Added Android code

[wl-app.git] / Android / app / src / main / java / com / moiseum / wolnelektury / base / AbstractFragment.java

diff --git a/Android/app/src/main/java/com/moiseum/wolnelektury/base/AbstractFragment.java b/Android/app/src/main/java/com/moiseum/wolnelektury/base/AbstractFragment.java
new file mode 100644 (file)
index 0000000..5a0783b
--- /dev/null
+++ b/Android/app/src/main/java/com/moiseum/wolnelektury/base/AbstractFragment.java
@@ -0,0 +1,157 @@
+package com.moiseum.wolnelektury.base;
+
+import android.content.ComponentName;
+import android.content.Intent;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.customtabs.CustomTabsClient;
+import android.support.customtabs.CustomTabsIntent;
+import android.support.customtabs.CustomTabsServiceConnection;
+import android.support.v4.app.Fragment;
+import android.support.v4.content.ContextCompat;
+import android.support.v7.widget.Toolbar;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.Toast;
+
+import com.moiseum.wolnelektury.R;
+import com.moiseum.wolnelektury.connection.RestClient;
+import com.moiseum.wolnelektury.utils.SharedPreferencesUtils;
+import com.moiseum.wolnelektury.utils.TrackerUtils;
+import com.moiseum.wolnelektury.view.login.LoginActivity;
+
+import java.util.List;
+
+import butterknife.ButterKnife;
+import butterknife.Unbinder;
+import io.reactivex.disposables.CompositeDisposable;
+import io.reactivex.disposables.Disposable;
+
+/**
+ * Base fragment with view binding.
+ */
+public abstract class AbstractFragment extends Fragment {
+
+       private static final String CHROME_PACKAGE_ID = "com.android.chrome";
+
+       private Unbinder unbinder;
+       private CompositeDisposable disposables = new CompositeDisposable();
+
+       @Nullable
+       @Override
+       public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+               View view = inflater.inflate(getLayoutResourceId(), container, false);
+               unbinder = ButterKnife.bind(this, view);
+               prepareView(view, savedInstanceState);
+               trackScreen();
+               return view;
+       }
+
+       @Override
+       public void onDestroyView() {
+               super.onDestroyView();
+               unbinder.unbind();
+               disposables.dispose();
+       }
+
+       protected void addDisposable(Disposable disposable) {
+               this.disposables.add(disposable);
+       }
+
+       private void trackScreen() {
+               String path = getClass().getPackage().getName();
+               String name = getNameForTracker();
+               TrackerUtils.trackScreen(path, name);
+       }
+
+       protected String getNameForTracker() {
+               return getClass().getSimpleName().replaceAll("Fragment", "");
+       }
+
+       protected void setupToolbar(Toolbar toolbar) {
+               AbstractActivity activity = (AbstractActivity) getActivity();
+               if (activity != null) {
+                       activity.setupToolbar(toolbar);
+               }
+       }
+
+       protected void showPayPalForm() {
+               SharedPreferencesUtils preferences = WLApplication.getInstance().getPreferences();
+               if (preferences.isUserLoggedIn()) {
+                       showBrowserView(Uri.parse(RestClient.WEB_PAYPAL_FORM_URL));
+               } else {
+                       startActivity(new LoginActivity.LoginIntent(getContext()));
+               }
+       }
+
+       protected void showBrowserView(Uri uri) {
+               if (getActivity() != null) {
+                       if (checkForPackageExistance(CHROME_PACKAGE_ID)) {
+                               CustomTabsServiceConnection connection = new CustomTabsServiceConnection() {
+                                       @Override
+                                       public void onCustomTabsServiceConnected(ComponentName componentName, CustomTabsClient client) {
+                                               CustomTabsIntent intent = new CustomTabsIntent.Builder()
+                                                               .setToolbarColor(ContextCompat.getColor(getActivity(), R.color.colorAccent))
+                                                               .build();
+
+                                               client.warmup(0L);
+                                               intent.launchUrl(getActivity(), uri);
+                                       }
+
+                                       @Override
+                                       public void onServiceDisconnected(ComponentName name) {
+
+                                       }
+                               };
+                               CustomTabsClient.bindCustomTabsService(getActivity(), CHROME_PACKAGE_ID, connection);
+                       } else {
+                               Intent intent = new Intent(Intent.ACTION_VIEW, uri);
+                               if (intent.resolveActivity(getActivity().getPackageManager()) != null) {
+                                       startActivity(intent);
+                               } else {
+                                       Toast.makeText(getActivity(), R.string.install_chrome, Toast.LENGTH_LONG).show();
+                               }
+                       }
+               }
+       }
+
+       protected void showShareActivity(String shareUrl) {
+               Intent sharingIntent = new Intent(android.content.Intent.ACTION_SEND);
+               sharingIntent.setType("text/plain");
+               sharingIntent.putExtra(Intent.EXTRA_TEXT, shareUrl);
+               startActivity(Intent.createChooser(sharingIntent, getString(R.string.share)));
+       }
+
+       private boolean checkForPackageExistance(String targetPackage) {
+               List<ApplicationInfo> packages;
+               PackageManager pm;
+
+               pm = getActivity().getPackageManager();
+               packages = pm.getInstalledApplications(0);
+               for (ApplicationInfo packageInfo : packages) {
+                       if (packageInfo.packageName.equals(targetPackage)) {
+                               return true;
+                       }
+               }
+               return false;
+       }
+
+       /**
+        * Providing layout resource ID for inflating.
+        *
+        * @return layout resource ID.
+        */
+       public abstract int getLayoutResourceId();
+
+       /**
+        * Method called from @link{BindingFragment#onCreateView}. This will be the place to setup view stuff.
+        *
+        * @param view inflated View.
+        * @param savedInstanceState Bundle with current instance state.
+        */
+       public abstract void prepareView(View view, Bundle savedInstanceState);
+}