From 8dd509d4dcb0e8be2012a6c0d3d372590481aa94 Mon Sep 17 00:00:00 2001
From: alextselegidis <alextselegidis@gmail.com>
Date: Thu, 18 Nov 2021 05:13:13 +0100
Subject: [PATCH] Created a new services resource controller

---
 application/controllers/Services.php          | 173 ++++++++++++++++++
 .../views/layouts/backend/backend_header.php  |   2 +-
 .../views/pages/services/services_page.php    |  25 +--
 assets/js/backend_services.js                 |  11 +-
 assets/js/backend_services_helper.js          |  16 +-
 5 files changed, 191 insertions(+), 36 deletions(-)
 create mode 100644 application/controllers/Services.php

diff --git a/application/controllers/Services.php b/application/controllers/Services.php
new file mode 100644
index 00000000..061dba62
--- /dev/null
+++ b/application/controllers/Services.php
@@ -0,0 +1,173 @@
+<?php defined('BASEPATH') or exit('No direct script access allowed');
+
+/* ----------------------------------------------------------------------------
+ * Easy!Appointments - Open Source Web Scheduler
+ *
+ * @package     EasyAppointments
+ * @author      A.Tselegidis <alextselegidis@gmail.com>
+ * @copyright   Copyright (c) 2013 - 2020, Alex Tselegidis
+ * @license     https://opensource.org/licenses/GPL-3.0 - GPLv3
+ * @link        https://easyappointments.org
+ * @since       v1.0.0
+ * ---------------------------------------------------------------------------- */
+
+/**
+ * Services controller.
+ *
+ * Handles the services related operations.
+ *
+ * @package Controllers
+ */
+class Services extends EA_Controller {
+    /**
+     * Services constructor.
+     */
+    public function __construct()
+    {
+        parent::__construct();
+
+        $this->load->model('services_model');
+        $this->load->model('roles_model');
+
+        $this->load->library('accounts');
+        $this->load->library('timezones');
+    }
+
+    /**
+     * Render the backend services page.
+     *
+     * On this page admin users will be able to manage services, which are eventually selected by customers during the 
+     * booking process.
+     */
+    public function index()
+    {
+        session(['dest_url' => site_url('services')]);
+
+        if (cannot('view', 'services'))
+        {
+            show_error('Forbidden', 403);
+        }
+
+        $user_id = session('user_id');
+
+        $role_slug = session('role_slug');
+
+        $this->load->view('pages/services/services_page', [
+            'page_title' => lang('services'),
+            'active_menu' => PRIV_SERVICES,
+            'user_display_name' => $this->accounts->get_user_display_name($user_id),
+            'timezones' => $this->timezones->to_array(),
+            'privileges' => $this->roles_model->get_permissions_by_slug($role_slug),
+        ]);
+    }
+
+    /**
+     * Filter services by the provided keyword.
+     */
+    public function search()
+    {
+        try
+        {
+            if (cannot('view', 'services'))
+            {
+                show_error('Forbidden', 403);
+            }
+
+            $keyword = request('keyword', '');
+
+            $order_by = 'name ASC';
+
+            $limit = request('limit', 1000);
+            
+            $offset = 0;
+
+            $services = $this->services_model->search($keyword, $limit, $offset, $order_by);
+
+            json_response($services);
+        }
+        catch (Throwable $e)
+        {
+            json_exception($e);
+        }
+    }
+
+    /**
+     * Create a service.
+     */
+    public function create()
+    {
+        try
+        {
+            $service = json_decode(request('service'), TRUE);
+
+            if (cannot('add', 'services'))
+            {
+                show_error('Forbidden', 403);
+            }
+
+            $service_id = $this->services_model->save($service);
+
+            json_response([
+                'success' => TRUE,
+                'id' => $service_id
+            ]);
+        }
+        catch (Throwable $e)
+        {
+            json_exception($e);
+        }
+    }
+
+    /**
+     * Update a service.
