Update custom field

type Jira = {

  username: string;

  password: string;

  domain: string;

};

/**

 * Update custom field

 * Updates a custom field.

**[Permissions](#permissions) required:** *Administer Jira* [global permission](https://confluence.atlassian.com/x/x4dKLg).

 */

export async function main(

  auth: Jira,

  fieldId: string,

  body: {

    description?: string;

    name?: string;

    searcherKey?:

      | "com.atlassian.jira.plugin.system.customfieldtypes:cascadingselectsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:daterange"

      | "com.atlassian.jira.plugin.system.customfieldtypes:datetimerange"

      | "com.atlassian.jira.plugin.system.customfieldtypes:exactnumber"

      | "com.atlassian.jira.plugin.system.customfieldtypes:exacttextsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:grouppickersearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:labelsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:multiselectsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:numberrange"

      | "com.atlassian.jira.plugin.system.customfieldtypes:projectsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:textsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:userpickergroupsearcher"

      | "com.atlassian.jira.plugin.system.customfieldtypes:versionsearcher";

  }

) {

  const url = new URL(

    `https://${auth.domain}.atlassian.net/rest/api/2/field/${fieldId}`

  );

  const response = await fetch(url, {

    method: "PUT",

    headers: {

      "Content-Type": "application/json",

      Authorization: "Basic " + btoa(`${auth.username}:${auth.password}`),

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}