Merge pull request #8 from D4rK7355608/codex/implement-daily-tip-display-feature

Add daily tip card

Author: MihaiCristianCondrea

app/src/main/java/com/d4rk/androidtutorials/java/ui/screens/home/HomeFragment.java

@@ -34,6 +34,10 @@ public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceStat
         homeViewModel = new ViewModelProvider(this).get(HomeViewModel.class);
         homeViewModel.getAnnouncementTitle().observe(getViewLifecycleOwner(), title -> binding.announcementTitle.setText(title));
         homeViewModel.getAnnouncementSubtitle().observe(getViewLifecycleOwner(), subtitle -> binding.announcementSubtitle.setText(subtitle));
+        homeViewModel.getDailyTip().observe(getViewLifecycleOwner(), tip -> {
+            binding.tipText.setText(tip);
+            binding.shareTipButton.setOnClickListener(v -> shareTip(tip));
+        });
         new FastScrollerBuilder(binding.scrollView)
                 .useMd2Style()
                 .build();
@@ -51,4 +55,11 @@ private void initializeAds() {
         binding.smallBannerAd.loadAd(new AdRequest.Builder().build());
         binding.largeBannerAd.loadAd(new AdRequest.Builder().build());
     }
+
+    private void shareTip(String tip) {
+        android.content.Intent shareIntent = new android.content.Intent(android.content.Intent.ACTION_SEND);
+        shareIntent.setType("text/plain");
+        shareIntent.putExtra(android.content.Intent.EXTRA_TEXT, tip);
+        startActivity(android.content.Intent.createChooser(shareIntent, getString(com.d4rk.androidtutorials.java.R.string.share_using)));
+    }
 }

app/src/main/java/com/d4rk/androidtutorials/java/ui/screens/home/HomeViewModel.java

@@ -18,13 +18,15 @@ public class HomeViewModel extends AndroidViewModel {
 
     private final MutableLiveData<String> announcementTitle = new MutableLiveData<>();
     private final MutableLiveData<String> announcementSubtitle = new MutableLiveData<>();
+    private final MutableLiveData<String> dailyTip = new MutableLiveData<>();
 
     public HomeViewModel(@NonNull Application application) {
         super(application);
         homeRepository = new HomeRepository(application);
 
         announcementTitle.setValue(application.getString(R.string.announcement_title));
         announcementSubtitle.setValue(application.getString(R.string.announcement_subtitle));
+        dailyTip.setValue(homeRepository.getDailyTip());
     }
 
     /**
@@ -41,6 +43,13 @@ public LiveData<String> getAnnouncementSubtitle() {
         return announcementSubtitle;
     }
 
+    /**
+     * Provides a LiveData for the tip of the day text.
+     */
+    public LiveData<String> getDailyTip() {
+        return dailyTip;
+    }
+
     /**
      * Returns an Intent that opens the Google Play Store page for your app.
      * The HomeFragment can startActivity(...) on it.

app/src/main/java/com/d4rk/androidtutorials/java/ui/screens/home/repository/HomeRepository.java

@@ -4,15 +4,18 @@
 import android.content.Intent;
 import android.net.Uri;
 import com.d4rk.androidtutorials.java.BuildConfig;
+import com.d4rk.androidtutorials.java.R;
 
 /**
  * Repository for Home screen data/logic.
  * Here you can manage fetching or storing any data needed on the HomeFragment.
  */
 public class HomeRepository {
 
+    private final Context context;
+
     public HomeRepository(Context context) {
-        context.getApplicationContext();
+        this.context = context.getApplicationContext();
     }
 
     /**
@@ -25,4 +28,14 @@ public Intent getPlayStoreIntent() {
         intent.setPackage("com.android.vending");
         return intent;
     }
+
+    /**
+     * Returns a daily tip based on the current date.
+     */
+    public String getDailyTip() {
+        String[] tips = context.getResources().getStringArray(R.array.daily_tips);
+        long daysSinceEpoch = System.currentTimeMillis() / (24L * 60 * 60 * 1000);
+        int index = (int) (daysSinceEpoch % tips.length);
+        return tips[index];
+    }
 }

app/src/main/res/layout/fragment_home.xml

@@ -134,6 +134,39 @@
                 app:adSize="MEDIUM_RECTANGLE"
                 app:adUnitId="@string/ad_banner_unit_id" />
 
+            <com.google.android.material.card.MaterialCardView
+                android:id="@+id/tip_card"
+                style="@style/Widget.Material3.CardView.Outlined"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginHorizontal="16dp"
+                android:layout_marginBottom="16dp">
+
+                <androidx.appcompat.widget.LinearLayoutCompat
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:gravity="center_vertical"
+                    android:orientation="horizontal"
+                    android:padding="16dp">
+
+                    <com.google.android.material.textview.MaterialTextView
+                        android:id="@+id/tip_text"
+                        android:layout_width="0dp"
+                        android:layout_height="wrap_content"
+                        android:layout_weight="1"
+                        android:text="@string/tip_of_the_day"
+                        android:textAppearance="@style/TextAppearance.Material3.BodyMedium" />
+
+                    <com.google.android.material.button.MaterialButton
+                        android:id="@+id/share_tip_button"
+                        style="@style/Widget.Material3.Button.Icon"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:contentDescription="@string/share"
+                        app:icon="@drawable/ic_share" />
+                </androidx.appcompat.widget.LinearLayoutCompat>
+            </com.google.android.material.card.MaterialCardView>
+
             <com.airbnb.lottie.LottieAnimationView
                 android:id="@+id/learningAnimation"
                 android:layout_width="379dp"

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

@@ -396,4 +396,12 @@
     <string name="ad_storage">Ad storage</string>
     <string name="ad_user_data">Ad user data</string>
     <string name="ad_personalization">Ad personalization</string>
+    <string name="tip_of_the_day">Tip of the Day</string>
+    <string-array name="daily_tips">
+        <item>Use ConstraintLayout to create responsive UIs.</item>
+        <item>Leverage ViewBinding for safer UI code.</item>
+        <item>Implement RecyclerView for smooth scrolling lists.</item>
+        <item>Use Material Design 3 components for a modern look.</item>
+        <item>Profile your app regularly to track performance.</item>
+    </string-array>
 </resources>