From a239eec17ccde03690dadf3068984744e71039af Mon Sep 17 00:00:00 2001
From: Alex Ning <chineseperson5@gmail.com>
Date: Mon, 6 Sep 2021 23:09:37 +0800
Subject: Remove code related to NetworkState in PostRecyclerViewAdapter.

---
 .../adapters/PostRecyclerViewAdapter.java          | 223 +++++++--------------
 .../infinityforreddit/fragments/PostFragment.java  |  33 ---
 2 files changed, 71 insertions(+), 185 deletions(-)

(limited to 'app/src')

diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/adapters/PostRecyclerViewAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/adapters/PostRecyclerViewAdapter.java
index 7f156a26..25125992 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/adapters/PostRecyclerViewAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/adapters/PostRecyclerViewAdapter.java
@@ -73,7 +73,6 @@ import jp.wasabeef.glide.transformations.BlurTransformation;
 import jp.wasabeef.glide.transformations.RoundedCornersTransformation;
 import ml.docilealligator.infinityforreddit.FetchGfycatOrRedgifsVideoLinks;
 import ml.docilealligator.infinityforreddit.MarkPostAsReadInterface;
-import ml.docilealligator.infinityforreddit.NetworkState;
 import ml.docilealligator.infinityforreddit.R;
 import ml.docilealligator.infinityforreddit.SaveThing;
 import ml.docilealligator.infinityforreddit.VoteThing;
@@ -111,8 +110,6 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
     private static final int VIEW_TYPE_POST_CARD_2_VIDEO_AUTOPLAY_TYPE = 6;
     private static final int VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE = 7;
     private static final int VIEW_TYPE_POST_CARD_2_TEXT_TYPE = 8;
-    private static final int VIEW_TYPE_ERROR = 9;
-    private static final int VIEW_TYPE_LOADING = 10;
 
     private static final DiffUtil.ItemCallback<Post> DIFF_CALLBACK = new DiffUtil.ItemCallback<Post>() {
         @Override
@@ -209,7 +206,6 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
     private boolean mHideTheNumberOfVotes;
     private boolean mHideTheNumberOfComments;
     private Drawable mCommentIcon;
-    private NetworkState networkState;
     private ExoCreator mExoCreator;
     private Callback mCallback;
 
