【每日一练】240—JS实现一款图片搜索应用程序

每日一练7个月前更新 admin
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第240练的最终效果如下:

【每日一练】240—JS实现一款图片搜索应用程序

HTML:

<!DOCTYPE html>
<html lang=”en”>
  <head>
    <meta charset=”UTF-8″ />
    <meta http-equiv=”X-UA-Compatible” content=”IE=edge” />
    <meta name=”viewport” content=”width=device-width, initial-scale=1.0″ />
    <title>第240练</title>
    <link rel=”stylesheet” href=”index.css” />
  </head>
  <body>
    <h1>Image Search App</h1>
    <form>
      <input type=”text” id=”search-input” placeholder=”Search for images…” />
      <button id=”search-button”>Search</button>
    </form>
    <div class=”search-results”>
    </div>
    <button id=”show-more-button”>Show more</button>
    <script src=”index.js”></script>
  </body>
</html>

CSS:

body {
  background-color: #f9f9f9;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  margin: 0;
}
h1 {
  font-size: 36px;
  font-weight: bold;
  text-align: center;
  margin-top: 40px;
  margin-bottom: 60px;
}
form {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 60px;
}
#search-input {
  width: 60%;
  max-width: 400px;
  padding: 10px 20px;
  border: none;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
  border-radius: 5px;
  font-size: 18px;
  color: #333;
}
#search-button {
  padding: 10px 20px;
  background-color: #4caf50;
  color: white;
  border: none;
  font-size: 18px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
  cursor: pointer;
  border-radius: 5px;
  transition: background-color 0.3s ease-in-out;
}
#search-button:hover {
  background-color: #3e8e41;
}
.search-results {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}
.search-result {
  margin-bottom: 60px;
  width: 30%;
  border-radius: 5px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}
.search-result:hover img {
  transform: scale(1.05);
}
.search-result img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  transition: transform 0.3s ease-in-out;
}
.search-result a {
  padding: 10px;
  display: block;
  color: #333;
  text-decoration: none;
  transition: background-color 0.3s ease-in-out;
}
.search-result:hover a {
  background-color: rgba(0, 0, 0, 0.1);
}
#show-more-button {
  background-color: #008cba;
  border: none;
  color: white;
  padding: 10px 20px;
  display: block;
  margin: 20px auto;
  text-align: center;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease-in-out;
  display: none;
}
#show-more-button:hover {
  background-color: #0077b5;
}
@media screen and (max-width: 768px) {
  .search-result {
    width: 45%;
  }
}
@media screen and (max-width: 480px) {
  .search-result {
    width: 100%;
  }
  form {
    flex-direction: column;
  }
  #search-input {
    margin-bottom: 20px;
    width: 85%;
  }
}

JS:

const accessKey = “RZEIOVfPhS7vMLkFdd2TSKGFBS4o9_FmcV1Nje3FSjw”;
const formEl = document.querySelector(“form”);
const searchInputEl = document.getElementById(“search-input”);
const searchResultsEl = document.querySelector(“.search-results”);
const showMoreButtonEl = document.getElementById(“show-more-button”);
let inputData = “”;
let page = 1;
async function searchImages() {
  inputData = searchInputEl.value;
  const url = `https://api.unsplash.com/search/photos?page=${page}&query=${inputData}&client_id=${accessKey}`;
  const response = await fetch(url);
  const data = await response.json();
  if (page === 1) {
    searchResultsEl.innerHTML = “”;
  }
  const results = data.results;
  results.map((result) => {
    const imageWrapper = document.createElement(“div”);
    imageWrapper.classList.add(“search-result”);
    const image = document.createElement(“img”);
    image.src = result.urls.small;
    image.alt = result.alt_description;
    const imageLink = document.createElement(“a”);
    imageLink.href = result.links.html;
    imageLink.target = “_blank”;
    imageLink.textContent = result.alt_description;
    imageWrapper.appendChild(image);
    imageWrapper.appendChild(imageLink);
    searchResultsEl.appendChild(imageWrapper);
  });
  page++;
  if (page > 1) {
    showMoreButtonEl.style.display = “block”;
  }
}
formEl.addEventListener(“submit”, (event) => {
  event.preventDefault();
  page = 1;
  searchImages();
});
showMoreButtonEl.addEventListener(“click”, () => {
  searchImages();
});
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