solution

src/App.tsx

@@ -1,73 +1,24 @@
-import React from 'react';
-import './App.scss';
+import React, { useState } from 'react';
+import { Autocomplete } from './components/Autocomplete';
+import { Person } from './types/Person';
 import { peopleFromServer } from './data/people';
 
 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}
+          onSelected={setSelectedPerson}
+        />
       </main>
     </div>
   );

src/components/Autocomplete.tsx

@@ -0,0 +1,85 @@
+import React, { useEffect, useState } from 'react';
+import { Person } from '../types/Person';
+import { useFilter } from '../hooks/Filter';
+import { PeopleList } from './peopleList';
+
+interface Props {
+  people: Person[];
+  delay?: number;
+  onSelected: (person: Person | null) => void;
+}
+
+export const Autocomplete: React.FC<Props> = ({
+  people,
+  delay = 300,
+  onSelected,
+}) => {
+  const [rawInput, setRawInput] = useState('');
+  const [query, setQuery] = useState('');
+  const [show, setShow] = useState(false);
+
+  const filteredPeople = useFilter(people, query);
+
+  // 🔹 debounce
+  useEffect(() => {
+    const trimmed = rawInput.trim();
+
+    const timer = setTimeout(() => {
+      setQuery(trimmed); // даже пустая строка → покажет всех
+    }, delay);
+
+    return () => clearTimeout(timer);
+  }, [rawInput, delay]);
+
+  const handleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const value = e.target.value;
+
+    setRawInput(value);
+    setShow(true);
+
+    // 🔴 ВАЖНО: сбрасываем выбранного человека
+    onSelected(null);
+  };
+
+  const handleSelect = (person: Person) => {
+    setRawInput(person.name);
+    setQuery(person.name);
+    setShow(false);
+    onSelected(person);
+  };
+
+  const showError = show && query !== '' && filteredPeople.length === 0;
+
+  return (
+    <div className={`dropdown ${show ? 'is-active' : ''}`}>
+      <div className="dropdown-trigger">
+        <input
+          type="text"
+          className="input"
+          data-cy="search-input"
+          placeholder="Enter a part of the name"
+          value={rawInput}
+          onChange={handleChange}
+          onFocus={() => setShow(true)}
+        />
+      </div>
+
+      {show && (
+        <div className="dropdown-menu" data-cy="suggestions-list">
+          <div className="dropdown-content">
+            <PeopleList people={filteredPeople} onSelect={handleSelect} />
+          </div>
+        </div>
+      )}
+
+      {showError && (
+        <div
+          className="notification is-danger is-light mt-2"
+          data-cy="no-suggestions-message"
+        >
+          No matching suggestions
+        </div>
+      )}
+    </div>
+  );
+};

src/components/peopleList.tsx

@@ -0,0 +1,26 @@
+import type { Person } from '../types/Person';
+
+interface PeopleListProps {
+  people: Person[];
+  onSelect?: (person: Person) => void;
+}
+
+export const PeopleList = ({
+  people,
+  onSelect = () => {},
+}: PeopleListProps) => {
+  return (
+    <>
+      {people.map(person => (
+        <div
+          key={person.slug}
+          className="dropdown-item has-text-link is-clickable"
+          data-cy="suggestion-item"
+          onClick={() => onSelect(person)}
+        >
+          {person.name}
+        </div>
+      ))}
+    </>
+  );
+};

src/hooks/Filter.ts

@@ -0,0 +1,14 @@
+import { useMemo } from 'react';
+import { Person } from '../types/Person';
+
+export const useFilter = (people: Person[], query: string) => {
+  return useMemo(() => {
+    if (!query.trim()) {
+      return people; // 👈 show all when empty
+    }
+
+    return people.filter(person =>
+      person.name.toLowerCase().includes(query.toLowerCase()),
+    );
+  }, [people, query]);
+};