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var OKRestEndpoint = require('okrest');
/**
* Creates an OKResource types
* Takes a resource name and a spec defining the resources attributes.
*/
function createResourceClass(options) {
options = options || {};
if (!options.type)
throw new Error('No resource type provided to OKResource')
if (!options.schema)
throw new Error('No schema provided to OKResource');
var type = options.type;
var schema = options.schema;
// All resources have the same default CRUD endpoint
var viewClass = options.endpoint || OKRestEndpoint;
// Id determines specific resource referenced.
// Defaults to set of all resources of this type.
var id = options.id || '*';
if (viewClass !== OKRestEndpoint && !(viewClass instanceof OKRestEndpoint))
throw new Error('Resource view not descendent of OKRestEndpoint');
/**
* OKResource!
*/
function OKResource(options) {
if (!(this instanceof OKResource)) return new OKResource(options);
if (!options.db)
throw new Error('No DB provided to OKResource');
options = options || {};
this._db = options.db;
this._schema = schema;
Object.defineProperty(this, 'type', {
value: type,
writable: false
});
}
/**
* Returns the resource's CRUD view
* This allows us to specify custom views per resource if need be
*/
OKResource.prototype.view = function(options) {
return viewClass(this, options);
};
OKResource.prototype.assertValid = function(data) {
this._schema.assertValid(data);
}
// Expose the resource type on the class constructor
Object.defineProperty(OKResource, 'type', {
value: type,
writable: false
});
return OKResource;
}
module.exports = createResourceClass;
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