@extends('User.layout')

@section('content')
<style>
    .chat-wrapper {
        height: 100vh;
        display: flex;
        flex-direction: row;
        width: 100%;
        overflow: hidden;
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    }

    .sidebar {
        background: rgba(255, 255, 255, 0.1);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        border-right: 1px solid rgba(255, 255, 255, 0.2);
        width: 280px;
        min-width: 280px;
        display: flex;
        flex-direction: column;
        flex-shrink: 0;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    }

    .main-chat {
        flex: 1;
        display: flex;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        min-height: 100vh;
        max-height: 100vh;
    }

    .chat-header {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        padding: 1rem;
        display: flex;
        align-items: center;
        gap: 1rem;
        flex-shrink: 0;
        box-shadow: 0 2px 10px rgba(102, 126, 234, 0.3);
    }

    .user-avatar {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        border: 2px solid rgba(255, 255, 255, 0.9);
        object-fit: cover;
    }

    .message-avatar {
        width: 35px;
        height: 35px;
        border-radius: 50%;
        object-fit: cover;
    }

    .chat-messages {
        flex: 1;
        padding: 1.5rem;
        overflow-y: auto;
        overflow-x: hidden;
        background: linear-gradient(180deg, #f8f9fa 0%, #e9ecef 100%);
        min-height: 0;
        scroll-behavior: smooth;
    }

    .message {
        margin-bottom: 1.25rem;
        display: flex;
        align-items: flex-end;
        gap: 0.75rem;
        word-wrap: break-word;
        animation: fadeIn 0.3s ease-out;
    }

    @keyframes fadeIn {
        from {
            opacity: 0;
            transform: translateY(10px);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .message.sent {
        flex-direction: row-reverse;
    }

    .message-bubble {
        max-width: 70%;
        padding: 0.875rem 1.125rem;
        border-radius: 1.375rem;
        position: relative;
        box-sizing: border-box;
        font-size: 0.95rem;
        line-height: 1.4;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }

    .message.received .message-bubble {
        background: rgba(255, 255, 255, 0.9);
        border: 1px solid rgba(233, 236, 239, 0.8);
        border-bottom-left-radius: 0.625rem;
    }

    .message.sent .message-bubble {
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: white;
        border-bottom-right-radius: 0.625rem;
    }

    .message-time {
        font-size: 0.75rem;
        opacity: 0.8;
        margin-top: 0.25rem;
        font-weight: 500;
    }

    .message.sent .message-time {
        opacity: 0.9;
    }

    .chat-input {
        padding: 1.25rem 1.5rem;
        background: rgba(255, 255, 255, 0.98);
        border-top: 1px solid rgba(233, 236, 239, 0.8);
        display: flex;
        align-items: center;
        gap: 0.875rem;
        flex-shrink: 0;
        box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    }

    .chat-input input {
        flex: 1;
        border: 1.5px solid rgba(233, 236, 239, 0.7);
        border-radius: 2.25rem;
        padding: 0.875rem 1.375rem;
        box-sizing: border-box;
        font-size: 0.95rem;
        transition: all 0.3s ease;
        background: rgba(255, 255, 255, 0.9);
    }

    .chat-input input:focus {
        outline: none;
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    }

    .sidebar-nav {
        padding: 1.25rem 1rem;
        flex-grow: 1;
        overflow-y: auto;
        scrollbar-width: thin;
        scrollbar-color: rgba(255, 255, 255, 0.3) transparent;
    }

    .sidebar-nav::-webkit-scrollbar {
        width: 4px;
    }

    .sidebar-nav::-webkit-scrollbar-track {
        background: transparent;
    }

    .sidebar-nav::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.3);
        border-radius: 2px;
    }

    .nav-link {
        color: rgba(255, 255, 255, 0.85);
        padding: 0.875rem 1rem;
        border-radius: 0.875rem;
        margin-bottom: 0.625rem;
        transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        text-decoration: none;
        display: flex;
        align-items: center;
        gap: 0.875rem;
        font-weight: 500;
        font-size: 0.95rem;
        position: relative;
        overflow: hidden;
    }

