prefetch to cache

[fanfix.git] / src / be / nikiroo / fanfix / reader / ui / GuiReaderMainPanel.java

diff --git a/src/be/nikiroo/fanfix/reader/ui/GuiReaderMainPanel.java b/src/be/nikiroo/fanfix/reader/ui/GuiReaderMainPanel.java
index bae2742733b474c1f81e3c734a3cebb1e503d84d..476e130b01bc6acd7eb4804ddd7d19ddc15db4c4 100644 (file)
--- a/src/be/nikiroo/fanfix/reader/ui/GuiReaderMainPanel.java
+++ b/src/be/nikiroo/fanfix/reader/ui/GuiReaderMainPanel.java
@@ -17,6 +17,7 @@ import java.lang.reflect.InvocationTargetException;
 import java.net.URL;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
+import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
 import java.util.TreeMap;
@@ -42,6 +43,7 @@ import be.nikiroo.fanfix.library.BasicLibrary.Status;
 import be.nikiroo.fanfix.library.LocalLibrary;
 import be.nikiroo.fanfix.reader.BasicReader;
 import be.nikiroo.fanfix.reader.ui.GuiReaderBook.BookActionListener;
+import be.nikiroo.fanfix.reader.ui.GuiReaderBookInfo.Type;
 import be.nikiroo.utils.Progress;
 import be.nikiroo.utils.ui.ProgressBar;
 
@@ -414,6 +416,70 @@ class GuiReaderMainPanel extends JPanel {
                        }
                });
        }
+       
+       /**
+        * Prefetch a {@link GuiReaderBook} item (which can be a group, in which
+        * case we prefetch all its members).
+        * 
+        * @param book
+        *            the {@link GuiReaderBook} to open
+        */
+       public void prefetchBook(final GuiReaderBook book) {
+               final List<String> luids = new LinkedList<String>();
+               try {
+                       switch (book.getInfo().getType()) {
+                       case STORY:
+                               luids.add(book.getInfo().getMeta().getLuid());
+                               break;
+                       case SOURCE:
+                               for (MetaData meta : helper.getReader().getLibrary()
+                                               .getListBySource(book.getInfo().getMainInfo())) {
+                                       luids.add(meta.getLuid());
+                               }
+                               break;
+                       case AUTHOR:
+                               for (MetaData meta : helper.getReader().getLibrary()
+                                               .getListByAuthor(book.getInfo().getMainInfo())) {
+                                       luids.add(meta.getLuid());
+                               }
+                               break;
+                       }
+               } catch (IOException e) {
+                       Instance.getTraceHandler().error(e);
+               }
+
+               final Progress pg = new Progress();
+               pg.setMax(luids.size());
+
+               outOfUi(pg, false, new Runnable() {
+                       @Override
+                       public void run() {
+                               try {
+                                       for (String luid : luids) {
+                                               Progress pgStep = new Progress();
+                                               pg.addProgress(pgStep, 1);
+
+                                               helper.getReader().prefetch(luid, pgStep);
+                                       }
+
+                                       // TODO: also set the green button on sources/authors?
+                                       // requires to do the same when all stories inside are green
+                                       if (book.getInfo().getType() == Type.STORY) {
+                                               SwingUtilities.invokeLater(new Runnable() {
+                                                       @Override
+                                                       public void run() {
+                                                               book.setCached(true);
+                                                       }
+                                               });
+                                       }
+                               } catch (IOException e) {
+                                       Instance.getTraceHandler().error(e);
+                                       error(GuiReader.trans(StringIdGui.ERROR_CANNOT_OPEN),
+                                                       GuiReader.trans(StringIdGui.TITLE_ERROR), e);
+                               }
+                       }
+               });
+       }
 
        /**
         * Process the given action out of the Swing UI thread and link the given