Solves issue #765 on updated develop

core/src/main/java/org/kiwix/kiwixmobile/core/reader/ZimFileReader.kt

@@ -36,6 +36,7 @@ import org.kiwix.kiwixmobile.core.entity.LibraryNetworkEntity.Book
 import org.kiwix.kiwixmobile.core.utils.SharedPreferenceUtil
 import org.kiwix.kiwixmobile.core.utils.files.FileUtils
 import org.kiwix.kiwixmobile.core.reader.ZimFileReader.Companion.CONTENT_URI
+import org.kiwix.kiwixmobile.core.search.NextSearchSuggestion
 import java.io.File
 import java.io.FileDescriptor
 import java.io.FileOutputStream
@@ -98,8 +99,16 @@ class ZimFileReader(
   fun searchSuggestions(prefix: String, count: Int) =
     jniKiwixReader.searchSuggestions(prefix, count)
 
-  fun getNextSuggestion(): String? =
-    valueOfJniStringAfter(jniKiwixReader::getNextSuggestion)
+  fun getNextSuggestion(): NextSearchSuggestion? {
+    val title = JNIKiwixString()
+    val url = JNIKiwixString()
+    if (jniKiwixReader.getNextSuggestion(title, url)) {
+      val results = NextSearchSuggestion(title.value, url.value)
+      return results
+    } else {
+      return null
+    }
+  }
 
   fun getPageUrlFrom(title: String): String? =
     valueOfJniStringAfter { jniKiwixReader.getPageUrlFromTitle(title, it) }

core/src/main/java/org/kiwix/kiwixmobile/core/search/AutoCompleteAdapter.java

@@ -26,6 +26,7 @@
 import android.widget.Filterable;
 import android.widget.TextView;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import javax.inject.Inject;
 import org.kiwix.kiwixlib.JNIKiwix;
@@ -117,10 +118,13 @@ protected FilterResults performFiltering(CharSequence constraint) {
             zimReaderContainer.searchSuggestions(query, 200);
             String suggestion;
             String suggestionUrl;
+            NextSearchSuggestion results;
             List<String> alreadyAdded = new ArrayList<>();
-            while ((suggestion = zimReaderContainer.getNextSuggestion()) != null) {
-              suggestionUrl = zimReaderContainer.getPageUrlFromTitle(suggestion);
-              if (!alreadyAdded.contains(suggestionUrl)) {
+            while ((results = zimReaderContainer.getNextSuggestion()) != null) {
+                suggestion = results.getTitle();
+                suggestionUrl = results.getUrl();
+
+                if (!alreadyAdded.contains(suggestionUrl)) {
                 alreadyAdded.add(suggestionUrl);
                 data.add(suggestion);
               }

core/src/main/java/org/kiwix/kiwixmobile/core/search/NextSearchSuggestion.java

@@ -0,0 +1,37 @@
+/*
+ * Kiwix Android
+ * Copyright (c) 2019 Kiwix <android.kiwix.org>
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+package org.kiwix.kiwixmobile.core.search;
+
+public class NextSearchSuggestion {
+  private String title;
+  private String url;
+
+  public NextSearchSuggestion(String title, String url) {
+    this.title = title;
+    this.url = url;
+  }
+
+  public String getTitle() {
+    return title;
+  }
+
+  public String getUrl() {
+    return url;
+  }
+}