Square.js

import React, { PureComponent } from "react";
import { View } from "react-native";
import { styles } from "./SectionStyle";
import Constant from "./Constant";
import PropTypes from "prop-types";

export default class Square extends PureComponent {
	render() {
		const { fullScreenWidth, allowHeightExcess, backgroundColor } = this.props;
		let xSquares = this.props.xSquares;
		let ySquares = this.props.ySquares;
		if (xSquares >= 10) {
			xSquares = 9;
		}
		if (xSquares <= 0) {
			xSquares = 1;
		}
		if (ySquares <= 0) {
			ySquares = 1;
		}
		let dimensions = Constant.getSectionSize(xSquares, ySquares, fullScreenWidth);
		const maxHeight = allowHeightExcess ? null : dimensions.height;

		return (
			<View
				style={[
					styles.secondaryContainer,
					{
						backgroundColor: backgroundColor,
						margin: dimensions.margin,
						minHeight: dimensions.height,
						maxHeight: maxHeight,
						width: dimensions.width
					},
					fullScreenWidth ? styles.fullScreenWidth : null,
					{ ...this.props.style }
				]}
			>
				{this.props.children}
			</View>
		);
	}
}
Square.propTypes = {
	xSquares: PropTypes.number,
	ySquares: PropTypes.number,
	backgroundColor: PropTypes.string,
	allowHeightExcess: PropTypes.bool,
	fullScreenWidth: PropTypes.bool,
	style: PropTypes.oneOf(PropTypes.object, PropTypes.array, PropTypes.number),
	children: PropTypes.oneOfType([PropTypes.arrayOf(PropTypes.node), PropTypes.node])
};
Square.defaultProps = {
	xSquares: 1,
	ySquares: 1,
	backgroundColor: "#D3D3D3",
	allowHeightExcess: false,
	fullScreenWidth: false,
	style: null
};