Study Cards

app/build.gradle

@@ -54,6 +54,9 @@ android {
             }
         }
     }
+    dataBinding {
+        enabled = true
+    }
 }
 
 def androidSupportVersion = '27.0.2'
@@ -104,6 +107,7 @@ dependencies {
     annotationProcessor "android.arch.lifecycle:compiler:$roomVersion"
     annotationProcessor "android.arch.persistence.room:compiler:$roomVersion"
     implementation "com.google.android.gms:play-services-location:$firebaseVersion"
+    implementation 'com.android.support.constraint:constraint-layout:1.0.2'openinghours
 
     //DB Debugging: adb forward tcp:8080 tcp:8080 - look for DebugDB in logcat
     debugImplementation 'com.amitshekhar.android:debug-db:1.0.3'

app/src/main/AndroidManifest.xml

@@ -493,6 +493,35 @@
             android:launchMode="singleTop"
             android:parentActivityName=".activities.FeedbackActivity">
         </activity>
+        <activity
+            android:name=".activities.CardsActivity"
+            android:label="@string/title_activity_cards"
+            android:parentActivityName=".activities.MainActivity"
+            android:theme="@style/AppTheme">
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value="de.tum.in.tumcampusapp.activities.MainActivity" />
+        </activity>
+
+        <activity
+            android:name=".activities.CardsDetailActivity"
+            android:label="@string/title_activity_cards_detail"
+            android:parentActivityName=".activities.CardsActivity"
+            android:theme="@style/AppTheme">
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value="de.tum.in.tumcampusapp.activities.CardsActivity" />
+        </activity>
+
+        <activity
+            android:name=".activities.CardsQuizActivity"
+            android:label="@string/title_activity_cards_quiz"
+            android:parentActivityName=".activities.CardsActivity"
+            android:theme="@style/AppTheme">
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value="de.tum.in.tumcampusapp.activities.CardsActivity" />
+        </activity>
 
         <!-- receiver for the mensaWidget -->
         <receiver
@@ -575,7 +604,7 @@
 
         <receiver
             android:name=".widgets.TimetableWidget"
-            android:label="@string/timetable_widget">>
+            android:label="@string/timetable_widget">
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
             </intent-filter>

app/src/main/java/de/tum/in/tumcampusapp/activities/CardsActivity.java

@@ -0,0 +1,106 @@
+package de.tum.in.tumcampusapp.activities;
+
+import android.content.Intent;
+import android.databinding.DataBindingUtil;
+import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.widget.AdapterView;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import de.tum.in.tumcampusapp.R;
+import de.tum.in.tumcampusapp.activities.generic.ActivityForLoadingInBackground;
+import de.tum.in.tumcampusapp.adapters.NoResultsAdapter;
+import de.tum.in.tumcampusapp.adapters.StudyCardListAdapter;
+import de.tum.in.tumcampusapp.api.TUMCabeClient;
+import de.tum.in.tumcampusapp.auxiliary.Utils;
+import de.tum.in.tumcampusapp.databinding.ActivityCardsBinding;
+import de.tum.in.tumcampusapp.models.cards.CardActivityState;
+import de.tum.in.tumcampusapp.models.cards.StudyCard;
+
+public class CardsActivity extends ActivityForLoadingInBackground<Void, List<StudyCard>> implements AdapterView.OnItemClickListener {
+
+    ActivityCardsBinding binding;
+    CardActivityState state;
+
+    public CardsActivity() {
+        super(R.layout.activity_cards);
+        this.state = new CardActivityState();
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+    }
+
+    @Override
+    public void setUpLayout() {
+        binding = DataBindingUtil.setContentView(this, R.layout.activity_cards);
+        binding.setState(this.state);
+        binding.cardList.setOnItemClickListener(this);
+        binding.fab.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(binding.fab.getContext(), CardsQuizActivity.class);
+                startActivity(intent);
+            }
+        });
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+        startLoading();
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        MenuInflater inflater = getMenuInflater();
+        inflater.inflate(R.menu.menu_activity_cards, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.create_card:
+                Intent intent = new Intent(this, CardsDetailActivity.class);
+                startActivity(intent);
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
+    }
+
+    @Override
+    protected List<StudyCard> onLoadInBackground(Void... arg) {
+        List<StudyCard> cards = new ArrayList<StudyCard>();
+        try {
+            cards = TUMCabeClient.getInstance(this).getStudyCards();
+        } catch (IOException e) {
+            Utils.log(e);
+        }
+        return cards;
+    }
+
+    @Override
+    protected void onLoadFinished(List<StudyCard> cards) {
+        showLoadingEnded();
+        if (cards.size() == 0) {
+            binding.cardList.setAdapter(new NoResultsAdapter(this));
+        } else {
+            StudyCardListAdapter adapter = new StudyCardListAdapter(this, cards);
+            binding.cardList.setAdapter(adapter);
+        }
+    }
+
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+        // TODO open edit/view
+    }
+}

