Implement option to see removed post.

8 files changed, 149 insertions, 3 deletions

diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/API/PushshiftAPI.java b/app/src/main/java/ml/docilealligator/infinityforreddit/API/PushshiftAPI.java
index 66c92a02..1dc7b411 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/API/PushshiftAPI.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/API/PushshiftAPI.java
@@ -7,4 +7,7 @@ import retrofit2.http.Query;
 public interface PushshiftAPI {
     @GET("reddit/comment/search/")
     Call<String> getRemovedComment(@Query("ids") String commentId);
+
+    @GET("reddit/submission/search/")
+    Call<String> getRemovedPost(@Query("ids") String postId);
 }
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewPostDetailActivity.java b/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewPostDetailActivity.java
index 8548b40e..9610d7c1 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewPostDetailActivity.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewPostDetailActivity.java
@@ -565,6 +565,10 @@ public class ViewPostDetailActivity extends BaseActivity implements FlairBottomS
             }
 
             mMenu.findItem(R.id.action_view_crosspost_parent_view_post_detail_activity).setVisible(mPost.getCrosspostParentId() != null);
+
+            if (mPost.getSelfText().equals("[deleted]")) {
+                mMenu.findItem(R.id.action_see_removed_view_post_detail_activity).setVisible(true);
+            }
         }
     }
 
@@ -1220,6 +1224,25 @@ public class ViewPostDetailActivity extends BaseActivity implements FlairBottomS
         return true;
     }
 
+    public void showRemovedPost() {
+        Toast.makeText(ViewPostDetailActivity.this, R.string.fetching_removed_post, Toast.LENGTH_SHORT).show();
+        FetchRemovedPost.fetchRemovedPost(
+                pushshiftRetrofit,
+                mPost,
+                new FetchRemovedPost.FetchRemovedPostListener() {
+                    @Override
+                    public void fetchSuccess(Post post) {
+                        mPost = post;
+                        mAdapter.updatePost(post);
+                    }
+
+                    @Override
+                    public void fetchFailed() {
+                        Toast.makeText(ViewPostDetailActivity.this, R.string.show_removed_post_failed, Toast.LENGTH_SHORT).show();
+                    }
+                });
+    }
+
     @Override
     public boolean onOptionsItemSelected(@NonNull MenuItem item) {
         switch (item.getItemId()) {
@@ -1408,6 +1431,10 @@ public class ViewPostDetailActivity extends BaseActivity implements FlairBottomS
                 intent.putExtra(ReportActivity.EXTRA_SUBREDDIT_NAME, mPost.getSubredditName());
                 intent.putExtra(ReportActivity.EXTRA_THING_FULLNAME, mPost.getFullName());
                 startActivity(intent);
+                return true;
+            case R.id.action_see_removed_view_post_detail_activity:
+                showRemovedPost();
+                return true;
             case android.R.id.home:
                 onBackPressed();
                 return true;
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/CommentAndPostRecyclerViewAdapter.java b/app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/CommentAndPostRecyclerViewAdapter.java
index f52a6b69..41acea18 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/CommentAndPostRecyclerViewAdapter.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/Adapter/CommentAndPostRecyclerViewAdapter.java
@@ -1387,6 +1387,7 @@ public class CommentAndPostRecyclerViewAdapter extends RecyclerView.Adapter<Recy
     public void editComment(String commentAuthor, String commentContentMarkdown, int position) {
         if (commentAuthor != null)
             mVisibleComments.get(position).setAuthor(commentAuthor);
+
         mVisibleComments.get(position).setCommentMarkdown(commentContentMarkdown);
         if (mIsSingleCommentThreadMode) {
             notifyItemChanged(position + 2);
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedComment.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedComment.java
index 4ff9e2d5..e2db7aed 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedComment.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedComment.java
@@ -31,6 +31,7 @@ public class FetchRemovedComment {
 
