implement expand row sketch

packages/react-bootstrap-table2/src/body.js

@@ -7,6 +7,7 @@ import cs from 'classnames';
 
 import _ from './utils';
 import Row from './row';
+import ExpandRow from './row-expand/expand-row';
 import RowSection from './row-section';
 import Const from './const';
 
@@ -23,7 +24,8 @@ const Body = (props) => {
     selectedRowKeys,
     rowStyle,
     rowClasses,
-    rowEvents
+    rowEvents,
+    expandRow
   } = props;
 
   const {
@@ -74,8 +76,10 @@ const Body = (props) => {
       }
 
       const selectable = !nonSelectable || !nonSelectable.includes(key);
+      const expandable = expandRow && !expandRow.nonExpandable.includes(key);
+      const expanded = expandRow && expandRow.expanded.includes(key);
 
-      return (
+      const result = [
         <Row
           key={ key }
           row={ row }
@@ -85,13 +89,29 @@ const Body = (props) => {
           cellEdit={ cellEdit }
           editable={ editable }
           selectable={ selectable }
+          expandable={ expandable }
           selected={ selected }
+          expanded={ expanded }
           selectRow={ selectRow }
+          expandRow={ expandRow }
           style={ style }
           className={ classes }
           attrs={ attrs }
         />
-      );
+      ];
+
+      if (expanded) {
+        result.push((
+          <ExpandRow
+            key={ `${key}-expanding` }
+            colSpan={ visibleColumnSize }
+          >
+            { expandRow.renderer(row) }
+          </ExpandRow>
+        ));
+      }
+
+      return result;
     });
   }
 

packages/react-bootstrap-table2/src/bootstrap-table.js

@@ -97,6 +97,7 @@ class BootstrapTable extends PropsBaseResolver(Component) {
             cellEdit={ this.props.cellEdit || {} }
             selectRow={ cellSelectionInfo }
             selectedRowKeys={ selected }
+            expandRow={ this.resolveExpandRowProps() }
             rowStyle={ rowStyle }
             rowClasses={ rowClasses }
             rowEvents={ rowEvents }
@@ -145,6 +146,14 @@ BootstrapTable.propTypes = {
   }),
   onRowSelect: PropTypes.func,
   onAllRowsSelect: PropTypes.func,
+  expandRow: PropTypes.shape({
+    renderer: PropTypes.func.isRequired,
+    expanded: PropTypes.array,
+    nonExpandable: PropTypes.array,
+    showExpandColumn: PropTypes.bool,
+    expandColumnRenderer: PropTypes.func
+  }),
+  onRowExpand: PropTypes.func,
   rowStyle: PropTypes.oneOfType([PropTypes.object, PropTypes.func]),
   rowEvents: PropTypes.object,
   rowClasses: PropTypes.oneOfType([PropTypes.string, PropTypes.func]),

packages/react-bootstrap-table2/src/contexts/index.js

@@ -5,6 +5,7 @@ import _ from '../utils';
 import createDataContext from './data-context';
 import createSortContext from './sort-context';
 import createSelectionContext from './selection-context';
+import createRowExpandContext from './row-expand-context';
 import remoteResolver from '../props-resolver/remote-resolver';
 import dataOperator from '../store/operators';
 
@@ -23,6 +24,10 @@ const withContext = Base =>
         this.SelectionContext = createSelectionContext(dataOperator);
       }
 
+      if (props.expandRow) {
+        this.RowExpandContext = createRowExpandContext(dataOperator);
+      }
+
       if (props.cellEdit && props.cellEdit.createContext) {
         this.CellEditContext = props.cellEdit.createContext(
           _, dataOperator, this.isRemoteCellEdit, this.handleRemoteCellChange);
@@ -52,6 +57,7 @@ const withContext = Base =>
         searchProps,
         sortProps,
         paginationProps,
+        expandProps,
         selectionProps
       ) => (
         <Base
@@ -62,6 +68,7 @@ const withContext = Base =>
           { ...filterProps }
           { ...searchProps }
           { ...paginationProps }
+          { ...expandProps }
           data={ rootProps.getData(filterProps, searchProps, sortProps, paginationProps) }
         />
       );
@@ -74,7 +81,8 @@ const withContext = Base =>
         filterProps,
         searchProps,
         sortProps,
-        paginationProps
+        paginationProps,
+        expandProps
       ) => (
         <this.SelectionContext.Provider
           { ...baseProps }
@@ -90,6 +98,7 @@ const withContext = Base =>
                 searchProps,
                 sortProps,
                 paginationProps,
+                expandProps,
                 selectionProps
               )
             }
@@ -98,6 +107,37 @@ const withContext = Base =>
       );
     }
 
