solution

README.md

@@ -18,7 +18,7 @@ that will suggest people matching an entered text.
 - Install Prettier Extention and use this [VSCode settings](https://mate-academy.github.io/fe-program/tools/vscode/settings.json) to enable format on save.
 - Implement a solution following the [React task guideline](https://github.com/mate-academy/react_task-guideline#react-tasks-guideline).
 - Use the [React TypeScript cheat sheet](https://mate-academy.github.io/fe-program/js/extra/react-typescript).
-- Replace `<your_account>` with your Github username in the [DEMO LINK](https://<your_account>.github.io/react_autocomplete/) and add it to the PR description.
+- Replace `<your_account>` with your Github username in the [DEMO LINK](https://AngelaStrechen.github.io/react_autocomplete/) and add it to the PR description.
 - Don't remove the `data-qa` attributes. It is required for tests.
 
 ## Troubleshooting

package.json

@@ -16,7 +16,7 @@
   "devDependencies": {
     "@cypress/react18": "^2.0.1",
     "@faker-js/faker": "^8.4.1",
-    "@mate-academy/scripts": "^1.8.5",
+    "@mate-academy/scripts": "^2.1.3",
     "@mate-academy/students-ts-config": "*",
     "@mate-academy/stylelint-config": "*",
     "@types/lodash.debounce": "^4.0.9",

src/App.tsx

@@ -1,73 +1,26 @@
-import React from 'react';
+import React, { useState } from 'react';
 import './App.scss';
 import { peopleFromServer } from './data/people';
+import { Person } from './types/Person';
+import { Autocomplete } from './components/Autocomplete';
 
 export const App: React.FC = () => {
-  const { name, born, died } = peopleFromServer[0];
+  const [selectedPerson, setSelectedPerson] = useState<Person | null>(null);
 
   return (
     <div className="container">
       <main className="section is-flex is-flex-direction-column">
         <h1 className="title" data-cy="title">
-          {`${name} (${born} - ${died})`}
+          {selectedPerson
+            ? `${selectedPerson.name} (${selectedPerson.born} - ${selectedPerson.died})`
+            : 'No selected person'}
         </h1>
 
-        <div className="dropdown is-active">
-          <div className="dropdown-trigger">
-            <input
-              type="text"
-              placeholder="Enter a part of the name"
-              className="input"
-              data-cy="search-input"
-            />
-          </div>
-
-          <div className="dropdown-menu" role="menu" data-cy="suggestions-list">
-            <div className="dropdown-content">
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-link">Pieter Haverbeke</p>
-              </div>
-
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-link">Pieter Bernard Haverbeke</p>
-              </div>
-
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-link">Pieter Antone Haverbeke</p>
-              </div>
-
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-danger">Elisabeth Haverbeke</p>
-              </div>
-
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-link">Pieter de Decker</p>
-              </div>
-
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-danger">Petronella de Decker</p>
-              </div>
-
-              <div className="dropdown-item" data-cy="suggestion-item">
-                <p className="has-text-danger">Elisabeth Hercke</p>
-              </div>
-            </div>
-          </div>
-        </div>
-
-        <div
-          className="
-            notification
-            is-danger
-            is-light
-            mt-3
-            is-align-self-flex-start
-          "
-          role="alert"
-          data-cy="no-suggestions-message"
-        >
-          <p className="has-text-danger">No matching suggestions</p>
-        </div>
+        <Autocomplete
+          people={peopleFromServer}
+          delay={300}
+          onSelected={setSelectedPerson}
+        />
       </main>
     </div>
   );

src/components/Autocomplete.tsx

@@ -0,0 +1,127 @@
+import React, { useEffect, useRef, useState } from 'react';
+import { Person } from '../types/Person';
+
+type Props = {
+  people: Person[];
+  delay?: number;
+  onSelected: (person: Person | null) => void;
+};
+
+export const Autocomplete: React.FC<Props> = ({
+  people,
+  delay = 300,
+  onSelected,
+}) => {
+  const [query, setQuery] = useState('');
+  const [suggestions, setSuggestions] = useState<Person[]>([]);
+  const [isDropdownVisible, setIsDropdownVisible] = useState(false);
+
+  const prevQuery = useRef('');
+
+  useEffect(() => {
+    const normalizedQuery = query.trim();
+
+    if (prevQuery.current === normalizedQuery) {
+      return;
+    }
+
+    const timer = setTimeout(() => {
+      prevQuery.current = normalizedQuery;
+
+      if (!normalizedQuery) {
+        setSuggestions(people);
+
+        return;
+      }
+
+      const filtered = people.filter(person =>
+        person.name.toLowerCase().includes(normalizedQuery.toLowerCase()),
+      );
+
+      setSuggestions(filtered);
+    }, delay);
+
+    return () => clearTimeout(timer);
+  }, [query, delay, people]);
+
+  const handleInputChange = (event: React.ChangeEvent<HTMLInputElement>) => {
+    const value = event.target.value;
+
+    setQuery(value);
+    setIsDropdownVisible(true);
+
+    onSelected(null);
+  };
+
+  const handleSelect = (person: Person) => {
+    setQuery(person.name);
+    setIsDropdownVisible(false);
+
+    onSelected(person);
+  };
+
+  const handleFocus = () => {
+    setIsDropdownVisible(true);
+
+    if (!query.trim()) {
+      setSuggestions(people);
+    }
+  };
+
+  return (
+    <>
+      <div className={`dropdown ${isDropdownVisible ? 'is-active' : ''}`}>
+        <div className="dropdown-trigger">
+          <input
+            type="text"
+            className="input"
+            placeholder="Enter a part of the name"
+            value={query}
+            onChange={handleInputChange}
+            onFocus={handleFocus}
+            data-cy="search-input"
+          />
+        </div>
+
+        {isDropdownVisible && (
+          <div className="dropdown-menu" role="menu" data-cy="suggestions-list">
+            <div className="dropdown-content">
+              {suggestions.map(person => (
+                <div
+                  key={person.slug}
+                  className="dropdown-item"
+                  data-cy="suggestion-item"
+                  onClick={() => handleSelect(person)}
+                >
+                  <p
+                    className={
+                      person.sex === 'm' ? 'has-text-link' : 'has-text-danger'
+                    }
+                  >
+                    {person.name}
+                  </p>
+                </div>
+              ))}
+            </div>
+          </div>
+        )}
+      </div>
+
+      {isDropdownVisible && suggestions.length === 0 && (
+        <div
+          className="
+            notification
+            is-danger
+            is-light
+            mt-3
+            is-align-self-flex-start
+          "
+          role="alert"
+          data-cy="no-suggestions-message"
+        >
+          <p className="has-text-danger">No matching suggestions</p>
+        </div>
+      )}
+    </>
+  );
+};