34 lines
922 B
JavaScript
34 lines
922 B
JavaScript
import Rx from 'rx';
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import debugFactory from 'debug';
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const debug = debugFactory('fcc:rxUtils');
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export function saveInstance(instance) {
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return new Rx.Observable.create(function(observer) {
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if (!instance || typeof instance.save !== 'function') {
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debug('no instance or save method');
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observer.onNext();
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return observer.onCompleted();
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}
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return instance.save(function(err, savedInstance) {
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if (err) {
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return observer.onError(err);
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}
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debug('instance saved');
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observer.onNext(savedInstance);
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return observer.onCompleted();
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});
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});
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}
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// alias saveInstance
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export const saveUser = saveInstance;
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export function observeQuery(Model, method, query) {
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return Rx.Observable.fromNodeCallback(Model[method], Model)(query);
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}
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export function observeMethod(context, methodName) {
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return Rx.Observable.fromNodeCallback(context[methodName], context);
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}
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