Removed unecessary functionss

src/Components/MaterialCard.js

@@ -28,14 +28,15 @@ import Grid from '@material-ui/core/Grid';
 import styled from 'styled-components';
 import Button from '@material-ui/core/Button';
 import ExpandMoreRoundedIcon from '@material-ui/icons/ExpandMoreRounded';
-import ExpandLessRoundedIcon from '@material-ui/icons/ExpandLessRounded';
 
 export default function MaterialCard(props) {
 
-    const [expanded, setExpanded] = useState(false);
-
     const thumb = require(`../../public/${props.thumb}`)
 
+    const HandleButtonPressed = () => {
+        props.handleExpand(props.id); 
+    }
+
     return (
         <Card>
             <img src={thumb} alt="thumbnail do recurso" />
@@ -68,11 +69,11 @@ export default function MaterialCard(props) {
             <CardActions style={{ borderTop: "1px solid #e5e5e5", justifyContent: "center" }}>
                 <Button 
                     color="secondary" 
-                    endIcon={expanded ? <ExpandLessRoundedIcon/> : <ExpandMoreRoundedIcon/>}
-                    onClick={() => props.handleExpand(props.id)}
+                    endIcon={<ExpandMoreRoundedIcon/>}
+                    onClick={HandleButtonPressed}
                 >
                     
-                Ver módulos
+                    Ver módulos
                 </Button>
             </CardActions>
         </Card >