iflrandevu/src/assets/js/backend_services_helper.js

378 lines
13 KiB
JavaScript

/* ----------------------------------------------------------------------------
* Easy!Appointments - Open Source Web Scheduler
*
* @package EasyAppointments
* @author A.Tselegidis <alextselegidis@gmail.com>
* @copyright Copyright (c) 2013 - 2016, Alex Tselegidis
* @license http://opensource.org/licenses/GPL-3.0 - GPLv3
* @link http://easyappointments.org
* @since v1.0.0
* ---------------------------------------------------------------------------- */
(function() {
'use strict';
/**
* ServicesHelper
*
* This class contains the methods that will be used by the "Services" tab of the page.
*
* @class ServicesHelper
*/
function ServicesHelper() {
this.filterResults = {};
};
ServicesHelper.prototype.bindEventHandlers = function() {
var instance = this;
/**
* Event: Filter Services Form "Submit"
*
* @param {jQuery.Event} event
*/
$('#filter-services form').submit(function(event) {
var key = $('#filter-services .key').val();
$('#filter-services .selected').removeClass('selected');
instance.resetForm();
instance.filter(key);
return false;
});
/**
* Event: Filter Service Cancel Button "Click"
*/
$('#filter-services .clear').click(function() {
$('#filter-services .key').val('');
instance.filter('');
instance.resetForm();
});
/**
* Event: Filter Service Row "Click"
*
* Display the selected service data to the user.
*/
$(document).on('click', '.service-row', function() {
if ($('#filter-services .filter').prop('disabled')) {
$('#filter-services .results').css('color', '#AAA');
return; // exit because we are on edit mode
}
var serviceId = $(this).attr('data-id');
var service = {};
$.each(instance.filterResults, function(index, item) {
if (item.id === serviceId) {
service = item;
return false;
}
});
instance.display(service);
$('#filter-services .selected').removeClass('selected');
$(this).addClass('selected');
$('#edit-service, #delete-service').prop('disabled', false);
});
/**
* Event: Add New Service Button "Click"
*/
$('#add-service').click(function() {
instance.resetForm();
$('#services .add-edit-delete-group').hide();
$('#services .save-cancel-group').show();
$('#services .record-details').find('input, textarea').prop('readonly', false);
$('#services .record-details').find('select').prop('disabled', false);
$('#service-duration').spinner('enable');
$('#filter-services button').prop('disabled', true);
$('#filter-services .results').css('color', '#AAA');
});
/**
* Event: Cancel Service Button "Click"
*
* Cancel add or edit of a service record.
*/
$('#cancel-service').click(function() {
var id = $('#service-id').val();
instance.resetForm();
if (id !== '') {
instance.select(id, true);
}
});
/**
* Event: Save Service Button "Click"
*/
$('#save-service').click(function() {
var service = {
name: $('#service-name').val(),
duration: $('#service-duration').val(),
price: $('#service-price').val(),
currency: $('#service-currency').val(),
description: $('#service-description').val()
};
if ($('#service-category').val() !== 'null') {
service.id_service_categories = $('#service-category').val();
} else {
service.id_service_categories = null;
}
if ($('#service-id').val() !== '') {
service.id = $('#service-id').val();
}
if (!instance.validate(service)) {
return;
}
instance.save(service);
});
/**
* Event: Edit Service Button "Click"
*/
$('#edit-service').click(function() {
$('#services .add-edit-delete-group').hide();
$('#services .save-cancel-group').show();
$('#services .record-details').find('input, textarea').prop('readonly', false);
$('#services .record-details select').prop('disabled', false);
$('#service-duration').spinner('enable');
$('#filter-services button').prop('disabled', true);
$('#filter-services .results').css('color', '#AAA');
});
/**
* Event: Delete Service Button "Click"
*/
$('#delete-service').click(function() {
var serviceId = $('#service-id').val();
var messageBtns = {};
messageBtns[EALang['delete']] = function() {
instance.delete(serviceId);
$('#message_box').dialog('close');
};
messageBtns[EALang['cancel']] = function() {
$('#message_box').dialog('close');
};
GeneralFunctions.displayMessageBox(EALang['delete_service'],
EALang['delete_record_prompt'], messageBtns);
});
};
/**
* Save service record to database.
*
* @param {Object} service Contains the service record data. If an 'id' value is provided
* then the update operation is going to be executed.
*/
ServicesHelper.prototype.save = function(service) {
var postUrl = GlobalVariables.baseUrl + '/index.php/backend_api/ajax_save_service';
var postData = {
csrfToken: GlobalVariables.csrfToken,
service: JSON.stringify(service)
};
$.post(postUrl, postData, function(response) {
if (!GeneralFunctions.handleAjaxExceptions(response)) {
return;
}
Backend.displayNotification(EALang['service_saved']);
this.resetForm();
$('#filter-services .key').val('');
this.filter('', response.id, true);
}.bind(this), 'json').fail(GeneralFunctions.ajaxFailureHandler);
};
/**
* Delete a service record from database.
