import { LightningElement, api } from "lwc";
import { normalizeToArray } from "dxUtils/normalizers";

export default class Topics extends LightningElement {
    private _topics: Array<string> = [];

    @api
    get topics() {
        return this._topics;
    }

    set topics(value) {
        this._topics = normalizeToArray(value);
    }

    get normalizedTopics() {
        const { length } = this._topics;

        return this._topics?.map((topic, index) => ({
            id: topic,
            label: topic,
            isLast: index === length - 1
        }));
    }
}