From 700dfc5add1ecd9c2b1ecafcdc593ff821b7a6a6 Mon Sep 17 00:00:00 2001
From: bob <bcz@cs.brown.edu>
Date: Tue, 20 Aug 2019 17:20:27 -0400
Subject: UI enhancements and other backend fixes for templates.

---
 src/client/views/MetadataEntryMenu.tsx | 52 +++++++++++++++++++---------------
 1 file changed, 29 insertions(+), 23 deletions(-)

(limited to 'src/client/views/MetadataEntryMenu.tsx')

diff --git a/src/client/views/MetadataEntryMenu.tsx b/src/client/views/MetadataEntryMenu.tsx
index 36c240dd8..4a45eede9 100644
--- a/src/client/views/MetadataEntryMenu.tsx
+++ b/src/client/views/MetadataEntryMenu.tsx
@@ -1,11 +1,12 @@
 import * as React from 'react';
 import "./MetadataEntryMenu.scss";
 import { observer } from 'mobx-react';
-import { observable, action, runInAction, trace } from 'mobx';
+import { observable, action, runInAction, trace, computed, IReactionDisposer, reaction } from 'mobx';
 import { KeyValueBox } from './nodes/KeyValueBox';
 import { Doc, Field } from '../../new_fields/Doc';
 import * as Autosuggest from 'react-autosuggest';
 import { undoBatch } from '../util/UndoManager';
+import { emptyFunction } from '../../Utils';
 
 export type DocLike = Doc | Doc[] | Promise<Doc> | Promise<Doc[]>;
 export interface MetadataEntryProps {
@@ -18,7 +19,8 @@ export interface MetadataEntryProps {
 export class MetadataEntryMenu extends React.Component<MetadataEntryProps>{
     @observable private _currentKey: string = "";
     @observable private _currentValue: string = "";
-    @observable private suggestions: string[] = [];
+    @observable _allSuggestions: string[] = [];
+    _suggestionDispser: IReactionDisposer | undefined;
     private userModified = false;
 
     private autosuggestRef = React.createRef<Autosuggest>();
@@ -140,35 +142,39 @@ export class MetadataEntryMenu extends React.Component<MetadataEntryProps>{
     getSuggestionValue = (suggestion: string) => suggestion;
 
     renderSuggestion = (suggestion: string) => {
-        return <p>{suggestion}</p>;
+        return (null);
     }
+    componentDidMount() {
 
-    onSuggestionFetch = async ({ value }: { value: string }) => {
-        const sugg = await this.getKeySuggestions(value);
-        runInAction(() => {
-            this.suggestions = sugg;
-        });
+        this._suggestionDispser = reaction(() => this._currentKey,
+            () => this.getKeySuggestions(this._currentKey).then(action((s: string[]) => this._allSuggestions = s)),
+            { fireImmediately: true });
     }
-
-    @action
-    onSuggestionClear = () => {
-        this.suggestions = [];
+    componentWillUnmount() {
+        this._suggestionDispser && this._suggestionDispser();
     }
 
     render() {
         return (
             <div className="metadataEntry-outerDiv">
-                Key:
-                <Autosuggest inputProps={{ value: this._currentKey, onChange: this.onKeyChange }}
-                    getSuggestionValue={this.getSuggestionValue}
-                    suggestions={this.suggestions}
-                    alwaysRenderSuggestions
-                    renderSuggestion={this.renderSuggestion}
-                    onSuggestionsFetchRequested={this.onSuggestionFetch}
-                    onSuggestionsClearRequested={this.onSuggestionClear}
-                    ref={this.autosuggestRef} />
-                Value:
-                <input className="metadataEntry-input" value={this._currentValue} onChange={this.onValueChange} onKeyDown={this.onValueKeyDown} />
+                <div className="metadataEntry-inputArea">
+                    Key:
+                    <Autosuggest inputProps={{ value: this._currentKey, onChange: this.onKeyChange }}
+                        getSuggestionValue={this.getSuggestionValue}
+                        suggestions={[]}
+                        alwaysRenderSuggestions={false}
+                        renderSuggestion={this.renderSuggestion}
+                        onSuggestionsFetchRequested={emptyFunction}
+                        onSuggestionsClearRequested={emptyFunction}
+                        ref={this.autosuggestRef} />
+                    Value:
+                    <input className="metadataEntry-input" value={this._currentValue} onChange={this.onValueChange} onKeyDown={this.onValueKeyDown} />
+                </div>
+                <div className="metadataEntry-keys" >
+                    <ul>
+                        {this._allSuggestions.map(s => <li key={s} onClick={action(() => { this._currentKey = s; this.previewValue(); })} >{s}</li>)}
+                    </ul>
+                </div>
             </div>
         );
     }
-- 
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