From 2de23b9a13b15a97bc4311c4dd49e17fb6b5d7cf Mon Sep 17 00:00:00 2001
From: Kala30 <caleb.yun@gmail.com>
Date: Wed, 18 Jul 2018 15:07:14 -0700
Subject: [PATCH] Fixed reordering and disabled drag while refreshing

---
 .../cogentworks/overwidget/MainActivity.java  | 57 ++++++++++++-------
 .../overwidget/UpdateListTask.java            | 14 +++--
 2 files changed, 45 insertions(+), 26 deletions(-)

diff --git a/app/src/main/java/com/cogentworks/overwidget/MainActivity.java b/app/src/main/java/com/cogentworks/overwidget/MainActivity.java
index cbf67bf..927e193 100644
--- a/app/src/main/java/com/cogentworks/overwidget/MainActivity.java
+++ b/app/src/main/java/com/cogentworks/overwidget/MainActivity.java
@@ -42,6 +42,7 @@ public class MainActivity extends AppCompatActivity {
 
     public DragListView mDragListView;
     ArrayList<Profile> mItemArray;
+    OWSwipeRefreshLayout mRefreshLayout;
 
     FloatingActionButton fab;
 
@@ -86,28 +87,11 @@ public void onRefresh() {
         dbHelper = new SQLHelper(this);
         mItemArray = dbHelper.getList();
 
-        final OWSwipeRefreshLayout mRefreshLayout = mSwipeRefreshLayout;
+        mRefreshLayout = mSwipeRefreshLayout;
 
         mDragListView = (DragListView) findViewById(R.id.list);
         mDragListView.getRecyclerView().setVerticalScrollBarEnabled(true);
-        mDragListView.setDragListListener(new DragListView.DragListListenerAdapter() {
-            @Override
-            public void onItemDragStarted(int position) {
-                mRefreshLayout.setEnabled(false);
-                //Toast.makeText(mDragListView.getContext(), "Start - position: " + position, Toast.LENGTH_SHORT).show();
-            }
-
-            @Override
-            public void onItemDragEnded(int fromPosition, int toPosition) {
-                if (!isBusy) {
-                    mRefreshLayout.setEnabled(true);
-                    if (fromPosition != toPosition) {
-                        dbHelper.setList(mItemArray);
-                        //Toast.makeText(mDragListView.getContext(), "End - position: " + toPosition, Toast.LENGTH_SHORT).show();
-                    }
-                }
-            }
-        });
+        setDragListener();
 
         mRefreshLayout.setScrollingView(mDragListView.getRecyclerView());
         if (useDarkTheme)
@@ -157,11 +141,9 @@ public void onScrolled(RecyclerView recyclerView, int dx, int dy) {
 
         setupListRecyclerView();
 
-        isBusy = true;
         mSwipeRefreshLayout.setRefreshing(true);
         UpdateListTask updateListTask = new UpdateListTask(this, mItemArray);
         updateListTask.execute();
-
     }
 
     private void setupListRecyclerView() {
@@ -192,6 +174,39 @@ private void setupListRecyclerView() {
         isBusy = false;
     }*/
 
+    public void disableDrag(final boolean disable) {
+        mDragListView.setDragListCallback(new DragListView.DragListCallbackAdapter() {
+            @Override
+            public boolean canDragItemAtPosition(int dragPosition) {
+                return !disable;
+            }
+
+            @Override
+            public boolean canDropItemAtPosition(int dropPosition) {
+                return !disable;
+            }
+        });
+    }
+
+    public void setDragListener() {
+        mDragListView.setDragListListener(new DragListView.DragListListenerAdapter() {
+            @Override
+            public void onItemDragStarted(int position) {
+                mRefreshLayout.setEnabled(false);
+            }
+
+            @Override
+            public void onItemDragEnded(int fromPosition, int toPosition) {
+                if (!isBusy) {
+                    mRefreshLayout.setEnabled(true);
+                    if (fromPosition != toPosition) {
+                        dbHelper.setList((ArrayList<Profile>) mDragListView.getAdapter().getItemList());
+                    }
+                }
+            }
+        });
+    }
+
     public void onFabClick(View view) {
         final Context context = this;
         final View dialogView = this.getLayoutInflater().inflate(R.layout.configure_dialog, null);
diff --git a/app/src/main/java/com/cogentworks/overwidget/UpdateListTask.java b/app/src/main/java/com/cogentworks/overwidget/UpdateListTask.java
index 3fc2bea..f0092bc 100644
--- a/app/src/main/java/com/cogentworks/overwidget/UpdateListTask.java
+++ b/app/src/main/java/com/cogentworks/overwidget/UpdateListTask.java
@@ -24,6 +24,7 @@ public UpdateListTask(Context context, ArrayList<Profile> profiles) {
     @Override
     protected ArrayList<Profile> doInBackground(String... params) {
         ((MainActivity)context).isBusy = true;
+        ((MainActivity)context).disableDrag(true);
 
         if (profiles.size() == 0) {
             error = false;
@@ -54,18 +55,21 @@ protected ArrayList<Profile> doInBackground(String... params) {
 
     @Override
     protected void onPostExecute(ArrayList<Profile> result) {
-        if (result != null) {
-            MainActivity activity = (MainActivity) context;
 
+        MainActivity activity = (MainActivity) context;
+        if (result != null) {
             activity.dbHelper.setList(result);
             activity.mDragListView.getAdapter().setItemList(result);
 
+
         } else {
             if (error)
-                Snackbar.make(((Activity) context).findViewById(R.id.layout_main), "An update error occurred", Snackbar.LENGTH_LONG).show();
+                Snackbar.make(activity.findViewById(R.id.layout_main), "An update error occurred", Snackbar.LENGTH_LONG).show();
         }
 
-        ((MainActivity)context).isBusy = false;
-        ((SwipeRefreshLayout)((MainActivity)context).findViewById(R.id.swiperefresh)).setRefreshing(false);
+        activity.isBusy = false;
+        ((SwipeRefreshLayout)activity.findViewById(R.id.swiperefresh)).setRefreshing(false);
+        activity.disableDrag(false);
+        activity.setDragListener();
     }
 }