adding packages

2026-01-15 14:38:46 -08:00
parent ef86e3ab6a
commit 6869cf47e5
5253 changed files with 726695 additions and 34 deletions
@@ -0,0 +1,208 @@
+import 'package:flutter/material.dart';
+
+import 'ui/mobile_paged_listview.dart';
+import 'ui/stateless_datatable.dart';
+
+const _kTabletBreakpoint = Size(480, 480);
+
+class NativeDataTable extends StatelessWidget {
+  const NativeDataTable({
+    required this.columns,
+    required this.rows,
+    this.rowsPerPage = PaginatedDataTable.defaultRowsPerPage,
+    this.header,
+    this.showSelect = true,
+    this.showSort = true,
+    this.onRowsPerPageChanged,
+    this.totalItems,
+    this.onSelectAll,
+    this.sortAscending,
+    this.sortColumnIndex,
+    this.mobileItemBuilder,
+    this.tabletBreakpoint = _kTabletBreakpoint,
+    this.actions,
+    this.firstRowIndex = 0,
+    this.selectedActions,
+    this.onRefresh,
+    this.mobileFetchNextRows = 100,
+    this.handlePrevious,
+    this.handleNext,
+    this.rowCountApproximate = false,
+    this.noItems,
+    this.mobileIsLoading,
+    this.mobileSlivers,
+    this.alwaysShowDataTable = false,
+  });
+
+  NativeDataTable.fromJson({
+    required List<Map<String, dynamic>> items,
+    List<String>? columnKeys,
+    DataColumn Function(String key)? columnBuilder,
+    DataRow Function(Map<String, dynamic> item)? rowBuilder,
+    DataCell Function(String key, dynamic value)? cellBuilder,
+    this.rowsPerPage = PaginatedDataTable.defaultRowsPerPage,
+    this.header,
+    this.showSelect = true,
+    this.showSort = true,
+    this.onRowsPerPageChanged,
+    this.onSelectAll,
+    this.sortAscending,
+    this.sortColumnIndex,
+    this.mobileItemBuilder,
+    this.totalItems,
+    this.tabletBreakpoint = _kTabletBreakpoint,
+    this.actions,
+    this.firstRowIndex = 0,
+    this.selectedActions,
+    this.onRefresh,
+    this.mobileFetchNextRows = 100,
+    this.handlePrevious,
+    this.handleNext,
+    this.rowCountApproximate = false,
+    this.noItems,
+    this.mobileIsLoading,
+    this.mobileSlivers,
+    this.alwaysShowDataTable = false,
+  })  : assert(items.isNotEmpty || columnKeys != null),
+        columns = (columnKeys ?? items[0].keys.toList()).map((e) {
+          if (columnBuilder != null) return columnBuilder(e);
+          return DataColumn(label: Text(e));
+        }).toList(),
+        rows = items.isEmpty
+            ? []
+            : items.map((e) {
+                if (rowBuilder != null) return rowBuilder(e);
+                return DataRow(
+                    cells: e.entries.map((e) {
+                  if (cellBuilder != null) return cellBuilder(e.key, e.value);
+                  return DataCell(Text(e.value.toString()));
+                }).toList());
+              }).toList();
+
+  NativeDataTable.builder({
+    required this.columns,
+    this.rowsPerPage = PaginatedDataTable.defaultRowsPerPage,
+    required int itemCount,
+    required DataRowBuilder itemBuilder,
+    this.totalItems,
+    this.header,
+    this.onRowsPerPageChanged,
+    this.onSelectAll,
+    this.sortAscending,
+    this.showSelect = true,
+    this.showSort = true,
+    this.sortColumnIndex,
+    this.mobileItemBuilder,
+    this.tabletBreakpoint = _kTabletBreakpoint,
+    this.actions,
+    this.selectedActions,
+    this.firstRowIndex = 0,
+    this.onRefresh,
+    this.mobileFetchNextRows = 100,
+    this.handlePrevious,
+    this.handleNext,
+    this.rowCountApproximate = false,
+    this.noItems,
+    this.mobileIsLoading,
+    this.mobileSlivers,
+    this.alwaysShowDataTable = false,
+  }) : rows = _buildRows(itemCount, itemBuilder);
+
+  final int? sortColumnIndex;
+  final bool? sortAscending;
+  final ValueChanged<bool?>? onSelectAll;
+  final ValueChanged<int?>? onRowsPerPageChanged;
+  final int? totalItems;
+  final int rowsPerPage;
+  final int firstRowIndex;
+
+  /// Visible on Tablet/Desktop
+  final Widget? header;
+  final List<DataColumn> columns;
+  final List<DataRow> rows;
+  final IndexedWidgetBuilder? mobileItemBuilder;
+  final Size tabletBreakpoint;
+  final List<Widget>? actions, selectedActions;
+  final int mobileFetchNextRows;
+  final RefreshCallback? onRefresh;
+  final VoidCallback? handlePrevious, handleNext;
+
+  /// Set this to [true] for using this with a api
+  final bool rowCountApproximate;
+  final bool showSelect, showSort;
+  final Widget? noItems;
+  final Widget? mobileIsLoading;
+  final List<Widget>? mobileSlivers;
+  final bool alwaysShowDataTable;
+
+  @override
+  Widget build(BuildContext context) {
+    final size = MediaQuery.of(context).size;
+    final isTablet = size.width >= tabletBreakpoint.width &&
+        size.height >= tabletBreakpoint.height;
+    if (alwaysShowDataTable || isTablet) {
+      return StatelessDataTable(
+        rows: rows,
+        firstRowIndex: firstRowIndex,
+        totalItems: totalItems,
+        header: header,
+        showCheckboxColumn: showSelect,
+        handleNext: handleNext,
+        handlePrevious: handlePrevious,
+        rowsPerPage: rowsPerPage,
+        onRowsPerPageChanged: onRowsPerPageChanged,
+        sortColumnIndex: sortColumnIndex,
+        sortAscending: sortAscending ?? false,
+        onSelectAll: showSelect ? onSelectAll : null,
+        columns: columns,
+        // ignore: avoid_redundant_argument_values
+        shrinkWrap: false,
+        rowCountApproximate: rowCountApproximate,
+        actions: [
+          ...actions ?? [],
+          Container(
+            child: onRefresh == null
+                ? null
+                : IconButton(
+                    icon: const Icon(Icons.refresh),
+                    onPressed: onRefresh,
+                  ),
+          ),
+        ],
+        selectedActions: selectedActions,
+      );
+    }
+
+    return PagedListView(
+      rows: rows,
+      slivers: mobileSlivers,
+      columns: columns,
+      showSelect: showSelect,
+      showSort: showSort,
+      loadNext: handleNext,
+      mobileItemBuilder: mobileItemBuilder,
+      actions: actions,
+      selectedActions: selectedActions,
+      onSelectAll: onSelectAll,
+      rowsPerPage: rowsPerPage,
+      sortAscending: sortAscending,
+      sortColumnIndex: sortColumnIndex,
+      onRefresh: onRefresh,
+      isRowCountApproximate: rowCountApproximate,
+      isLoading: mobileIsLoading,
+      noItems: noItems,
+    );
+  }
+
+  static List<DataRow> _buildRows(int count, DataRowBuilder builder) {
+    List<DataRow> _rows = [];
+
+    for (int i = 0; i < count; i++) {
+      _rows.add(builder(i));
+    }
+
+    return _rows;
+  }
+}
+
+typedef DataRowBuilder = DataRow Function(int index);