/**
* Backend Customers javasript namespace. Contains the main functionality
* of the backend customers page. If you need to use this namespace in a
* different page, do not bind the default event handlers during initialization.
*
* @namespace BackendCustomers
*/
var BackendCustomers = {
/**
* The page helper contains methods that implement each record type functionality
* (for now there is only the CustomersHelper).
*
* @type {object{
*/
helper: {},
/**
* This method initializes the backend customers page. If you use this namespace
* in a different page do not use this method.
*
* @param {bool} defaultEventHandlers (OPTIONAL = false) Whether to bind the default
* event handlers or not.
*/
initialize: function(defaultEventHandlers) {
if (defaultEventHandlers == undefined) defaultEventHandlers = false;
BackendCustomers.helper = new CustomersHelper();
BackendCustomers.helper.resetForm();
BackendCustomers.helper.filter('');
$('#filter-customers .results').jScrollPane();
$('#customer-appointments').jScrollPane();
if (defaultEventHandlers) {
BackendCustomers.bindEventHandlers();
}
},
/**
* Default event handlers declaration for backend customers page.
*/
bindEventHandlers: function() {
CustomersHelper.prototype.bindEventHandlers();
}
};
/**
* This class contains the methods that are used in the backend customers page.
*
* @class CustomersHelper
*/
var CustomersHelper = function() {
this.filterResults = {};
};
/**
* Binds the default event handlers of the backend customers page.
*/
CustomersHelper.prototype.bindEventHandlers = function() {
/**
* Event: Filter Customers Form "Submit"
*/
$('#filter-customers form').submit(function() {
event.preventDefault();
var key = $('#filter-customers .key').val();
$('#filter-customers .selected-row').removeClass('selected-row');
BackendCustomers.helper.resetForm();
BackendCustomers.helper.filter(key);
});
/**
* Event: Filter Customers Clear Button "Click"
*/
$('#filter-customers .clear').click(function() {
$('#filter-customers .key').val('');
BackendCustomers.helper.filter('');
});
/**
* Event: Customer Row "Click"
*
* Display the customer data of the selected row.
*/
$(document).on('click', '.customer-row', function() {
if ($('#filter-customers .filter').prop('disabled')) {
return; // Do nothing when user edits a customer record.
}
var customerId = $(this).attr('data-id');
var customer = {};
$.each(BackendCustomers.helper.filterResults, function(index, item) {
if (item.id == customerId) {
customer = item;
return false;
}
});
BackendCustomers.helper.display(customer);
$('#filter-customers .selected-row').removeClass('selected-row');
$(this).addClass('selected-row');
$('#edit-customer, #delete-customer').prop('disabled', false);
});
/**
* Event: Appointment Row "Click"
*
* Display appointment data of the selected row.
*/
$(document).on('click', '.appointment-row', function() {
$('#customer-appointments .selected-row').removeClass('selected-row');
$(this).addClass('selected-row');
var customerId = $('#filter-customers .selected-row').attr('data-id');
var appointmentId = $(this).attr('data-id');
var appointment = {};
$.each(BackendCustomers.helper.filterResults, function(index, c) {
if (c.id === customerId) {
$.each(c.appointments, function(index, a) {
if (a.id == appointmentId) {
appointment = a;
return false;
}
});
return false;
}
});
BackendCustomers.helper.displayAppointment(appointment);
});
/**
* Event: Add Customer Button "Click"
*/
$('#add-customer').click(function() {
BackendCustomers.helper.resetForm();
$('#add-edit-delete-group').hide();
$('#save-cancel-group').show();
$('.details').find('input, textarea').prop('readonly', false);
$('#filter-customers button').prop('disabled', true);
$('#filter-customers .results').css('color', '#AAA');
});
/**
* Event: Edit Customer Button "Click"
*/
$('#edit-customer').click(function() {
$('.details').find('input, textarea').prop('readonly', false);
$('#add-edit-delete-group').hide();
$('#save-cancel-group').show();
$('#filter-customers button').prop('disabled', true);
$('#filter-customers .results').css('color', '#AAA');
});
/**
* Event: Cancel Customer Add/Edit Operation Button "Click"
*/
$('#cancel-customer').click(function() {
var id = $('#customer-id').val();
BackendCustomers.helper.resetForm();
if (id != '') {
BackendCustomers.helper.select(id, true);
}
});
/**
* Event: Save Add/Edit Customer Operation "Click"
*/
$('#save-customer').click(function() {
var customer = {
'first_name': $('#first-name').val(),
'last_name': $('#last-name').val(),
'email': $('#email').val(),
'phone_number': $('#phone-number').val(),
'address': $('#address').val(),
'city': $('#city').val(),
'zip_code': $('#zip-code').val(),
'notes': $('#notes').val()
};
if ($('#customer-id').val() != '') {
customer.id = $('#customer-id').val();
}
if (!BackendCustomers.helper.validate(customer)) return;
BackendCustomers.helper.save(customer);
});
/**
* Event: Delete Customer Button "Click"
*/
$('#delete-customer').click(function() {
var customerId = $('#customer-id').val();
var messageBtns = {
'Delete': function() {
BackendCustomers.helper.delete(customerId);
$('#message_box').dialog('close');
},
'Cancel': function() {
$('#message_box').dialog('close');
}
};
GeneralFunctions.displayMessageBox('Delete Customer', 'Are you sure that you want '
+ 'to delete this customer? This action cannot be undone.', messageBtns);
});
};
/**
* Save a customer record to the database (via ajax post).
