first commit

frontend/node_modules/rc-table/es/Body/index.js

@@ -0,0 +1,111 @@
+import { useContext } from '@rc-component/context';
+import * as React from 'react';
+import PerfContext from "../context/PerfContext";
+import TableContext, { responseImmutable } from "../context/TableContext";
+import useFlattenRecords from "../hooks/useFlattenRecords";
+import devRenderTimes from "../hooks/useRenderTimes";
+import { getColumnsKey } from "../utils/valueUtil";
+import BodyRow from "./BodyRow";
+import ExpandedRow from "./ExpandedRow";
+import MeasureRow from "./MeasureRow";
+function Body(props) {
+  if (process.env.NODE_ENV !== 'production') {
+    devRenderTimes(props);
+  }
+  var data = props.data,
+    measureColumnWidth = props.measureColumnWidth;
+  var _useContext = useContext(TableContext, ['prefixCls', 'getComponent', 'onColumnResize', 'flattenColumns', 'getRowKey', 'expandedKeys', 'childrenColumnName', 'emptyNode', 'expandedRowOffset', 'fixedInfoList', 'colWidths']),
+    prefixCls = _useContext.prefixCls,
+    getComponent = _useContext.getComponent,
+    onColumnResize = _useContext.onColumnResize,
+    flattenColumns = _useContext.flattenColumns,
+    getRowKey = _useContext.getRowKey,
+    expandedKeys = _useContext.expandedKeys,
+    childrenColumnName = _useContext.childrenColumnName,
+    emptyNode = _useContext.emptyNode,
+    _useContext$expandedR = _useContext.expandedRowOffset,
+    expandedRowOffset = _useContext$expandedR === void 0 ? 0 : _useContext$expandedR,
+    colWidths = _useContext.colWidths;
+  var flattenData = useFlattenRecords(data, childrenColumnName, expandedKeys, getRowKey);
+  var rowKeys = React.useMemo(function () {
+    return flattenData.map(function (item) {
+      return item.rowKey;
+    });
+  }, [flattenData]);
+
+  // =================== Performance ====================
+  var perfRef = React.useRef({
+    renderWithProps: false
+  });
+
+  // ===================== Expanded =====================
+  // `expandedRowOffset` data is same for all the rows.
+  // Let's calc on Body side to save performance.
+  var expandedRowInfo = React.useMemo(function () {
+    var expandedColSpan = flattenColumns.length - expandedRowOffset;
+    var expandedStickyStart = 0;
+    for (var i = 0; i < expandedRowOffset; i += 1) {
+      expandedStickyStart += colWidths[i] || 0;
+    }
+    return {
+      offset: expandedRowOffset,
+      colSpan: expandedColSpan,
+      sticky: expandedStickyStart
+    };
+  }, [flattenColumns.length, expandedRowOffset, colWidths]);
+
+  // ====================== Render ======================
+  var WrapperComponent = getComponent(['body', 'wrapper'], 'tbody');
+  var trComponent = getComponent(['body', 'row'], 'tr');
+  var tdComponent = getComponent(['body', 'cell'], 'td');
+  var thComponent = getComponent(['body', 'cell'], 'th');
+  var rows;
+  if (data.length) {
+    rows = flattenData.map(function (item, idx) {
+      var record = item.record,
+        indent = item.indent,
+        renderIndex = item.index,
+        rowKey = item.rowKey;
+      return /*#__PURE__*/React.createElement(BodyRow, {
+        key: rowKey,
+        rowKey: rowKey,
+        rowKeys: rowKeys,
+        record: record,
+        index: idx,
+        renderIndex: renderIndex,
+        rowComponent: trComponent,
+        cellComponent: tdComponent,
+        scopeCellComponent: thComponent,
+        indent: indent
+        // Expanded row info
+        ,
+        expandedRowInfo: expandedRowInfo
+      });
+    });
+  } else {
+    rows = /*#__PURE__*/React.createElement(ExpandedRow, {
+      expanded: true,
+      className: "".concat(prefixCls, "-placeholder"),
+      prefixCls: prefixCls,
+      component: trComponent,
+      cellComponent: tdComponent,
+      colSpan: flattenColumns.length,
+      isEmpty: true
+    }, emptyNode);
+  }
+  var columnsKey = getColumnsKey(flattenColumns);
+  return /*#__PURE__*/React.createElement(PerfContext.Provider, {
+    value: perfRef.current
+  }, /*#__PURE__*/React.createElement(WrapperComponent, {
+    className: "".concat(prefixCls, "-tbody")
+  }, measureColumnWidth && /*#__PURE__*/React.createElement(MeasureRow, {
+    prefixCls: prefixCls,
+    columnsKey: columnsKey,
+    onColumnResize: onColumnResize,
+    columns: flattenColumns
+  }), rows));
+}
+if (process.env.NODE_ENV !== 'production') {
+  Body.displayName = 'Body';
+}
+export default responseImmutable(Body);