@@ -342,96 +338,87 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
 
     @Override
     public int getItemViewType(int position) {
-        // Reached at the end
-        if (hasExtraRow() && position == getItemCount() - 1) {
-            if (networkState.getStatus() == NetworkState.Status.LOADING) {
-                return VIEW_TYPE_LOADING;
-            } else {
-                return VIEW_TYPE_ERROR;
-            }
-        } else {
-            if (mPostLayout == SharedPreferencesUtils.POST_LAYOUT_CARD) {
-                Post post = getItem(position);
-                if (post != null) {
-                    switch (post.getPostType()) {
-                        case Post.VIDEO_TYPE:
-                            if (mAutoplay) {
-                                if (!mAutoplayNsfwVideos && post.isNSFW()) {
-                                    return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
-                                }
-                                return VIEW_TYPE_POST_CARD_VIDEO_AUTOPLAY_TYPE;
-                            }
-                            return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
-                        case Post.GIF_TYPE:
-                        case Post.IMAGE_TYPE:
-                        case Post.GALLERY_TYPE:
-                            return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
-                        case Post.LINK_TYPE:
-                        case Post.NO_PREVIEW_LINK_TYPE:
-                            switch (mDefaultLinkPostLayout) {
-                                case SharedPreferencesUtils.POST_LAYOUT_CARD_2:
-                                    return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
-                                case SharedPreferencesUtils.POST_LAYOUT_GALLERY:
-                                    return VIEW_TYPE_POST_GALLERY;
-                                case SharedPreferencesUtils.POST_LAYOUT_COMPACT:
-                                    return VIEW_TYPE_POST_COMPACT;
+        if (mPostLayout == SharedPreferencesUtils.POST_LAYOUT_CARD) {
+            Post post = getItem(position);
+            if (post != null) {
+                switch (post.getPostType()) {
+                    case Post.VIDEO_TYPE:
+                        if (mAutoplay) {
+                            if (!mAutoplayNsfwVideos && post.isNSFW()) {
+                                return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
                             }
+                            return VIEW_TYPE_POST_CARD_VIDEO_AUTOPLAY_TYPE;
+                        }
+                        return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
+                    case Post.GIF_TYPE:
+                    case Post.IMAGE_TYPE:
+                    case Post.GALLERY_TYPE:
+                        return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
+                    case Post.LINK_TYPE:
+                    case Post.NO_PREVIEW_LINK_TYPE:
+                        switch (mDefaultLinkPostLayout) {
+                            case SharedPreferencesUtils.POST_LAYOUT_CARD_2:
+                                return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
+                            case SharedPreferencesUtils.POST_LAYOUT_GALLERY:
+                                return VIEW_TYPE_POST_GALLERY;
+                            case SharedPreferencesUtils.POST_LAYOUT_COMPACT:
+                                return VIEW_TYPE_POST_COMPACT;
+                        }
+                        return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
+                    default:
+                        return VIEW_TYPE_POST_CARD_TEXT_TYPE;
+                }
+            }
+            return VIEW_TYPE_POST_CARD_TEXT_TYPE;
+        } else if (mPostLayout == SharedPreferencesUtils.POST_LAYOUT_COMPACT) {
+            Post post = getItem(position);
+            if (post != null) {
+                if (post.getPostType() == Post.LINK_TYPE || post.getPostType() == Post.NO_PREVIEW_LINK_TYPE) {
+                    switch (mDefaultLinkPostLayout) {
+                        case SharedPreferencesUtils.POST_LAYOUT_CARD:
                             return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
-                        default:
-                            return VIEW_TYPE_POST_CARD_TEXT_TYPE;
+                        case SharedPreferencesUtils.POST_LAYOUT_GALLERY:
+                            return VIEW_TYPE_POST_GALLERY;
+                        case SharedPreferencesUtils.POST_LAYOUT_CARD_2:
+                            return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
                     }
                 }
-                return VIEW_TYPE_POST_CARD_TEXT_TYPE;
-            } else if (mPostLayout == SharedPreferencesUtils.POST_LAYOUT_COMPACT) {
-                Post post = getItem(position);
-                if (post != null) {
-                    if (post.getPostType() == Post.LINK_TYPE || post.getPostType() == Post.NO_PREVIEW_LINK_TYPE) {
+            }
+            return VIEW_TYPE_POST_COMPACT;
+        } else if (mPostLayout == SharedPreferencesUtils.POST_LAYOUT_GALLERY) {
+            return VIEW_TYPE_POST_GALLERY;
+        } else {
+            Post post = getItem(position);
+            if (post != null) {
+                switch (post.getPostType()) {
+                    case Post.VIDEO_TYPE:
+                        if (mAutoplay) {
+                            if (!mAutoplayNsfwVideos && post.isNSFW()) {
+                                return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
+                            }
+                            return VIEW_TYPE_POST_CARD_2_VIDEO_AUTOPLAY_TYPE;
+                        }
+                        return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
+                    case Post.GIF_TYPE:
+                    case Post.IMAGE_TYPE:
+                    case Post.GALLERY_TYPE:
+                        return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
+                    case Post.LINK_TYPE:
+                    case Post.NO_PREVIEW_LINK_TYPE:
                         switch (mDefaultLinkPostLayout) {
                             case SharedPreferencesUtils.POST_LAYOUT_CARD:
                                 return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
                             case SharedPreferencesUtils.POST_LAYOUT_GALLERY:
                                 return VIEW_TYPE_POST_GALLERY;
-                            case SharedPreferencesUtils.POST_LAYOUT_CARD_2:
-                                return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
+                            case SharedPreferencesUtils.POST_LAYOUT_COMPACT:
+                                return VIEW_TYPE_POST_COMPACT;
                         }
-                    }
+                        return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
+                    default:
+                        return VIEW_TYPE_POST_CARD_2_TEXT_TYPE;
                 }
-                return VIEW_TYPE_POST_COMPACT;
-            } else if (mPostLayout == SharedPreferencesUtils.POST_LAYOUT_GALLERY) {
-                return VIEW_TYPE_POST_GALLERY;
-            } else {
-                Post post = getItem(position);
-                if (post != null) {
-                    switch (post.getPostType()) {
-                        case Post.VIDEO_TYPE:
-                            if (mAutoplay) {
-                                if (!mAutoplayNsfwVideos && post.isNSFW()) {
-                                    return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
-                                }
-                                return VIEW_TYPE_POST_CARD_2_VIDEO_AUTOPLAY_TYPE;
-                            }
-                            return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
-                        case Post.GIF_TYPE:
-                        case Post.IMAGE_TYPE:
-                        case Post.GALLERY_TYPE:
-                            return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
-                        case Post.LINK_TYPE:
-                        case Post.NO_PREVIEW_LINK_TYPE:
-                            switch (mDefaultLinkPostLayout) {
-                                case SharedPreferencesUtils.POST_LAYOUT_CARD:
-                                    return VIEW_TYPE_POST_CARD_WITH_PREVIEW_TYPE;
-                                case SharedPreferencesUtils.POST_LAYOUT_GALLERY:
-                                    return VIEW_TYPE_POST_GALLERY;
-                                case SharedPreferencesUtils.POST_LAYOUT_COMPACT:
-                                    return VIEW_TYPE_POST_COMPACT;
-                            }
-                            return VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE;
-                        default:
-                            return VIEW_TYPE_POST_CARD_2_TEXT_TYPE;
-                    }
-                }
-                return VIEW_TYPE_POST_CARD_2_TEXT_TYPE;
             }
+            return VIEW_TYPE_POST_CARD_2_TEXT_TYPE;
         }
     }
 
