script.js

const API_KEY = "api_key=1cf50e6248dc270629e802686245c2c8";
const BASE_URL = "https://api.themoviedb.org/3";
const API_URL = BASE_URL + "/discover/movie?sort_by=popularity.desc&" + API_KEY;
const IMG_URL = "https://image.tmdb.org/t/p/w500";
const searchURL = BASE_URL + "/search/movie?" + API_KEY;
const recommendationsHeader = document.getElementById("recommendations-header");
let movieId = "";
let recommendationsURL = "";
const main = document.getElementById("main");
const recommendations = document.getElementById("recommendations");
const form = document.getElementById("form");
const search = document.getElementById("search");

getMovies(API_URL);
function getMovies(url) {
  fetch(url)
    .then((res) => res.json())
    .then((data) => {
      showMovies(data.results);
    });
}

function getRecommendations(url) {
  fetch(url)
    .then((res) => res.json())
    .then((data) => {
      movieId = data.results[0].id;
      recommendationsURL =
        BASE_URL +
        `/movie/${movieId}/recommendations?` +
        API_KEY +
        "&language=en-US&page=1";
      fetch(recommendationsURL)
        .then((res) => res.json())
        .then((data) => {
          showRecommendations(data.results);
        });
    });
}

function showMovies(data) {
  main.innerHTML = "";
  data.forEach((movie) => {
    const { title, poster_path, vote_average, overview } = movie;
    const movieEl = document.createElement("div");
    movieEl.classList.add("movie");
    movieEl.innerHTML = `
        <img src="${IMG_URL + poster_path}" alt="${title}">
        <div class="movie-info">
                <h3>${title}</h3>
                <span class="${getColor(vote_average)}">${
      Math.round(vote_average * 10) / 10
    }</span>
            </div>
            <div class="overview">
                <h3>Overview</h3>
                ${overview}
        </div>
        `;

    main.appendChild(movieEl);
  });
}

function showRecommendations(data) {
  recommendations.innerHTML = "";
  data.forEach((movie) => {
    const { title, poster_path, vote_average, overview } = movie;
    const movieEl = document.createElement("div");
    movieEl.classList.add("movie");
    movieEl.innerHTML = `
        <img src="${IMG_URL + poster_path}" alt="${title}">
        <div class="movie-info">
                <h3>${title}</h3>
                <span class="${getColor(vote_average)}">${
      Math.round(vote_average * 10) / 10
    }</span>
            </div>
            <div class="overview">
                <h3>Overview</h3>
                ${overview}
        </div>
        `;

    recommendations.appendChild(movieEl);
  });
}

function getColor(vote) {
  if (vote >= 8) {
    return "green";
  } else if (vote >= 5) {
    return "orange";
  } else {
    return "red";
  }
}

form.addEventListener("submit", (e) => {
  e.preventDefault();
  const searchTerm = search.value;
  if (searchTerm) {
    getMovies(searchURL + "&query=" + searchTerm);
    getRecommendations(searchURL + "&query=" + searchTerm);
    recommendationsHeader.hidden = false;
  } else {
    getMovies(API_URL);
  }
});