import applyProps from '../lib/applyProps.js';
import LinkResolve from '../../links/linkTypes/linkResolve.js';
import storeHypernovaResults from './storeHypernovaResults.js';
import assembler from './assembler.js';
import logger from './logger.js';

function hypernova(collectionNode, userId, debug) {
    _.each(collectionNode.collectionNodes, childCollectionNode => {
        let {filters, options} = applyProps(childCollectionNode);

        if (childCollectionNode.linker.isResolver()) {
            logger(debug, `[Resolving] ${collectionNode._name} -> ${childCollectionNode.linkName}`, () => {
                _.each(collectionNode.results, result => {
                    const accessor = childCollectionNode.linker.createLink(result);
                    result[childCollectionNode.linkName] = accessor.find(filters, options);
                });

                logger.log(debug, `[Resolved] ${childCollectionNode.getName()}: ${collectionNode.results.length} results`)
            });
        } else {
            logger(debug,
                `[Fetch and Assembly] ${collectionNode.getName()} -> ${childCollectionNode.linkName}`, () => {
                storeHypernovaResults(childCollectionNode, userId, debug);

                logger.log(debug, `[Fetch and Assembly] ${childCollectionNode.getName()}: ${childCollectionNode.results.length} results`)
            });

            hypernova(childCollectionNode, userId, debug);
        }
    });
}

export default function hypernovaInit(collectionNode, userId, debug) {
    let {filters, options} = applyProps(collectionNode);

    const collection = collectionNode.collection;

    logger(debug, `[Fetch] ${collection._name}`, () => {
        collectionNode.results = collection.find(filters, options, userId).fetch();
        logger.log(debug, `[Fetch] ${collectionNode.getName()}: ${collectionNode.results.length} results`)
    });

    hypernova(collectionNode, userId, debug);

    return collectionNode.results;
}