terra-paginator
Version:
Paginator to be used for data sets of known and unknown size. Provides first, last, previous, next, and paged functionality.
297 lines (255 loc) • 11.4 kB
JavaScript
'use strict';
Object.defineProperty(exports, "__esModule", {
value: true
});
var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
var _react = require('react');
var _react2 = _interopRequireDefault(_react);
var _propTypes = require('prop-types');
var _propTypes2 = _interopRequireDefault(_propTypes);
var _bind = require('classnames/bind');
var _bind2 = _interopRequireDefault(_bind);
var _terraResponsiveElement = require('terra-responsive-element');
var _terraResponsiveElement2 = _interopRequireDefault(_terraResponsiveElement);
require('terra-base/lib/baseStyles');
var _PaginatorModule = require('./Paginator.module.scss');
var _PaginatorModule2 = _interopRequireDefault(_PaginatorModule);
var _paginationUtils = require('./_paginationUtils');
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }
function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }
var cx = _bind2.default.bind(_PaginatorModule2.default);
var propTypes = {
/**
* Function to be executed when a navigation element is selected.
*/
onPageChange: _propTypes2.default.func.isRequired,
/**
* The active/selected page.
*/
selectedPage: _propTypes2.default.number.isRequired,
/**
* Total number of all items being paginated.
*/
totalCount: _propTypes2.default.number.isRequired,
/**
* Total number of items per page.
*/
itemCountPerPage: _propTypes2.default.number.isRequired
};
var ProgressivePaginator = function (_React$Component) {
_inherits(ProgressivePaginator, _React$Component);
function ProgressivePaginator(props) {
_classCallCheck(this, ProgressivePaginator);
var _this = _possibleConstructorReturn(this, (ProgressivePaginator.__proto__ || Object.getPrototypeOf(ProgressivePaginator)).call(this, props));
_this.handlePageChange = _this.handlePageChange.bind(_this);
_this.handleOnKeyDown = _this.handleOnKeyDown.bind(_this);
_this.defaultProgressivePaginator = _this.defaultProgressivePaginator.bind(_this);
_this.reducedProgressivePaginator = _this.reducedProgressivePaginator.bind(_this);
return _this;
}
_createClass(ProgressivePaginator, [{
key: 'handlePageChange',
value: function handlePageChange(index) {
var _this2 = this;
return function (event) {
event.preventDefault();
_this2.props.onPageChange(index);
};
}
}, {
key: 'handleOnKeyDown',
value: function handleOnKeyDown(index) {
var _this3 = this;
return function (event) {
if (event.nativeEvent.keyCode === _paginationUtils.KEYCODES.ENTER || event.nativeEvent.keyCode === _paginationUtils.KEYCODES.SPACE) {
event.preventDefault();
if (Number.isNaN(Number(index))) {
_this3.props.onPageChange(event.target.text.trim().toLowerCase());
return false;
}
_this3.props.onPageChange(index);
}
return false;
};
}
// TODO: Resolve lint issues - https://github.com/cerner/terra-core/issues/1689
/* eslint-disable jsx-a11y/no-static-element-interactions, jsx-a11y/anchor-is-valid, jsx-a11y/no-noninteractive-tabindex */
}, {
key: 'defaultProgressivePaginator',
value: function defaultProgressivePaginator() {
var totalPages = (0, _paginationUtils.calculatePages)(this.props.totalCount, this.props.itemCountPerPage);
var selectedPage = this.props.selectedPage;
var previousPageIndex = selectedPage === 1 ? 1 : selectedPage - 1;
var nextPageIndex = selectedPage === totalPages ? totalPages : selectedPage + 1;
return _react2.default.createElement(
'div',
{ className: cx(['paginator', 'progressive']), role: 'navigation', 'aria-label': 'pagination' },
_react2.default.createElement(
'div',
null,
'Page',
' ',
selectedPage,
' ',
'of',
' ',
totalPages
),
_react2.default.createElement(
'div',
null,
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === 1,
'aria-label': 'first',
className: cx(['nav-link', selectedPage === 1 ? 'is-disabled' : null]),
tabIndex: selectedPage === 1 ? null : '0',
onClick: this.handlePageChange(1),
