ask-cli/lib/model/app-config.js

const ConfigFile = require('./abstract-config-file');

// instance which stores the singleton
let instance = null;

module.exports = class AppConfig extends ConfigFile {
    /**
     * Constructor for GlobalConfig class
     * @param {string} filePath
     * @throws {Error}
     */
    constructor(filePath) {
        if (instance && instance.path === filePath) {
            return instance;
        }
        // init by calling super() if instance not exists
        super(filePath);
        instance = this;
    }

    static getInstance() {
        return instance;
    }

    static dispose() {
        instance = null;
    }

    // getter and setter

    getAwsProfile(profile) {
        return this.getProperty(['profiles', profile, 'aws_profile']);
    }

    setAwsProfile(profile, awsProfile) {
        this.setProperty(['profiles', profile, 'aws_profile'], awsProfile);
    }

    getToken(profile) {
        return this.getProperty(['profiles', profile, 'token']);
    }

    setToken(profile, tokenObject) {
        this.setProperty(['profiles', profile, 'token'], tokenObject);
    }

    getVendorId(profile) {
        return this.getProperty(['profiles', profile, 'vendor_id']);
    }

    setVendorId(profile, vendorId) {
        this.setProperty(['profiles', profile, 'vendor_id'], vendorId);
    }

    /**
     * Returns all profile names and their associated aws profile names (if any) as list of objects.
     * return profilesList. Eg: [{ askProfile: 'askProfile1', awsProfile: 'awsProfile1'}, { askProfile: 'askProfile2', awsProfile: 'awsProfile2'}].
     */
    getProfilesList() {
        const profilesList = [];
        const profilesObj = this.getProperty(['profiles']);
        for (const profile of Object.getOwnPropertyNames(profilesObj)) {
            profilesList.push({
                askProfile: profile,
                awsProfile: profilesObj[profile].aws_profile
            });
        }
        return profilesList;
    }
};