424 lines
14 KiB
JavaScript
424 lines
14 KiB
JavaScript
/* ----------------------------------------------------------------------------
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* Easy!Appointments - Open Source Web Scheduler
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*
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* @package EasyAppointments
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* @author A.Tselegidis <alextselegidis@gmail.com>
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* @copyright Copyright (c) Alex Tselegidis
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* @license https://opensource.org/licenses/GPL-3.0 - GPLv3
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* @link https://easyappointments.org
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* @since v1.0.0
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* ---------------------------------------------------------------------------- */
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/**
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* Services page.
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*
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* This module implements the functionality of the services page.
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*/
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App.Pages.Services = (function () {
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const $services = $('#services');
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const $name = $('#service-name');
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const $duration = $('#service-duration');
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const $price = $('#service-price');
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const $currency = $('#service-currency');
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const $category = $('#service-category');
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const $availabilitiesType = $('#service-availabilities-type');
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const $attendantsNumber = $('#service-attendants-number');
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const $location = $('#service-location');
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const $description = $('#service-description');
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const $filterServices = $('#filter-services');
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let filterResults = {};
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let filterLimit = 20;
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/**
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* Add page event listeners.
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*/
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function addEventListeners() {
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/**
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* Event: Filter Services Form "Submit"
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*
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* @param {jQuery.Event} event
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*/
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$services.on('submit', '#filter-services form', function (event) {
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event.preventDefault();
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const key = $filterServices.find('.key').val();
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$filterServices.find('.selected').removeClass('selected');
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resetForm();
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filter(key);
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});
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/**
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* Event: Filter Service Row "Click"
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*
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* Display the selected service data to the user.
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*/
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$services.on('click', '.service-row', function () {
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if ($filterServices.find('.filter').prop('disabled')) {
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$filterServices.find('.results').css('color', '#AAA');
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return; // exit because we are on edit mode
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}
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const serviceId = $(this).attr('data-id');
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const service = filterResults.find(function (filterResult) {
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return Number(filterResult.id) === Number(serviceId);
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});
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// Add dedicated provider link.
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const dedicatedUrl = App.Utils.Url.siteUrl('?service=' + encodeURIComponent(service.id));
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const $link = $('<a/>', {
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'href': dedicatedUrl,
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'html': [
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$('<span/>', {
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'class': 'fas fa-link'
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})
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]
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});
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$services.find('.record-details h3').find('a').remove().end().append($link);
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display(service);
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$filterServices.find('.selected').removeClass('selected');
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$(this).addClass('selected');
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$('#edit-service, #delete-service').prop('disabled', false);
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});
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/**
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* Event: Add New Service Button "Click"
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*/
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$services.on('click', '#add-service', function () {
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resetForm();
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$services.find('.add-edit-delete-group').hide();
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$services.find('.save-cancel-group').show();
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$services.find('.record-details').find('input, select, textarea').prop('disabled', false);
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$filterServices.find('button').prop('disabled', true);
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$filterServices.find('.results').css('color', '#AAA');
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// Default values
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$name.val('Service');
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$duration.val('30');
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$price.val('0');
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$currency.val('');
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$category.val('');
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$availabilitiesType.val('flexible');
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$attendantsNumber.val('1');
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});
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/**
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* Event: Cancel Service Button "Click"
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*
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* Cancel add or edit of a service record.
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*/
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$services.on('click', '#cancel-service', function () {
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const id = $id.val();
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resetForm();
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if (id !== '') {
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select(id, true);
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}
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});
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/**
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* Event: Save Service Button "Click"
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*/
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$services.on('click', '#save-service', function () {
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const service = {
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name: $name.val(),
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duration: $duration.val(),
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price: $price.val(),
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currency: $currency.val(),
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description: $description.val(),
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location: $location.val(),
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availabilities_type: $availabilitiesType.val(),
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attendants_number: $attendantsNumber.val(),
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id_categories: $category.val() || null
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};
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if ($id.val() !== '') {
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service.id = $id.val();
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}
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if (!validate()) {
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return;
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}
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save(service);
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});
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/**
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* Event: Edit Service Button "Click"
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*/
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$services.on('click', '#edit-service', function () {
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$services.find('.add-edit-delete-group').hide();
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$services.find('.save-cancel-group').show();
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$services.find('.record-details').find('input, select, textarea').prop('disabled', false);
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$filterServices.find('button').prop('disabled', true);
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$filterServices.find('.results').css('color', '#AAA');
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});
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/**
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* Event: Delete Service Button "Click"
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*/
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$services.on('click', '#delete-service', function () {
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const serviceId = $id.val();
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const buttons = [
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{
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text: App.Lang.cancel,
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click: () => {
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$('#message-box').dialog('close');
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}
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},
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{
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text: App.Lang.delete,
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click: () => {
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remove(serviceId);
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$('#message-box').dialog('close');
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}
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}
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];
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App.Utils.Message.show(App.Lang.delete_service, App.Lang.delete_record_prompt, buttons);
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});
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}
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/**
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* Save service record to database.
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*
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* @param {Object} service Contains the service record data. If an 'id' value is provided
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* then the update operation is going to be executed.
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*/
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function save(service) {
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App.Http.Services.save(service).then((response) => {
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App.Layouts.Backend.displayNotification(App.Lang.service_saved);
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resetForm();
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$filterServices.find('.key').val('');
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filter('', response.id, true);
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});
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}
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/**
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* Delete a service record from database.
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*
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* @param {Number} id Record ID to be deleted.