*
* @param {object} customer Contains the customer data.
*/
CustomersHelper.prototype.save = function(customer) {
var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_save_customer';
var postData = { 'customer': JSON.stringify(customer) };
$.post(postUrl, postData, function(response) {
///////////////////////////////////////////////////////////
console.log('Save Customer Response:', response);
///////////////////////////////////////////////////////////
if (!GeneralFunctions.handleAjaxExceptions(response)) return;
Backend.displayNotification('Customer saved successfully!');
BackendCustomers.helper.resetForm();
$('#filter-customers .key').val('');
BackendCustomers.helper.filter('', response.id, true);
}, 'json');
};
/**
* Delete a customer record from database.
*
* @param {numeric} id Record id to be deleted.
*/
CustomersHelper.prototype.delete = function(id) {
var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_delete_customer';
var postData = { 'customer_id': id };
$.post(postUrl, postData, function(response) {
////////////////////////////////////////////////////
//console.log('Delete customer response:', response);
////////////////////////////////////////////////////
if (!GeneralFunctions.handleAjaxExceptions(response)) return;
Backend.displayNotification('Customer deleted successfully!');
BackendCustomers.helper.resetForm();
BackendCustomers.helper.filter($('#filter-customers .key').val());
}, 'json');
};
/**
* Validate customer data before save (insert or update).
*
* @param {object} customer Contains the customer data.
*/
CustomersHelper.prototype.validate = function(customer) {
$('#form-message').hide();
$('.required').css('border', '');
try {
// Validate required fields.
var missingRequired = false;
$('.required').each(function() {
if ($(this).val() == '') {
$(this).css('border', '2px solid red');
missingRequired = true;
}
});
if (missingRequired) {
throw 'Fields with * are required!';
}
// Validate email address.
if (!GeneralFunctions.validateEmail($('#email').val())) {
$('#email').css('border', '2px solid red');
throw 'Invalid email address!';
}
return true;
} catch(exc) {
$('#form-message').text(exc).show();
return false;
}
};
/**
* Bring the customer form back to its initial state.
*/
CustomersHelper.prototype.resetForm = function() {
$('.details').find('input, textarea').val('');
$('.details').find('input, textarea').prop('readonly', true);
$('#customer-appointments').html('');
$('#appointment-details').html('');
$('#edit-customer, #delete-customer').prop('disabled', true);
$('#add-edit-delete-group').show();
$('#save-cancel-group').hide();
$('.details .required').css('border', '');
$('.details #form-message').hide();
$('#filter-customers button').prop('disabled', false);
$('#filter-customers .selected-row').removeClass('selected-row');
$('#filter-customers .results').css('color', '');
};
/**
* Display a customer record into the form.
*
* @param {object} customer Contains the customer record data.