@@ -459,12 +446,9 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
             return new PostCard2VideoAutoplayViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_post_card_2_video_autoplay, parent, false));
         } else if (viewType == VIEW_TYPE_POST_CARD_2_WITH_PREVIEW_TYPE) {
             return new PostCard2WithPreviewViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_post_card_2_with_preview, parent, false));
-        } else if (viewType == VIEW_TYPE_POST_CARD_2_TEXT_TYPE) {
-            return new PostCard2TextTypeViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_post_card_2_text, parent, false));
-        } else if (viewType == VIEW_TYPE_ERROR) {
-            return new ErrorViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_footer_error, parent, false));
         } else {
-            return new LoadingViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_footer_loading, parent, false));
+            //VIEW_TYPE_POST_CARD_2_TEXT_TYPE
+            return new PostCard2TextTypeViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_post_card_2_text, parent, false));
         }
     }
 
@@ -1679,14 +1663,6 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
         shareLinkBottomSheetFragment.show(mActivity.getSupportFragmentManager(), shareLinkBottomSheetFragment.getTag());
     }
 
-    @Override
-    public int getItemCount() {
-        if (hasExtraRow()) {
-            return super.getItemCount() + 1;
-        }
-        return super.getItemCount();
-    }
-
     @Nullable
     public Post getItemByPosition(int position) {
         if (position >= 0 && super.getItemCount() > position) {
@@ -1755,34 +1731,6 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
         return temp;
     }
 
