map-reduce.js
No OneTemporary
Actions

Size

672 B

Referenced Files

None

Subscribers

None

map-reduce.js
View Options

	const Promise = require("bluebird");

	module.exports = function(App){
	return {
	name: "map-reduce",
	calculate: function(context, params, item){
	const action_arguments = [
	context,
	params.source.subject_path,
	params.source.action_name,
	params.source.params,
	].map(function(element){
	if(element instanceof Function){
	return element(context, params, item);
	}else{
	return element;
	}
	});
	return Promise.all(action_arguments)
	.then(function(fulfilled_action_arguments){
	return App.run_action.apply(App, fulfilled_action_arguments);
	})
	.map(params.map)
	.reduce(params.reduce[0], params.reduce[1]);
	}
	};
	};