59 lines
1.4 KiB
JavaScript
59 lines
1.4 KiB
JavaScript
/**
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* Copyright (c) HashiCorp, Inc.
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* SPDX-License-Identifier: MPL-2.0
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*/
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import Component from '@ember/component';
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export default Component.extend({
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onDataUpdate: () => {},
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listLength: 0,
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listData: null,
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init() {
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this._super(...arguments);
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let num = this.listLength;
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if (num) {
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num = parseInt(num, 10);
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}
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const list = this.newList(num);
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this.set('listData', list);
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},
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didReceiveAttrs() {
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this._super(...arguments);
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let list;
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if (!this.listLength) {
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this.set('listData', []);
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return;
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}
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// no update needed
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if (this.listData.length === this.listLength) {
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return;
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}
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if (this.listLength < this.listData.length) {
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// shorten the current list
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list = this.listData.slice(0, this.listLength);
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} else if (this.listLength > this.listData.length) {
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// add to the current list by creating a new list and copying over existing list
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list = [...this.listData, ...this.newList(this.listLength - this.listData.length)];
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}
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this.set('listData', list || this.listData);
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this.onDataUpdate((list || this.listData).compact().map((k) => k.value));
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},
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newList(length) {
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return Array(length || 0)
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.fill(null)
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.map(() => ({ value: '' }));
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},
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actions: {
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setKey(index, key) {
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const { listData } = this;
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listData.splice(index, 1, key);
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this.onDataUpdate(listData.compact().map((k) => k.value));
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},
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},
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});
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