@showbridge/lib/dist/lib/triggers/regex-trigger.js

Main library for showbridge protocol router

import { get, has } from 'lodash-es';
import { logger } from '../utils/index.js';
import Trigger from './trigger.js';
class RegexTrigger extends Trigger {
    test(msg) {
        if (!has(this.params, 'patterns') || !has(this.params, 'properties')) {
            logger.error('regex: must have both patterns and properties params');
            return false;
        }
        if (this.params.patterns.length !== this.params.properties.length) {
            logger.error('trigger: regex trigger requires patterns and properties to be the same length');
            return false;
        }
        let allRegexTestsPassed = true;
        for (let i = 0; i < this.params.patterns.length; i += 1) {
            const pattern = this.params.patterns[i];
            const property = this.params.properties[i];
            const regex = new RegExp(pattern, 'g');
            const matchPropertyValue = get(msg, property);
            if (matchPropertyValue === undefined) {
                logger.error('trigger: regex is configured to look at a property that does not exist on this message.');
                // NOTE(jwetzell): bad property config = no fire and since all must match we can stop here
                allRegexTestsPassed = false;
            }
            if (!regex.test(matchPropertyValue)) {
                // NOTE(jwetzell): property value doesn't fit regex = no fire and since all must match we can stop here
                allRegexTestsPassed = false;
            }
        }
        return allRegexTestsPassed;
    }
}
export default RegexTrigger;