import {AjaxReq} from "./OMGUtils";

// PRIVATE METHODS
const COL_ID_IDX = 1;
const COL_RESOLUTION_IDX = 7;

// MAIN CLASS
export class ModalTemplateSelector {
	constructor(modalClass) {
		let self = this;

		this.modalClass = modalClass;
		this.timer = null;
		this.AbortLoadTemplate = null;

		$(modalClass).on('hide.bs.modal', function () {
			self.AbortLoadTemplate();
			self.ClearModal();
		});
	}

	ClearModal() {
		$(`${this.modalClass} .modal-body`).html('Loading Templates...');
	}

	/**
	 * Change display of ESL labels
	 *
	 * @param arrLabels
	 * @param idTemplate
	 */
	setTemplate(arrLabels, idTemplate) {
		AjaxReq(`${BASEURL}/admin/config`, {
			method: 'POST',
			body: JSON.stringify({
				"method": "SetDisplay",
				"labels": arrLabels,
				"id": idTemplate
			})
		}).fetchPromise()
			.then(json => {
				$(`${this.modalClass}`).modal('hide');
				toastr.success(json.err);
			})
			.catch(err => toastr.error(err.url, `${err.status} (${err.statusText})`));
	}

	Open(clearCache) {
		let self = this;

		let selectedRows = $('#datatable').DataTable().rows({selected: true}).data().toArray();
		let selectedLabels = selectedRows.map(v => v[COL_ID_IDX]);
		let resolutions = selectedRows.map(v => v[COL_RESOLUTION_IDX]);

		if (selectedRows.length === 0) {
			toastr.warning('Nessuna label selezionata');
			return;
		}

		$(`${this.modalClass}`).modal('show');

		$('#spinnerloader').removeClass('d-none');

		let req = AjaxReq(`${BASEURL}/admin/config`, {
			method: 'POST',
			body: JSON.stringify({
				"method": 'TemplateSelector',
				"clearCache": clearCache,
				"resolution": resolutions
			})
		});

		this.AbortLoadTemplate = req.abort;

		req.fetchPromise()
			.then(json => {
				if (json.err === 0) {
					$(`${self.modalClass} .modal-body`).html(json.value);

					// Add onlick event to all template thumbs
					$(`${self.modalClass} a`).on('click', function () {
						self.setTemplate(selectedLabels, this.id);
					});

				} else
					toastr.error(json.value);
			})
			.catch(err => {
				if (err.name === 'AbortError')
					return;
				if (err.url !== undefined)
					toastr.error(err.url, `${err.status} (${err.statusText})`);
				else
					toastr.error(err);
			})
			.finally(function () {
				$('#spinnerloader').addClass('d-none')
			});
	}
}