MemeHub/meme-single.html at main · dahiyasahil44/MemeHub · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>memeHUB - Top meme collection</title>
    <link rel="stylesheet" href="./css/main.css">
</head>

<body>
    <div id="header" style="position: sticky;top: 0;z-index: 9999;"></div>


    <main class="main-layout">

        <div id="left-sidebar"></div>

        <div id="main-content">

            <!-- meme feed -->
            <section class="">
                <div class="meme-wrap">


                </div>
                <div class="meme-comment-form mb-1">
                    <textarea class="form-control" rows="5" placeholder="write comment here"></textarea>
                    <button class="primary-btn btn-sm">Post comment</button>
                </div>

                <div class="meme-comments-wrap"></div>
            </section>
            <!-- meme feed end -->
        </div>

        <div id="right-sidebar"></div>

    </main>


    <script type="module" src="./js/main.js"></script>

    <script type="module">
        import { auth, database, onAuthStateChanged, getDoc, doc, db } from "./js/firebase-init.js";

        const params = new URLSearchParams(window.location.search);
        const memeId = params.get('id');

        const memeWrap = document.querySelector('.meme-wrap');
        const commentBox = document.querySelector('.meme-comment-form textarea');
        const postBtn = document.querySelector('.meme-comment-form button');
        const commentsWrap = document.querySelector('.meme-comments-wrap');

        // const currentUser = JSON.parse(localStorage.getItem("meme-hub-user") || "{}");
        const dbURL = "https://memehub-4e730-default-rtdb.asia-southeast1.firebasedatabase.app";

        // 👤 Load user and data
        onAuthStateChanged(auth, (user) => {

            if (!user) {
                postBtn.attr('disabled', true)
            }
        });


        // 🖼️ Load Meme using fetch
        async function loadMeme() {
            const res = await fetch(`${dbURL}/memes/${memeId}.json`);
            const meme = await res.json();
            // console.log(meme)
            if (!meme) return;

            const commentsResponse = await fetch(`${dbURL}/comments/${memeId}.json`);
            const commentsData = await commentsResponse.json();
            const allComments = Object.entries(commentsData || {}).map(([id, val]) => ({ id, ...val }));

            const timeAgoText = meme.createdAt ? timeAgo(meme.createdAt) : "Just now";
            const tagsHTML = (meme.tags || []).map(tag => `<span>#${tag}</span>`).join('');
            const voteCount = (meme.upvoteCount || 0) - (meme.downvoteCount || 0);

            const userRes = await getDoc(doc(db, "users", meme.UID))
            const user = userRes.data()

            const card = document.createElement("div");
            card.className = "meme-card";
            card.innerHTML = `
            <div class="meme-head">
                <div class="m-head-left">
                    <span><img src="${user.avatar || 'https://t4.ftcdn.net/jpg/12/44/29/93/240_F_1244299369_Jixobpdd2rDzg1B6DZw4tRmSa02OY0Qh.jpg'}" alt=""></span>
                    <span>${user.userName || 'Anonymous'}</span>
                    <span>${timeAgoText}</span>
                </div>
                <div class="m-head-right"><span><i class="fa-solid fa-flag"></i></span></div>
            </div>
            <div class="meme-media">
                <h3 class="mb-1">${meme.title}</h3>
                <img src="${meme.image}" alt="">
            </div>
            <div class="meme-tags">${tagsHTML}</div>
            <div class="meme-actions">
                <div class="meme-votes">
                    <span class="upvote"><i class="fa-solid fa-up-long ${meme.upvotedBy?.[currentUser.uid] ? 'active' : ''}"></i></span>
                    <span>${meme.upvoteCount}</span>
                    <span class="downvote"><i class="fa-solid fa-down-long ${meme.downvotedBy?.[currentUser.uid] ? 'active' : ''}"></i></span>
                    <span>${meme.downvoteCount}</span>
                </div>
                <div class="meme-comments">
                    <span><i class="fa-solid fa-comments"></i></span>
                    <span id="comment-count">${allComments.length}</span>
                </div>
            </div>
    `;
            // Add voting listeners
            card.querySelector(".upvote").addEventListener("click", () => voteHandler(meme, "upvote", card));
            card.querySelector(".downvote").addEventListener("click", () => voteHandler(meme, "downvote", card));

