woocommerce-paypal-payments/modules/ppcp-wc-gateway/resources/js/common/display-manager/DisplayManager.js

import Rule from "./Rule";

class DisplayManager {

    constructor() {
        this.rules = {};
        this.ruleStatus = {}; // The current status for each rule. Maybe not necessary, for now just for logging.

        document.ppcpDisplayManagerLog = () => {
            console.log('DisplayManager', this);
        }
    }

    addRule(ruleConfig) {
        const updateStatus = () => {
            this.ruleStatus[ruleConfig.key] = this.rules[ruleConfig.key].status;
            //console.log('ruleStatus', this.ruleStatus);
        }

        this.rules[ruleConfig.key] = new Rule(ruleConfig, updateStatus.bind(this));
        //console.log('Rule', this.rules[ruleConfig.key]);
    }

    register() {
        this.ruleStatus = {};
        for (const [key, rule] of Object.entries(this.rules)) {
            rule.register();
        }
    }
}

export default DisplayManager;