design-system-govbr-rnp
Version:
## Padrão Digital de Governo - React Biblioteca de componentes React que implementa o [Padrão Visual digital do governo](https://www.gov.br/ds/). O objetivo da biblioteca é facilitar a implementação e promover a padronização das interfaces de sistemas do
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JavaScript
;
function _typeof(obj) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (obj) { return typeof obj; } : function (obj) { return obj && "function" == typeof Symbol && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }, _typeof(obj); }
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.usePagination = exports.DOTS = void 0;
var _react = _interopRequireWildcard(require("react"));
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); }
function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); }
function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); }
function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); }
function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); }
function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i]; return arr2; }
var DOTS = '...';
exports.DOTS = DOTS;
var range = function range(start, end) {
var length = end - start + 1;
return Array.from({
length: length
}, function (_, idx) {
return idx + start;
});
};
var usePagination = function usePagination(_ref) {
var totalCount = _ref.totalCount,
pageSize = _ref.pageSize,
_ref$siblingCount = _ref.siblingCount,
siblingCount = _ref$siblingCount === void 0 ? 1 : _ref$siblingCount,
currentPage = _ref.currentPage,
type = _ref.type,
onPageChange = _ref.onPageChange;
var paginationRange = (0, _react.useMemo)(function () {
var totalPageCount = Math.ceil(totalCount / pageSize);
if (type === 'context') {
var options = [];
for (var i = 1; i <= totalPageCount; i++) {
options.push( /*#__PURE__*/_react.default.createElement("option", {
key: i,
value: i
}, i));
}
return options;
} else {
// A contagem de páginas é determinada como siblingCount + firstPage + lastPage + currentPage + 2*DOTS
var totalPageNumbers = siblingCount + 5;
/*
Se o número de páginas for menor que o número de páginas que queremos mostrar em nosso
paginationComponent, retornamos o intervalo [1..totalPageCount]
*/
if (totalPageNumbers >= totalPageCount) {
return range(1, totalPageCount);
}
var leftSiblingIndex = Math.max(currentPage - siblingCount, 1);
var rightSiblingIndex = Math.min(currentPage + siblingCount, totalPageCount);
/*
Não queremos mostrar pontos se houver apenas uma posição restante
depois/antes da contagem de páginas esquerda/direita, pois isso levaria a uma mudança se nossa paginação
tamanho do componente que não queremos
*/
var shouldShowLeftDots = leftSiblingIndex > 2;
var shouldShowRightDots = rightSiblingIndex < totalPageCount - 2;
var firstPageIndex = 1;
var lastPageIndex = totalPageCount;
if (!shouldShowLeftDots && shouldShowRightDots) {
var leftItemCount = 3 + 2 * siblingCount;
var leftRange = range(1, leftItemCount);
return [].concat(_toConsumableArray(leftRange), [DOTS, totalPageCount]);
}
if (shouldShowLeftDots && !shouldShowRightDots) {
var rightItemCount = 3 + 2 * siblingCount;
var rightRange = range(totalPageCount - rightItemCount + 1, totalPageCount);
return [firstPageIndex, DOTS].concat(_toConsumableArray(rightRange));
}
if (shouldShowLeftDots && shouldShowRightDots) {
var middleRange = range(leftSiblingIndex, rightSiblingIndex);
return [firstPageIndex, DOTS].concat(_toConsumableArray(middleRange), [DOTS, lastPageIndex]);
}
}
}, [totalCount, pageSize, type, siblingCount, currentPage]);
return paginationRange;
};
exports.usePagination = usePagination;