@mui/x-data-grid
Version:
The Community plan edition of the Data Grid components (MUI X).
120 lines (108 loc) • 5.83 kB
JavaScript
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.gridPaginationSelector = exports.gridPaginationRowRangeSelector = exports.gridPaginationRowCountSelector = exports.gridPaginationModelSelector = exports.gridPaginationMetaSelector = exports.gridPaginatedVisibleSortedGridRowIdsSelector = exports.gridPaginatedVisibleSortedGridRowEntriesSelector = exports.gridPageSizeSelector = exports.gridPageSelector = exports.gridPageCountSelector = void 0;
var _createSelector = require("../../../utils/createSelector");
var _gridFilterSelector = require("../filter/gridFilterSelector");
var _gridRowsSelector = require("../rows/gridRowsSelector");
var _gridPaginationUtils = require("./gridPaginationUtils");
/**
* @category Pagination
* @ignore - do not document.
*/
const gridPaginationSelector = state => state.pagination;
/**
* Get the pagination model
* @category Pagination
*/
exports.gridPaginationSelector = gridPaginationSelector;
const gridPaginationModelSelector = exports.gridPaginationModelSelector = (0, _createSelector.createSelector)(gridPaginationSelector, pagination => pagination.paginationModel);
/**
* Get the row count
* @category Pagination
*/
const gridPaginationRowCountSelector = exports.gridPaginationRowCountSelector = (0, _createSelector.createSelector)(gridPaginationSelector, pagination => pagination.rowCount);
/**
* Get the pagination meta
* @category Pagination
*/
const gridPaginationMetaSelector = exports.gridPaginationMetaSelector = (0, _createSelector.createSelector)(gridPaginationSelector, pagination => pagination.meta);
/**
* Get the index of the page to render if the pagination is enabled
* @category Pagination
*/
const gridPageSelector = exports.gridPageSelector = (0, _createSelector.createSelector)(gridPaginationModelSelector, paginationModel => paginationModel.page);
/**
* Get the maximum amount of rows to display on a single page if the pagination is enabled
* @category Pagination
*/
const gridPageSizeSelector = exports.gridPageSizeSelector = (0, _createSelector.createSelector)(gridPaginationModelSelector, paginationModel => paginationModel.pageSize);
/**
* Get the amount of pages needed to display all the rows if the pagination is enabled
* @category Pagination
*/
const gridPageCountSelector = exports.gridPageCountSelector = (0, _createSelector.createSelector)(gridPaginationModelSelector, gridPaginationRowCountSelector, (paginationModel, rowCount) => (0, _gridPaginationUtils.getPageCount)(rowCount, paginationModel.pageSize, paginationModel.page));
/**
* Get the index of the first and the last row to include in the current page if the pagination is enabled.
* @category Pagination
*/
const gridPaginationRowRangeSelector = exports.gridPaginationRowRangeSelector = (0, _createSelector.createSelectorMemoized)(gridPaginationModelSelector, _gridRowsSelector.gridRowTreeSelector, _gridRowsSelector.gridRowMaximumTreeDepthSelector, _gridFilterSelector.gridExpandedSortedRowEntriesSelector, _gridFilterSelector.gridFilteredSortedTopLevelRowEntriesSelector, (paginationModel, rowTree, rowTreeDepth, visibleSortedRowEntries, visibleSortedTopLevelRowEntries) => {
const visibleTopLevelRowCount = visibleSortedTopLevelRowEntries.length;
const topLevelFirstRowIndex = Math.min(paginationModel.pageSize * paginationModel.page, visibleTopLevelRowCount - 1);
const topLevelLastRowIndex = Math.min(topLevelFirstRowIndex + paginationModel.pageSize - 1, visibleTopLevelRowCount - 1);
// The range contains no element
if (topLevelFirstRowIndex === -1 || topLevelLastRowIndex === -1) {
return null;
}
// The tree is flat, there is no need to look for children
if (rowTreeDepth < 2) {
return {
firstRowIndex: topLevelFirstRowIndex,
lastRowIndex: topLevelLastRowIndex
};
}
const topLevelFirstRow = visibleSortedTopLevelRowEntries[topLevelFirstRowIndex];
const topLevelRowsInCurrentPageCount = topLevelLastRowIndex - topLevelFirstRowIndex + 1;
const firstRowIndex = visibleSortedRowEntries.findIndex(row => row.id === topLevelFirstRow.id);
let lastRowIndex = firstRowIndex;
let topLevelRowAdded = 0;
while (lastRowIndex < visibleSortedRowEntries.length && topLevelRowAdded <= topLevelRowsInCurrentPageCount) {
const row = visibleSortedRowEntries[lastRowIndex];
const depth = rowTree[row.id]?.depth;
if (depth === undefined) {
lastRowIndex += 1;
} else {
if (topLevelRowAdded < topLevelRowsInCurrentPageCount || depth > 0) {
lastRowIndex += 1;
}
if (depth === 0) {
topLevelRowAdded += 1;
}
}
}
return {
firstRowIndex,
lastRowIndex: lastRowIndex - 1
};
});
/**
* Get the id and the model of each row to include in the current page if the pagination is enabled.
* @category Pagination
*/
const gridPaginatedVisibleSortedGridRowEntriesSelector = exports.gridPaginatedVisibleSortedGridRowEntriesSelector = (0, _createSelector.createSelectorMemoized)(_gridFilterSelector.gridExpandedSortedRowEntriesSelector, gridPaginationRowRangeSelector, (visibleSortedRowEntries, paginationRange) => {
if (!paginationRange) {
return [];
}
return visibleSortedRowEntries.slice(paginationRange.firstRowIndex, paginationRange.lastRowIndex + 1);
});
/**
* Get the id of each row to include in the current page if the pagination is enabled.
* @category Pagination
*/
const gridPaginatedVisibleSortedGridRowIdsSelector = exports.gridPaginatedVisibleSortedGridRowIdsSelector = (0, _createSelector.createSelectorMemoized)(_gridFilterSelector.gridExpandedSortedRowIdsSelector, gridPaginationRowRangeSelector, (visibleSortedRowIds, paginationRange) => {
if (!paginationRange) {
return [];
}
return visibleSortedRowIds.slice(paginationRange.firstRowIndex, paginationRange.lastRowIndex + 1);
});
;