v0.8.2: added a news checker service

core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/services/news/News.java

@@ -0,0 +1,78 @@
+/*
+ * Pixel Dungeon
+ * Copyright (C) 2012-2015 Oleg Dolya
+ *
+ * Shattered Pixel Dungeon
+ * Copyright (C) 2014-2020 Evan Debenham
+ *
+ * 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 com.shatteredpixel.shatteredpixeldungeon.services.news;
+
+import java.util.ArrayList;
+import java.util.Date;
+
+public class News {
+
+	public static NewsService service;
+
+	public static boolean supportsNews(){
+		return service != null;
+	}
+
+	private static Date lastCheck = null;
+	private static final long CHECK_DELAY = 1000*60*60; //1 hour
+
+	public static void checkForNews(){
+		if (!supportsNews()) return;
+		if (lastCheck != null && (new Date().getTime() - lastCheck.getTime()) < CHECK_DELAY) return;
+
+		service.checkForArticles(new NewsService.NewsResultCallback() {
+			@Override
+			public void onArticlesFound(ArrayList<NewsArticle> articles) {
+				lastCheck = new Date();
+				News.articles = articles;
+			}
+
+			@Override
+			public void onConnectionFailed() {
+				lastCheck = null;
+				News.articles = null;
+			}
+		});
+
+	}
+
+	private static ArrayList<NewsArticle> articles;
+
+	public static boolean articlesAvailable(){
+		return articles != null;
+	}
+
+	public static ArrayList<NewsArticle> articles(){
+		return articles;
+	}
+
+	public static int unreadArticles(Date lastRead){
+		int unread = 0;
+		for (NewsArticle article : articles){
+			if (article.date.after(lastRead)) unread++;
+		}
+		return unread;
+	}
+
+
+
+}