type Stripe = {

  token: string;

};

/**

 * Get subscriptions

 * By default, returns a list of subscriptions that have not been canceled. In order to list canceled subscriptions, specify status=canceled.

 */

export async function main(

  auth: Stripe,

  automatic_tax: any,

  collection_method: "charge_automatically" | "send_invoice" | undefined,

  created: any,

  current_period_end: any,

  current_period_start: any,

  customer: string | undefined,

  ending_before: string | undefined,

  expand: any,

  limit: string | undefined,

  price: string | undefined,

  starting_after: string | undefined,

  status:

    | "active"

    | "all"

    | "canceled"

    | "ended"

    | "incomplete"

    | "incomplete_expired"

    | "past_due"

    | "paused"

    | "trialing"

    | "unpaid"

    | undefined,

  test_clock: string | undefined

) {

  const url = new URL(`https://api.stripe.com/v1/subscriptions`);

  for (const [k, v] of [

    ["collection_method", collection_method],

    ["customer", customer],

    ["ending_before", ending_before],

    ["limit", limit],

    ["price", price],

    ["starting_after", starting_after],

    ["status", status],

    ["test_clock", test_clock],

  ]) {

    if (v !== undefined && v !== "") {

      url.searchParams.append(k, v);

    }

  }

  encodeParams({

    automatic_tax,

    created,

    current_period_end,

    current_period_start,

    expand,

  }).forEach((v, k) => {

    if (v !== undefined && v !== "") {

      url.searchParams.append(k, v);

    }

  });

  const response = await fetch(url, {

    method: "GET",

    headers: {

      "Content-Type": "application/x-www-form-urlencoded",

      Authorization: "Bearer " + auth.token,

    },

    body: undefined,

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.json();

}

function encodeParams(o: any) {

  function iter(o: any, path: string) {

    if (Array.isArray(o)) {

      o.forEach(function (a) {

        iter(a, path + "[]");

      });

      return;

    }

    if (o !== null && typeof o === "object") {

      Object.keys(o).forEach(function (k) {

        iter(o[k], path + "[" + k + "]");

      });

      return;

    }

    data.push(path + "=" + o);

  }

  const data: string[] = [];

  Object.keys(o).forEach(function (k) {

    if (o[k] !== undefined) {

      iter(o[k], k);

    }

  });

  return new URLSearchParams(data.join("&"));

}