Add thread load error layout

Clover/app/src/main/java/org/floens/chan/core/presenter/ThreadPresenter.java

@@ -113,6 +113,7 @@ public class ThreadPresenter implements ChanLoader.ChanLoaderCallback, PostAdapt
 
     @Override
     public void onChanLoaderError(VolleyError error) {
+        // TODO show error in status view is content is shown
         threadPresenterCallback.showError(error);
     }
 

Clover/app/src/main/java/org/floens/chan/ui/layout/ThreadLayout.java

@@ -23,8 +23,16 @@ import android.content.ClipboardManager;
 import android.content.Context;
 import android.content.DialogInterface;
 import android.util.AttributeSet;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.widget.Button;
+import android.widget.LinearLayout;
+import android.widget.TextView;
 import android.widget.Toast;
 
+import com.android.volley.NetworkError;
+import com.android.volley.NoConnectionError;
+import com.android.volley.ServerError;
 import com.android.volley.VolleyError;
 
 import org.floens.chan.R;
@@ -43,16 +51,28 @@ import org.floens.chan.utils.AndroidUtils;
 
 import java.util.List;
 
+import javax.net.ssl.SSLException;
+
 /**
  * Wrapper around ThreadListLayout, so that it cleanly manages between loadbar and listview.
  */
-public class ThreadLayout extends LoadView implements ThreadPresenter.ThreadPresenterCallback, PostPopupHelper.PostPopupHelperCallback {
+public class ThreadLayout extends LoadView implements ThreadPresenter.ThreadPresenterCallback, PostPopupHelper.PostPopupHelperCallback, View.OnClickListener {
+    private enum Visible {
+        LOADING,
+        THREAD,
+        ERROR;
+    }
+
     private ThreadLayoutCallback callback;
-    private ThreadPresenter presenter;
 
+    private ThreadPresenter presenter;
     private ThreadListLayout threadListLayout;
+
+    private LinearLayout errorLayout;
+    private TextView errorText;
+    private Button errorRetryButton;
     private PostPopupHelper postPopupHelper;
-    private boolean visible;
+    private Visible visible;
 
     public ThreadLayout(Context context) {
         super(context);
@@ -77,7 +97,22 @@ public class ThreadLayout extends LoadView implements ThreadPresenter.ThreadPres
 
         postPopupHelper = new PostPopupHelper(getContext(), presenter, this);
 
-        switchVisible(false);
+        errorLayout = (LinearLayout) LayoutInflater.from(getContext()).inflate(R.layout.layout_thread_error, this, false);
+        errorText = (TextView) errorLayout.findViewById(R.id.text);
+        errorText.setTypeface(AndroidUtils.ROBOTO_MEDIUM);
+
+        errorRetryButton = (Button) errorLayout.findViewById(R.id.button);
+        errorRetryButton.setOnClickListener(this);
+
+
+        switchVisible(Visible.LOADING);
+    }
+
+    @Override
+    public void onClick(View v) {
+        if (v == errorRetryButton) {
+            presenter.requestData();
+        }
     }
 
     public void setCallback(ThreadLayoutCallback callback) {
@@ -90,20 +125,32 @@ public class ThreadLayout extends LoadView implements ThreadPresenter.ThreadPres
 
     @Override
     public void showPosts(ChanThread thread) {
-        threadListLayout.showPosts(thread, !visible);
-        switchVisible(true);
+        threadListLayout.showPosts(thread, visible != Visible.THREAD);
+        switchVisible(Visible.THREAD);
         callback.onShowPosts();
     }
 
     @Override
     public void showError(VolleyError error) {
-        switchVisible(true);
-        threadListLayout.showError(error);
+        switchVisible(Visible.ERROR);
+
+        String errorMessage;
+        if (error.getCause() instanceof SSLException) {
+            errorMessage = getContext().getString(R.string.thread_load_failed_ssl);
+        } else if ((error instanceof NoConnectionError) || (error instanceof NetworkError)) {
+            errorMessage = getContext().getString(R.string.thread_load_failed_network);
+        } else if (error instanceof ServerError) {
+            errorMessage = getContext().getString(R.string.thread_load_failed_server);
+        } else {
+            errorMessage = getContext().getString(R.string.thread_load_failed_parsing);
+        }
+
+        errorText.setText(errorMessage);
     }
 
     @Override
     public void showLoading() {
-        switchVisible(false);
+        switchVisible(Visible.LOADING);
     }
 
     public void showPostInfo(String info) {
@@ -187,10 +234,20 @@ public class ThreadLayout extends LoadView implements ThreadPresenter.ThreadPres
         return postPopupHelper.isOpen();
     }
 
-    private void switchVisible(boolean visible) {
+    private void switchVisible(Visible visible) {
         if (this.visible != visible) {
             this.visible = visible;
-            setView(visible ? threadListLayout : null);
+            switch (visible) {
+                case LOADING:
+                    setView(null);
+                    break;
+                case THREAD:
+                    setView(threadListLayout);
+                    break;
+                case ERROR:
+                    setView(errorLayout);
+                    break;
+            }
         }
     }
 

Clover/app/src/main/java/org/floens/chan/ui/layout/ThreadListLayout.java

@@ -23,8 +23,6 @@ import android.view.View;
 import android.widget.ListView;
 import android.widget.RelativeLayout;
 
-import com.android.volley.VolleyError;
-
 import org.floens.chan.core.model.ChanThread;
 import org.floens.chan.core.model.Post;
 import org.floens.chan.core.model.PostImage;
@@ -94,10 +92,6 @@ public class ThreadListLayout extends RelativeLayout {
         postAdapter.setThread(thread);
     }
 
-    public void showError(VolleyError error) {
-
-    }
-
     public ThumbnailView getThumbnail(PostImage postImage) {
         ThumbnailView thumbnail = null;
         for (int i = 0; i < listView.getChildCount(); i++) {

Clover/app/src/main/res/layout/layout_thread_error.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:gravity="center"
+    android:orientation="vertical">
+
+    <TextView
+        android:id="@+id/text"
+        android:textSize="24sp"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center"
+        android:layout_marginBottom="16dp"/>
+
+    <Button
+        android:id="@+id/button"
+        android:text="@string/thread_load_failed_retry"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_gravity="center" />
+
+</LinearLayout>

Clover/app/src/main/res/values/strings.xml

@@ -75,7 +75,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
     <string name="thread_load_failed_ssl">HTTPS error</string>
     <string name="thread_load_failed_network">No network</string>
-    <string name="thread_load_failed_parsing">Server inaccessible</string>
+    <string name="thread_load_failed_parsing">API parse error</string>
     <string name="thread_load_failed_server">404 not found</string>
     <string name="thread_load_end_of_line">No more posts</string>
     <string name="thread_not_specified">Select a thread</string>