gistfile1.txt

	savePlayList: (name, trackURIs) => {
		if (!name || !trackURIs.length) {
			return;
		}
		//Step 91: Create 3 variables, one for access token set to users token
		//a header set to object with authorization parameter with user's token from Spotify's implicit grnat flow
		//an empty variable for user ID.
		const accessToken = Spotify.getAccessToken();
		const headers = {
			Authorization: `Bearer ${accessToken}`
		};
		let userId = '';

		return fetch('https://api.spotify.com/v1/me', { headers: headers })
			.then(response => response.json())
			.then(jsonResponse => {
				userId = jsonResponse.id;
				return fetch(`https://api.spotify.com/v1/users/${userId}/playlists`, {
					//pass a second argument that contains an object with parameters for headers, method & body
					headers: headers,
					method: 'POST',
					body: JSON.stringify({ name: name })
				});
			})
			.then(response => response.json())
			.then(jsonResponse => {
				const playlistId = jsonResponse.id;

				return fetch(`https://api.spotify.com/v1/users/${userId}/playlists/${playlistId}/tracks`, {
					headers: headers,
					method: 'POST',
					body: JSON.stringify({ uris: trackURIs })
				});
			});
	}