feat: autocomplete for search

Co-authored-by: Alex Sparkes <turbomarshmello@gmail.com>

src/components/helpers/autocomplete/Autocomplete.jsx

@@ -0,0 +1,77 @@
+import React from 'react';
+
+import './autocomplete.scss';
+
+export default class Autocomplete extends React.Component {
+  constructor(props) {
+    super(props);
+    this.state = {
+      filtered: [],
+      showList: false,
+      input: ''
+    };
+    this.enabled = (localStorage.getItem('autocomplete') === 'true')
+  }
+
+  onChange = (e) => {
+    if (this.enabled === false) {
+      return this.setState({
+        input: e.target.value
+      });
+    }
+
+    this.setState({
+      filtered: this.props.suggestions.filter((suggestion) => suggestion.toLowerCase().indexOf(e.target.value.toLowerCase()) > -1),
+      showList: true,
+      input: e.target.value
+    });
+
+    this.props.onChange(e.target.value);
+  };
+
+  onClick = (e) => {
+    this.setState({
+      filtered: [],
+      showList: false,
+      input: e.target.innerText
+    });
+
+    this.props.onClick(e.target.innerText);
+  };
+
+  render() {
+    let autocomplete = null;
+
+    if (this.state.showList && this.state.input) {
+      if (this.state.filtered.length && localStorage.getItem('autocomplete') === 'true') {
+        autocomplete = (
+          <ul className='suggestions'>
+            {this.state.filtered.map((suggestion) => {
+              let className;
+
+              return (
+                <li className={className} key={suggestion} onClick={this.onClick}>
+                  {suggestion}
+                </li>
+              );
+            })}
+          </ul>
+        );
+      }
+    }
+
+    return (
+      <>
+        <input
+          type='text'
+          onChange={this.onChange}
+          value={this.state.input}
+          name={this.props.name || 'name'}
+          placeholder={this.props.placeholder || ''}
+          autoComplete='off'
+          id={this.props.id || ''} />
+        {autocomplete}
+      </>
+    );
+  }
+}

src/components/helpers/autocomplete/autocomplete.scss

@@ -0,0 +1,38 @@
+.suggestions {
+  text-align: left;
+  font-size: calc(5px + 1.2vmin);
+  background-color: rgba(0, 0, 0, 0.5);
+  border-top-width: 0;
+  list-style: none;
+  margin-top: 40px;
+  max-height: 143px;
+  overflow: hidden;
+  position: relative;
+  display: inline-block;
+  margin-left: 40px;
+  border-radius: 24px;
+  width: 430px;
+  opacity: 0;
+
+  li {
+    padding: 0.5rem;
+    padding-left: 20px;
+
+    &:hover {
+      background-color: rgba(0, 0, 0, 0.5);
+      cursor: pointer;
+    }
+  }
+}
+
+.searchBar {
+  input[type=text]:focus+.suggestions {
+    opacity: 1;
+  }
+}
+
+@media screen and (min-width: 1400px) {
+  .suggestions {
+    margin-top: 50px;
+  }
+}