Iteration 5 for File detail & new sharing - Comments

src/main/java/com/owncloud/android/operations/CommentFileOperation.java

@@ -0,0 +1,112 @@
+/*
+ * Nextcloud Android client application
+ *
+ * @author Tobias Kaminsky
+ * Copyright (C) 2018 Tobias Kaminsky
+ * Copyright (C) 2018 Nextcloud GmbH.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.owncloud.android.operations;
+
+import android.util.Log;
+
+import com.google.gson.GsonBuilder;
+import com.owncloud.android.lib.common.OwnCloudClient;
+import com.owncloud.android.lib.common.operations.RemoteOperationResult;
+import com.owncloud.android.operations.common.SyncOperation;
+
+import org.apache.commons.httpclient.HttpStatus;
+import org.apache.commons.httpclient.methods.PostMethod;
+import org.apache.commons.httpclient.methods.StringRequestEntity;
+
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+
+
+/**
+ * Restore a {@link com.owncloud.android.lib.resources.files.FileVersion}.
+ */
+public class CommentFileOperation extends SyncOperation {
+
+    private static final String TAG = CommentFileOperation.class.getSimpleName();
+    private static final int POST_READ_TIMEOUT = 30000;
+    private static final int POST_CONNECTION_TIMEOUT = 5000;
+
+    private static final String ACTOR_ID = "actorId";
+    private static final String ACTOR_TYPE = "actorType";
+    private static final String ACTOR_TYPE_VALUE = "users";
+    private static final String VERB = "verb";
+    private static final String VERB_VALUE = "comment";
+    private static final String MESSAGE = "message";
+
+    private String message;
+    private String fileId;
+    private String userId;
+
+    /**
+     * Constructor
+     *
+     * @param message Comment to store
+     * @param userId  userId to access correct dav endpoint
+     */
+    public CommentFileOperation(String message, String fileId, String userId) {
+        this.message = message;
+        this.fileId = fileId;
+        this.userId = userId;
+    }
+
+    /**
+     * Performs the operation.
+     *
+     * @param client Client object to communicate with the remote ownCloud server.
+     */
+    @Override
+    protected RemoteOperationResult run(OwnCloudClient client) {
+
+        RemoteOperationResult result;
+        try {
+            String url = client.getNewWebdavUri(false) + "/comments/files/" + fileId;
+            PostMethod postMethod = new PostMethod(url);
+            postMethod.addRequestHeader("Content-type", "application/json");
+
+            Map<String, String> values = new HashMap<>();
+            values.put(ACTOR_ID, userId);
+            values.put(ACTOR_TYPE, ACTOR_TYPE_VALUE);
+            values.put(VERB, VERB_VALUE);
+            values.put(MESSAGE, message);
+
+            String json = new GsonBuilder().create().toJson(values, Map.class);
+
+            postMethod.setRequestEntity(new StringRequestEntity(json));
+
+            int status = client.executeMethod(postMethod, POST_READ_TIMEOUT, POST_CONNECTION_TIMEOUT);
+
+            result = new RemoteOperationResult(isSuccess(status), postMethod);
+
+            client.exhaustResponse(postMethod.getResponseBodyAsStream());
+        } catch (IOException e) {
+            result = new RemoteOperationResult(e);
+            Log.e(TAG, "Post comment to file with id " + fileId + " failed: " + result.getLogMessage(), e);
+        }
+
+        return result;
+    }
+
+    private boolean isSuccess(int status) {
+        return status == HttpStatus.SC_CREATED;
+    }
+}

src/main/java/com/owncloud/android/ui/fragment/FileDetailActivitiesFragment.java

@@ -26,8 +26,11 @@
 import android.accounts.OperationCanceledException;
 import android.content.Context;
 import android.graphics.PorterDuff;
+import android.os.AsyncTask;
 import android.os.Bundle;
 import android.support.annotation.NonNull;
+import android.support.design.widget.Snackbar;
+import android.support.design.widget.TextInputEditText;
 import android.support.v4.app.Fragment;
 import android.support.v4.app.FragmentActivity;
 import android.support.v4.widget.SwipeRefreshLayout;
@@ -57,6 +60,7 @@
 import com.owncloud.android.lib.resources.files.ReadFileVersionsOperation;
 import com.owncloud.android.lib.resources.status.OCCapability;
 import com.owncloud.android.lib.resources.status.OwnCloudVersion;
+import com.owncloud.android.operations.CommentFileOperation;
 import com.owncloud.android.ui.activity.ComponentsGetter;
 import com.owncloud.android.ui.activity.FileActivity;
 import com.owncloud.android.ui.adapter.ActivityAndVersionListAdapter;
@@ -71,6 +75,7 @@
 import butterknife.BindString;
 import butterknife.BindView;
 import butterknife.ButterKnife;
+import butterknife.OnClick;
 import butterknife.Unbinder;
 
