Simplified navigation.
[svjatoslav_commons.git] / src / main / java / eu / svjatoslav / commons / network / navigation / NavigationItem.java
index 2a27c5d..0359440 100755 (executable)
@@ -1,6 +1,6 @@
 /*
  * Svjatoslav Commons - shared library of common functionality.
- * Copyright ©2012-2014, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
+ * Copyright ©2012-2017, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of version 3 of the GNU Lesser General Public License
 
 package eu.svjatoslav.commons.network.navigation;
 
+import eu.svjatoslav.commons.string.WildCardMatcher;
+
 import java.util.ArrayList;
-import java.util.HashMap;
 import java.util.List;
-import java.util.Map;
-
-import eu.svjatoslav.commons.network.Locale;
-import eu.svjatoslav.commons.string.WildCardMatcher;
 
 public class NavigationItem {
 
-       private String matchingPattern;
-       private final Map<Locale, String> localeToTitle = new HashMap<Locale, String>();
-       final ArrayList<NavigationItem> subElements = new ArrayList<NavigationItem>();
-       final private NavigationItem parent;
-       final private Navigation navigation;
-       private final String linkUrl;
-
-       /**
-        * CSS prefix is inherited to child menu items.
-        */
-       private String cssPrefix;
-
-       public NavigationItem(final Navigation navigation) {
-               this.navigation = navigation;
-               parent = null;
-               matchingPattern = null;
-               linkUrl = null;
-       }
-
-       private NavigationItem(final Navigation navigation,
-                       final NavigationItem parent, final String linkUrl,
-                       final String... titles) {
-               this.navigation = navigation;
-               this.parent = parent;
-               this.linkUrl = linkUrl;
-               matchingPattern = linkUrl;
-
-               initializeLocalizedTitles(titles);
-       }
-
-       public NavigationItem addChild(final String linkUrl, final String... titles) {
-               final NavigationItem item = new NavigationItem(navigation, this,
-                               linkUrl, titles);
-               subElements.add(item);
-               return item;
-       }
-
-       protected String getCssPrefix() {
-               if (cssPrefix != null)
-                       return cssPrefix;
-
-               if (parent == null)
-                       return null;
-
-               return parent.getCssPrefix();
-       }
-
-       public String getLinkUrl() {
-               return linkUrl;
-       }
-
-       NavigationItem getMatchingNavigationItem(final String requestPath) {
-               if (matchesUrl(requestPath))
-                       return this;
-
-               for (final NavigationItem childNavigationItem : subElements) {
-                       final NavigationItem match = childNavigationItem
-                                       .getMatchingNavigationItem(requestPath);
-
-                       if (match != null)
-                               return match;
-               }
-               return null;
-       }
-
-       public List<NavigationItem> getSubElements() {
-               return subElements;
-       }
-
-       public String getTitle(final Locale locale) {
-               return localeToTitle.get(locale);
-       }
-
-       private void initializeLocalizedTitles(final String... titles) {
-               final List<Locale> locales = navigation.getLocaleConfiguration()
-                               .getAllowedLocales();
-               if (locales.size() != titles.length)
-                       throw new RuntimeException("There should be exactly "
-                                       + locales.size() + " title(s).");
-
-               for (int i = 0; i < titles.length; i++)
-                       localeToTitle.put(locales.get(i), titles[i]);
-       }
-
-       public boolean matchesUrl(final String url) {
-               return WildCardMatcher.match(url, matchingPattern);
-       }
-
-       public void setCssPrefix(final String cssPrefix) {
-               this.cssPrefix = cssPrefix;
-       }
-
-       public NavigationItem setPattern(final String pattern) {
-               matchingPattern = pattern;
-               return this;
-       }
-
+    private final ArrayList<NavigationItem> children = new ArrayList<>();
+    private final String url;
+    private String pattern;
+    private String title;
+    private boolean isDefault;
+
+    public NavigationItem(final String url, String pattern, String title ) {
+        this.url = url;
+        this.pattern = pattern;
+        this.title = title;
+    }
+
+    public NavigationItem setDefault(){
+        isDefault = true;
+        return this;
+    }
+
+    public boolean isDefault(){
+        return isDefault;
+    }
+
+    public void add(final NavigationItem navigationItem) {
+        children.add(navigationItem);
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    NavigationItem getMatch(final String requestPath) {
+        if (matchesUrl(requestPath))
+            return this;
+
+        for (final NavigationItem childNavigationItem : children) {
+            final NavigationItem match = childNavigationItem.getMatch(requestPath);
+
+            if (match != null)
+                return match;
+        }
+        return null;
+    }
+
+    public List<NavigationItem> getChildren() {
+        return children;
+    }
+
+    public String getTitle() {
+        return title;
+    }
+
+    public boolean matchesUrl(final String url) {
+        return WildCardMatcher.match(url, pattern);
+    }
+
+    public NavigationItem getDefaultNavigationItem() {
+        for (NavigationItem child : children)
+            if (child.isDefault())
+                return child;
+        return null;
+    }
 }