            // memeWrap.appendChild('afterbegin', card);
            // memeWrap.insertAdjacentHTML('afterbegin', card.innerHTML);
            memeWrap.prepend(card);

        }

        // 🗨️ Load comments using fetch
        async function loadComments() {
            const res = await fetch(`${dbURL}/comments/${memeId}.json`);
            const data = await res.json();
            commentsWrap.innerHTML = '';
            let count = 0;

            if (!data) return;

            for (const [id, comment] of Object.entries(data)) {
                commentsWrap.innerHTML += renderComment(id, comment);
                count++;
            }

            const countEl = document.getElementById('comment-count');
            if (countEl) countEl.textContent = count;

            setupEditDeleteListeners();
        }

        // ✍️ Post new comment
        postBtn.addEventListener('click', async () => {
            const text = commentBox.value.trim();

            if (!text || !currentUser) return;

            const userRes = await getDoc(doc(db, "users", currentUser.uid))
            const user = userRes.data()

            const comment = {
                userId: currentUser.uid,
                username: user.userName || "Anonymous",
                avatar: user.avatar || "https://t4.ftcdn.net/jpg/12/44/29/93/240_F_1244299369_Jixobpdd2rDzg1B6DZw4tRmSa02OY0Qh.jpg",
                text,
                createdAt: Date.now()
            };

            const res = await fetch(`${dbURL}/comments/${memeId}.json`, {
                method: 'POST',
                body: JSON.stringify(comment),
                headers: { 'Content-Type': 'application/json' }
            });

            if (res.ok) commentBox.value = '';
            loadComments(); // Refresh
        });

        function renderComment(id, comment) {
            const isOwner = currentUser && comment.userId === currentUser.uid;
            return `
        <div class="meme-user-comment" data-id="${id}">
            <div class="comment-user">
                <span><img src="${comment.avatar}" alt=""></span>
                <span>${comment.username}</span>
                <span>${timeAgo(comment.createdAt)}</span>
            </div>
            <div class="comment-text">${comment.text}</div>
            ${isOwner ? `
                <div style="display:flex; gap:0.5rem; margin-top:0.5rem;">
                    <button class="edit-comment primary-btn btn-sm">Edit</button>
                    <button class="delete-comment danger-btn btn-sm">Delete</button>
                </div>
            ` : ''}
        </div>
    `;
        }

        // 📝 Edit & 🗑 Delete
        function setupEditDeleteListeners() {
            document.querySelectorAll('.edit-comment').forEach(btn => {
                btn.addEventListener('click', async () => {
                    const parent = btn.closest('.meme-user-comment');
                    const id = parent.dataset.id;
                    const textDiv = parent.querySelector('.comment-text');
                    const newText = prompt("Edit your comment:", textDiv.textContent);
                    if (newText && newText.trim() !== "") {
                        await fetch(`${dbURL}/comments/${memeId}/${id}.json`, {
                            method: 'PATCH',
                            body: JSON.stringify({ text: newText.trim() }),
                            headers: { 'Content-Type': 'application/json' }
                        });
                        loadComments();
                    }
                });
            });

            document.querySelectorAll('.delete-comment').forEach(btn => {
                btn.addEventListener('click', async () => {
                    const parent = btn.closest('.meme-user-comment');
                    const id = parent.dataset.id;
                    if (confirm("Are you sure you want to delete this comment?")) {
                        await fetch(`${dbURL}/comments/${memeId}/${id}.json`, {
                            method: 'DELETE'
                        });
                        loadComments();
                    }
                });
            });
        }

        function timeAgo(timestamp) {
            const diff = Date.now() - timestamp;
            const mins = Math.floor(diff / 60000);
            if (mins < 1) return "just now";
            if (mins < 60) return `${mins} min ago`;
            const hrs = Math.floor(mins / 60);
            return `${hrs} hr${hrs > 1 ? 's' : ''} ago`;
        }


        loadMeme();
        loadComments();

    </script>


</body>

</html>