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index.ts
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// Função para incrementar ou decrementar os likes e alterar a cor do coração
const atualizarLikes = (cardElement: HTMLElement): void => {
const spanLikes = cardElement.querySelector(".qtdeLikes") as HTMLSpanElement;
const heart = cardElement.querySelector(".heart") as HTMLElement;
const buttonLike = cardElement.querySelector(
".like-button"
) as HTMLButtonElement;
let currentLikes = parseInt(spanLikes.textContent || "0", 10);
buttonLike.classList.toggle("liked");
const isLiked = buttonLike.classList.contains("liked");
spanLikes.textContent = (currentLikes + (isLiked ? 1 : -1)).toString();
heart.style.color = isLiked ? "red" : "black";
};
// Função para alterar a cor do botão 'mark' para verde
const alterarCorBotaoMark = (cardElement: HTMLElement): void => {
const buttonMark = cardElement.querySelector(".mark-button i") as HTMLElement;
buttonMark.style.color = "#00BF00";
};
// Função para enviar uma mensagem via prompt e exibir em console.log
const enviarMensagem = (cardElement: HTMLElement): void => {
const message = prompt("Digite sua mensagem:");
if (message) {
console.log(`Mensagem enviada: ${message}`);
}
};
// Adiciona os ouvintes de evento quando o DOM estiver carregado
document.addEventListener("DOMContentLoaded", () => {
document.querySelectorAll(".card").forEach((element) => {
const cardElement = element as HTMLElement; // Garantindo que o elemento é um HTMLElement
// Configurando evento de clique para 'like'
const buttonLike = cardElement.querySelector(
".like-button"
) as HTMLButtonElement;
buttonLike.addEventListener("click", () => atualizarLikes(cardElement));
// Configurando evento de clique para 'mark'
const buttonMark = cardElement.querySelector(
".mark-button"
) as HTMLButtonElement;
buttonMark.addEventListener("click", () =>
alterarCorBotaoMark(cardElement)
);
// Configurando evento de clique para 'enviar mensagem'
const buttonMessage = cardElement.querySelector(
".message"
) as HTMLButtonElement;
buttonMessage.addEventListener("click", () => enviarMensagem(cardElement));
});
});