+    renderWithRowExpandCtx(base, baseProps) {
+      return (
+        rootProps,
+        cellEditProps,
+        filterProps,
+        searchProps,
+        sortProps,
+        paginationProps
+      ) => (
+        <this.RowExpandContext.Provider
+          { ...baseProps }
+          expandRow={ this.props.expandRow }
+          data={ rootProps.getData(filterProps, searchProps, sortProps, paginationProps) }
+        >
+          <this.RowExpandContext.Consumer>
+            {
+              expandProps => base(
+                rootProps,
+                cellEditProps,
+                filterProps,
+                searchProps,
+                sortProps,
+                paginationProps,
+                expandProps
+              )
+            }
+          </this.RowExpandContext.Consumer>
+        </this.RowExpandContext.Provider>
+      );
+    }
+
     renderWithPaginationCtx(base) {
       return (
         rootProps,
@@ -232,6 +272,10 @@ const withContext = Base =>
         base = this.renderWithSelectionCtx(base, baseProps);
       }
 
+      if (this.RowExpandContext) {
+        base = this.renderWithRowExpandCtx(base, baseProps);
+      }
+
       if (this.PaginationContext) {
         base = this.renderWithPaginationCtx(base, baseProps);
       }

packages/react-bootstrap-table2/src/contexts/row-expand-context.js

@@ -0,0 +1,62 @@
+/* eslint react/prop-types: 0 */
+import React from 'react';
+import PropTypes from 'prop-types';
+
+export default (
+  dataOperator
+) => {
+  const RowExpandContext = React.createContext();
+
+  class RowExpandProvider extends React.Component {
+    static propTypes = {
+      children: PropTypes.node.isRequired,
+      data: PropTypes.array.isRequired,
+      keyField: PropTypes.string.isRequired
+    }
+
+    state = { expanded: this.props.expandRow.expanded || [] };
+
+    componentWillReceiveProps(nextProps) {
+      if (nextProps.expandRow) {
+        this.setState(() => ({
+          expanded: nextProps.expandRow.expanded || this.state.expanded
+        }));
+      }
+    }
+
+    handleRowExpand = (rowKey, expanded, rowIndex, e) => {
+      const { data, keyField, expandRow: { onExpand } } = this.props;
+
+      let currExpanded = [...this.state.expanded];
+
+      if (expanded) {
+        currExpanded.push(rowKey);
+      } else {
+        currExpanded = currExpanded.filter(value => value !== rowKey);
+      }
+
+      if (onExpand) {
+        const row = dataOperator.getRowByRowId(data, keyField, rowKey);
+        onExpand(row, expanded, rowIndex, e);
+      }
+      this.setState(() => ({ expanded: currExpanded }));
+    }
+
+    render() {
+      return (
+        <RowExpandContext.Provider
+          value={ {
+            expanded: this.state.expanded,
+            onRowExpand: this.handleRowExpand
+          } }
+        >
+          { this.props.children }
+        </RowExpandContext.Provider>
+      );
+    }
+  }
+  return {
+    Provider: RowExpandProvider,
+    Consumer: RowExpandContext.Consumer
+  };
+};

packages/react-bootstrap-table2/src/props-resolver/column-resolver.js

@@ -1,10 +1,13 @@
 export default ExtendBase =>
   class ColumnResolver extends ExtendBase {
     visibleColumnSize(includeSelectColumn = true) {
-      const columnLen = this.props.columns.filter(c => !c.hidden).length;
+      let columnLen = this.props.columns.filter(c => !c.hidden).length;
       if (!includeSelectColumn) return columnLen;
       if (this.props.selectRow && !this.props.selectRow.hideSelectColumn) {
-        return columnLen + 1;
+        columnLen += 1;
+      }
+      if (this.props.expandRow && this.props.expandRow.showExpandColumn) {
+        columnLen += 1;
       }
       return columnLen;
     }

