393 lines
14 KiB
JavaScript
393 lines
14 KiB
JavaScript
/**
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* This class contains the Admins helper class declaration, along with the "Admins" tab
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* event handlers. By deviding the backend/users tab functionality into separate files
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* it is easier to maintain the code.
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*
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* @class AdminsHelper
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*/
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var AdminsHelper = function() {
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this.filterResults = {}; // Store the results for later use.
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};
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/**
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* Bind the event handlers for the backend/users "Admins" tab.
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*/
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AdminsHelper.prototype.bindEventHandlers = function() {
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/**
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* Event: Filter Admins Form "Sumbit"
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*
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* Filter the admin records with the given key string.
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*/
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$('#filter-admins form').submit(function() {
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event.preventDefault();
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var key = $('#filter-admins .key').val();
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$('#filter-admins .selected-row').removeClass('selected-row');
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BackendUsers.helper.resetForm();
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BackendUsers.helper.filter(key);
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});
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/**
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* Event: Clear Filter Results Button "Click"
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*/
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$('#filter-admins .clear').click(function() {
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BackendUsers.helper.filter('');
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$('#filter-admins .key').val('');
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});
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/**
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* Event: Filter Admin Row "Click"
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*
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* Display the selected admin data to the user.
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*/
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$(document).on('click', '.admin-row', function() {
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if ($('#filter-admins .filter').prop('disabled')) {
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$('#filter-admins .results').css('color', '#AAA');
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return; // exit because we are currently on edit mode
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}
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var adminId = $(this).attr('data-id');
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var admin = {};
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$.each(BackendUsers.helper.filterResults, function(index, item) {
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if (item.id === adminId) {
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admin = item;
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return false;
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}
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});
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BackendUsers.helper.display(admin);
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$('#filter-admins .selected-row').removeClass('selected-row');
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$(this).addClass('selected-row');
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$('#edit-admin, #delete-admin').prop('disabled', false);
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});
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/**
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* Event: Add New Admin Button "Click"
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*/
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$('#add-admin').click(function() {
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BackendUsers.helper.resetForm();
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$('#admins .add-edit-delete-group').hide();
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$('#admins .save-cancel-group').show();
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$('#admins .details').find('input, textarea').prop('readonly', false);
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$('#admin-password, #admin-password-confirm').addClass('required');
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$('#admin-notifications').prop('disabled', false);
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$('#filter-admins button').prop('disabled', true);
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$('#filter-admins .results').css('color', '#AAA');
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});
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/**
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* Event: Edit Admin Button "Click"
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*/
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$('#edit-admin').click(function() {
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$('#admins .add-edit-delete-group').hide();
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$('#admins .save-cancel-group').show();
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$('#admins .details').find('input, textarea').prop('readonly', false);
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$('#admin-password, #admin-password-confirm').removeClass('required');
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$('#admin-notifications').prop('disabled', false);
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$('#filter-admins .filter').prop('disabled', true);
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$('#filter-admins .results').css('color', '#AAA');
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});
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/**
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* Event: Delete Admin Button "Click"
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*/
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$('#delete-admin').click(function() {
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var adminId = $('#admin-id').val();
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var messageBtns = {
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'Delete': function() {
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BackendUsers.helper.delete(adminId);
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$('#message_box').dialog('close');
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},
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'Cancel': function() {
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$('#message_box').dialog('close');
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}
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};
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GeneralFunctions.displayMessageBox('Delete Admin', 'Are you sure that you want '
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+ 'to delete this record? This action cannot be undone.', messageBtns);
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});
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/**
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* Event: Save Admin Button "Click"
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*/
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$('#save-admin').click(function() {
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var admin = {
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'first_name': $('#admin-first-name').val(),
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'last_name': $('#admin-last-name').val(),
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'email': $('#admin-email').val(),
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'mobile_number': $('#admin-mobile-number').val(),
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'phone_number': $('#admin-phone-number').val(),
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'address': $('#admin-address').val(),
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'city': $('#admin-city').val(),
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'state': $('#admin-state').val(),
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'zip_code': $('#admin-zip-code').val(),
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'notes': $('#admin-notes').val(),
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'settings': {
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'username': $('#admin-username').val(),
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'notifications': $('#admin-notifications').hasClass('active')
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}
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};
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// Include password if changed.
