resources-subject.js
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resources-subject.js
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	var Sealious = require("sealious");

	var ResourceTypeCollection = require("../subject-types/resource-type-collection-subject.js");

	var ResourcesSubject = function(){

	this.resource_collections = null;

	this._initialize_resource_collections = function(){
	this.resource_collections = {};
	var resource_types = Sealious.ChipManager.get_chips_by_type("resource_type");
	for (var resource_type_name in resource_types){
	resource_type = resource_types[resource_type_name];
	this.resource_collections[resource_type_name] = new ResourceTypeCollection(resource_type);
	}
	}

	this.get_child_subject = function(key){
	if (this.resource_collections === null \|\| this.resource_collections[key] === undefined){
	this._initialize_resource_collections();
	}
	if (this.resource_collections[key] === undefined){
	throw new Sealious.Errors.BadSubjectPath(`Unknown resource type: '${key}'.`);
	}
	return Promise.resolve(this.resource_collections[key]);
	}

	this.perform_action = function(context, action_name, arguments){
	throw new Sealious.Errors.BadSubjecAction("This subject does not provide any actions.");
	}
	}

	ResourcesSubject.prototype = Object.create(Sealious.Subject.prototype)

	module.exports = new ResourcesSubject();