Restore purchase

app/src/main/java/eu/faircode/email/FragmentPro.java

@@ -50,6 +50,7 @@ public class FragmentPro extends FragmentBase implements SharedPreferences.OnSha
     private TextView tvPrice;
     private ImageView ivExternal;
     private TextView tvPriceHint;
+    private TextView tvRestoreHint;
     private Button btnCheck;
 
     @Override
@@ -71,6 +72,7 @@ public class FragmentPro extends FragmentBase implements SharedPreferences.OnSha
         tvPrice = view.findViewById(R.id.tvPrice);
         ivExternal = view.findViewById(R.id.ivExternal);
         tvPriceHint = view.findViewById(R.id.tvPriceHint);
+        tvRestoreHint = view.findViewById(R.id.tvRestoreHint);
 
         btnCheck = view.findViewById(R.id.btnCheck);
 
@@ -114,6 +116,14 @@ public class FragmentPro extends FragmentBase implements SharedPreferences.OnSha
             }
         });
 
+        tvRestoreHint.setPaintFlags(tvRestoreHint.getPaintFlags() | Paint.UNDERLINE_TEXT_FLAG);
+        tvRestoreHint.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Helper.viewFAQ(getContext(), 117);
+            }
+        });
+
         btnCheck.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
@@ -127,6 +137,7 @@ public class FragmentPro extends FragmentBase implements SharedPreferences.OnSha
         cbHide.setVisibility(View.GONE);
         btnPurchase.setEnabled(!Helper.isPlayStoreInstall());
         tvPrice.setText(null);
+        tvRestoreHint.setVisibility(Helper.isPlayStoreInstall() || BuildConfig.DEBUG ? View.VISIBLE : View.GONE);
         btnCheck.setEnabled(false);
         btnCheck.setVisibility(Helper.isPlayStoreInstall() && debug ? View.VISIBLE : View.GONE);
 

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

@@ -124,6 +124,17 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvHint" />
 
+        <eu.faircode.email.FixedTextView
+            android:id="@+id/tvRestoreHint"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:text="@string/title_pro_restore"
+            android:textAppearance="@style/TextAppearance.AppCompat.Small"
+            android:textColor="?android:attr/textColorLink"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/tvPriceHint" />
+
         <Button
             android:id="@+id/btnCheck"
             style="?android:attr/buttonStyleSmall"
@@ -132,6 +143,6 @@
             android:layout_marginTop="12dp"
             android:text="@string/title_check"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/tvPriceHint" />
+            app:layout_constraintTop_toBottomOf="@id/tvRestoreHint" />
     </androidx.constraintlayout.widget.ConstraintLayout>
 </eu.faircode.email.ScrollViewEx>

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

@@ -1349,6 +1349,7 @@
     <string name="title_pro_hide">Hide small message for %1$d weeks</string>
     <string name="title_pro_hint">Buying pro features will allow you to use all current and future pro features, will keep this app maintained, and supported.</string>
     <string name="title_pro_price">Why are the pro features so expensive?</string>
+    <string name="title_pro_restore">How can I restore a purchase?</string>
     <string name="title_pro_pending">Purchase pending</string>
     <string name="title_pro_activated">All pro features are activated</string>
     <string name="title_pro_valid">All pro features activated</string>