Added friends tab

.idea/misc.xml

@@ -25,7 +25,7 @@
       </value>
     </option>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_7" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

app/src/main/java/org/communiquons/android/comunic/client/data/helpers/FriendsListHelper.java

@@ -343,4 +343,34 @@ public class FriendsListHelper {
             return false;
         }
     }
+
+    /**
+     * Get the list of friends of a user
+     *
+     * @param userID the ID of the target user
+     * @return The list of the IDs of the friends of the user / null in case of failure
+     */
+    @Nullable
+    public ArrayList<Integer> getUserFriends(int userID){
+        APIRequest request = new APIRequest(mContext, "friends/get_user_list");
+        request.addInt("userID", userID);
+
+        try {
+            APIResponse response = new APIRequestHelper().exec(request);
+
+            if(response.getResponse_code() != 200) return null;
+
+            JSONArray array = response.getJSONArray();
+            ArrayList<Integer> list = new ArrayList<>();
+
+            for (int i = 0; i < array.length(); i++)
+                list.add(array.getInt(i));
+
+            return list;
+
+        } catch (Exception e) {
+            e.printStackTrace();
+            return null;
+        }
+    }
 }

app/src/main/java/org/communiquons/android/comunic/client/data/helpers/GetUsersHelper.java

@@ -403,6 +403,8 @@ public class GetUsersHelper {
             //Check if user can post text or this page or not
             advancedUserInfo.setCanPostText(userObject.getBoolean("can_post_texts"));
 
+            advancedUserInfo.setFriendListPublic(userObject.getBoolean("friend_list_public"));
+
         } catch (JSONException e){
             e.printStackTrace();
             return null;

app/src/main/java/org/communiquons/android/comunic/client/data/models/AdvancedUserInfo.java

@@ -13,6 +13,7 @@ public class AdvancedUserInfo extends UserInfo {
     private int account_creation_time;
     private boolean accessForbidden = false;
     private boolean canPostText;
+    private boolean friendListPublic;
 
     /**
      * Get the account creation time
@@ -67,4 +68,13 @@ public class AdvancedUserInfo extends UserInfo {
     public boolean isCanPostText() {
         return canPostText;
     }
+
+    //Set and get friend is public status
+    public boolean isFriendListPublic() {
+        return friendListPublic;
+    }
+
+    public void setFriendListPublic(boolean friendListPublic) {
+        this.friendListPublic = friendListPublic;
+    }
 }

app/src/main/java/org/communiquons/android/comunic/client/ui/asynctasks/GetUserFriendsListTask.java

@@ -0,0 +1,33 @@
+package org.communiquons.android.comunic.client.ui.asynctasks;
+
+import android.content.Context;
+import android.util.ArrayMap;
+
+import org.communiquons.android.comunic.client.data.asynctasks.SafeAsyncTask;
+import org.communiquons.android.comunic.client.data.helpers.FriendsListHelper;
+import org.communiquons.android.comunic.client.data.helpers.GetUsersHelper;
+import org.communiquons.android.comunic.client.data.models.UserInfo;
+
+import java.util.ArrayList;
+
+/**
+ * Get the list of friends of a specific user with their information
+ *
+ * @author Pierre HUBERT
+ */
+public class GetUserFriendsListTask extends SafeAsyncTask<Integer, Void, ArrayMap<Integer, UserInfo>> {
+
+    public GetUserFriendsListTask(Context context) {
+        super(context);
+    }
+
+    @Override
+    protected ArrayMap<Integer, UserInfo> doInBackground(Integer... integers) {
+        ArrayList<Integer> list = new FriendsListHelper(getContext()).getUserFriends(integers[0]);
+
+        if(list == null)
+            return null;
+
+        return new GetUsersHelper(getContext()).getMultiple(list);
+    }
+}

app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/UserFriendListFragment.java