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*/
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function remove(id) {
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App.Http.Services.destroy(id).then(() => {
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App.Layouts.Backend.displayNotification(App.Lang.service_deleted);
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resetForm();
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filter($filterServices.find('.key').val());
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});
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}
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/**
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* Validates a service record.
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*
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* @return {Boolean} Returns the validation result.
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*/
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function validate() {
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$services.find('.is-invalid').removeClass('is-invalid');
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$services.find('.form-message').removeClass('alert-danger').hide();
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try {
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// Validate required fields.
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let missingRequired = false;
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$services.find('.required').each((index, requiredField) => {
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if (!$(requiredField).val()) {
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$(requiredField).addClass('is-invalid');
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missingRequired = true;
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}
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});
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if (missingRequired) {
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throw new Error(App.Lang.fields_are_required);
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}
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// Validate the duration.
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if (Number($duration.val()) < 5) {
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$duration.addClass('is-invalid');
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throw new Error(App.Lang.invalid_duration);
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}
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return true;
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} catch (error) {
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$services.find('.form-message').addClass('alert-danger').text(error.message).show();
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return false;
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}
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}
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/**
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* Resets the service tab form back to its initial state.
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*/
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function resetForm() {
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$filterServices.find('.selected').removeClass('selected');
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$filterServices.find('button').prop('disabled', false);
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$filterServices.find('.results').css('color', '');
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$services.find('.record-details').find('input, select, textarea').val('').prop('disabled', true);
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$services.find('.record-details h3 a').remove();
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$services.find('.add-edit-delete-group').show();
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$services.find('.save-cancel-group').hide();
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$('#edit-service, #delete-service').prop('disabled', true);
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$services.find('.record-details .is-invalid').removeClass('is-invalid');
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$services.find('.record-details .form-message').hide();
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}
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/**
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* Display a service record into the service form.
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*
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* @param {Object} service Contains the service record data.
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*/
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function display(service) {
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$id.val(service.id);
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$name.val(service.name);
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$duration.val(service.duration);
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$price.val(service.price);
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$currency.val(service.currency);
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$description.val(service.description);
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$location.val(service.location);
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$availabilitiesType.val(service.availabilities_type);
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$attendantsNumber.val(service.attendants_number);
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const categoryId = service.id_categories !== null ? service.id_categories : '';
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$category.val(categoryId);
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}
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/**
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* Filters service records depending a string keyword.
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*
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* @param {String} keyword This is used to filter the service records of the database.
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* @param {Number} selectId Optional, if set then after the filter operation the record with this
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* ID will be selected (but not displayed).
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* @param {Boolean} show Optional (false), if true then the selected record will be displayed on the form.
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*/
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function filter(keyword, selectId = null, show = false) {
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App.Http.Services.search(keyword, filterLimit).then((response) => {
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filterResults = response;
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$filterServices.find('.results').empty();
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response.forEach((service) => {
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$filterServices.find('.results').append(getFilterHtml(service)).append($('<hr/>'));
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});
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if (response.length === 0) {
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$filterServices.find('.results').append(
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$('<em/>', {
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'text': App.Lang.no_records_found
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})
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);
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} else if (response.length === filterLimit) {
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$('<button/>', {
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'type': 'button',
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'class': 'btn btn-outline-secondary w-100 load-more text-center',
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'text': App.Lang.load_more,
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'click': () => {
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filterLimit += 20;
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filter(keyword, selectId, show);
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}
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}).appendTo('#filter-services .results');
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}
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if (selectId) {
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select(selectId, show);
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}
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});
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}
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/**
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* Get Filter HTML
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*
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* Get a service row HTML code that is going to be displayed on the filter results list.
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*
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* @param {Object} service Contains the service record data.
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*
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* @return {String} The HTML code that represents the record on the filter results list.
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*/
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function getFilterHtml(service) {
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const name = service.name;
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const info = service.duration + ' min - ' + service.price + ' ' + service.currency;
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return $('<div/>', {
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'class': 'service-row entry',
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'data-id': service.id,
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'html': [
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$('<strong/>', {
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'text': name
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}),
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$('<br/>'),
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$('<span/>', {
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'text': info
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}),
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$('<br/>')
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]
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});
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}
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/**
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* Select a specific record from the current filter results. If the service id does not exist
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* in the list then no record will be selected.
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*
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* @param {Number} id The record id to be selected from the filter results.
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* @param {Boolean} show Optional (false), if true then the method will display the record on the form.
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*/
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function select(id, show = false) {
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$filterServices.find('.selected').removeClass('selected');
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$filterServices.find('.service-row[data-id="' + id + '"]').addClass('selected');
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if (show) {
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const service = filterResults.find(function (filterResult) {
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return Number(filterResult.id) === Number(id);
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});
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display(service);
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$('#edit-service, #delete-service').prop('disabled', false);
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}
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}
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/**
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* Update the service category list box.
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*
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* Use this method every time a change is made to the service categories db table.
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*/
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function updateAvailableCategories() {
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App.Http.Categories.search('', 999).then((response) => {
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var $select = $('#service-category');
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$select.empty();
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response.forEach((category) => {
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$select.append(new Option(category.name, category.id));
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});
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$select.append(new Option('- ' + App.Lang.no_category + ' -', '')).val('');
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});
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}
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/**
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* Initialize the module.
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*/
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function initialize() {
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resetForm();
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filter('');
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addEventListeners();
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updateAvailableCategories();
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}
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document.addEventListener('DOMContentLoaded', initialize);
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return {
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filter,
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save,
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remove,
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getFilterHtml,
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resetForm,
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select
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};
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})();
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