-    private boolean hasExtraRow() {
-        return networkState != null && networkState.getStatus() != NetworkState.Status.SUCCESS;
-    }
-
-    public void setNetworkState(NetworkState newNetworkState) {
-        NetworkState previousState = this.networkState;
-        boolean previousExtraRow = hasExtraRow();
-        this.networkState = newNetworkState;
-        boolean newExtraRow = hasExtraRow();
-        if (previousExtraRow != newExtraRow) {
-            if (previousExtraRow) {
-                notifyItemRemoved(getItemCount() - 1);
-            } else {
-                notifyItemInserted(super.getItemCount());
-            }
-        } else if (newExtraRow && !previousState.equals(newNetworkState)) {
-            notifyItemChanged(getItemCount() - 1);
-        }
-    }
-
-    public void removeFooter() {
-        if (hasExtraRow()) {
-            notifyItemRemoved(getItemCount() - 1);
-        }
-
-        networkState = null;
-    }
-
     public void setAutoplay(boolean autoplay) {
         mAutoplay = autoplay;
     }
@@ -4372,33 +4320,4 @@ public class PostRecyclerViewAdapter extends PagingDataAdapter<Post, RecyclerVie
             divider.setBackgroundColor(mDividerColor);
         }
     }
-
-    class ErrorViewHolder extends RecyclerView.ViewHolder {
-        @BindView(R.id.error_text_view_item_footer_error)
-        TextView errorTextView;
-        @BindView(R.id.retry_button_item_footer_error)
-        Button retryButton;
-
-        ErrorViewHolder(View itemView) {
-            super(itemView);
-            ButterKnife.bind(this, itemView);
-            errorTextView.setText(R.string.load_more_posts_error);
-            errorTextView.setTextColor(mSecondaryTextColor);
-            retryButton.setOnClickListener(view -> mCallback.retryLoadingMore());
-            retryButton.setBackgroundTintList(ColorStateList.valueOf(mColorPrimaryLightTheme));
-            retryButton.setTextColor(mButtonTextColor);
-            itemView.setOnClickListener(view -> retryButton.performClick());
-        }
-    }
-
-    class LoadingViewHolder extends RecyclerView.ViewHolder {
-        @BindView(R.id.progress_bar_item_footer_loading)
-        ProgressBar progressBar;
-
-        LoadingViewHolder(@NonNull View itemView) {
-            super(itemView);
-            ButterKnife.bind(this, itemView);
-            progressBar.setIndeterminateTintList(ColorStateList.valueOf(mColorAccent));
-        }
-    }
 }
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/PostFragment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/PostFragment.java
index 48a39e41..57208029 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/PostFragment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/fragments/PostFragment.java
@@ -216,7 +216,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
     private boolean isLazyModePaused = false;
     private boolean hasPost = false;
     private boolean isShown = false;
-    private boolean isInitialRefreshingStarted = false;
     private boolean savePostFeedScrolledPosition;
     private boolean rememberMutingOptionInPostFeed;
     private Boolean masterMutingOption;
@@ -1184,7 +1183,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
 
         mAdapter.addLoadStateListener(combinedLoadStates -> {
             LoadState refreshLoadState = combinedLoadStates.getRefresh();
-            LoadState appendLoadState = combinedLoadStates.getAppend();
 
             mSwipeRefreshLayout.setRefreshing(refreshLoadState instanceof LoadState.Loading);
             if (refreshLoadState instanceof LoadState.NotLoading) {
@@ -1205,35 +1203,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
 
         mPostRecyclerView.setAdapter(mAdapter.withLoadStateFooter(new Paging3LoadingStateAdapter(mCustomThemeWrapper, R.string.load_more_posts_error,
                 view -> mAdapter.retry())));
-
-        /*mPostViewModel.hasPost().observe(getViewLifecycleOwner(), hasPost -> {
-            this.hasPost = hasPost;
-            mSwipeRefreshLayout.setRefreshing(false);
-            if (hasPost) {
-                mFetchPostInfoLinearLayout.setVisibility(View.GONE);
-            } else {
-                if (isInLazyMode) {
-                    stopLazyMode();
-                }
-
-                mFetchPostInfoLinearLayout.setOnClickListener(null);
-                showErrorView(R.string.no_posts);
-            }
-        });
-
-        mPostViewModel.getInitialLoadingState().observe(getViewLifecycleOwner(), networkState -> {
-            if (networkState.getStatus().equals(NetworkState.Status.SUCCESS)) {
-                mSwipeRefreshLayout.setRefreshing(false);
-            } else if (networkState.getStatus().equals(NetworkState.Status.FAILED)) {
-                mSwipeRefreshLayout.setRefreshing(false);
-                mFetchPostInfoLinearLayout.setOnClickListener(view -> refresh());
-                showErrorView(R.string.load_posts_error);
-            } else {
-                mSwipeRefreshLayout.setRefreshing(true);
-            }
-        });
-
-        mPostViewModel.getPaginationNetworkState().observe(getViewLifecycleOwner(), networkState -> mAdapter.setNetworkState(networkState));*/
     }
 
     public void changeSortType(SortType sortType) {
@@ -1278,7 +1247,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
                 mFetchPostInfoLinearLayout.setVisibility(View.GONE);
                 mGlide.clear(mFetchPostInfoImageView);
             }
-            mAdapter.removeFooter();
             hasPost = false;
             if (isInLazyMode) {
                 stopLazyMode();
@@ -1356,7 +1324,6 @@ public class PostFragment extends Fragment implements FragmentCommunicator {
 
     @Override
     public void refresh() {
-        mAdapter.removeFooter();
         mFetchPostInfoLinearLayout.setVisibility(View.GONE);
         hasPost = false;
         if (isInLazyMode) {
-- 
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