@@ -0,0 +1,174 @@
+package org.communiquons.android.comunic.client.ui.fragments;
+
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.support.annotation.NonNull;
+import android.support.annotation.Nullable;
+import android.support.v4.app.Fragment;
+import android.util.ArrayMap;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ListView;
+import android.widget.ProgressBar;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import org.communiquons.android.comunic.client.R;
+import org.communiquons.android.comunic.client.data.asynctasks.SafeAsyncTask;
+import org.communiquons.android.comunic.client.data.models.UserInfo;
+import org.communiquons.android.comunic.client.ui.adapters.UsersBasicAdapter;
+import org.communiquons.android.comunic.client.ui.asynctasks.GetUserFriendsListTask;
+import org.communiquons.android.comunic.client.ui.listeners.onOpenUsersPageListener;
+
+import java.util.ArrayList;
+import java.util.Objects;
+
+/**
+ * Friend list fragment for a specific user (not the current user signed in)
+ *
+ * @author Pierre HUBERT
+ */
+public class UserFriendListFragment extends Fragment implements AdapterView.OnItemClickListener {
+
+    private static final String TAG = UserFriendListFragment.class.getCanonicalName();
+
+    /**
+     * Argument to pass to the fragment to transfer user ID
+     */
+    public static final String ARGUMENT_USER_ID = "user_id";
+
+    private int mUserID;
+
+    /**
+     * Views
+     */
+    private ProgressBar mProgress;
+    private TextView mNoFriendsNotice;
+    private ListView mList;
+
+    /**
+     * Users list
+     */
+    private ArrayList<UserInfo> mUsersList;
+
+    /**
+     * Get user task
+     */
+    private GetUserFriendsListTask mLoadTask;
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        assert getArguments() != null;
+        mUserID = getArguments().getInt(ARGUMENT_USER_ID);
+    }
+
+    @Nullable
+    @Override
+    public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.fragment_user_friends_list, container, false);
+    }
+
+    @Override
+    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
+        super.onViewCreated(view, savedInstanceState);
+
+        mProgress = view.findViewById(R.id.progressBar);
+        mNoFriendsNotice = view.findViewById(R.id.nofriendsNotice);
+        mList = view.findViewById(R.id.list);
+
+        mList.setOnItemClickListener(this);
+
+        setProgressBarVisibility(true);
+        setNoFriendsNoticeVisibility(false);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+
+        if (mUsersList != null)
+            showFriendsList();
+
+        load_list();
+    }
+
+    @Override
+    public void onDestroy() {
+        super.onDestroy();
+
+        if (mLoadTask != null)
+            mLoadTask.setOnPostExecuteListener(null);
+    }
+
+    /**
+     * Load friends list
+     */
+    private void load_list() {
+
+        if (mLoadTask != null)
+            mLoadTask.setOnPostExecuteListener(null);
+
+        mLoadTask = new GetUserFriendsListTask(getActivity());
+        mLoadTask.setOnPostExecuteListener(new SafeAsyncTask.OnPostExecuteListener<ArrayMap<Integer, UserInfo>>() {
+            @Override
+            public void OnPostExecute(ArrayMap<Integer, UserInfo> users) {
+                if (getActivity() != null)
+                    applyFriendsList(users);
+            }
+        });
+
+        mLoadTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, mUserID);
+    }
+
+    /**
+     * Apply friend list
+     *
+     * @param list The list to apply
+     */
+    private void applyFriendsList(@Nullable ArrayMap<Integer, UserInfo> list) {
+
+        setProgressBarVisibility(false);
+
+        if (list == null) {
+            Toast.makeText(getContext(), R.string.err_get_user_friends, Toast.LENGTH_SHORT).show();
+            return;
+        }
+
+        this.mUsersList = new ArrayList<>(list.values());
+
+        showFriendsList();
+    }
+
+    /**
+     * Show friends list
+     */
+    private void showFriendsList() {
+
+        setNoFriendsNoticeVisibility(mUsersList.size() == 0);
+
+        UsersBasicAdapter usersBasicAdapter = new UsersBasicAdapter(
+                Objects.requireNonNull(getActivity()), mUsersList);
+
+        mList.setAdapter(usersBasicAdapter);
+    }
+
+
+    private void setProgressBarVisibility(boolean visible) {
+        mProgress.setVisibility(visible ? View.VISIBLE : View.GONE);
+    }
+
+    private void setNoFriendsNoticeVisibility(boolean visible){
+        mNoFriendsNotice.setVisibility(visible ? View.VISIBLE : View.GONE);
+    }
+
+    @Override
+    public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
+        if (mUsersList.size() > position)
+            ((onOpenUsersPageListener) Objects.requireNonNull(getActivity())).openUserPage(
+                    mUsersList.get(position).getId());
+    }
+}

