{% extends "base.html" %}

{% block title %}Post Detail{% endblock %}

{% block content %}
<div class="container">
    <div class="card mb-4">
        <div class="card-body">
            <div class="d-flex align-items-center mb-2">
                {% if post.author %}
                    {% if post.author.profile_picture %}
                        <img src="{{ url_for('static', filename='uploads/' + post.author.profile_picture) }}" class="rounded-circle me-2" alt="Profile Picture" style="width: 30px; height: 30px; object-fit: cover;">
                    {% else %}
                        <div class="rounded-circle me-2 d-flex justify-content-center align-items-center bg-primary" style="width: 30px; height: 30px;">
                            <span class="text-white" style="font-size: 0.8rem;">{{ post.author.username[0].upper() }}</span>
                        </div>
                    {% endif %}
                    <small class="text-muted">
                        <a href="{{ url_for('profile', username=post.author.username) }}" class="text-decoration-none">{{ post.author.username }}</a>
                    </small>
                {% else %}
                    <small class="text-muted">{{ post.anonymous_username }}</small>
                {% endif %}
                <span class="ms-auto text-muted">{{ post.timestamp.strftime('%Y-%m-%d %H:%M:%S') }}</span>
            </div>
            <p class="card-text">{{ post.content|safe }}</p>
            {% if post.image_url %}
            <img src="{{ url_for('static', filename='uploads/' + post.image_url) }}" class="img-fluid mb-2 post-image" alt="Post image">
            {% endif %}
            <div class="d-flex flex-wrap justify-content-between align-items-center">
                <div class="btn-group mb-2">
                    <button class="btn btn-outline-primary btn-sm like-btn" data-post-id="{{ post.id }}">
                        <i class="bi bi-heart-fill"></i> Like (<span class="like-count">{{ post.likes|length }}</span>)
                    </button>
                    <button class="btn btn-outline-secondary btn-sm comment-btn" data-post-id="{{ post.id }}">
                        <i class="bi bi-chat-fill"></i> Comment ({{ post.comments|length }})
                    </button>
                </div>
                <div class="btn-group mb-2">
                    <button class="btn btn-outline-info btn-sm copy-link-btn" data-post-url="{{ url_for('post_detail', post_id=post.id, _external=True, _scheme='https') }}">
                        <i class="bi bi-link-45deg"></i> Copy Link
                    </button>
                    {% if current_user.is_authenticated and current_user.id == post.author.id %}
                    <a href="{{ url_for('edit_post', post_id=post.id) }}" class="btn btn-outline-warning btn-sm">
                        <i class="bi bi-pencil-fill"></i> Edit
                    </a>
                    {% endif %}
                </div>
            </div>
        </div>
    </div>

    <div class="card mt-4">
        <div class="card-body">
            <h5 class="card-title mb-3">Comments</h5>
            <ul class="list-unstyled">
                {% for comment in post.comments %}
                    {% include 'comment.html' %}
                {% endfor %}
            </ul>
            <form class="comment-form mt-3" data-post-id="{{ post.id }}">
                <div class="input-group">
                    <input type="text" class="form-control" placeholder="Add a comment" name="content" required>
                    <button class="btn btn-outline-secondary" type="submit">Send</button>
                </div>
            </form>
        </div>
    </div>
</div>
{% endblock %}

{% block scripts %}
{{ super() }}
<script>
document.addEventListener('DOMContentLoaded', function() {
    function initializePostInteractions() {
        // Initialize like button
        document.querySelector('.like-btn').addEventListener('click', handleLike);

        // Initialize comment button
        document.querySelector('.comment-btn').addEventListener('click', handleComment);

        // Initialize copy link button
        document.querySelector('.copy-link-btn').addEventListener('click', handleCopyLink);

        // Initialize comment form
        document.querySelector('.comment-form').addEventListener('submit', handleCommentSubmit);

        // Initialize comment like buttons
        document.querySelectorAll('.like-comment-btn').forEach(button => {
            button.addEventListener('click', handleCommentLike);
        });
    }

    function handleLike(event) {
        var postId = this.dataset.postId;
        fetch('/like/' + postId, { method: 'POST' })
            .then(response => response.json())
            .then(data => {
                this.querySelector('.like-count').textContent = data.likes;
            });
    }

    function handleComment(event) {
        var postId = this.dataset.postId;
        var commentSection = document.querySelector('.card.mt-4');
        if (commentSection.style.display === 'none' || commentSection.style.display === '') {
            commentSection.style.display = 'block';
        } else {
            commentSection.style.display = 'none';
        }
    }

    function handleCommentLike(event) {
        event.preventDefault();
        var commentId = this.dataset.commentId;
        fetch('/like_comment/' + commentId, { method: 'POST' })
            .then(response => response.json())
            .then(data => {
                this.querySelector('.comment-like-count').textContent = data.likes;
            });
    }

    function handleCommentSubmit(event) {
        event.preventDefault();
        var postId = this.dataset.postId;
        var content = this.querySelector('input[name="content"]').value;
        fetch('/comment/' + postId, {
            method: 'POST',
            headers: {
                'Content-Type': 'application/x-www-form-urlencoded',
            },
            body: 'content=' + encodeURIComponent(content)
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                var commentList = document.querySelector('.card.mt-4 ul');
                var newComment = document.createElement('li');
                newComment.innerHTML = '<strong>' + (data.username !== 'Anonymous' ? '<a href="/profile/' + data.username + '">' + data.username + '</a>' : '<span class="text-white">Anonymous</span>') + ':</strong> ' + data.content + 
                    '<button class="btn btn-sm btn-outline-primary like-comment-btn" data-comment-id="' + data.comment_id + '">' +
                    '<i class="bi bi-heart-fill"></i> (<span class="comment-like-count">0</span>)</button>';
                commentList.appendChild(newComment);
                this.querySelector('input[name="content"]').value = '';
            }
        });
    }

    function handleCopyLink(event) {
        var postUrl = this.dataset.postUrl;
        navigator.clipboard.writeText(postUrl).then(function() {
            alert('Link copied to clipboard!');
        }, function(err) {
            console.error('Could not copy text: ', err);
        });
    }

    // Initialize interactions for the initial page load
    initializePostInteractions();
});
</script>
{% endblock %}