sc4/lib/cli/prompts/nested-list.js

A command line utility for automating SimCity 4 modding tasks & modifying savegames

// # nested-list.js
import select from '@inquirer/select';
const kUp = Symbol('up');
export default async function nestedList(config) {
    let stack = [];
    let menu = config;
    while (typeof menu === 'object') {
        let prev = menu;
        let parsed = convert(menu);
        menu = await select(parsed);
        if (menu === kUp) {
            menu = stack.pop();
        }
        else {
            stack.push(prev);
        }
    }
    return menu;
}
function convert(config) {
    let { choices, ...rest } = config;
    choices = Object.entries(choices).map(([key, value]) => {
        if (typeof value === 'object') {
            return {
                name: `${key}...`,
                value: {
                    name: 'menu',
                    message: key,
                    pageSize: config.pageSize,
                    choices: {
                        ...value,
                        '^Up': kUp,
                    },
                },
            };
        }
        else {
            return { name: key, value };
        }
    });
    return {
        ...rest,
        choices,
    };
}