1 files changed, 85 insertions, 0 deletions
diff --git a/src/org/fox/ttrss/util/HeadlinesRequest.java b/src/org/fox/ttrss/util/HeadlinesRequest.java
new file mode 100644
index 00000000..49b8ec7c
--- /dev/null
+++ b/src/org/fox/ttrss/util/HeadlinesRequest.java
@@ -0,0 +1,85 @@
+package org.fox.ttrss.util;
+
+import java.lang.reflect.Type;
+import java.util.List;
+
+import org.fox.ttrss.ApiRequest;
+import org.fox.ttrss.OnlineActivity;
+import org.fox.ttrss.R;
+import org.fox.ttrss.TinyApplication;
+import org.fox.ttrss.ApiRequest.ApiError;
+import org.fox.ttrss.types.Article;
+import org.fox.ttrss.types.ArticleList;
+
+import com.google.gson.Gson;
+import com.google.gson.JsonArray;
+import com.google.gson.JsonElement;
+import com.google.gson.reflect.TypeToken;
+
+import android.content.Context;
+import android.widget.Adapter;
+import android.widget.ArrayAdapter;
+
+public class HeadlinesRequest extends ApiRequest {
+	public static final int HEADLINES_REQUEST_SIZE = 30;
+	public static final int HEADLINES_BUFFER_MAX = 500;
+
+	private int m_offset = 0;
+	private OnlineActivity m_activity;
+	private ArticleList m_articles = TinyApplication.getInstance().m_loadedArticles;
+	
+	public HeadlinesRequest(Context context, OnlineActivity activity) {
+		super(context);
+		
+		m_activity = activity;
+	}
+	
+	protected void onPostExecute(JsonElement result) {
+		if (result != null) {
+			try {			
+				JsonArray content = result.getAsJsonArray();
+				if (content != null) {
+					Type listType = new TypeToken<List<Article>>() {}.getType();
+					final List<Article> articles = new Gson().fromJson(content, listType);
+					
+					while (m_articles.size() > HEADLINES_BUFFER_MAX)
+						m_articles.remove(0);
+					
+					if (m_offset == 0)
+						m_articles.clear();
+					else
+						if (m_articles.get(m_articles.size()-1).id == -1)
+							m_articles.remove(m_articles.size()-1); // remove previous placeholder
+					
+					for (Article f : articles) 
+						m_articles.add(f);
+
+					if (articles.size() == HEADLINES_REQUEST_SIZE) {
+						Article placeholder = new Article(-1);
+						m_articles.add(placeholder);
+					}
+
+					if (m_articles.size() == 0)
+						m_activity.setLoadingStatus(R.string.no_headlines_to_display, false);
+					else
+						m_activity.setLoadingStatus(R.string.blank, false);
+					
+					return;
+				}
+						
+			} catch (Exception e) {
+				e.printStackTrace();						
+			}
+		}
+
+		if (m_lastError == ApiError.LOGIN_FAILED) {
+			m_activity.login();
+		} else {
+			m_activity.setLoadingStatus(getErrorMessage(), false);
+		}
+    }
+
+	public void setOffset(int skip) {
+		m_offset = skip;			
+	}
+}