@bigfishtv/cockpit/es5/components/Pagination.js

'use strict';

exports.__esModule = true;
exports.paginationNumbers = paginationNumbers;

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _range = require('lodash/range');

var _range2 = _interopRequireDefault(_range);

var _classnames = require('classnames');

var _classnames2 = _interopRequireDefault(_classnames);

var _QueryLink = require('./QueryLink');

var _QueryLink2 = _interopRequireDefault(_QueryLink);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var Pagination = function Pagination(_ref) {
	var count = _ref.count,
	    current_page = _ref.current_page,
	    has_next_page = _ref.has_next_page,
	    has_prev_page = _ref.has_prev_page,
	    limit = _ref.limit,
	    page_count = _ref.page_count,
	    _ref$modulus = _ref.modulus,
	    modulus = _ref$modulus === undefined ? 8 : _ref$modulus;
	return page_count < 2 ? _react2.default.createElement('nav', null) : _react2.default.createElement(
		'nav',
		{ className: 'button-group' },
		current_page > modulus / 2 + 1 && _react2.default.createElement(
			_QueryLink2.default,
			{ query: { page: 1 }, className: 'button button-xsmall' },
			_react2.default.createElement(
				'span',
				{ 'aria-hidden': true },
				'\xAB'
			),
			_react2.default.createElement(
				'span',
				{ className: 'screen-reader' },
				'First'
			)
		),
		paginationNumbers(current_page, page_count, modulus).map(function (page) {
			return _react2.default.createElement(
				_QueryLink2.default,
				{
					key: page,
					query: { page: page },
					className: (0, _classnames2.default)('button', 'button-xsmall', { 'button-primary': page === current_page }) },
				page
			);
		}),
		current_page < page_count - modulus / 2 && _react2.default.createElement(
			_QueryLink2.default,
			{ query: { page: page_count }, className: 'button button-xsmall' },
			_react2.default.createElement(
				'span',
				{ 'aria-hidden': true },
				'\xBB'
			),
			_react2.default.createElement(
				'span',
				{ className: 'screen-reader' },
				'Last'
			)
		)
	);
};

exports.default = Pagination;
function paginationNumbers(current_page, page_count) {
	var modulus = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : 8;

	if (page_count <= modulus + 1) {
		return (0, _range2.default)(1, page_count + 1);
	}

	var half = Math.floor(modulus / 2);
	var end = current_page + half;

	if (end > page_count) {
		end = page_count;
	}

	var start = current_page - (modulus - (end - current_page));

	if (start <= 1) {
		start = 1;
		end = current_page + (modulus - current_page) + 1;
	}

	return (0, _range2.default)(start, end + 1);
}