74dbc71c84
You can potentially close an EventSource before its first tick by immediately setting the readyState to a non-open state. Therefore it never opens. Calling `open` will then open it. 'Open' fits better than 'reopen' when taking the above into account
57 lines
1.9 KiB
JavaScript
57 lines
1.9 KiB
JavaScript
import { get, set } from '@ember/object';
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export default function(ObjProxy, ArrProxy, createListeners) {
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return function(source, data = []) {
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let Proxy = ObjProxy;
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// TODO: Why are these two separate?
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// And when is data ever a string?
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if (typeof data !== 'string' && typeof get(data, 'length') !== 'undefined') {
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data = data.filter(function(item) {
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return !get(item, 'isDestroyed') && !get(item, 'isDeleted') && get(item, 'isLoaded');
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});
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}
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if (typeof data !== 'string' && typeof get(data, 'length') !== 'undefined') {
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Proxy = ArrProxy;
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}
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const proxy = Proxy.create({
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content: data,
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closed: false,
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error: null,
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init: function() {
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this.listeners = createListeners();
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this.listeners.add(source, 'message', e => set(this, 'content', e.data));
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this.listeners.add(source, 'open', () => set(this, 'closed', false));
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this.listeners.add(source, 'close', () => set(this, 'closed', true));
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this.listeners.add(source, 'error', e => set(this, 'error', e.error));
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},
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configuration: source.configuration,
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addEventListener: function(type, handler) {
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// Force use of computed for messages
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// Temporarily disable this restriction
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// if (type !== 'message') {
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this.listeners.add(source, type, handler);
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// }
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},
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getCurrentEvent: function() {
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return source.getCurrentEvent(...arguments);
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},
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removeEventListener: function() {
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return source.removeEventListener(...arguments);
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},
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dispatchEvent: function() {
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return source.dispatchEvent(...arguments);
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},
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close: function() {
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return source.close(...arguments);
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},
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open: function() {
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return source.open(...arguments);
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},
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willDestroy: function() {
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this.listeners.remove();
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},
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});
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return proxy;
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};
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}
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