@snipsonian/core/es/decorate/decorators/builder.js

Core/base reusable javascript code snippets

import isArray from '../../is/isArray';
import isUndefined from '../../is/isUndefined';
export default function builder({ initialBuildParams = {}, buildStateName = '_builder', } = {}) {
    return function decorate(target) {
        if (isArray(target)) {
            return target.map((entity) => enrichToBeBuilder(entity, { initialBuildParams, buildStateName }));
        }
        return enrichToBeBuilder(target, { initialBuildParams, buildStateName });
    };
}
function enrichToBeBuilder(target, { initialBuildParams, buildStateName }) {
    const enrichedTarget = target;
    if (isUndefined(enrichedTarget[buildStateName])) {
        enrichedTarget[buildStateName] = initialBuildParams;
    }
    else {
        Object.assign(enrichedTarget[buildStateName], initialBuildParams);
    }
    enrichedTarget.with = (key, val) => {
        enrichedTarget[buildStateName][key] = val;
        return enrichedTarget;
    };
    enrichedTarget.getBuildParam = (key) => enrichedTarget[buildStateName][key];
    enrichedTarget.build = () => enrichedTarget[buildStateName];
    return enrichedTarget;
}