react autocomplete new version

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 +1,36 @@
-import React from 'react';
+import React, { useState } from 'react';
 import './App.scss';
 import { peopleFromServer } from './data/people';
+import { Autocomplete } from './components/Autocomplete';
+import { Person } from './types/Person';
 
 export const App: React.FC = () => {
-  const { name, born, died } = peopleFromServer[0];
+  const people = peopleFromServer;
+  const [selectedPerson, setSelectedPerson] = useState<Person | null>(null);
+
+  const handleSelectPerson = (person: Person) => {
+    setSelectedPerson(person);
+  };
+
+  const handleResetPerson = () => {
+    setSelectedPerson(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={people}
+          onSelect={handleSelectPerson}
+          onReset={handleResetPerson}
+          selectedPerson={selectedPerson}
+        />
       </main>
     </div>
   );

src/components/Autocomplete/Autocomplete.tsx

@@ -0,0 +1,133 @@
+import React, { useCallback, useMemo, useState } from 'react';
+import cn from 'classnames';
+import { Person } from '../../types/Person';
+import { debounce } from '../../utils/debounce';
+
+type Props = {
+  people: Person[];
+  onSelect: (person: Person) => void;
+  onReset: () => void;
+  selectedPerson: Person | null;
+  delay?: number;
+};
+
+export const Autocomplete: React.FC<Props> = ({
+  people,
+  onSelect,
+  onReset,
+  selectedPerson,
+  delay = 300,
+}) => {
+  const [inputQuery, setInputQuery] = useState<string>('');
+  const [delayedQuery, setDelayedQuery] = useState<string>('');
+  const [showAutocomplete, setShowAutocomplete] = useState(false);
+
+  const setQueryDebounced = useCallback(debounce(setDelayedQuery, delay), [
+    delay,
+  ]);
+
+  const handleQueryChange = (event: React.ChangeEvent<HTMLInputElement>) => {
+    const inputValue = event.target.value;
+
+    if (selectedPerson && inputValue !== selectedPerson.name) {
+      onReset();
+    }
+
+    setInputQuery(inputValue);
+    setQueryDebounced(inputValue);
+  };
+
+  const handleReset = () => {
+    setInputQuery('');
+    setDelayedQuery('');
+    onReset();
+  };
+
+  const filteredPeople = useMemo(() => {
+    return [...people].filter(person => {
+      const personName = person.name.toLowerCase();
+
+      return personName.includes(delayedQuery.toLowerCase());
+    });
+  }, [delayedQuery, people]);
+
+  const noMatching =
+    !selectedPerson && !filteredPeople.length && delayedQuery.trim() !== '';
+
+  const showDropdownOptions =
+    !selectedPerson && showAutocomplete && filteredPeople.length > 0;
+
+  return (
+    <div className="dropdown is-active is-flex is-flex-direction-column">
+      <div className="dropdown-trigger" style={{ width: '50%' }}>
+        <div className="field has-addons">
+          <div className="control is-expanded">
+            <input
+              onFocus={() => setShowAutocomplete(true)}
+              onBlur={() => setShowAutocomplete(false)}
+              type="text"
+              placeholder="Enter a part of the name"
+              className="input"
+              data-cy="search-input"
+              value={inputQuery}
+              onChange={handleQueryChange}
+            />
+          </div>
+
+          <div className="control">
+            <button className="button" onClick={handleReset}>
+              Clear
+            </button>
+          </div>
+        </div>
+      </div>
+
+      {showDropdownOptions && (
+        <div className="dropdown-menu" role="menu" data-cy="suggestions-list">
+          <div className="dropdown-content">
+            {filteredPeople.map(person => {
+              return (
+                <a
+                  className="dropdown-item"
+                  data-cy="suggestion-item"
+                  key={person.name}
+                  onClick={() => {
+                    setInputQuery(person.name);
+                    setDelayedQuery(person.name);
+                    onSelect(person);
+                  }}
+                  onMouseDown={e => e.preventDefault()}
+                >
+                  <p
+                    className={cn({
+                      'has-text-link': person.sex === 'm',
+                      'has-text-danger': person.sex === 'f',
+                    })}
+                  >
+                    {person.name}
+                  </p>
+                </a>
+              );
+            })}
+          </div>
+        </div>
+      )}
+
+      {noMatching && (
+        <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>
+      )}
+    </div>
+  );
+};

src/components/Autocomplete/index.ts

@@ -0,0 +1 @@
+export * from './Autocomplete';

src/utils/debounce.ts

@@ -0,0 +1,14 @@
+export const debounce = <T extends unknown[]>(
+  callback: (...args: T) => void,
+  delay: number,
+) => {
+  let timerId: number = 0;
+
+  return (...args: T) => {
+    window.clearTimeout(timerId);
+
+    timerId = window.setTimeout(() => {
+      callback(...args);
+    }, delay);
+  };
+};