import 'package:flutter/material.dart';
import '../models/chat_message.dart';
import 'chat_bubble.dart';

class ChatBox extends StatelessWidget {
  final ScrollController scrollController;
  final List<ChatMessage> messages;
  const ChatBox({
    super.key,
    required this.scrollController,
    required this.messages,
  });

  @override
  Widget build(BuildContext context) {
    return ListView.builder(
      controller: scrollController,
      itemCount: messages.length,
      reverse: true,
      padding: const EdgeInsets.symmetric(horizontal: 12),
      itemBuilder: (context, index) {
        final message = messages[messages.length - 1 - index];
        final isTop = index == messages.length - 1;
        final isBottom = index == 0;
        return Padding(
          padding: EdgeInsets.only(
            top: isTop ? 0 : 6,
            bottom: isBottom ? 0 : 6,
          ),
          child: ChatBubble(message: message),
        );
      },
    );
  }
}