@extends('layouts.app')

@section('title', __('Chat with AI'))

@section('header')
<div class="flex justify-between items-center">
    <h2 class="font-semibold text-xl text-gray-800 leading-tight">
        {{ __('Chat with AI') }}
    </h2>
    <div class="flex items-center gap-4">
        <x-language-selector variant="text-gray-600 hover:text-gray-800" />
    </div>
</div>
@endsection

@section('content')
<div class="py-6">
    <div class="max-w-4xl mx-auto sm:px-6 lg:px-8">
        @if(session('success'))
            <div class="bg-green-100 border border-green-400 text-green-700 px-4 py-3 rounded-lg mb-6">
                {{ session('success') }}
            </div>
        @endif

        @if(session('error'))
            <div class="bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded-lg mb-6">
                {{ session('error') }}
            </div>
        @endif

        <!-- Chat Container -->
        <div class="bg-white rounded-xl shadow-sm border border-gray-100 flex flex-col" style="height: calc(100vh - 250px); min-height: 500px;">
            <!-- Chat Header -->
            <div class="p-4 border-b border-gray-100 flex justify-between items-center">
                <div>
                    <h3 class="text-lg font-semibold text-gray-900">{{ __('Chat with AI') }}</h3>
                    <p class="text-sm text-gray-500">{{ __('Ask anything to the AI models') }}</p>
                </div>
                <form action="{{ route('chat.destroy') }}" method="POST" onsubmit="return confirm('{{ __("Clear chat history?") }}')">
                    @csrf
                    @method('DELETE')
                    <button type="submit" class="text-sm text-red-600 hover:text-red-800">
                        {{ __('Clear History') }}
                    </button>
                </form>
            </div>

            <!-- Warning Banner -->
            <div class="bg-yellow-50 border-l-4 border-yellow-400 p-4">
                <div class="flex">
                    <div class="flex-shrink-0">
                        <svg class="h-5 w-5 text-yellow-400" viewBox="0 0 20 20" fill="currentColor">
                            <path fill-rule="evenodd" d="M8.257 3.099c.765-1.36 2.722-1.36 3.486 0l5.58 9.92c.75 1.334-.213 2.98-1.742 2.98H4.42c-1.53 0-2.493-1.646-1.743-2.98l5.58-9.92zM11 13a1 1 0 11-2 0 1 1 0 012 0zm-1-8a1 1 0 00-1 1v3a1 1 0 002 0V6a1 1 0 00-1-1z" clip-rule="evenodd"/>
                        </svg>
                    </div>
                    <div class="ml-3">
                        <p class="text-sm text-yellow-700">
                            {{ __('Do not share sensitive personal data, use profanity, or discuss prohibited topics such as pornography, politics, religion, or prejudice. Violations may result in account restrictions.') }}
                        </p>
                    </div>
                </div>
            </div>

            <!-- Chat Messages -->
            <div id="chatMessages" class="flex-1 overflow-y-auto p-4 space-y-4">
                @forelse($chatHistory as $chat)
                    <div class="flex flex-col space-y-2">
                        <!-- User Message -->
                        <div class="flex justify-end">
                            <div class="bg-indigo-600 text-white rounded-lg px-4 py-2 max-w-[80%]">
                                <p class="text-sm whitespace-pre-wrap">{{ $chat->message }}</p>
                                <p class="text-xs text-indigo-200 mt-1">{{ $chat->created_at->format('H:i') }}</p>
                            </div>
                        </div>
                        <!-- AI Response -->
                        @if($chat->response)
                            <div class="flex justify-start">
                                <div class="bg-gray-100 text-gray-800 rounded-lg px-4 py-2 max-w-[80%]">
                                    <div class="text-sm prose prose-sm max-w-none">
                                        {!! \App\Services\MarkdownService::parse($chat->response) !!}
                                    </div>
                                    <div class="flex items-center gap-2 mt-1">
                                        <p class="text-xs text-gray-400">{{ $chat->created_at->format('H:i') }}</p>
                                        <span class="text-xs text-gray-400">|</span>
                                        <span class="text-xs text-gray-400">{{ ucfirst($chat->provider) }}</span>
                                        <span class="text-xs text-gray-400">|</span>
                                        <span class="text-xs text-gray-400">{{ $chat->model }}</span>
                                    </div>
                                </div>
                            </div>
                        @endif
                    </div>
                @empty
                    <div class="flex items-center justify-center h-full">
                        <div class="text-center">
                            <svg class="w-16 h-16 text-gray-300 mx-auto mb-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M8 12h.01M12 12h.01M16 12h.01M21 12c0 4.418-4.03 8-9 8a9.863 9.863 0 01-4.255-.949L3 20l1.395-3.72C3.512 15.042 3 13.574 3 12c0-4.418 4.03-8 9-8s9 3.582 9 8z"/>
                            </svg>
                            <p class="text-gray-500 text-lg">{{ __('Start a conversation with AI!') }}</p>
                            <p class="text-gray-400 text-sm mt-2">{{ __('Type a message below to begin.') }}</p>
                        </div>
                    </div>
                @endforelse
            </div>

            <!-- Chat Input -->
            <div class="p-4 border-t border-gray-100">
                <form action="{{ route('chat.store') }}" method="POST" class="flex gap-2">
                    @csrf
                    <div class="flex-1 flex gap-2">
                        <input type="text"
                               name="message"
                               placeholder="{{ __('Type your message...') }}"
                               class="flex-1 text-sm border border-gray-300 rounded-lg px-4 py-2 focus:outline-none focus:ring-2 focus:ring-indigo-500"
                               autocomplete="off"
                               required>
                        <button type="submit" class="bg-indigo-600 text-white px-6 py-2 rounded-lg hover:bg-indigo-700 transition">
                            {{ __('Send') }}
                        </button>
                    </div>
                </form>
            </div>
        </div>
    </div>
</div>
@endsection

@push('scripts')
<script>
    // Auto-scroll to bottom of chat
    document.addEventListener('DOMContentLoaded', function() {
        const chatMessages = document.getElementById('chatMessages');
        if (chatMessages) {
            chatMessages.scrollTop = chatMessages.scrollHeight;
        }
    });

    // Focus input on load
    document.addEventListener('DOMContentLoaded', function() {
        const input = document.querySelector('input[name="message"]');
        if (input) {
            input.focus();
        }
    });
</script>
@endpush