script.js

const search = document.getElementById("search");
const submit = document.getElementById("submit");
const random = document.getElementById("random");
const mealsElement = document.getElementById("meals");
const resultHeading = document.getElementById("result-heading");
const singleMealElement = document.getElementById("single-meal");

function searchMeal(e) {
  e.preventDefault();
  singleMealElement.innerHTML = "";
  const term = search.value;
  if (term.trim()) {
    fetch(`https://www.themealdb.com/api/json/v1/1/search.php?s=${term}`)
      .then((res) => res.json())
      .then((data) => {
        resultHeading.innerHTML = `<h2>Search results for '${term}':</h2>`;
        if (data.meals === null) {
          resultHeading.innerHTML =
            "<p>There are no search results. Try again!</p>";
        } else {
          mealsElement.innerHTML = data.meals
            .map(
              (meal) => `
            <div class="meal">
                <img src="${meal.strMealThumb}" alt="${meal.strMeal}" />
                <div class="meal-info" data-mealID="${meal.idMeal}">
                    <h3>${meal.strMeal}</h3>
                </div>
            </div>
            `
            )
            .join("");
        }
      });
    search.value = "";
  } else {
    getRandomMeal();
  }
}

function getMealById(mealID) {
  fetch(`https://www.themealdb.com/api/json/v1/1/lookup.php?i=${mealID}`)
    .then((res) => res.json())
    .then((data) => {
      const meal = data.meals[0];
      addMealToDOM(meal);
      singleMealElement.scrollIntoView();
    });
}

function getRandomMeal() {
  mealsElement.innerHTML = "";
  resultHeading.innerHTML = "";
  fetch("https://www.themealdb.com/api/json/v1/1/random.php")
    .then((res) => res.json())
    .then((data) => {
      const meal = data.meals[0];
      addMealToDOM(meal);
    });
}

function addMealToDOM(meal) {
  const ingredients = [];
  for (let i = 1; i <= 20; i++) {
    if (meal[`strIngredient${i}`]) {
      ingredients.push(
        `${meal[`strIngredient${i}`]} - ${meal[`strMeasure${i}`]}`
      );
    } else {
      break;
    }
  }
  singleMealElement.innerHTML = `
  <div class="single-meal">
      <h1>${meal.strMeal}</h1>
      <img src="${meal.strMealThumb}" alt="${meal.strMeal}" />
      <div class="main">
        <h2>Ingredients</h2>
        <ul>
          ${ingredients.map((ingredient) => `<li>${ingredient}</li>`).join("")}
        </ul>
        <p>${meal.strInstructions}</p>
      </div>
      <div class="single-meal-info">
        ${meal.strCategory ? `<p>${meal.strCategory}</p>` : ""}
        ${meal.strArea ? `<p>${meal.strArea}</p>` : ""}
      </div>
    </div>
  `;
}

submit.addEventListener("submit", searchMeal);
random.addEventListener("click", getRandomMeal);
mealsElement.addEventListener("click", (e) => {
  const mealInfo = e.path.find((item) => {
    if (item.classList) {
      return item.classList.contains("meal-info");
    } else {
      return false;
    }
  });

  if (mealInfo) {
    const mealID = mealInfo.getAttribute("data-mealid");
    getMealById(mealID);
  }
});

// Init
getRandomMeal();