'use client';

import React from 'react';
import { Bot } from 'lucide-react';
import type { ControlCenterMessage } from '@/types/control-center';
import { cn } from '@/lib/utils';
import { ToolCallCard } from './ToolCallCard';
import { ToolResultCard } from './ToolResultCard';

interface AIMessageBubbleProps {
  message: ControlCenterMessage;
  isStreaming?: boolean;
}

export const AIMessageBubble: React.FC<AIMessageBubbleProps> = ({
  message,
  isStreaming = false,
}) => {
  const hasToolCalls = message.toolCalls && message.toolCalls.length > 0;
  const hasToolResults = message.toolResults && message.toolResults.length > 0;
  const hasContent = message.content && message.content.trim().length > 0;

  return (
    <div className="flex gap-3 max-w-[85%]">
      {/* AI Avatar */}
      <div
        className={cn(
          'shrink-0 w-9 h-9 rounded-xl flex items-center justify-center',
          'bg-gradient-to-br from-indigo-500 to-purple-600 text-white',
          'shadow-[3px_3px_6px_#c5c9d1,-3px_-3px_6px_#ffffff]'
        )}
      >
        <Bot size={18} />
      </div>

      {/* Message Content */}
      <div className="flex-1 space-y-3">
        {/* Text Content Bubble */}
        {(hasContent || isStreaming) && (
          <div
            className={cn(
              'bg-[#F0F4F8] rounded-2xl rounded-tl-md p-4',
              'shadow-[6px_6px_12px_#bfc3cc,-6px_-6px_12px_#ffffff]',
              'border-2 border-transparent transition-all duration-300'
            )}
          >
            {/* Message Text */}
            <div className="text-gray-800 text-sm leading-relaxed whitespace-pre-wrap">
              {message.content}
              {isStreaming && (
                <span className="inline-flex ml-1">
                  <span className="animate-pulse">|</span>
                </span>
              )}
            </div>

            {/* Streaming "Thinking" Animation */}
            {isStreaming && !hasContent && (
              <div className="flex items-center gap-2 text-gray-500">
                <div className="flex gap-1">
                  <span
                    className="w-2 h-2 bg-indigo-400 rounded-full animate-bounce"
                    style={{ animationDelay: '0ms' }}
                  />
                  <span
                    className="w-2 h-2 bg-indigo-400 rounded-full animate-bounce"
                    style={{ animationDelay: '150ms' }}
                  />
                  <span
                    className="w-2 h-2 bg-indigo-400 rounded-full animate-bounce"
                    style={{ animationDelay: '300ms' }}
                  />
                </div>
                <span className="text-xs text-gray-400">Thinking...</span>
              </div>
            )}
          </div>
        )}

        {/* Tool Calls */}
        {hasToolCalls && (
          <div className="space-y-2">
            {message.toolCalls!.map((toolCall) => (
              <ToolCallCard
                key={toolCall.id}
                toolCall={toolCall}
                isExecuting={isStreaming}
              />
            ))}
          </div>
        )}

        {/* Tool Results */}
        {hasToolResults && (
          <div className="space-y-2">
            {message.toolResults!.map((toolResult) => (
              <ToolResultCard
                key={toolResult.toolCallId}
                toolResult={toolResult}
              />
            ))}
          </div>
        )}

        {/* Timestamp */}
        <div className="text-xs text-gray-400 mt-1 px-1">
          {new Date(message.createdAt).toLocaleTimeString([], {
            hour: '2-digit',
            minute: '2-digit',
          })}
        </div>
      </div>
    </div>
  );
};

export default AIMessageBubble;