import { NextRequest, NextResponse } from "next/server"
import { createVoiceAssistantTokenResponse } from "@/lib/voice-assistant/server"
import { isVoiceAssistantSuppressedRoute } from "@/lib/voice-assistant/shared"

export const runtime = "nodejs"

type TokenRequestBody = {
  pathname?: string
}

export async function POST(request: NextRequest) {
  try {
    const body = (await request.json().catch(() => ({}))) as TokenRequestBody
    const pathname =
      typeof body.pathname === "string" && body.pathname.trim()
        ? body.pathname.trim()
        : "/"

    if (isVoiceAssistantSuppressedRoute(pathname)) {
      console.info("[voice-assistant/token] blocked on suppressed route", {
        pathname,
      })
      return NextResponse.json(
        { error: "Voice assistant is not available on this route." },
        { status: 403 }
      )
    }

    const tokenResponse = await createVoiceAssistantTokenResponse(pathname)
    console.info("[voice-assistant/token] issued token", {
      pathname,
      roomName: tokenResponse.roomName,
      participantIdentity: tokenResponse.participantIdentity,
    })
    return NextResponse.json(tokenResponse)
  } catch (error) {
    console.error("Failed to create LiveKit voice assistant token:", error)

    return NextResponse.json(
      {
        error:
          error instanceof Error
            ? error.message
            : "Failed to create voice assistant token",
      },
      { status: 500 }
    )
  }
}