
      }

        private ContactPickerPlugin(Activity activity) {
            this.activity = activity;
        }

      private static int PICK_CONTACT = 2015;

      private Activity activity;
      private Result pendingResult = null;

      @Override
      public void onMethodCall(MethodCall call, Result result) {
        if (call.method.equals("selectContact")) {
          if (pendingResult != null) {
            pendingResult.error("multiple_requests", "Cancelled by a second request.", null);
            pendingResult = null;
          }
          pendingResult = result;

          Intent i = new Intent(Intent.ACTION_PICK, ContactsContract.CommonDataKinds.Phone.CONTENT_URI);
          activity.startActivityForResult(i, PICK_CONTACT);
        } else {
          //result.notImplemented();
         pendingResult = null;
        }
      }

      @Override
      public boolean onActivityResult(int requestCode, int resultCode, Intent data) {
        if (requestCode != PICK_CONTACT) {
          return false;
        }
        if (resultCode != RESULT_OK) {
          pendingResult.success(null);
          pendingResult = null;
        }
        if(pendingResult != null){
        Uri contactUri = data.getData();
        Cursor cursor = activity.getContentResolver().query(contactUri, null, null, null, null);
        cursor.moveToFirst();

        int phoneType = cursor.getInt(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.TYPE));
        String customLabel = cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.LABEL));
        String label = (String) ContactsContract.CommonDataKinds.Email.getTypeLabel(activity.getResources(), phoneType, customLabel);
        String number = cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
        String fullName = cursor.getString(cursor.getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME));

        HashMap phoneNumber = new HashMap();
        phoneNumber.put("number", number);
        phoneNumber.put("label", label);

        HashMap contact = new HashMap();
        contact.put("fullName", fullName);
        contact.put("phoneNumber", phoneNumber);

        pendingResult.success(contact);
        pendingResult = null;
        return true;
      }
      else{
        pendingResult = null;
        return false;
      }
      }
    }

Cheers!