*
* @param {Number} id Record ID to be deleted.
*/
ServicesHelper.prototype.delete = function(id) {
var postUrl = GlobalVariables.baseUrl + '/index.php/backend_api/ajax_delete_service';
var postData = {
csrfToken: GlobalVariables.csrfToken,
service_id: id
};
$.post(postUrl, postData, function(response) {
if (!GeneralFunctions.handleAjaxExceptions(response)) {
return;
}
Backend.displayNotification(EALang['service_deleted']);
this.resetForm();
this.filter($('#filter-services .key').val());
}.bind(this), 'json').fail(GeneralFunctions.ajaxFailureHandler);
};
/**
* Validates a service record.
*
* @param {Object} service Contains the service data.
*
* @return {Boolean} Returns the validation result.
*/
ServicesHelper.prototype.validate = function(service) {
$('#services .required').css('border', '');
try {
// validate required fields.
var missingRequired = false;
$('#services .required').each(function() {
if ($(this).val() == '' || $(this).val() == undefined) {
$(this).css('border', '2px solid red');
missingRequired = true;
}
});
if (missingRequired) {
throw EALang['fields_are_required'];
}
return true;
} catch(exc) {
return false;
}
};
/**
* Resets the service tab form back to its initial state.
*/
ServicesHelper.prototype.resetForm = function() {
$('#services .record-details').find('input, textarea').val('');
$('#service-category').val('null');
$('#services .add-edit-delete-group').show();
$('#services .save-cancel-group').hide();
$('#edit-service, #delete-service').prop('disabled', true);
$('#services .record-details').find('input, textarea').prop('readonly', true);
$('#service-category').prop('disabled', true);
$('#service-duration').spinner('disable');
$('#filter-services .selected').removeClass('selected');
$('#filter-services button').prop('disabled', false);
$('#filter-services .results').css('color', '');
};
/**
* Display a service record into the service form.
*
* @param {Object} service Contains the service record data.
*/
ServicesHelper.prototype.display = function(service) {
$('#service-id').val(service.id);
$('#service-name').val(service.name);
$('#service-duration').val(service.duration);
$('#service-price').val(service.price);
$('#service-currency').val(service.currency);
$('#service-description').val(service.description);
var categoryId = (service.id_service_categories !== null) ? service.id_service_categories : 'null';
$('#service-category').val(categoryId);
};
/**
* Filters service records depending a string key.
*
* @param {String} key This is used to filter the service records of the database.
* @param {Number} selectId Optional, if set then after the filter operation the record with this
* ID will be selected (but not displayed).
* @param {Boolean} display Optional (false), if true then the selected record will be displayed on the form.
*/
ServicesHelper.prototype.filter = function(key, selectId, display) {
display = display || false;
var postUrl = GlobalVariables.baseUrl + '/index.php/backend_api/ajax_filter_services';
var postData = {
csrfToken: GlobalVariables.csrfToken,
key: key
};
$.post(postUrl, postData, function(response) {
if (!GeneralFunctions.handleAjaxExceptions(response)) {
return;
}
this.filterResults = response;
$('#filter-services .results').data('jsp').destroy();
$('#filter-services .results').html('');
$.each(response, function(index, service) {
var html = ServicesHelper.prototype.getFilterHtml(service);
$('#filter-services .results').append(html);
});
$('#filter-services .results').jScrollPane({ mouseWheelSpeed: 70 });
if (response.length === 0) {
$('#filter-services .results').html('<em>' + EALang['no_records_found'] + '</em>');
}
if (selectId !== undefined) {
this.select(selectId, display);
}
}.bind(this), 'json').fail(GeneralFunctions.ajaxFailureHandler);
};
/**
* Get Filter HTML
*
* Get a service row HTML code that is going to be displayed on the filter results list.
*
* @param {Object} service Contains the service record data.
*
* @return {String} The HTML code that represents the record on the filter results list.
*/
ServicesHelper.prototype.getFilterHtml = function(service) {
var html =
'<div class="service-row entry" data-id="' + service.id + '">' +
'<strong>' + service.name + '</strong><br>' +
service.duration + ' min - ' +
service.price + ' ' + service.currency + '<br>' +
'</div><hr>';
return html;
};
/**
* Select a specific record from the current filter results. If the service id does not exist
* in the list then no record will be selected.
*
* @param {Number} id The record id to be selected from the filter results.
* @param {Boolean} display Optional (false), if true then the method will display the record on the form.
*/
ServicesHelper.prototype.select = function(id, display) {
display = display || false;
$('#filter-services .selected').removeClass('selected');
$('#filter-services .service-row').each(function() {
if ($(this).attr('data-id') === id) {
$(this).addClass('selected');
return false;
}
});
if (display) {
$.each(this.filterResults, function(index, service) {
if (service.id === id) {
this.display(service);
$('#edit-service, #delete-service').prop('disabled', false);
return false;
}
}.bind(this));
}
};
window.ServicesHelper = ServicesHelper;
})();