solution

src/App.tsx

@@ -2,15 +2,23 @@ import './App.scss';
 import { MoviesList } from './components/MoviesList';
 import { NewMovie } from './components/NewMovie';
 import moviesFromServer from './api/movies.json';
+import { useState } from 'react';
+import { Movie } from './types/Movie';
 
 export const App = () => {
+  const [movies, setNewMovie] = useState<Movie[]>(moviesFromServer);
+
+  const addNewMovie = (movie: Movie) => {
+    setNewMovie(currentMovies => [...currentMovies, movie]);
+  };
+
   return (
     <div className="page">
       <div className="page-content">
-        <MoviesList movies={moviesFromServer} />
+        <MoviesList movies={movies} />
       </div>
       <div className="sidebar">
-        <NewMovie /* onAdd={(movie) => {}} */ />
+        <NewMovie onAdd={addNewMovie} />
       </div>
     </div>
   );

src/components/NewMovie/NewMovie.tsx

@@ -1,37 +1,97 @@
 import { useState } from 'react';
 import { TextField } from '../TextField';
+import { Movie } from '../../types/Movie';
 
-export const NewMovie = () => {
-  // Increase the count after successful form submission
-  // to reset touched status of all the `Field`s
-  const [count] = useState(0);
+interface NewMovieProps {
+  onAdd?: (movie: Movie) => void;
+}
+
+export const NewMovie: React.FC<NewMovieProps> = ({ onAdd }) => {
+  const [count, setCount] = useState(0);
+  const [title, setTitle] = useState('');
+  const [description, setDescription] = useState('');
+  const [imgUrl, setImgUrl] = useState('');
+  const [imdbUrl, setImdbUrl] = useState('');
+  const [imdbId, setImdbId] = useState('');
+
+  const areAllQueries: boolean =
+    title.trim() !== '' &&
+    imgUrl.trim() !== '' &&
+    imdbUrl.trim() !== '' &&
+    imdbId.trim() !== '';
+
+  const addNewMovie = (e: React.FormEvent<HTMLFormElement>) => {
+    e.preventDefault();
+
+    if (areAllQueries && onAdd) {
+      onAdd({
+        title: title.trim(),
+        description: description.trim(),
+        imgUrl: imgUrl.trim(),
+        imdbUrl: imdbUrl.trim(),
+        imdbId: imdbId.trim(),
+      });
+    }
+
+    setTitle('');
+    setDescription('');
+    setImgUrl('');
+    setImdbUrl('');
+    setImdbId('');
+
+    setCount(count + 1);
+  };
 
   return (
-    <form className="NewMovie" key={count}>
+    <form className="NewMovie" key={count} onSubmit={addNewMovie}>
       <h2 className="title">Add a movie</h2>
 
       <TextField
         name="title"
         label="Title"
-        value=""
-        onChange={() => {}}
+        value={title}
+        onChange={(e: string) => setTitle(e)}
         required
       />
 
-      <TextField name="description" label="Description" value="" />
+      <TextField
+        name="description"
+        label="Description"
+        value={description}
+        onChange={(e: string) => setDescription(e)}
+      />
 
-      <TextField name="imgUrl" label="Image URL" value="" />
+      <TextField
+        name="imgUrl"
+        label="Image URL"
+        value={imgUrl}
+        onChange={(e: string) => setImgUrl(e)}
+        required
+      />
 
-      <TextField name="imdbUrl" label="Imdb URL" value="" />
+      <TextField
+        name="imdbUrl"
+        label="Imdb URL"
+        value={imdbUrl}
+        onChange={(e: string) => setImdbUrl(e)}
+        required
+      />
 
-      <TextField name="imdbId" label="Imdb ID" value="" />
+      <TextField
+        name="imdbId"
+        label="Imdb ID"
+        value={imdbId}
+        onChange={(e: string) => setImdbId(e)}
+        required
+      />
 
       <div className="field is-grouped">
         <div className="control">
           <button
             type="submit"
             data-cy="submit-button"
             className="button is-link"
+            disabled={!areAllQueries}
           >
             Add
           </button>