    .nav-link::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
        transition: left 0.5s;
    }

    .nav-link:hover::before {
        left: 100%;
    }

    .nav-link:hover,
    .nav-link.active {
        background: rgba(255, 255, 255, 0.2);
        color: white;
        transform: translateX(4px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    .status-badge {
        background: rgba(255, 255, 255, 0.25);
        padding: 0.3125rem 0.625rem;
        border-radius: 1rem;
        font-size: 0.75rem;
        font-weight: 600;
        backdrop-filter: blur(10px);
    }

    .chat-title {
        font-weight: 600;
        margin: 0;
        font-size: 1.1rem;
    }

    @media (max-width: 768px) {
        .chat-wrapper {
            flex-direction: column;
        }

        .sidebar {
            position: fixed;
            z-index: 1050;
            transform: translateX(-100%);
            transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            height: 100vh;
            width: 280px;
            box-shadow: 4px 0 20px rgba(0, 0, 0, 0.3);
        }

        .sidebar.show {
            transform: translateX(0);
        }

        .main-chat {
            width: 100%;
        }

        .message-bubble {
            max-width: 85%;
        }

        .chat-header {
            padding: 1rem 1.25rem;
        }
    }

    .chat-messages::-webkit-scrollbar {
        width: 6px;
    }

    .chat-messages::-webkit-scrollbar-track {
        background: transparent;
    }

    .chat-messages::-webkit-scrollbar-thumb {
        background: rgba(102, 126, 234, 0.3);
        border-radius: 3px;
    }

    .btn-light {
        background: rgba(255, 255, 255, 0.9) !important;
        border: 1px solid rgba(255, 255, 255, 0.8) !important;
        backdrop-filter: blur(10px);
        transition: all 0.3s ease;
    }

    .btn-light:hover {
        background: white !important;
        transform: translateY(-1px);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }

    .locked-session {
        color: rgba(255, 255, 255, 0.85);
        font-size: 0.85rem;
        display: flex;
        align-items: center;
        gap: 0.5rem;
    }

    .chat-wrapper * {
        box-sizing: border-box;
    }

    .status-online {
        opacity: 0.85;
        font-size: 0.85rem;
    }

    .message-status {
        display: flex;
        align-items: center;
        gap: 0.2rem;
        margin-top: 0.2rem;
        font-size: 0.7rem;
        opacity: 0.9;
        font-weight: 500;
        justify-content: flex-end;
    }

    .tick-gray {
        color: rgba(255, 255, 255, 0.6);
    }

    .tick-green {
        color: #34c759;
    }
</style>
<div class="row align-items-center justify-content-between mb-3 mt-3">
    <div class="col-auto">
        <h5>
            <button type="button" class="btn btn-icon bg-white me-2" style="box-shadow: 0px 9px 12px -2px #66328E1F;">
                <a href="{{ url()->previous() }}"> <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24"
                        viewBox="0 0 24 24" fill="none" stroke="#000" stroke-width="2" stroke-linecap="round"
                        stroke-linejoin="round" class="icon icon-tabler">
                        <path stroke="none" d="M0 0h24v24H0z" fill="none" />
                        <path d="M15 6l-6 6l6 6" />
                    </svg>
                </a>
            </button>
            View Chat
        </h5>
    </div>

</div>
<div class="chat-wrapper">
    <div class="main-chat">
        <div class="chat-header">

            <img src="https://t4.ftcdn.net/jpg/06/43/68/65/360_F_643686558_Efl6HB1ITw98bx1PdAd1wy56QpUTMh47.jpg" alt="Team Support" class="user-avatar">
            <div>
                <h6 class="chat-title mb-0">Team Support</h6>
            </div>
        </div>

