From 243568c44341ed6a8c8d72fb951d52ac0c302e89 Mon Sep 17 00:00:00 2001
From: Sean Mac Gillicuddy <s.gillicuddy@gmail.com>
Date: Wed, 11 Sep 2019 12:09:58 +0100
Subject: [PATCH] #1126 Even after deleting the library downloaded file it
 still remaining cache

---
 .../java/org/kiwix/kiwixmobile/data/ZimContentProvider.java   | 3 ++-
 .../main/java/org/kiwix/kiwixmobile/main/MainActivity.java    | 4 ++++
 .../zim_manager/fileselect_view/effects/DeleteFiles.kt        | 4 ++++
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/org/kiwix/kiwixmobile/data/ZimContentProvider.java b/app/src/main/java/org/kiwix/kiwixmobile/data/ZimContentProvider.java
index a957306ce..f40329cb5 100644
--- a/app/src/main/java/org/kiwix/kiwixmobile/data/ZimContentProvider.java
+++ b/app/src/main/java/org/kiwix/kiwixmobile/data/ZimContentProvider.java
@@ -28,6 +28,7 @@ import android.os.ParcelFileDescriptor;
 import android.os.ParcelFileDescriptor.AutoCloseOutputStream;
 import android.util.Log;
 import android.webkit.MimeTypeMap;
+import androidx.annotation.NonNull;
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
@@ -94,7 +95,7 @@ public class ZimContentProvider extends ContentProvider {
     return file;
   }
 
-  public synchronized static String setZimFile(String fileName) {
+  public synchronized static String setZimFile(@NonNull String fileName) {
     if (!new File(fileName).exists()) {
       Log.e(TAG_KIWIX, "Unable to find the ZIM file " + fileName);
       zimFileName = null;
diff --git a/app/src/main/java/org/kiwix/kiwixmobile/main/MainActivity.java b/app/src/main/java/org/kiwix/kiwixmobile/main/MainActivity.java
index f44f3bf37..4f37da0d2 100644
--- a/app/src/main/java/org/kiwix/kiwixmobile/main/MainActivity.java
+++ b/app/src/main/java/org/kiwix/kiwixmobile/main/MainActivity.java
@@ -1317,6 +1317,10 @@ public class MainActivity extends BaseActivity implements WebViewCallback,
       recreate();
     }
     presenter.loadCurrentZimBookmarksUrl();
+    if (ZimContentProvider.zimFileName == null &&
+      !HOME_URL.equals(getCurrentWebView().getUrl())) {
+      showHomePage();
+    }
     if (getResources().getConfiguration().orientation == ORIENTATION_LANDSCAPE) {
       if (menu != null) {
         menu.getItem(4).setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
diff --git a/app/src/main/java/org/kiwix/kiwixmobile/zim_manager/fileselect_view/effects/DeleteFiles.kt b/app/src/main/java/org/kiwix/kiwixmobile/zim_manager/fileselect_view/effects/DeleteFiles.kt
index 078049acd..dfcdd4978 100644
--- a/app/src/main/java/org/kiwix/kiwixmobile/zim_manager/fileselect_view/effects/DeleteFiles.kt
+++ b/app/src/main/java/org/kiwix/kiwixmobile/zim_manager/fileselect_view/effects/DeleteFiles.kt
@@ -2,6 +2,7 @@ package org.kiwix.kiwixmobile.zim_manager.fileselect_view.effects
 
 import android.app.Activity
 import org.kiwix.kiwixmobile.R.string
+import org.kiwix.kiwixmobile.data.ZimContentProvider
 import org.kiwix.kiwixmobile.database.newdb.dao.NewBookDao
 import org.kiwix.kiwixmobile.extensions.toast
 import org.kiwix.kiwixmobile.utils.DialogShower
@@ -21,6 +22,9 @@ class DeleteFiles(private val booksOnDiskListItem: List<BookOnDisk>) :
     booksOnDiskListItem.forEach {
       dialogShower.show(DeleteZim(it), {
         if (deleteSpecificZimFile(it)) {
+          if (it.file.absolutePath.equals(ZimContentProvider.zimFileName)) {
+            ZimContentProvider.setZimFile("")
+          }
           activity.toast(string.delete_specific_zim_toast)
         } else {
           activity.toast(string.delete_zim_failed)