From 520ed8327c5d04134619f47eebf3c81615665f13 Mon Sep 17 00:00:00 2001
From: drabux <drabux@fouragan.net>
Date: Thu, 22 Jan 2015 23:37:07 -0500
Subject: Options to sort queue by date

---
 .../danoeh/antennapod/core/storage/DBWriter.java   | 45 ++++++++++++++++++++++
 1 file changed, 45 insertions(+)

(limited to 'core/src/main/java/de')

diff --git a/core/src/main/java/de/danoeh/antennapod/core/storage/DBWriter.java b/core/src/main/java/de/danoeh/antennapod/core/storage/DBWriter.java
index d71d19433..41dde8656 100644
--- a/core/src/main/java/de/danoeh/antennapod/core/storage/DBWriter.java
+++ b/core/src/main/java/de/danoeh/antennapod/core/storage/DBWriter.java
@@ -24,6 +24,8 @@ import org.shredzone.flattr4j.model.Flattr;
 import java.io.File;
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
@@ -587,6 +589,49 @@ public class DBWriter {
         adapter.close();
     }
 
+    /**
+     * Sort the FeedItems in the queue by date.
+     * <p/>
+     * This function must be run using the ExecutorService (dbExec).
+     *
+     * @param context         A context that is used for opening a database connection.
+     * @param asc             true sort by ascending order
+     *                        false sort by descending order
+     * @param broadcastUpdate true if this operation should trigger a QueueUpdateBroadcast. This option should be set to
+     *                        false if the caller wants to avoid unexpected updates of the GUI.
+     */
+    public static void sortQueueItemByDate(final Context context, final boolean asc, final boolean broadcastUpdate) {
+        final PodDBAdapter adapter = new PodDBAdapter(context);
+        adapter.open();
+        final List<FeedItem> queue = DBReader.getQueue(context, adapter);
+
+        if (queue != null) {
+            if (asc) {
+                Collections.sort(queue, new Comparator<FeedItem>() {
+                    public int compare(FeedItem f1, FeedItem f2) {
+                        return f1.getPubDate().compareTo(f2.getPubDate());
+                    }
+                });
+            } else {
+                Collections.sort(queue, new Comparator<FeedItem>() {
+                    public int compare(FeedItem f1, FeedItem f2) {
+                        return f2.getPubDate().compareTo(f1.getPubDate());
+                    }
+                });
+            }
+
+            adapter.setQueue(queue);
+            if (broadcastUpdate) {
+                EventDistributor.getInstance()
+                        .sendQueueUpdateBroadcast();
+            }
+
+        } else {
+            Log.e(TAG, "sortQueueItemByDate: Could not load queue");
+        }
+        adapter.close();
+    }
+
     /**
      * Sets the 'read'-attribute of a FeedItem to the specified value.
      *
-- 
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