mirror of https://github.com/hashicorp/consul
110 lines
2.9 KiB
JavaScript
110 lines
2.9 KiB
JavaScript
import Component from '@ember/component';
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import { inject as service } from '@ember/service';
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import { set, get, computed } from '@ember/object';
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import { once } from 'consul-ui/utils/dom/event-source';
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export default Component.extend({
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tagName: '',
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service: service('data-sink/service'),
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dom: service('dom'),
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logger: service('logger'),
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onchange: function(e) {},
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onerror: function(e) {},
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state: computed('instance', 'instance.{dirtyType,isSaving}', function() {
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let id;
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const isSaving = get(this, 'instance.isSaving');
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const dirtyType = get(this, 'instance.dirtyType');
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if (typeof isSaving === 'undefined' && typeof dirtyType === 'undefined') {
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id = 'idle';
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} else {
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switch (dirtyType) {
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case 'created':
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id = isSaving ? 'creating' : 'create';
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break;
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case 'updated':
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id = isSaving ? 'updating' : 'update';
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break;
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case 'deleted':
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case undefined:
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id = isSaving ? 'removing' : 'remove';
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break;
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}
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id = `active.${id}`;
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}
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return {
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matches: name => id.indexOf(name) !== -1,
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};
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}),
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init: function() {
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this._super(...arguments);
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this._listeners = this.dom.listeners();
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},
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willDestroy: function() {
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this._super(...arguments);
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this._listeners.remove();
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},
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source: function(cb) {
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const source = once(cb);
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const error = err => {
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set(this, 'instance', undefined);
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try {
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this.onerror(err);
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this.logger.execute(err);
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} catch (err) {
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this.logger.execute(err);
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}
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};
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this._listeners.add(source, {
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message: e => {
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try {
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set(this, 'instance', undefined);
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this.onchange(e);
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} catch (err) {
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error(err);
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}
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},
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error: e => error(e),
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});
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return source;
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},
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didInsertElement: function() {
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this._super(...arguments);
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if (typeof this.data !== 'undefined' || typeof this.item !== 'undefined') {
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this.actions.open.apply(this, [this.data, this.item]);
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}
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},
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persist: function(data, instance) {
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if (typeof data !== 'undefined') {
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set(this, 'instance', this.service.prepare(this.sink, data, instance));
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} else {
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set(this, 'instance', instance);
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}
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this.source(() => this.service.persist(this.sink, this.instance));
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},
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remove: function(instance) {
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set(this, 'instance', instance);
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this.source(() => this.service.remove(this.sink, instance));
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},
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actions: {
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open: function(data, item) {
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if (item instanceof Event) {
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item = undefined;
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}
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if (typeof data === 'undefined' && typeof item === 'undefined') {
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throw new Error('You must specify data to save, or null to remove');
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}
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// potentially allow {} and "" as 'remove' flags
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if (data === null || data === '') {
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this.remove(item);
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} else {
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this.persist(data, item);
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}
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},
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},
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});
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