Add selection option for plugin selection component

Summary: This diff refactors the Select plugin sheet to have multi select and single select options. Also renamed the class names and variables, as its business logic is quite generic.

Reviewed By: jknoxville

Differential Revision: D18118359

fbshipit-source-id: 2f1a6840032b81c5fdd9af9f6e69ea2ff611bf13

src/chrome/ExportDataPluginSheet.tsx

@@ -21,7 +21,7 @@ import {
   setActiveSheet as getActiveSheetAction,
   setExportDataToFileActiveSheet as getExportDataToFileActiveSheetAction,
 } from '../reducers/application';
-import SelectPluginSheet from './SelectPluginSheet';
+import ListView from './ListView';
 import {Dispatch, Action} from 'redux';
 
 type OwnProps = {
@@ -48,7 +48,9 @@ class ExportDataPluginSheet extends Component<Props> {
   render() {
     const {plugins, pluginStates, onHide} = this.props;
     return (
-      <SelectPluginSheet
+      <ListView
+        type="multiple"
+        title="Select the plugins for which you want to export the data"
         onSelect={selectedArray => {
           this.props.selectedPlugins(selectedArray);
           const {share} = this.props;
@@ -75,17 +77,21 @@ class ExportDataPluginSheet extends Component<Props> {
             }
           }
         }}
-        plugins={getActivePersistentPlugins(pluginStates, plugins).reduce(
+        elements={getActivePersistentPlugins(pluginStates, plugins)}
+        selectedElements={getActivePersistentPlugins(
+          pluginStates,
+          plugins,
+        ).reduce(
           (acc, plugin) => {
-            acc.set(
-              plugin,
-              plugins.selectedPlugins.length <= 0
-                ? true
-                : plugins.selectedPlugins.includes(plugin),
-            );
+            if (
+              plugins.selectedPlugins.length <= 0 ||
+              plugins.selectedPlugins.includes(plugin)
+            ) {
+              acc.add(plugin);
+            }
             return acc;
           },
-          new Map(),
+          new Set([]) as Set<string>,
         )}
         onHide={onHide}
       />

src/chrome/ListView.tsx

@@ -22,20 +22,31 @@ import {unsetShare} from '../reducers/application';
 import React, {Component} from 'react';
 import PropTypes from 'prop-types';
 
-export type PluginSelection = Map<string, boolean>;
+export type SelectionType = 'multiple' | 'single';
+
+type SubType =
+  | {
+      selectedElements: Set<string>;
+      type: 'multiple';
+    }
+  | {
+      selectedElement: string;
+      type: 'single';
+    };
 
 type Props = {
-  onSelect: (plugins: Array<string>) => void;
+  onSelect: (elements: Array<string>) => void;
   onHide: () => any;
-  plugins: PluginSelection;
-};
+  elements: Array<string>;
+  title: string;
+} & SubType;
 
 const Title = styled(Text)({
   margin: 6,
 });
 
 type State = {
-  plugins: PluginSelection;
+  selectedElements: Set<string>;
 };
 
 const Container = styled(FlexColumn)({
@@ -51,7 +62,7 @@ const Line = styled(View)({
   flexShrink: 0,
 });
 
-const PluginRowComponentContainer = styled(FlexColumn)({
+const RowComponentContainer = styled(FlexColumn)({
   overflow: 'scroll',
   height: 'auto',
   backgroundColor: colors.white,
@@ -77,13 +88,13 @@ const Padder = styled('div')(
   }),
 );
 
-type PluginRowComponentProps = {
+type RowComponentProps = {
   name: string;
   selected: boolean;
   onChange: (name: string, selected: boolean) => void;
 };
 
-class PluginRowComponent extends Component<PluginRowComponentProps> {
+class RowComponent extends Component<RowComponentProps> {
   render() {
     const {name, selected, onChange} = this.props;
     return (
@@ -110,59 +121,67 @@ class PluginRowComponent extends Component<PluginRowComponentProps> {
   }
 }
 
-export default class SelectPluginSheet extends Component<Props, State> {
+export default class ListView extends Component<Props, State> {
   static contextTypes = {
     store: PropTypes.object.isRequired,
   };
 
-  state = {plugins: new Map<string, boolean>()};
+  state: State = {selectedElements: new Set([])};
   static getDerivedStateFromProps(props: Props, state: State) {
-    if (state.plugins.size > 0) {
+    if (state.selectedElements.size > 0) {
       return null;
     }
-    return {plugins: props.plugins};
+    if (props.type === 'multiple') {
+      return {selectedElements: props.selectedElements};
+    } else if (props.type === 'single') {
+      return {selectedElements: new Set([props.selectedElement])};
     }
 
-  onSubmit(plugins: PluginSelection) {
-    const selectedArray = Array.from(plugins.entries()).reduce<string[]>(
-      (acc, [plugin, selected]) => {
+    return null;
+  }
+
+  handleChange = (id: string, selected: boolean) => {
+    if (this.props.type === 'single') {
+      if (!selected) {
+        this.setState({selectedElements: new Set([])});
+      } else {
+        this.setState({selectedElements: new Set([id])});
+      }
+    } else {
       if (selected) {
-          acc.push(plugin);
+        this.setState({
+          selectedElements: new Set([...this.state.selectedElements, id]),
+        });
+      } else {
+        const selectedElements = new Set([...this.state.selectedElements]);
+        selectedElements.delete(id);
+        this.setState({selectedElements});
       }
-        return acc;
-      },
-      [],
-    );
-    this.props.onSelect(selectedArray);
     }
+  };
+
   render() {
     const onHide = () => {
       this.context.store.dispatch(unsetShare());
       this.props.onHide();
     };
-    const {plugins} = this.state;
 
     return (
       <Container>
         <FlexColumn>
-          <Title>
-            Select the plugins for which you want to export the data
-          </Title>
-          <PluginRowComponentContainer>
-            {Array.from(plugins.entries()).map(([pluginID, selected]) => {
+          <Title>{this.props.title}</Title>
+          <RowComponentContainer>
+            {this.props.elements.map(id => {
               return (
-                <PluginRowComponent
-                  name={pluginID}
-                  key={pluginID}
-                  selected={selected}
-                  onChange={(id: string, selected: boolean) => {
-                    plugins.set(id, selected);
-                    this.setState({plugins});
-                  }}
+                <RowComponent
+                  name={id}
+                  key={id}
+                  selected={this.state.selectedElements.has(id)}
+                  onChange={this.handleChange}
                 />
               );
             })}
-          </PluginRowComponentContainer>
+          </RowComponentContainer>
         </FlexColumn>
         <Padder paddingTop={8} paddingBottom={2}>
           <FlexRow>
@@ -175,7 +194,7 @@ export default class SelectPluginSheet extends Component<Props, State> {
               padded
               type="primary"
               onClick={() => {
-                this.onSubmit(this.state.plugins);
+                this.props.onSelect([...this.state.selectedElements]);
               }}>
               Submit
             </Button>