made qr code scanner work in choose contact

1 files changed, 48 insertions, 5 deletions

diff --git a/src/main/java/de/pixart/messenger/ui/ChooseContactActivity.java b/src/main/java/de/pixart/messenger/ui/ChooseContactActivity.java
index 647330c71..a6203215a 100644
--- a/src/main/java/de/pixart/messenger/ui/ChooseContactActivity.java
+++ b/src/main/java/de/pixart/messenger/ui/ChooseContactActivity.java
@@ -4,6 +4,7 @@ import android.app.Activity;
 import android.content.Context;
 import android.content.Intent;
 import android.os.Bundle;
+import android.support.annotation.NonNull;
 import android.support.annotation.StringRes;
 import android.support.v7.app.ActionBar;
 import android.view.ActionMode;
@@ -28,6 +29,9 @@ import de.pixart.messenger.entities.Contact;
 import de.pixart.messenger.entities.Conversation;
 import de.pixart.messenger.entities.ListItem;
 import de.pixart.messenger.entities.MucOptions;
+import de.pixart.messenger.ui.util.ActivityResult;
+import de.pixart.messenger.ui.util.PendingItem;
+import de.pixart.messenger.utils.XmppUri;
 import rocks.xmpp.addr.Jid;
 
 public class ChooseContactActivity extends AbstractSearchableListItemActivity {
@@ -37,6 +41,8 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
     private Set<Contact> selected;
     private Set<String> filterContacts;
 
+    private PendingItem<ActivityResult> postponedActivityResult = new PendingItem<>();
+
     public static Intent create(Activity activity, Conversation conversation) {
         final Intent intent = new Intent(activity, ChooseContactActivity.class);
         List<String> contacts = new ArrayList<>();
@@ -149,7 +155,7 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
         final Intent i = getIntent();
         boolean showEnterJid = i != null && i.getBooleanExtra("show_enter_jid", false);
         if (showEnterJid) {
-            this.binding.fab.setOnClickListener((v) -> showEnterJidDialog());
+            this.binding.fab.setOnClickListener((v) -> showEnterJidDialog(null));
         } else {
             this.binding.fab.setVisibility(View.GONE);
         }
@@ -223,11 +229,18 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
         return super.onOptionsItemSelected(item);
     }
 
-    protected void showEnterJidDialog() {
+    protected void showEnterJidDialog(XmppUri uri) {
+        Jid jid = uri == null ? null : uri.getJid();
         EnterJidDialog dialog = new EnterJidDialog(
-                this, mKnownHosts, mActivatedAccounts,
-                getString(R.string.enter_contact), getString(R.string.select),
-                null, getIntent().getStringExtra(EXTRA_ACCOUNT), true, xmppConnectionService.multipleAccounts()
+                this,
+                mKnownHosts,
+                mActivatedAccounts,
+                getString(R.string.enter_contact),
+                getString(R.string.select),
+                jid == null ? null : jid.asBareJid().toString(),
+                getIntent().getStringExtra(EXTRA_ACCOUNT),
+                true,
+                xmppConnectionService.multipleAccounts()
         );
 
         dialog.setOnEnterJidDialogPositiveListener((accountJid, contactJid) -> {
@@ -249,6 +262,27 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
     }
 
     @Override
+    public void onActivityResult(int requestCode, int resultCode, Intent intent) {
+        super.onActivityResult(requestCode, requestCode, intent);
+        ActivityResult activityResult = ActivityResult.of(requestCode, resultCode, intent);
+        if (xmppConnectionService != null) {
+            handleActivityResult(activityResult);
+        } else {
+            this.postponedActivityResult.push(activityResult);
+        }
+    }
+
+    private void handleActivityResult(ActivityResult activityResult) {
+        if (activityResult.resultCode == RESULT_OK && activityResult.requestCode == ScanActivity.REQUEST_SCAN_QR_CODE) {
+            String result = activityResult.data.getStringExtra(ScanActivity.INTENT_EXTRA_RESULT);
+            XmppUri uri = new XmppUri(result == null ? "" : result);
+            if (uri.isJidValid()) {
+                showEnterJidDialog(uri);
+            }
+        }
+    }
+
+    @Override
     void onBackendConnected() {
         filterContacts();
 
@@ -263,5 +297,14 @@ public class ChooseContactActivity extends AbstractSearchableListItemActivity {
             }
         }
         this.mKnownHosts = xmppConnectionService.getKnownHosts();
+        ActivityResult activityResult = this.postponedActivityResult.pop();
+        if (activityResult != null) {
+            handleActivityResult(activityResult);
+        }
+    }
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[], @NonNull int[] grantResults) {
+        ScanActivity.onRequestPermissionResult(this, requestCode, grantResults);
     }
 }