Implement show and hide loading for activity

app/src/main/java/com/mindorks/framework/mvvm/ui/base/BaseActivity.java

@@ -17,17 +17,23 @@
 package com.mindorks.framework.mvvm.ui.base;
 
 import android.annotation.TargetApi;
+import android.app.ProgressDialog;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.support.annotation.Nullable;
 import android.support.v7.app.AppCompatActivity;
+import android.view.View;
+import android.view.inputmethod.InputMethodManager;
 
 import com.mindorks.framework.mvvm.MvvmApp;
 import com.mindorks.framework.mvvm.di.component.ActivityComponent;
 import com.mindorks.framework.mvvm.di.component.DaggerActivityComponent;
 import com.mindorks.framework.mvvm.di.module.ActivityModule;
+import com.mindorks.framework.mvvm.ui.login.LoginActivity;
+import com.mindorks.framework.mvvm.utils.CommonUtils;
+import com.mindorks.framework.mvvm.utils.NetworkUtils;
 
 import uk.co.chrisjenx.calligraphy.CalligraphyContextWrapper;
 
@@ -39,6 +45,8 @@ public abstract class BaseActivity extends AppCompatActivity implements BaseFrag
 
     private ActivityComponent mActivityComponent;
 
+    private ProgressDialog mProgressDialog;
+
     @Override
     protected void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -85,5 +93,34 @@ public abstract class BaseActivity extends AppCompatActivity implements BaseFrag
 
     }
 
+    public void hideKeyboard() {
+        View view = this.getCurrentFocus();
+        if (view != null) {
+            InputMethodManager imm = (InputMethodManager)
+                    getSystemService(Context.INPUT_METHOD_SERVICE);
+            imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
+        }
+    }
+
+    public void openActivityOnTokenExpire() {
+        startActivity(LoginActivity.getStartIntent(this));
+        finish();
+    }
+
+    public boolean isNetworkConnected() {
+        return NetworkUtils.isNetworkConnected(getApplicationContext());
+    }
+
+    public void showLoading() {
+        hideLoading();
+        mProgressDialog = CommonUtils.showLoadingDialog(this);
+    }
+
+    public void hideLoading() {
+        if (mProgressDialog != null && mProgressDialog.isShowing()) {
+            mProgressDialog.cancel();
+        }
+    }
+
 }
 

app/src/main/java/com/mindorks/framework/mvvm/ui/login/LoginActivity.java

@@ -70,4 +70,9 @@ public class LoginActivity extends BaseActivity implements LoginCallback {
         startActivity(intent);
         finish();
     }
+
+    @Override
+    public void handleError(Throwable throwable) {
+        // handle error
+    }
 }

app/src/main/java/com/mindorks/framework/mvvm/ui/login/LoginCallback.java

@@ -24,4 +24,10 @@ public interface LoginCallback {
 
     void openMainActivity();
 
+    void showLoading();
+
+    void hideLoading();
+
+    void handleError(Throwable throwable);
+
 }

app/src/main/java/com/mindorks/framework/mvvm/ui/login/LoginViewModel.java

@@ -16,7 +16,6 @@
 
 package com.mindorks.framework.mvvm.ui.login;
 
-import com.androidnetworking.error.ANError;
 import com.mindorks.framework.mvvm.data.DataManager;
 import com.mindorks.framework.mvvm.data.model.api.LoginRequest;
 import com.mindorks.framework.mvvm.data.model.api.LoginResponse;
@@ -43,6 +42,7 @@ public class LoginViewModel extends BaseViewModel<LoginCallback> {
     }
 
     public void onGoogleLoginClick() {
+        getCallback().showLoading();
         getCompositeDisposable().add(getDataManager()
                 .doGoogleLoginApiCall(new LoginRequest.GoogleLoginRequest("test1", "test1"))
                 .subscribeOn(getSchedulerProvider().io())
@@ -57,22 +57,20 @@ public class LoginViewModel extends BaseViewModel<LoginCallback> {
                                 response.getUserName(),
                                 response.getUserEmail(),
                                 response.getGoogleProfilePicUrl());
-
+                        getCallback().hideLoading();
                         getCallback().openMainActivity();
                     }
                 }, new Consumer<Throwable>() {
                     @Override
                     public void accept(Throwable throwable) throws Exception {
-
-                        // handle the login error here
-                        if (throwable instanceof ANError) {
-                            ANError anError = (ANError) throwable;
-                        }
+                        getCallback().hideLoading();
+                        getCallback().handleError(throwable);
                     }
                 }));
     }
 
     public void onFbLoginClick() {
+        getCallback().showLoading();
         getCompositeDisposable().add(getDataManager()
                 .doFacebookLoginApiCall(new LoginRequest.FacebookLoginRequest("test3", "test4"))
                 .subscribeOn(getSchedulerProvider().io())
@@ -87,16 +85,14 @@ public class LoginViewModel extends BaseViewModel<LoginCallback> {
                                 response.getUserName(),
                                 response.getUserEmail(),
                                 response.getGoogleProfilePicUrl());
+                        getCallback().hideLoading();
                         getCallback().openMainActivity();
                     }
                 }, new Consumer<Throwable>() {
                     @Override
                     public void accept(Throwable throwable) throws Exception {
-
-                        // handle the login error here
-                        if (throwable instanceof ANError) {
-                            ANError anError = (ANError) throwable;
-                        }
+                        getCallback().hideLoading();
+                        getCallback().handleError(throwable);
                     }
                 }));
     }

app/src/main/java/com/mindorks/framework/mvvm/ui/main/MainActivity.java

@@ -156,6 +156,7 @@ public class MainActivity extends BaseActivity implements MainCallback {
             @Override
             public void onDrawerOpened(View drawerView) {
                 super.onDrawerOpened(drawerView);
+                hideKeyboard();
             }
 
             @Override