gerard2p/koaton-cli

import { sync as glob } from 'glob';

const hasChanged = function (oldbranch, newbranch) {
        if (oldbranch === undefined || newbranch === undefined) {
            return true;
        }
        for (const file of newbranch) {
            if (!oldbranch.content.indexOf(file) === -1) {
                return true;
            }
        }
        for (const file of oldbranch) {
            if (newbranch.content.indexOf(file) === -1) {
                return true;
            }
        }
        return false;
    },
    findDiferences = function findDiferences (source, target) {
        let diff = [];
        for (const file in source) {
            if (target.indexOf(source[file]) === -1) {
                diff = diff.concat(glob(source[file]));
            }
        }
        return diff;
    },
    getDiferences = function (...args) {
        let [oldbranch, newbranch] = args;
        let isnew = oldbranch === undefined;
        let deleted = newbranch === undefined;
        oldbranch = oldbranch || {content: []};
        newbranch = newbranch || {content: []};
        let added = findDiferences(newbranch.content, oldbranch.content),
            removed = findDiferences(oldbranch.content, newbranch.content);
        return {
            deleted: deleted,
            isnew: isnew,
            added: added.filter((file) => {
                return removed.indexOf(file) === -1;
            }),
            removed: removed.filter((file) => {
                return added.indexOf(file) === -1;
            })
        };
    };

export { hasChanged, findDiferences, getDiferences };