import { jsonError } from "../../../../common.js";

export async function onRequestPost(context: RequestContext) {
  const { D1 } = context.env;
  const { event } = context.data;

  try {
    const completionTimeRow = await D1.prepare(
      "SELECT performed_at FROM events WHERE id = ?;",
    )
      .bind(event.id)
      .first();

    if (typeof completionTimeRow?.performed_at !== "number")
      return jsonError(
        "The event is already marked as complete or forgotten",
        400,
      );

    await D1.batch([
      D1.prepare("UPDATE events SET performed_at = ? WHERE id = ?;").bind(
        Date.now(),
        event.id,
      ),
      D1.prepare(
        "UPDATE et_members SET points = points + 10 WHERE id = ?;",
      ).bind(event.created_by),
    ]);
  } catch (e) {
    console.log(e);

    return jsonError("Failed to complete batch transaction", 500);
  }

  return new Response(null, {
    status: 204,
  });
}