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+/*
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2021 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+const languages = [
+ {
+ name: 'C',
+ year: 1972
+ },
+ {
+ name: 'C#',
+ year: 2000
+ },
+ {
+ name: 'C++',
+ year: 1983
+ },
+ {
+ name: 'Clojure',
+ year: 2007
+ },
+ {
+ name: 'Elm',
+ year: 2012
+ },
+ {
+ name: 'Go',
+ year: 2009
+ },
+ {
+ name: 'Haskell',
+ year: 1990
+ },
+ {
+ name: 'Java',
+ year: 1995
+ },
+ {
+ name: 'Javascript',
+ year: 1995
+ },
+ {
+ name: 'Perl',
+ year: 1987
+ },
+ {
+ name: 'PHP',
+ year: 1995
+ },
+ {
+ name: 'Python',
+ year: 1991
+ },
+ {
+ name: 'Ruby',
+ year: 1995
+ },
+ {
+ name: 'Scala',
+ year: 2003
+ }
+];
+
+// https://developer.mozilla.org/en/docs/Web/JavaScript/Guide/Regular_Expressions#Using_Special_Characters
+function escapeRegexCharacters(str) {
+ return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
+}
+
+function getSuggestions(value) {
+ const escapedValue = escapeRegexCharacters(value.trim());
+
+ const regex = new RegExp('^' + escapedValue, 'i');
+
+ return languages.filter(language => regex.test(language.name));
+}
+
+function getSuggestionValue(suggestion) {
+ return suggestion.name;
+}
+
+function renderSuggestion(suggestion) {
+ return (
+ <span>{suggestion.name}</span>
+ );
+}
+
+class Test extends React.Component {
+ constructor() {
+ super();
+
+ this.state = {
+ value: '',
+ suggestions: getSuggestions('')
+ };
+
+ this.onChange = this.onChange.bind(this);
+ this.onSuggestionsUpdateRequested = this.onSuggestionsUpdateRequested.bind(this);
+ }
+
+ onChange(event, { newValue, method }) {
+ this.setState({
+ value: newValue
+ });
+ }
+
+ onSuggestionsUpdateRequested({ value }) {
+ this.setState({
+ suggestions: getSuggestions(value)
+ });
+ }
+
+ render() {
+ const { value, suggestions } = this.state;
+ const inputProps = {
+ placeholder: "Type 'c'",
+ value,
+ onChange: this.onChange
+ };
+
+ return (
+ <Autosuggest suggestions={suggestions}
+ onSuggestionsUpdateRequested={this.onSuggestionsUpdateRequested}
+ shouldRenderSuggestions={() => true}
+ getSuggestionValue={getSuggestionValue}
+ renderSuggestion={renderSuggestion}
+ inputProps={inputProps} />
+ );
+ }
+}
+
+ReactDOM.render(<App />, document.getElementById('app'));