app/src/main/java/org/communiquons/android/comunic/client/ui/fragments/UserPageFragment.java

@@ -1,12 +1,12 @@
 package org.communiquons.android.comunic.client.ui.fragments;
 
 import android.app.AlertDialog;
-import android.support.annotation.NonNull;
-import android.support.v4.app.Fragment;
 import android.os.AsyncTask;
 import android.os.Bundle;
+import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.design.widget.TabLayout;
+import android.support.v4.app.Fragment;
 import android.support.v4.view.ViewPager;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -17,6 +17,7 @@ import org.communiquons.android.comunic.client.R;
 import org.communiquons.android.comunic.client.data.helpers.DatabaseHelper;
 import org.communiquons.android.comunic.client.data.helpers.GetUsersHelper;
 import org.communiquons.android.comunic.client.data.models.AdvancedUserInfo;
+import org.communiquons.android.comunic.client.data.utils.AccountUtils;
 import org.communiquons.android.comunic.client.ui.activities.MainActivity;
 import org.communiquons.android.comunic.client.ui.adapters.FragmentPagerBaseAdapter;
 import org.communiquons.android.comunic.client.ui.listeners.onOpenUsersPageListener;
@@ -196,6 +197,18 @@ public class UserPageFragment extends Fragment {
         adapter.addFragment(postsFragment, UiUtils.getString(getActivity(),
                 R.string.tab_posts));
 
+        //Friends fragment (if required)
+        if(mUserID != AccountUtils.getID(getActivity()) && userInfo.isFriendListPublic()){
+
+            Bundle friendsArgs = new Bundle();
+            friendsArgs.putInt(UserFriendListFragment.ARGUMENT_USER_ID, mUserID);
+
+            UserFriendListFragment friendsFragment = new UserFriendListFragment();
+            friendsFragment.setArguments(friendsArgs);
+            adapter.addFragment(friendsFragment, UiUtils.getString(getActivity(),
+                    R.string.tab_friends));
+        }
+
 
         mPager.setAdapter(adapter);
         mTabLayout.setupWithViewPager(mPager);

app/src/main/res/layout/fragment_user_friends_list.xml

@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<android.support.constraint.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <ProgressBar
+        android:id="@+id/progressBar"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintVertical_bias="0.499" />
+
+    <ListView
+        android:id="@+id/list"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:layout_marginBottom="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:listitem="@layout/user_basic_adapter_item" />
+
+    <TextView
+        android:id="@+id/nofriendsNotice"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="8dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginStart="8dp"
+        android:layout_marginTop="8dp"
+        android:text="@string/notice_user_has_no_friend"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</android.support.constraint.ConstraintLayout>

app/src/main/res/values-fr/strings.xml

@@ -249,4 +249,5 @@
     <string name="dialog_open_source_licenses_title">Licences Open Source</string>
     <string name="btn_open_source_licences">Licences Open Source</string>
     <string name="date_days_short">j</string>
+    <string name="tab_friends">Amis</string>
 </resources>

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

@@ -253,4 +253,7 @@
     <string name="dialog_delete_conversation_message_confirm">Delete</string>
     <string name="err_delete_conversation_message">Could not delete conversation message!</string>
     <string name="date_days_short">d</string>
+    <string name="tab_friends">Friends</string>
+    <string name="err_get_user_friends">Could not get the friends of the user!</string>
+    <string name="notice_user_has_no_friend">This user has not any friend yet.</string>
 </resources>