'use strict';

/**

* Import tutorial into DB

* @type {TutorialImporter|exports}

*/

var TutorialImporter = require('../tutorialImporter');

var co = require('co');

var fs = require('fs');

var path = require('path');

var log = require('log')();

module.exports = function(options) {

return function() {

var args = require('yargs')

.usage("Path to tutorial root is required.")

.demand(['root'])

.argv;

var root = fs.realpathSync(args.root);

var importer = new TutorialImporter({

root: root

});

return co(function* () {

yield* importer.destroyAll();

var subRoots = fs.readdirSync(root);

for (var i = 0; i < subRoots.length; i++) {

var subRoot = subRoots[i];

if (!parseInt(subRoot)) continue;

yield* importer.sync(path.join(root, subRoot));

}

yield* importer.generateCaches();

log.info("DONE");

});

};

};