        <div class="chat-messages" id="messagesContainer">

            @foreach($ticket->messages as $msg)
            @if($msg->type === 'user')
            <div class="message sent">
                <img src="https://www.shutterstock.com/image-vector/portrait-handsome-man-confident-young-600nw-2616154679.jpg"
                    class="message-avatar">
                <div class="message-bubble">
                    {{ $msg->message }}
                    <div class="message-status">
                        <span class="tick-green">✓</span>
                        <span class="tick-green">✓</span>
                        <span>{{ $msg->created_at->format('h:i A') }}</span>
                    </div>
                </div>
            </div>

            @elseif($msg->type === 'admin')
            <div class="message received">
                <img src="https://t4.ftcdn.net/jpg/06/43/68/65/360_F_643686558_Efl6HB1ITw98bx1PdAd1wy56QpUTMh47.jpg"
                    class="message-avatar">

                <div class="message-bubble">
                    {{ $msg->message }}

                    <div class="message-time">
                        {{ $msg->created_at->format('h:i A') }}
                    </div>
                </div>
            </div>
            @endif
            @endforeach

        </div>

        <div class="chat-input">

            @if($ticket->status === 'open')
            <form action="{{ route('user.add_ticket_message') }}"
                method="POST"
                id="messageForm"
                class="d-flex align-items-center w-100 gap-2">

                @csrf
                <input type="hidden" name="ticket_id" value="{{ $ticket->id }}">
                <input type="text"
                    class="form-control flex-grow-1"
                    name="message"
                    id="messageInput"
                    placeholder="Type your message..."
                    value="{{ old('message') }}">

                <button class="btn btn-primary"
                    id="sendBtn"
                    type="submit"
                    style="width: 46px; height: 46px; border-radius: 50%;">
                    <i class="fas fa-paper-plane"></i>
                </button>
            </form>
            @else
            <div class="alert alert-danger text-center w-100 mb-0">
                This ticket has been closed. You cannot send messages.
            </div>
            @endif
        </div>
    </div>
</div>

<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.1/js/all.min.js"></script>
<script>
    document.getElementById('messageForm').addEventListener('submit', function() {
        const btn = document.getElementById('sendBtn');
        btn.disabled = true;
    });
</script>
<script>
    document.addEventListener('DOMContentLoaded', function() {
        const messagesContainer = document.getElementById('messagesContainer');
        const messageInput = document.getElementById('messageInput');
        const sendBtn = document.getElementById('sendBtn');

        function scrollToBottom() {
            messagesContainer.scrollTo({
                top: messagesContainer.scrollHeight,
                behavior: 'smooth'
            });
        }
        scrollToBottom();

        function sendMessage() {
            const text = messageInput.value.trim();
            if (!text) return;

            const messageDiv = document.createElement('div');
            messageDiv.className = 'message sent';
            const now = new Date();
            const timeString = now.toLocaleTimeString([], {
                hour: '2-digit',
                minute: '2-digit'
            }) + ' PM';

            messageDiv.innerHTML = `<img src="https://www.shutterstock.com/image-vector/portrait-handsome-man-confident-young-600nw-2616154679.jpg" alt="Felicia" class="message-avatar">

                <div class="message-bubble">
                    ${text}
                    <div class="message-status">
                        <span class="tick-gray">✓</span>
                        <span>${timeString}</span>
                    </div>
                </div>
            `;

            messagesContainer.appendChild(messageDiv);
            messageInput.value = '';
            messageInput.focus();
            scrollToBottom();

            setTimeout(() => {
                const status = messageDiv.querySelector('.message-status');
                status.innerHTML = `
                    <span class="tick-gray">✓</span>
                    <span class="tick-gray">✓</span>
                    <span>${timeString}</span>
                `;
            }, 800);

            setTimeout(() => {
                const status = messageDiv.querySelector('.message-status');
                status.innerHTML = `
                    <span class="tick-green">✓</span>
                    <span class="tick-green">✓</span>
                    <span>${timeString}</span>
                `;
            }, 2000);
        }

        messageInput.addEventListener('input', function() {
            this.style.height = 'auto';
            this.style.height = this.scrollHeight + 'px';
        });

        window.addEventListener('resize', () => {
            setTimeout(scrollToBottom, 150);
        });
    });
</script>
@endsection