 public class FileDetailActivitiesFragment extends Fragment implements ActivityListInterface, VersionListInterface.View {
@@ -113,14 +118,19 @@ public class FileDetailActivitiesFragment extends Fragment implements ActivityLi
     @BindView(android.R.id.list)
     public RecyclerView recyclerView;
 
+    @BindView(R.id.commentInputField)
+    public TextInputEditText commentInput;
+
     @BindString(R.string.activities_no_results_headline)
     public String noResultsHeadline;
 
     @BindString(R.string.activities_no_results_message)
     public String noResultsMessage;
+
     private boolean restoreFileVersionSupported;
     private String userId;
     private FileOperationsHelper operationsHelper;
+    private VersionListInterface.CommentCallback callback;
 
     public static FileDetailActivitiesFragment newInstance(OCFile file, Account account) {
         FileDetailActivitiesFragment fragment = new FileDetailActivitiesFragment();
@@ -154,19 +164,43 @@ public View onCreateView(@NonNull LayoutInflater inflater,
 
         fetchAndSetData(null);
 
-        swipeListRefreshLayout.setOnRefreshListener(
-                () -> onRefreshListLayout(swipeListRefreshLayout));
-        swipeEmptyListRefreshLayout.setOnRefreshListener(
-                () -> onRefreshListLayout(swipeEmptyListRefreshLayout));
+        swipeListRefreshLayout.setOnRefreshListener(() -> onRefreshListLayout(swipeListRefreshLayout));
+        swipeEmptyListRefreshLayout.setOnRefreshListener(() -> onRefreshListLayout(swipeEmptyListRefreshLayout));
 
         AccountManager accountManager = AccountManager.get(getContext());
         userId = accountManager.getUserData(account,
                 com.owncloud.android.lib.common.accounts.AccountUtils.Constants.KEY_USER_ID);
 
+        callback = new VersionListInterface.CommentCallback() {
+
+            @Override
+            public void onSuccess() {
+                commentInput.getText().clear();
+                fetchAndSetData(null);
+            }
+
+            @Override
+            public void onError(int error) {
+                Snackbar.make(recyclerView, error, Snackbar.LENGTH_LONG).show();
+            }
+        };
+
+        commentInput.getBackground().setColorFilter(
+                ThemeUtils.primaryAccentColor(getContext()),
+                PorterDuff.Mode.SRC_ATOP
+        );
 
         return view;
     }
 
+    @OnClick(R.id.submitComment)
+    public void submitComment() {
+        if (commentInput.getText().toString().trim().length() > 0) {
+            new SubmitCommentTask(commentInput.getText().toString(), userId, file.getLocalId(),
+                    callback, ownCloudClient).execute();
+        }
+    }
+
     private void onRefreshListLayout(SwipeRefreshLayout refreshLayout) {
         setLoadingMessage();
         if (refreshLayout != null && refreshLayout.isRefreshing()) {
@@ -389,4 +423,43 @@ public void onSaveInstanceState(@NonNull Bundle outState) {
     public void onRestoreClicked(FileVersion fileVersion) {
         operationsHelper.restoreFileVersion(fileVersion, userId);
     }
-}
+
+    private static class SubmitCommentTask extends AsyncTask<Void, Void, Boolean> {
+
+        private String message;
+        private String userId;
+        private String fileId;
+        private VersionListInterface.CommentCallback callback;
+        private OwnCloudClient client;
+
+        private SubmitCommentTask(String message, String userId, String fileId,
+                                  VersionListInterface.CommentCallback callback, OwnCloudClient client) {
+            this.message = message;
+            this.userId = userId;
+            this.fileId = fileId;
+            this.callback = callback;
+            this.client = client;
+        }
+
+        @Override
+        protected Boolean doInBackground(Void... voids) {
+            CommentFileOperation commentFileOperation = new CommentFileOperation(message, fileId, userId);
+
+            RemoteOperationResult result = commentFileOperation.execute(client);
+
+            return result.isSuccess();
+        }
+
+        @Override
+        protected void onPostExecute(Boolean success) {
+            super.onPostExecute(success);
+
+            if (success) {
+                callback.onSuccess();
+            } else {
+                callback.onError(R.string.error_comment_file);
+
+            }
+        }
+    }
+}

src/main/java/com/owncloud/android/ui/fragment/FileFragment.java

@@ -60,7 +60,7 @@ public void onCreate(@Nullable Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
         Bundle bundle = getArguments();
-        setFile((OCFile) bundle.getParcelable(EXTRA_FILE));
+        setFile(bundle.getParcelable(EXTRA_FILE));
     }
 