                     @Override
                     public void onFailure(@NonNull Call<String> call, @NonNull Throwable t) {
+                        t.printStackTrace();
                         listener.fetchFailed();
                     }
                 });
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedPost.java b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedPost.java
new file mode 100644
index 00000000..00a0f6a0
--- /dev/null
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/FetchRemovedPost.java
@@ -0,0 +1,100 @@
+package ml.docilealligator.infinityforreddit;
+
+import android.os.AsyncTask;
+
+import androidx.annotation.NonNull;
+
+import org.json.JSONException;
+import org.json.JSONObject;
+
+import ml.docilealligator.infinityforreddit.API.PushshiftAPI;
+import ml.docilealligator.infinityforreddit.Post.Post;
+import ml.docilealligator.infinityforreddit.Utils.JSONUtils;
+import ml.docilealligator.infinityforreddit.Utils.Utils;
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+import retrofit2.Retrofit;
+
+public class FetchRemovedPost {
+
+    public static void fetchRemovedPost(Retrofit retrofit, Post post, FetchRemovedPostListener listener) {
+        retrofit.create(PushshiftAPI.class).getRemovedPost(post.getId())
+                .enqueue(new Callback<String>() {
+                    @Override
+                    public void onResponse(@NonNull Call<String> call, @NonNull Response<String> response) {
+                        if (response.isSuccessful()) {
+                            new ParsePostAsyncTask(response.body(), post, listener).execute();
+                        } else {
+                            listener.fetchFailed();
+                        }
+                    }
+
+                    @Override
+                    public void onFailure(@NonNull Call<String> call, @NonNull Throwable t) {
+                        t.printStackTrace();
+                        listener.fetchFailed();
+                    }
+                });
+    }
+
+    private static Post parseRemovedPost(JSONObject postJson, Post post) throws JSONException {
+        String id = postJson.getString(JSONUtils.ID_KEY);
+        if (id.equals(post.getId())) {
+            String author = postJson.getString(JSONUtils.AUTHOR_KEY);
+            String title = postJson.getString(JSONUtils.TITLE_KEY);
+            String postContent = "";
+            if (!postJson.isNull(JSONUtils.SELFTEXT_KEY)) {
+                postContent = Utils.modifyMarkdown(postJson.getString(JSONUtils.SELFTEXT_KEY).trim());
+            }
+
+            post.setAuthor(author);
+            post.setTitle(title);
+            post.setSelfText(postContent);
+            post.setSelfTextPlain("");
+            post.setSelfTextPlainTrimmed("");
+            return post;
+        } else {
+            return null;
+        }
+    }
+
+    public interface FetchRemovedPostListener {
+        void fetchSuccess(Post post);
+
+        void fetchFailed();
+    }
+
+    private static class ParsePostAsyncTask extends AsyncTask<Void, Void, Void> {
+
+        private String responseBody;
+        private FetchRemovedPostListener listener;
+        Post post;
+
+        public ParsePostAsyncTask(String responseBody, Post post, FetchRemovedPostListener listener) {
+            this.responseBody = responseBody;
+            this.post = post;
+            this.listener = listener;
+        }
+
+        @Override
+        protected Void doInBackground(Void... voids) {
+            try {
+                JSONObject postJson = new JSONObject(responseBody).getJSONArray(JSONUtils.DATA_KEY).getJSONObject(0);
+                post = parseRemovedPost(postJson, post);
+            } catch (JSONException e) {
+                e.printStackTrace();
+            }
+            return null;
+        }
+
+        @Override
+        protected void onPostExecute(Void aVoid) {
+            super.onPostExecute(aVoid);
+            if (post != null)
+                listener.fetchSuccess(post);
+            else
+                listener.fetchFailed();
+        }
+    }
+}
diff --git a/app/src/main/java/ml/docilealligator/infinityforreddit/Post/Post.java b/app/src/main/java/ml/docilealligator/infinityforreddit/Post/Post.java
index a05a97f2..54e7ec7f 100644
--- a/app/src/main/java/ml/docilealligator/infinityforreddit/Post/Post.java
+++ b/app/src/main/java/ml/docilealligator/infinityforreddit/Post/Post.java
@@ -252,6 +252,11 @@ public class Post implements Parcelable {
         return author;
     }
 
+    public void setAuthor(String author) {
+        this.author = author;
+        this.authorNamePrefixed = "u/" + author;
+    }
+
     public String getAuthorNamePrefixed() {
         return authorNamePrefixed;
     }
@@ -524,4 +529,4 @@ public class Post implements Parcelable {
         }
         return ((Post) obj).id.equals(id);
     }
-}
\ No newline at end of file
+}
diff --git a/app/src/main/res/menu/view_post_detail_activity.xml b/app/src/main/res/menu/view_post_detail_activity.xml
index 32f83c41..29c49e1f 100644
--- a/app/src/main/res/menu/view_post_detail_activity.xml
+++ b/app/src/main/res/menu/view_post_detail_activity.xml
@@ -80,5 +80,12 @@
         android:orderInCategory="12"
         android:title="@string/action_report"
         app:showAsAction="never"
+        android:visible="false"/>
+
+    <item
+        android:id="@+id/action_see_removed_view_post_detail_activity"
+        android:orderInCategory="13"
+        android:title="@string/action_see_removed"
+        app:showAsAction="never"
         android:visible="false" />
-</menu>
\ No newline at end of file
+</menu>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index fa9f039b..cddcf9bf 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -61,6 +61,7 @@
     <string name="action_share">Share</string>
     <string name="action_preview">Preview</string>
     <string name="action_report">Report</string>
+    <string name="action_see_removed">See Removed</string>
     <string name="action_set_wallpaper">Set as Wallpaper</string>
 
     <string name="parse_json_response_error">Error occurred when parsing the JSON response</string>
@@ -277,9 +278,10 @@
     <string name="edit">Edit</string>
     <string name="delete">Delete</string>
     <string name="see_removed_comment">See Removed Comment</string>
-    <string name="see_removed_post">See Removed Post</string>
     <string name="fetching_removed_comment">Fetching removed comment</string>
     <string name="show_removed_comment_failed">Could not find the removed comment</string>
+    <string name="fetching_removed_post">Fetching removed post</string>
+    <string name="show_removed_post_failed">Could not find the removed post</string>
     <string name="cancel">Cancel</string>
     <string name="ok">OK</string>
     <string name="edit_success">Edit successful</string>