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if ($('#admin-password').val() !== '') {
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admin.settings.password = $('#admin-password').val();
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}
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// Include id if changed.
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if ($('#admin-id').val() !== '') {
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admin.id = $('#admin-id').val();
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}
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if (!BackendUsers.helper.validate(admin)) return;
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BackendUsers.helper.save(admin);
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});
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/**
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* Event: Cancel Admin Button "Click"
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*
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* Cancel add or edit of an admin record.
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*/
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$('#cancel-admin').click(function() {
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var id = $('#admin-id').val();
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BackendUsers.helper.resetForm();
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if (id != '') {
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BackendUsers.helper.select(id, true);
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}
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});
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};
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/**
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* Save admin record to database.
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*
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* @param {object} admin Contains the admin record data. If an 'id' value is provided
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* then the update operation is going to be executed.
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*/
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AdminsHelper.prototype.save = function(admin) {
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////////////////////////////////////////////
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//console.log('Admin data to save:', admin);
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////////////////////////////////////////////
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var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_save_admin';
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var postData = { 'admin': JSON.stringify(admin) };
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$.post(postUrl, postData, function(response) {
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////////////////////////////////////////////////
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//console.log('Save Admin Response:', response);
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////////////////////////////////////////////////
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if (!GeneralFunctions.handleAjaxExceptions(response)) return;
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Backend.displayNotification('Admin saved successfully!');
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BackendUsers.helper.resetForm();
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$('#filter-admins .key').val('');
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BackendUsers.helper.filter('', response.id, true);
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}, 'json');
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};
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/**
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* Delete an admin record from database.
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*
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* @param {int} id Record id to be deleted.
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*/
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AdminsHelper.prototype.delete = function(id) {
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var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_delete_admin';
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var postData = { 'admin_id': id };
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$.post(postUrl, postData, function(response) {
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//////////////////////////////////////////////////
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//console.log('Delete admin response:', response);
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//////////////////////////////////////////////////
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if (!GeneralFunctions.handleAjaxExceptions(response)) return;
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Backend.displayNotification('Admin deleted successfully!');
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BackendUsers.helper.resetForm();
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BackendUsers.helper.filter($('#filter-admins .key').val());
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});
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};
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/**
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* Validates an admin record.
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*
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* @param {object} admin Contains the admin data to be validated.
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* @returns {bool} Returns the validation result.
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*/
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AdminsHelper.prototype.validate = function(admin) {
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$('#admins .required').css('border', '');
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$('#admin-password, #admin-password-confirm').css('border', '');
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try {
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// Validate required fields.
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var missingRequired = false;
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$('#admins .required').each(function() {
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if ($(this).val() == '' || $(this).val() == undefined) {
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$(this).css('border', '2px solid red');
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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 'Fields with * are required.';
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}
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// Validate passwords.
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if ($('#admin-password').val() != $('#admin-password-confirm').val()) {
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$('#admin-password, #admin-password-confirm').css('border', '2px solid red');
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throw 'Passwords mismatch!';
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}
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if ($('#admin-password').val().length < BackendUsers.MIN_PASSWORD_LENGTH
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&& $('#admin-password').val() != '') {
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$('#admin-password, #admin-password-confirm').css('border', '2px solid red');
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throw 'Password must be at least ' + BackendUsers.MIN_PASSWORD_LENGTH
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+ ' characters long.';
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}
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// Validate user email.
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if (!GeneralFunctions.validateEmail($('#admin-email').val())) {
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$('#admin-email').css('border', '2px solid red');
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throw 'Invalid email address!';
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}
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return true;
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} catch(exc) {
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$('#admins .form-message').text(exc);
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$('#admins .form-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 admin form back to its initial state.