app/src/main/java/de/tum/in/tumcampusapp/activities/CardsDetailActivity.java

@@ -0,0 +1,100 @@
+package de.tum.in.tumcampusapp.activities;
+
+import android.content.Context;
+import android.databinding.DataBindingUtil;
+import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+
+import java.io.IOException;
+
+import de.tum.in.tumcampusapp.R;
+import de.tum.in.tumcampusapp.activities.generic.ActivityForLoadingInBackground;
+import de.tum.in.tumcampusapp.api.TUMCabeClient;
+import de.tum.in.tumcampusapp.auxiliary.Const;
+import de.tum.in.tumcampusapp.auxiliary.Utils;
+import de.tum.in.tumcampusapp.databinding.ActivityCardsDetailBinding;
+import de.tum.in.tumcampusapp.exceptions.NoPrivateKey;
+import de.tum.in.tumcampusapp.models.cards.StudyCard;
+import de.tum.in.tumcampusapp.models.tumcabe.ChatMember;
+import de.tum.in.tumcampusapp.models.tumcabe.ChatVerification;
+
+public class CardsDetailActivity extends ActivityForLoadingInBackground<Void, StudyCard> {
+    StudyCard card;
+
+    public CardsDetailActivity() {
+        super(R.layout.activity_cards_detail);
+        this.card = new StudyCard();
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        // TODO handle different states (add/view/edit)
+        setTitle(this.getResources().getString(R.string.title_activity_cards_detail));
+    }
+
+    @Override
+    public void setUpLayout() {
+        ActivityCardsDetailBinding binding = DataBindingUtil.setContentView(this, R.layout.activity_cards_detail);
+        binding.setCard(card);
+    }
+
+    @Override
+    public void setUpToolbar() {
+        super.setUpToolbar();
+        if (getSupportActionBar() != null) {
+            getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+            getSupportActionBar().setHomeButtonEnabled(true);
+            getSupportActionBar().setHomeAsUpIndicator(R.drawable.ic_clear);
+        }
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        MenuInflater inflater = getMenuInflater();
+        inflater.inflate(R.menu.menu_activity_cards_detail, menu);
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home:
+                finish();
+                return true;
+            case R.id.save_card:
+                startLoading();
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
+    }
+
+    @Override
+    protected StudyCard onLoadInBackground(Void... arg) {
+        if (!card.is_valid()) {
+            return null;
+        }
+        try {
+            ChatMember chatMember = Utils.getSetting(this, Const.CHAT_MEMBER, ChatMember.class);
+            final ChatVerification v = ChatVerification.Companion.getChatVerification(this.getApplicationContext(), chatMember);
+            final Context c = this;
+            return TUMCabeClient.getInstance(c).addStudyCard(card, v);
+        } catch (IOException e) {
+            Utils.log(e);
+        } catch (NoPrivateKey e) {
+            Utils.log(e);
+        }
+        return null;
+    }
+
+    @Override
+    protected void onLoadFinished(StudyCard card) {
+        if (card != null) {
+            finish();
+        }
+    }
+}

app/src/main/java/de/tum/in/tumcampusapp/activities/CardsQuizActivity.java

@@ -0,0 +1,104 @@
+package de.tum.in.tumcampusapp.activities;
+
+import android.databinding.DataBindingUtil;
+import android.databinding.ObservableField;
+import android.os.Bundle;
+import android.view.MenuItem;
+import android.widget.Toast;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import de.tum.in.tumcampusapp.R;
+import de.tum.in.tumcampusapp.activities.generic.ActivityForLoadingInBackground;
+import de.tum.in.tumcampusapp.api.TUMCabeClient;
+import de.tum.in.tumcampusapp.auxiliary.Utils;
+import de.tum.in.tumcampusapp.databinding.ActivityCardsQuizBinding;
+import de.tum.in.tumcampusapp.models.cards.StudyCard;
+
+public class CardsQuizActivity extends ActivityForLoadingInBackground<Void, List<StudyCard>> {
+    ActivityCardsQuizBinding binding;
+    List<StudyCard> cards;
+    int nextCard;
+    public final ObservableField<Boolean> isShowingAnswer = new ObservableField<>(false);
+
+    public CardsQuizActivity() {
+        super(R.layout.activity_cards_quiz);
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        startLoading();
+    }
+
+    @Override
+    public void setUpLayout() {
+        binding = DataBindingUtil.setContentView(this, R.layout.activity_cards_quiz);
+        binding.setHandler(this);
+    }
+
+    @Override
+    public void setUpToolbar() {
+        super.setUpToolbar();
+        if (getSupportActionBar() != null) {
+            getSupportActionBar().setDisplayHomeAsUpEnabled(true);
+            getSupportActionBar().setHomeButtonEnabled(true);
+            getSupportActionBar().setHomeAsUpIndicator(R.drawable.ic_clear);
+        }
+    }
+
+    @Override
+    protected List<StudyCard> onLoadInBackground(Void... arg) {
+        List<StudyCard> cards = new ArrayList<StudyCard>();
+        try {
+            cards = TUMCabeClient.getInstance(this).getStudyCards();
+        } catch (IOException e) {
+            Utils.log(e);
+        }
+        return cards;
+    }
+
+    @Override
+    protected void onLoadFinished(List<StudyCard> cards) {
+        showLoadingEnded();
+        if (cards.size() == 0) {
+            finish();
+            Toast toast = Toast.makeText(this, "No Cards in Quiz", Toast.LENGTH_SHORT);
+            toast.show();
+        } else {
+            this.cards = cards;
+            this.nextCard = 0;
+            setUpNextCard();
+        }
+    }
+
+    public void setUpNextCard() {
+        if (this.nextCard >= this.cards.size()) {
+            finish();
+            Toast toast = Toast.makeText(this, "Finished Quiz", Toast.LENGTH_SHORT);
+            toast.show();
+        } else {
+            this.setTitle((this.nextCard + 1) + "/" + this.cards.size() + ": " + this.cards.get(this.nextCard).getTitle());
+            this.isShowingAnswer.set(false);
+            binding.setCard(this.cards.get(this.nextCard));
+            this.nextCard++;
+        }
+    }
+
+    public void showAnswer() {
+        this.isShowingAnswer.set(true);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case android.R.id.home:
+                finish();
+                return true;
+            default:
+                return super.onOptionsItemSelected(item);
+        }
+    }
+}