/*!
 * @imqueue/cli library: resolve
 *
 * I'm Queue Software Project
 * Copyright (C) 2026  imqueue.com <support@imqueue.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 *
 * If you want to use this code in a closed source (commercial) project, you can
 * purchase a proprietary commercial license. Please contact us at
 * <support@imqueue.com> to get commercial licensing options.
 */
import type { IMQCLIConfig } from './config.js';
/**
 * Sources an option value can come from, in precedence order:
 * cli flags -> per-service config -> global config -> prompt -> default.
 */
export interface ResolveContext {
    /** parsed cli flags (e.g. yargs argv) */
    flags?: Record<string, any>;
    /** per-service config (.imqrc.json), wins over global */
    service?: IMQCLIConfig;
    /** global config (~/.imq/config.json) */
    global?: IMQCLIConfig;
    /** whether interactive prompting is allowed (TTY) */
    interactive?: boolean;
}
/**
 * Declarative description of how to resolve a single option.
 */
export interface OptionSpec<T> {
    /** human name, used in error messages */
    name: string;
    /** flag key(s) to read from ctx.flags */
    flag?: string | string[];
    /** dot-path to read from service and global config */
    path?: string;
    /** derive a value from legacy keys in the global config */
    fromLegacy?: (global: IMQCLIConfig) => T | undefined;
    /** interactive fallback, only used when ctx.interactive is true */
    prompt?: () => Promise<T>;
    /** default value used when nothing else yields a value */
    default?: T;
    /** when true, a missing final value throws instead of returning undefined */
    required?: boolean;
    /** optional validation applied to a non-undefined resolved value */
    validate?: (value: T) => boolean;
}
/**
 * Resolves a single option value applying the precedence:
 * flag -> per-service config -> global config (structured then legacy) ->
 * prompt (interactive only) -> default.
 *
 * @param {OptionSpec<T>} spec - option description
 * @param {ResolveContext} ctx - available sources
 * @return {Promise<T | undefined>}
 */
export declare function resolveOption<T>(spec: OptionSpec<T>, ctx: ResolveContext): Promise<T | undefined>;