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*/
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AdminsHelper.prototype.resetForm = function() {
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$('#admins .add-edit-delete-group').show();
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$('#admins .save-cancel-group').hide();
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$('#admins .details').find('input, textarea').prop('readonly', true);
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$('#admins .form-message').hide();
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$('#admin-notifications').prop('disabled', true);
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$('#admins .required').css('border', '');
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$('#admin-password, #admin-password-confirm').css('border', '');
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$('#admins .details').find('input, textarea').val('');
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$('#admin-notifications').removeClass('active');
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$('#edit-admin, #delete-admin').prop('disabled', true);
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$('#filter-admins .selected-row').removeClass('selected-row');
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$('#filter-admins button').prop('disabled', false);
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$('#filter-admins .results').css('color', '');
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};
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/**
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* Display a admin record into the admin form.
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*
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* @param {object} admin Contains the admin record data.
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*/
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AdminsHelper.prototype.display = function(admin) {
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$('#admin-id').val(admin.id);
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$('#admin-first-name').val(admin.first_name);
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$('#admin-last-name').val(admin.last_name);
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$('#admin-email').val(admin.email);
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$('#admin-mobile-number').val(admin.mobile_number);
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$('#admin-phone-number').val(admin.phone_number);
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$('#admin-address').val(admin.address);
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$('#admin-city').val(admin.city);
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$('#admin-state').val(admin.state);
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$('#admin-zip-code').val(admin.zip_code);
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$('#admin-notes').val(admin.notes);
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$('#admin-username').val(admin.settings.username);
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if (admin.settings.notifications == true) {
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$('#admin-notifications').addClass('active');
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} else {
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$('#admin-notifications').removeClass('active');
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}
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};
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/**
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* Filters admin records depending a key string.
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*
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* @param {string} key This string is used to filter the admin records of the database.
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* @param {numeric} selectId (OPTIONAL = undefined) This record id will be selected when
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* the filter operation is finished.
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* @param {bool} display (OPTIONAL = false) If true the selected record data are going
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* to be displayed on the details column (requires a selected record though).
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*/
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AdminsHelper.prototype.filter = function(key, selectId, display) {
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if (display == undefined) display = false;
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var postUrl = GlobalVariables.baseUrl + 'backend_api/ajax_filter_admins';
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var postData = { 'key': key };
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$.post(postUrl, postData, function(response) {
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///////////////////////////////////////////////////
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//console.log('Filter admins response:', response);
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///////////////////////////////////////////////////
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if (!GeneralFunctions.handleAjaxExceptions(response)) return;
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BackendUsers.helper.filterResults = response;
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$('#filter-admins .results').html('');
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$.each(response, function(index, admin) {
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var html = AdminsHelper.prototype.getFilterHtml(admin);
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$('#filter-admins .results').append(html);
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});
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if (response.length == 0) {
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$('#filter-admins .results').html('<em>No results found ...</em>')
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}
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if (selectId != undefined) {
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BackendUsers.helper.select(selectId, display);
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}
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}, 'json');
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};
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/**
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* Get an admin row html code that is going to be displayed on the filter results list.
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*
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* @param {object} admin Contains the admin record data.
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* @returns {string} The html code that represents the record on the filter results list.
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*/
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AdminsHelper.prototype.getFilterHtml = function(admin) {
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var html =
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'<div class="admin-row" data-id="' + admin.id + '">' +
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'<strong>' + admin.first_name + ' ' + admin.last_name + '</strong><br>' +
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admin.email + ', ' + admin.mobile_number + ', ' + admin.phone_number + '<br>' +
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'</div>';
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return html;
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};
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/**
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* Select a specific record from the current filter results. If the admin 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 {numeric} id The record id to be selected from the filter results.
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* @param {bool} display (OPTIONAL = false) If true then the method will display the record
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* on the form.
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*
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* @task The selected row must always be visible (even if a vertical scroll bar is used to
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* navigate through the filter results).
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*/
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AdminsHelper.prototype.select = function(id, display) {
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if (display == undefined) display = false;
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$('#filter-admins .selected-row').removeClass('selected-row');
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$('.admin-row').each(function() {
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if ($(this).attr('data-id') == id) {
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$(this).addClass('selected-row');
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return false;
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}
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});
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if (display) {
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$.each(BackendUsers.helper.filterResults, function(index, admin) {
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if (admin.id == id) {
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BackendUsers.helper.display(admin);
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$('#edit-admin, #delete-admin').prop('disabled', false);
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return false;
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}
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});
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}
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};
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