*/
CustomersHelper.prototype.display = function(customer) {
$('#customer-id').val(customer.id);
$('#first-name').val(customer.first_name);
$('#last-name').val(customer.last_name);
$('#email').val(customer.email);
$('#phone-number').val(customer.phone_number);
$('#address').val(customer.address);
$('#city').val(customer.city);
$('#zip-code').val(customer.zip_code);
$('#notes').val(customer.notes);
$('#customer-appointments').data('jsp').destroy();
$('#customer-appointments').empty();
$.each(customer.appointments, function(index, appointment) {
var start = Date.parse(appointment.start_datetime).toString('dd/MM/yyyy HH:mm');
var end = Date.parse(appointment.end_datetime).toString('dd/MM/yyyy HH:mm');
var html =
'<div class="appointment-row" data-id="' + appointment.id + '">' +
start + ' - ' + end + '<br>' +
appointment.service.name + ', ' +
appointment.provider.first_name + ' ' + appointment.provider.last_name +
'</div>';
$('#customer-appointments').append(html);
});
$('#customer-appointments').jScrollPane({ mouseWheelSpeed: 70 });
$('#appointment-details').empty();
};
/**
* Filter customer records.
*
* @param {string} key This key string is used to filter the customer records.
* @param {numeric} selectId (OPTIONAL = undefined) If set then after the filter
* operation the record with the given id will be selected (but not displayed).
* @param {bool} display (OPTIONAL = false) If true then the selected record will
* be displayed on the form.
*/
CustomersHelper.prototype.filter = function(key, selectId, display) {
if (display == undefined) display = false;
var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_filter_customers';
var postData = { 'key': key };
$.post(postUrl, postData, function(response) {
///////////////////////////////////////////////////////
console.log('Filter Customers Response:', response);
///////////////////////////////////////////////////////
if (!GeneralFunctions.handleAjaxExceptions(response)) return;
BackendCustomers.helper.filterResults = response;
$('#filter-customers .results').data('jsp').destroy();
$('#filter-customers .results').html('');
$.each(response, function(index, customer) {
var html = BackendCustomers.helper.getFilterHtml(customer);
$('#filter-customers .results').append(html);
});
$('#filter-customers .results').jScrollPane({ mouseWheelSpeed: 70 });
if (response.length == 0) {
$('#filter-customers .results').html('<em>No records found...</em>');
}
if (selectId != undefined) {
BackendCustomers.helper.select(selectId, display);
}
}, 'json');
};
/**
* Get the filter results row html code.
*
* @param {object} customer Contains the customer data.
* @return {string} Returns the record html code.
*/
CustomersHelper.prototype.getFilterHtml = function(customer) {
var html =
'<div class="customer-row" data-id="' + customer.id + '">' +
'<strong>' +
customer.first_name + ' ' + customer.last_name +
'</strong><br>' +
'<span>' + customer.email + '</span> | ' +
'<span>' + customer.phone_number + '</span>' +
'</div><hr>';
return html;
};
/**
* Select a specific record from the current filter results. If the customer id does not exist
* in the list then no record will be selected.
*
* @param {numeric} id The record id to be selected from the filter results.
* @param {bool} display (OPTIONAL = false) If true then the method will display the record
* on the form.
*
* @task The selected row must always be visible (even if a vertical scroll bar is used to
* navigate through the filter results).
*/
CustomersHelper.prototype.select = function(id, display) {
if (display == undefined) display = false;
$('#filter-customers .selected-row').removeClass('selected-row');
$('#filter-customers .customer-row').each(function() {
if ($(this).attr('data-id') == id) {
$(this).addClass('selected-row');
return false;
}
});
if (display) {
$.each(BackendCustomers.helper.filterResults, function(index, customer) {
if (customer.id == id) {
BackendCustomers.helper.display(customer);
$('#edit-customer, #delete-customer').prop('disabled', false);
return false;
}
});
}
};
/**
* Display appointment details on customers backend page.
*
* @param {object} appointment Appointment data
*/
CustomersHelper.prototype.displayAppointment = function(appointment) {
var start = Date.parse(appointment.start_datetime).toString('dd/MM/yyyy HH:mm');
var end = Date.parse(appointment.end_datetime).toString('dd/MM/yyyy HH:mm');
var html =
'<div>' +
'<strong>' + appointment.service.name + '</strong><br>' +
appointment.provider.first_name + ' ' + appointment.provider.last_name + '<br>' +
start + ' - ' + end + '<br>' +
'</div>';
$('#appointment-details').html(html);
};