import type { AgentRunStatus } from "@umt/contracts";
import { ArrowLeft } from "lucide-react";
import { useState } from "react";
import { Link, useParams } from "react-router";
import { agentMockEnabled, useAgentRun } from "~/api/agent.ts";
import { AgentRunPanel } from "~/components/agent/agent-run-panel.tsx";
import { AgentSessionList } from "~/components/agent/agent-session-list.tsx";
import { PageHeader } from "~/components/console/page-header.tsx";
import { Button } from "~/components/ui/button.tsx";

export default function AgentRunPage() {
  const { runId = "" } = useParams();
  const run = useAgentRun(runId);
  const mock = agentMockEnabled();
  const [status, setStatus] = useState<"" | AgentRunStatus>("");
  return (
    <>
      <PageHeader
        title="Agent 会话"
        description={run.data ? <span className="line-clamp-2 break-words">{run.data.run.goal}</span> : "加载中…"}
        actions={
          <Button asChild variant="ghost" size="sm">
            <Link to={`/console/agent${mock ? "?mock=1" : ""}`}>
              <ArrowLeft />
              全部会话
            </Link>
          </Button>
        }
      />
      <div className="grid grid-cols-1 gap-4 lg:grid-cols-[minmax(0,17rem)_minmax(0,1fr)]">
        <aside className="pg-slab hidden rounded-xl p-3 lg:block lg:h-[calc(100dvh-13rem)] lg:overflow-hidden">
          <AgentSessionList activeId={runId} status={status} onStatusChange={setStatus} className="h-full" />
        </aside>
        <div className="pg-slab flex h-[calc(100dvh-11rem)] min-h-[32rem] flex-col rounded-xl p-3 md:p-4 lg:h-[calc(100dvh-13rem)]">
          <AgentRunPanel key={runId} runId={runId} className="flex-1" />
        </div>
      </div>
    </>
  );
}