<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.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"
    android:layout_margin="20dp">

    <androidx.cardview.widget.CardView
        android:id="@+id/comment"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <TextView
                android:id="@+id/user"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_weight="8"
                android:textStyle="bold"
                tools:text="username" />

            <TextView
                android:id="@+id/commentText"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_weight="2"
                tools:text="This is a comment on this awesome post" />
        </LinearLayout>
    </androidx.cardview.widget.CardView>

</androidx.constraintlayout.widget.ConstraintLayout>