Added sign up button

ui/src/main/java/com/getbubblenow/android/activity/LoginActivity.java

@@ -6,6 +6,7 @@ import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 
 import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
 import android.text.Editable;
 import android.text.TextUtils;
@@ -22,7 +23,6 @@ import android.widget.Toast;
 
 import com.getbubblenow.android.R;
 import com.getbubblenow.android.api.ApiConstants;
-import com.getbubblenow.android.repository.DataRepository;
 import com.getbubblenow.android.resource.StatusResource;
 import com.getbubblenow.android.viewmodel.LoginViewModel;
 
@@ -33,6 +33,7 @@ public class LoginActivity extends BaseActivityBubble {
     private EditText userName;
     private EditText password;
     private AppCompatButton sign;
+    private TextView signUpButton;
 
     private boolean userNameStateFlag = false;
     private boolean passwordStateFlag = false;
@@ -40,6 +41,7 @@ public class LoginActivity extends BaseActivityBubble {
     private static final String PASSWORD_KEY = "password";
     private static final String NO_INTERNET_CONNECTION = "no internet connection";
     private static final String LOGIN_FAILED = "Login Failed";
+    private static final String REGISTER_POSTFIX = "/register";
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -63,12 +65,34 @@ public class LoginActivity extends BaseActivityBubble {
         userNameStateListener();
         passwordStateListener();
         sendListener();
+        signUpButton.setOnClickListener(v -> signUp());
+    }
+
+    private void signUp() {
+        showLoadingDialog();
+        loginViewModel.getSignUpSage(this).observe(this, statusResource -> {
+            switch (statusResource.status) {
+                case SUCCESS:
+                    closeLoadingDialog();
+                    final String sage = statusResource.data;
+                    final String url = sage + REGISTER_POSTFIX;
+                    final Intent intent = new Intent(Intent.ACTION_VIEW);
+                    intent.setData(Uri.parse(url));
+                    startActivity(intent);
+                    break;
+                case ERROR:
+                    closeLoadingDialog();
+                    showErrorDialog(statusResource.message);
+                    break;
+            }
+        });
     }
 
     private void initViews() {
         userName = findViewById(R.id.userName);
         password = findViewById(R.id.password);
         sign = findViewById(R.id.signButton);
+        signUpButton = findViewById(R.id.signUpButton);
     }
 
 

ui/src/main/java/com/getbubblenow/android/repository/DataRepository.java

@@ -78,6 +78,7 @@ public class DataRepository {
     private static final String RUNNING = "running";
     private static final String BASE_URL_PREFIX = "https://";
     private static final String BASE_URL_SUFFIX = ":1443/api/";
+    private static final String SAGE_LIST_IS_EMPTY = "Sage list is empty";
     private static String deviceName;
     private static String deviceID;
     private List<String> nodes;
@@ -251,6 +252,30 @@ public class DataRepository {
     }
 
 
+    public MutableLiveData<StatusResource<String>> getSignUpSage(final Context context) {
+        return new NetworkBoundStatusResource<String>() {
+            @Override protected void createCall() {
+                final Disposable sagesDisposable = clientApi.getSages()
+                        .subscribeOn(Schedulers.newThread())
+                        .observeOn(AndroidSchedulers.mainThread())
+                        .subscribe(sages -> {
+                            nodes = sages.getSages();
+                            if (nodes != null && !nodes.isEmpty()) {
+                                postMutableLiveData(StatusResource.success(nodes.get(0)));
+                            } else {
+                                Log.e("ERR", "There are no available sages at bootstrap URL.");
+                                postMutableLiveData(StatusResource.error(SAGE_LIST_IS_EMPTY));
+                            }
+                        }, throwable -> {
+                            Log.e("ERR", "Bootstrap URL cannot be reached.");
+                            setErrorMessage(throwable, this);
+                        });
+                compositeDisposable.add(sagesDisposable);
+            }
+        }.getMutableLiveData();
+    }
+
+
     public MutableLiveData<StatusResource<byte[]>> login(Context context, String username, String password) {
         return new NetworkBoundStatusResource<byte[]>() {
 

ui/src/main/java/com/getbubblenow/android/viewmodel/LoginViewModel.java

@@ -5,9 +5,6 @@ import android.content.Context;
 import com.getbubblenow.android.repository.DataRepository;
 import com.getbubblenow.android.resource.StatusResource;
 
-import java.util.List;
-
-import androidx.lifecycle.LiveData;
 import androidx.lifecycle.MutableLiveData;
 import androidx.lifecycle.ViewModel;
 
@@ -49,4 +46,8 @@ public class LoginViewModel extends ViewModel {
     public boolean checkRepositoryInstance(){
         return DataRepository.getRepositoryInstance() == null;
     }
+
+    public MutableLiveData<StatusResource<String>> getSignUpSage(Context context){
+        return DataRepository.getRepositoryInstance().getSignUpSage(context);
+    }
 }

ui/src/main/res/layout/activity_login.xml

@@ -154,4 +154,28 @@
             android:textSize="@dimen/text_title" />
     </LinearLayout>
 
+    <LinearLayout
+        android:id="@+id/linearLayoutForRegister"
+        android:layout_width="@dimen/edit_text_width"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="@dimen/margin_start_and_end"
+        android:layout_marginTop="24dp"
+        android:layout_marginEnd="@dimen/margin_start_and_end"
+        android:background="@color/white"
+        android:orientation="vertical"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/linearLayout">
+
+        <TextView
+            android:id="@+id/signUpButton"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:text="@string/no_account_yet"
+            android:textAlignment="center"
+            android:textSize="14sp"
+            android:textStyle="normal"
+            android:clickable="true"
+            android:focusable="true" />
+    </LinearLayout>
 </androidx.constraintlayout.widget.ConstraintLayout>

ui/src/main/res/values/strings.xml

@@ -264,4 +264,5 @@
     <string name="empty_message">"Email and password should not be empty"</string>
     <string name="building_bubble_title">We Are Building</string>
     <string name="private_bubble">Your Private Bubble!</string>
+    <string name="no_account_yet">No account yet? Create one.</string>
 </resources>