PixelDroid-App-Android/app/src/main/res/layout/activity_profile.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.swiperefreshlayout.widget.SwipeRefreshLayout
    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"
    android:id="@+id/profileRefreshLayout"
    tools:context=".profile.ProfileActivity">

<androidx.core.widget.NestedScrollView
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content">

        <ImageView
            android:id="@+id/profilePictureImageView"
            android:layout_width="120dp"
            android:layout_height="120dp"
            android:layout_marginStart="16dp"
            android:layout_marginTop="16dp"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent"
            tools:srcCompat="@tools:sample/avatars"
            android:contentDescription="@string/profile_picture" />

        <TextView
            android:id="@+id/nbPostsTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="8dp"
            android:gravity="center"
            android:text="@string/default_nposts"
            app:layout_constraintBottom_toBottomOf="@+id/profilePictureImageView"
            app:layout_constraintHorizontal_chainStyle="spread"
            app:layout_constraintStart_toEndOf="@+id/profilePictureImageView"
            app:layout_constraintTop_toTopOf="@+id/profilePictureImageView" />

        <TextView
            android:id="@+id/nbFollowersTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:gravity="center"
            android:text="@string/default_nfollowers"
            app:layout_constraintBottom_toBottomOf="@+id/nbPostsTextView"
            app:layout_constraintEnd_toStartOf="@+id/nbFollowingTextView"
            app:layout_constraintStart_toEndOf="@+id/nbPostsTextView"
            app:layout_constraintTop_toTopOf="@+id/nbPostsTextView" />

        <TextView
            android:id="@+id/nbFollowingTextView"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginEnd="8dp"
            android:gravity="center"
            android:text="@string/default_nfollowing"
            app:layout_constraintBottom_toBottomOf="@+id/nbFollowersTextView"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="@+id/nbFollowersTextView" />

        <TextView
            android:id="@+id/accountNameTextView"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginLeft="20dp"
            android:layout_marginTop="5dp"
            android:layout_marginRight="20dp"
            android:text="@string/no_username"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/profilePictureImageView"/>


        <TextView
            android:id="@+id/descriptionTextView"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_marginLeft="20dp"
            android:layout_marginTop="5dp"
            android:layout_marginRight="20dp"
            android:layout_marginBottom="10dp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/accountNameTextView"/>

        <Button
            android:id="@+id/followButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:backgroundTint="@color/colorButtonBg"
            android:text="@string/follow"
            android:textColor="@color/colorButtonText"
            android:visibility="invisible"
            tools:layout_editor_absoluteX="16dp"
            tools:layout_editor_absoluteY="185dp"
            tools:visibility="visible"
            app:layout_constraintStart_toStartOf="@+id/profilePictureImageView"
            app:layout_constraintTop_toBottomOf="@+id/descriptionTextView"/>

        <Button
            android:id="@+id/editButton"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginStart="8dp"
            android:layout_marginEnd="8dp"
            android:backgroundTint="@color/colorButtonBg"
            android:text="@string/edit_profile"
            android:textColor="@color/colorButtonText"
            android:visibility="gone"
            app:icon="@drawable/ic_baseline_open_in_browser_24"
            app:iconTint="@color/colorButtonText"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="@+id/profilePictureImageView"
            app:layout_constraintTop_toBottomOf="@+id/descriptionTextView" />


        <ProgressBar
            android:id="@+id/profileProgressBar"
            style="?android:attr/progressBarStyle"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="16dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/followButton" />

        <androidx.constraintlayout.motion.widget.MotionLayout
            android:id="@+id/motionLayout"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:layout_marginTop="8dp"
            android:visibility="visible"
            app:layoutDescription="@xml/error_layout_xml_error_scene"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@id/followButton"
            tools:visibility="visible">

            <include
                layout="@layout/error_layout"
                tools:layout_editor_absoluteX="50dp" />

            <androidx.recyclerview.widget.RecyclerView
                android:id="@+id/profilePostsRecyclerView"
                android:layout_width="match_parent"
                android:layout_height="match_parent"
                android:layout_margin="5dp"
                android:nestedScrollingEnabled="false"
                app:layoutManager="LinearLayoutManager"
                app:layout_constraintTop_toBottomOf="@id/errorLayout"
                tools:listitem="@layout/fragment_profile_posts" />

        </androidx.constraintlayout.motion.widget.MotionLayout>

    </androidx.constraintlayout.widget.ConstraintLayout>
</androidx.core.widget.NestedScrollView>
</androidx.swiperefreshlayout.widget.SwipeRefreshLayout>