/**
 * Allowed top-level keys in `iparams.json`.
 */
export const IPARAMS_INSTALLATION_PARAMETERS_LABEL = 'installation_parameters';

export const IPARAMS_ROOT_ALLOWED_KEYS = [IPARAMS_INSTALLATION_PARAMETERS_LABEL] as const;

/**
 * File name for iparam definitions in an app directory.
 */
export const IPARAMS_JSON_FILENAME = 'iparams.json';

/**
 * Label for the `sections` array in validation error messages.
 */
export const IPARAMS_SECTIONS_LABEL = 'sections';

/**
 * Allowed keys under `installation_parameters` in `iparams.json`.
 */
export const IPARAMS_INSTALLATION_PARAMETERS_ALLOWED_KEYS = [IPARAMS_SECTIONS_LABEL] as const;

/**
 * Maximum number of parameter definitions allowed in a single `iparams.json` array.
 */
export const IPARAMS_MAX_COUNT = 20;

/**
 * Central limits for iparam definition fields (`iparams.json`).
 */
export const IPARAM_DEFN_MAX_LENGTHS = {
	NAME: 50,
	DISPLAY_NAME: 50,
	DESCRIPTION: 250
} as const;

/**
 * Limits for DROPDOWN and MULTISELECT_DROPDOWN `options` arrays in definitions.
 */
export const OPTIONS_LIMITS = {
	MAX_COUNT: 20,
	MAX_OPTION_LENGTH: 250
} as const;

/**
 * Max lengths for iparam input values when validating `iparams.local.json` / runtime inputs.
 */
export const IPARAM_VALUE_MAX_LENGTHS = {
	TEXT: 250,
	SECRET: 250,
	URL: 250,
	DATE: 10
} as const;

/**
 * Allowed {@link URL#protocol} values for iparam type `URL`.
 */
export const IPARAM_URL_ALLOWED_PROTOCOLS = ['http:', 'https:'] as const;