disable pagination prev and next at first and last page

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src/components/DataCard.js

@@ -76,7 +76,7 @@ const DataCard = props => {
 				}}
 			>
 				<h4 style={{ textAlign: 'center' }}>{data.title}</h4>
-				<div style={{ width: '100%', height: 300, padding: '1em' }}>
+				<div style={{ width: '100%', height: 300, padding: '5px' }}>
 					<ResponsiveContainer>
 						<AreaChart
 							data={chartdata}

src/components/DataTable.js

@@ -54,6 +54,7 @@ export default class DataTable extends React.Component {
 		const lastIndex = activePage * itemsPerPage;
 		const firstIndex = lastIndex - itemsPerPage;
 		const currentItem = data.slice(firstIndex, lastIndex);
+		const totalPage = Math.ceil(data.length / itemsPerPage);
 
 		const renderItem = currentItem.map((item, index) => {
 			return (
@@ -67,12 +68,12 @@ export default class DataTable extends React.Component {
 		});
 
 		const pageNumbers = [];
-		for (let i = 1; i <= Math.ceil(data.length / itemsPerPage); i++) {
+		for (let i = 1; i <= totalPage; i++) {
 			pageNumbers.push(i);
 		}
 
 		const renderPageNumbers = pageNumbers.map(number => {
-			if (number == activePage) {
+			if (number === activePage) {
 				return (
 					<Pagination.Item active key={number} id={number} onClick={this.handleClick}>
 						{number}
@@ -109,9 +110,13 @@ export default class DataTable extends React.Component {
 					<tbody>{renderItem}</tbody>
 				</Table>
 				<Pagination size="sm" style={{ marginTop: 5 }}>
-					<Pagination.Prev onClick={this.prevClick} />
+					{activePage === 1 ? <Pagination.Prev disabled /> : <Pagination.Prev onClick={this.prevClick} />}
 					{renderPageNumbers}
-					<Pagination.Next onClick={this.nextClick} />
+					{activePage === totalPage ? (
+						<Pagination.Next disabled />
+					) : (
+						<Pagination.Next onClick={this.nextClick} />
+					)}
 				</Pagination>
 			</Col>
 		);