//native

type Clickup = {

  token: string;

};

/**

 * Add Task Link

 * This is the equivalent of the feature _Task Links_ in the right-hand sidebar of a Task.  It allows you to link two tasks together. General links or links to other objects than tasks are not supported.

 */

export async function main(

  auth: Clickup,

  task_id: string,

  links_to: string,

  custom_task_ids: string | undefined,

  team_id: string | undefined,

) {

  const url = new URL(

    `https://api.clickup.com/api/v2/task/${task_id}/link/${links_to}`,

  );

  for (const [k, v] of [

    ["custom_task_ids", custom_task_ids],

    ["team_id", team_id],

  ]) {

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

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "POST",

    headers: {

      Authorization: auth.token,

    },

    body: undefined,

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}