packages/react-bootstrap-table2/src/props-resolver/expand-row-resolver.js

@@ -0,0 +1,15 @@
+export default ExtendBase =>
+  class ExpandRowResolver extends ExtendBase {
+    resolveExpandRowProps() {
+      const { expandRow, expanded, onRowExpand } = this.props;
+      if (expandRow) {
+        return {
+          ...expandRow,
+          expanded,
+          onRowExpand,
+          nonExpandable: expandRow.nonExpandable || []
+        };
+      }
+      return null;
+    }
+  };

packages/react-bootstrap-table2/src/props-resolver/index.js

@@ -1,9 +1,11 @@
 import ColumnResolver from './column-resolver';
+import ExpandRowResolver from './expand-row-resolver';
 import Const from '../const';
 import _ from '../utils';
 
 export default ExtendBase =>
-  class TableResolver extends ColumnResolver(ExtendBase) {
+  class TableResolver extends
+    ExpandRowResolver(ColumnResolver(ExtendBase)) {
     validateProps() {
       const { keyField } = this.props;
       if (!keyField) {

packages/react-bootstrap-table2/src/row-event-delegater.js

@@ -1,4 +1,5 @@
 import _ from './utils';
+import Const from './const';
 
 const events = [
   'onClick',
@@ -30,11 +31,11 @@ export default ExtendBase =>
           selected,
           keyField,
           selectable,
+          expandable,
           rowIndex,
-          selectRow: {
-            onRowSelect,
-            clickToEdit
-          },
+          expanded,
+          expandRow,
+          selectRow,
           cellEdit: {
             mode,
             DBCLICK_TO_CELL_EDIT,
@@ -46,13 +47,16 @@ export default ExtendBase =>
           if (cb) {
             cb(e, row, rowIndex);
           }
-          if (selectable) {
-            const key = _.get(row, keyField);
-            onRowSelect(key, !selected, rowIndex, e);
+          const key = _.get(row, keyField);
+          if (expandRow && expandable) {
+            expandRow.onRowExpand(key, !expanded, rowIndex, e);
+          }
+          if (selectRow.mode !== Const.ROW_SELECT_DISABLED && selectable) {
+            selectRow.onRowSelect(key, !selected, rowIndex, e);
           }
         };
 
-        if (mode === DBCLICK_TO_CELL_EDIT && clickToEdit) {
+        if (mode === DBCLICK_TO_CELL_EDIT && selectRow.clickToEdit) {
           this.clickNum += 1;
           _.debounce(() => {
             if (this.clickNum === 1) {
@@ -68,7 +72,8 @@ export default ExtendBase =>
 
     delegate(attrs = {}) {
       const newAttrs = {};
-      if (this.props.selectRow && this.props.selectRow.clickToSelect) {
+      const { expandRow, selectRow } = this.props;
+      if (expandRow || (selectRow && selectRow.clickToSelect)) {
         newAttrs.onClick = this.createClickEventHandler(attrs.onClick);
       }
       Object.keys(attrs).forEach((attr) => {

packages/react-bootstrap-table2/src/row-expand/expand-row.js

@@ -0,0 +1,18 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+
+const ExpandRow = ({ children, ...rest }) => (
+  <tr className="expanding-row">
+    <td { ...rest }>{ children }</td>
+  </tr>
+);
+
+ExpandRow.propTypes = {
+  children: PropTypes.node
+};
+
+ExpandRow.defaultProps = {
+  children: null
+};
+
+export default ExpandRow;

packages/react-bootstrap-table2/style/react-bootstrap-table2.scss

@@ -30,6 +30,10 @@
     text-align: center;
   }
 
+  tr.expanding-row {
+    padding: 5px;
+  }
+
   td.react-bootstrap-table-editing-cell {
     .animated {
       animation-fill-mode: both;