solana-agent-kit/examples/agent-kit-nextjs-langchain/components/ChatMessageBubble.tsx

import type { Message } from "ai/react";

export function ChatMessageBubble(props: { message: Message, aiEmoji?: string, sources: any[] }) {
  const colorClassName =
    props.message.role === "user" ? "bg-sky-600" : "bg-slate-50 text-black";
  const alignmentClassName =
    props.message.role === "user" ? "ml-auto" : "mr-auto";
  const prefix = props.message.role === "user" ? "🧑" : props.aiEmoji;
  return (
    <div
      className={`${alignmentClassName} ${colorClassName} rounded px-4 py-2 max-w-[80%] mb-8 flex`}
    >
      <div className="mr-2">
        {prefix}
      </div>
      <div className="whitespace-pre-wrap flex flex-col">
        <span>{props.message.content}</span>
        {props.sources && props.sources.length ? <>
          <code className="mt-4 mr-auto bg-slate-600 px-2 py-1 rounded">
            <h2>
              🔍 Sources:
            </h2>
          </code>
          <code className="mt-1 mr-2 bg-slate-600 px-2 py-1 rounded text-xs">
            {props.sources?.map((source, i) => (
              <div className="mt-2" key={"source:" + i}>
                {i + 1}. &quot;{source.pageContent}&quot;{
                  source.metadata?.loc?.lines !== undefined
                    ? <div><br/>Lines {source.metadata?.loc?.lines?.from} to {source.metadata?.loc?.lines?.to}</div>
                    : ""
                  }
              </div>
            ))}
          </code>
        </> : ""}
      </div>
    </div>
  );
}