onKeyDown: this.handleOnKeyDown(1)
},
'First'
),
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === 1,
'aria-label': 'previous',
className: cx(['nav-link', 'previous', selectedPage === 1 ? 'is-disabled' : null]),
tabIndex: selectedPage === 1 ? null : '0',
onClick: this.handlePageChange(previousPageIndex),
onKeyDown: this.handleOnKeyDown(previousPageIndex)
},
_react2.default.createElement('span', { className: cx('icon') }),
'Previous'
),
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === totalPages,
'aria-label': 'next',
className: cx(['nav-link', 'next', selectedPage === totalPages ? 'is-disabled' : null]),
tabIndex: selectedPage === totalPages ? null : '0',
onClick: this.handlePageChange(nextPageIndex),
onKeyDown: this.handleOnKeyDown(nextPageIndex)
},
'Next',
_react2.default.createElement('span', { className: cx('icon') })
),
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === totalPages,
'aria-label': 'last',
className: cx(['nav-link', selectedPage === totalPages ? 'is-disabled' : null]),
tabIndex: selectedPage === totalPages ? null : '0',
onClick: this.handlePageChange(totalPages),
onKeyDown: this.handleOnKeyDown(totalPages)
},
'Last'
)
)
);
}
}, {
key: 'reducedProgressivePaginator',
value: function reducedProgressivePaginator() {
var totalPages = (0, _paginationUtils.calculatePages)(this.props.totalCount, this.props.itemCountPerPage);
var selectedPage = this.props.selectedPage;
var previousPageIndex = selectedPage === 1 ? 1 : selectedPage - 1;
var nextPageIndex = selectedPage === totalPages ? totalPages : selectedPage + 1;
return _react2.default.createElement(
'div',
{ className: cx(['paginator']), role: 'navigation', 'aria-label': 'pagination' },
_react2.default.createElement(
'div',
null,
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === 1,
'aria-label': 'first',
className: cx(['nav-link', selectedPage === 1 ? 'is-disabled' : null]),
tabIndex: selectedPage === 1 ? null : '0',
onClick: this.handlePageChange(1),
onKeyDown: this.handleOnKeyDown(1)
},
'First'
),
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === 1,
'aria-label': 'previous',
className: cx(['nav-link', 'previous', 'icon-only', selectedPage === 1 ? 'is-disabled' : null]),
tabIndex: selectedPage === 1 ? null : '0',
onClick: this.handlePageChange(previousPageIndex),
onKeyDown: this.handleOnKeyDown(previousPageIndex)
},
_react2.default.createElement(
'span',
{ className: cx('visually-hidden') },
'Previous'
),
_react2.default.createElement('span', { className: cx('icon') })
)
),
_react2.default.createElement(
'div',
null,
'Page',
' ',
selectedPage,
' ',
'of',
' ',
totalPages
),
_react2.default.createElement(
'div',
null,
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === totalPages,
'aria-label': 'next',
className: cx(['nav-link', 'next', 'icon-only', selectedPage === totalPages ? 'is-disabled' : null]),
tabIndex: selectedPage === totalPages ? null : '0',
onClick: this.handlePageChange(nextPageIndex),
onKeyDown: this.handleOnKeyDown(nextPageIndex)
},
_react2.default.createElement(
'span',
{ className: cx('visually-hidden') },
'Next'
),
_react2.default.createElement('span', { className: cx('icon') })
),
_react2.default.createElement(
'a',
{
'aria-disabled': selectedPage === totalPages,
'aria-label': 'last',
className: cx(['nav-link', selectedPage === totalPages ? 'is-disabled' : null]),
tabIndex: selectedPage === totalPages ? null : '0',
onClick: this.handlePageChange(totalPages),
onKeyDown: this.handleOnKeyDown(totalPages)
},
'Last'
)
)
);
}
/* eslint-enable jsx-a11y/no-static-element-interactions, jsx-a11y/anchor-is-valid, jsx-a11y/no-noninteractive-tabindex */
}, {
key: 'render',
value: function render() {
return _react2.default.createElement(_terraResponsiveElement2.default, { defaultElement: this.reducedProgressivePaginator(), tiny: this.defaultProgressivePaginator() });
}
}]);
return ProgressivePaginator;
}(_react2.default.Component);
ProgressivePaginator.propTypes = propTypes;
exports.default = ProgressivePaginator;