     /**

src/main/java/com/owncloud/android/ui/interfaces/VersionListInterface.java

@@ -28,4 +28,10 @@ public interface VersionListInterface {
     interface View {
         void onRestoreClicked(FileVersion fileVersion);
     }
+
+    interface CommentCallback {
+        void onSuccess();
+
+        void onError(int error);
+    }
 }

src/main/res/drawable/ic_send.xml

@@ -0,0 +1,25 @@
+<!--
+    @author Google LLC
+    Copyright (C) 2018 Google LLC
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportHeight="24"
+    android:viewportWidth="24">
+    <path
+        android:fillColor="#757575"
+        android:pathData="M2,21L23,12L2,3V10L17,12L2,14V21Z" />
+</vector>

src/main/res/layout/file_details_activities_fragment.xml

@@ -18,36 +18,69 @@
   License along with this program.  If not, see <http://www.gnu.org/licenses/>.
 -->
 
-<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_height="match_parent"
-    android:layout_width="match_parent">
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+              android:layout_width="match_parent"
+              android:layout_height="match_parent"
+              android:orientation="vertical">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="@dimen/zero"
+        android:layout_marginLeft="@dimen/standard_padding"
+        android:layout_marginRight="@dimen/zero"
+        android:layout_marginStart="@dimen/standard_padding"
+        android:orientation="horizontal">
+
+        <android.support.design.widget.TextInputEditText
+            android:id="@+id/commentInputField"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_weight="1"
+            android:hint="@string/new_comment"
+            android:paddingTop="@dimen/standard_padding" />
+
+        <ImageButton
+            android:id="@+id/submitComment"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:background="?attr/selectableItemBackgroundBorderless"
+            android:contentDescription="@string/common_send"
+            android:paddingBottom="@dimen/standard_padding"
+            android:paddingEnd="@dimen/standard_padding"
+            android:paddingLeft="@dimen/standard_padding"
+            android:paddingRight="@dimen/standard_padding"
+            android:paddingStart="@dimen/standard_padding"
+            android:paddingTop="@dimen/standard_padding"
+            android:src="@drawable/ic_send" />
+    </LinearLayout>
 
     <android.support.v4.widget.SwipeRefreshLayout
-        android:footerDividersEnabled="false"
         android:id="@+id/swipe_containing_list"
-        android:layout_height="match_parent"
         android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:footerDividersEnabled="false"
         android:visibility="visible">
 
         <android.support.v7.widget.RecyclerView
-            android:clipToPadding="false"
             android:id="@android:id/list"
-            android:layout_height="match_parent"
             android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:clipToPadding="false"
             android:scrollbarStyle="outsideOverlay"
             android:scrollbars="vertical"
-            android:visibility="visible" />
+            android:visibility="visible"/>
 
     </android.support.v4.widget.SwipeRefreshLayout>
 
     <android.support.v4.widget.SwipeRefreshLayout
-        android:footerDividersEnabled="false"
         android:id="@+id/swipe_containing_empty"
-        android:layout_height="match_parent"
         android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:footerDividersEnabled="false"
         android:visibility="visible">
 
-        <include layout="@layout/empty_list" />
+        <include layout="@layout/empty_list"/>
     </android.support.v4.widget.SwipeRefreshLayout>
 
-</FrameLayout>
+</LinearLayout>

src/main/res/values/strings.xml

@@ -799,6 +799,8 @@
     <string name="whats_new_device_credentials_content">Use anything like a pattern, password, pin or your fingerprint to keep your data safe.</string>
     <string name="restore">Restore file</string>
     <string name="new_version_was_created">New version was created</string>
+    <string name="new_comment">New comment…</string>
+    <string name="error_comment_file">Error commenting file</string>
     <string name="file_version_restored_successfully">Successfully restored file version.</string>
     <string name="file_version_restored_error">Error restoring file version!</string>
     <string name="outdated_server">The server has reached end of life, please upgrade!</string>