+     */
+    public function update()
+    {
+        try
+        {
+            $service = json_decode(request('service'), TRUE);
+
+            if (cannot('edit', 'services'))
+            {
+                show_error('Forbidden', 403);
+            }
+
+            $service_id = $this->services_model->save($service);
+
+            json_response([
+                'success' => TRUE,
+                'id' => $service_id
+            ]);
+        }
+        catch (Throwable $e)
+        {
+            json_exception($e);
+        }
+    }
+
+    /**
+     * Remove a service.
+     */
+    public function destroy()
+    {
+        try
+        {
+            if (cannot('delete', 'services'))
+            {
+                show_error('Forbidden', 403);
+            }
+
+            $service_id = request('service_id');
+
+            $this->services_model->delete($service_id);
+
+            json_response([
+                'success' => TRUE,
+            ]);
+        }
+        catch (Throwable $e)
+        {
+            json_exception($e);
+        }
+    }
+}
diff --git a/application/views/layouts/backend/backend_header.php b/application/views/layouts/backend/backend_header.php
index 18c2b2df..2df71256 100755
--- a/application/views/layouts/backend/backend_header.php
+++ b/application/views/layouts/backend/backend_header.php
@@ -42,7 +42,7 @@
             <?php $hidden = ($privileges[PRIV_SERVICES]['view'] == TRUE) ? '' : 'd-none' ?>
             <?php $active = ($active_menu == PRIV_SERVICES) ? 'active' : '' ?>
             <li class="nav-item <?= $active . $hidden ?>">
-                <a href="<?= site_url('backend/services') ?>" class="nav-link"
+                <a href="<?= site_url('services') ?>" class="nav-link"
                    data-tippy-content="<?= lang('manage_services_hint') ?>">
                     <i class="fas fa-business-time mr-2"></i>
                     <?= lang('services') ?>
diff --git a/application/views/pages/services/services_page.php b/application/views/pages/services/services_page.php
index d4421d13..87026ff0 100755
--- a/application/views/pages/services/services_page.php
+++ b/application/views/pages/services/services_page.php
@@ -1,15 +1,6 @@
 <?php
 /**
- * @var array $categories
- * @var array $services
- * @var string $date_format
- * @var string $time_format
- * @var string $base_url
  * @var string $timezones
- * @var string $user_id
- * @var string $user_email
- * @var string $timezone
- * @var string $role_slug
  * @var array $privileges
  */
 ?>
@@ -24,17 +15,15 @@
 <script>
     var GlobalVariables = {
         csrfToken: <?= json_encode($this->security->get_csrf_hash()) ?>,
-        baseUrl: <?= json_encode($base_url) ?>,
-        dateFormat: <?= json_encode($date_format) ?>,
-        timeFormat: <?= json_encode($time_format) ?>,
-        services: <?= json_encode($services) ?>,
-        categories: <?= json_encode($categories) ?>,
+        baseUrl: <?= json_encode(config('base_url')) ?>,
+        dateFormat: <?= json_encode(setting('date_format')) ?>,
+        timeFormat: <?= json_encode(setting('time_format')) ?>,
         timezones: <?= json_encode($timezones) ?>,
         user: {
-            id: <?= $user_id ?>,
-            email: <?= json_encode($user_email) ?>,
-            timezone: <?= json_encode($timezone) ?>,
-            role_slug: <?= json_encode($role_slug) ?>,
+            id: <?= session('user_id') ?>,
+            email: <?= json_encode(session('user_email')) ?>,
+            timezone: <?= json_encode(session('timezone')) ?>,
+            role_slug: <?= json_encode(session('role_slug')) ?>,
             privileges: <?= json_encode($privileges) ?>
         }
     };
diff --git a/assets/js/backend_services.js b/assets/js/backend_services.js
index e8b3a7f1..7a811cde 100644
--- a/assets/js/backend_services.js
+++ b/assets/js/backend_services.js
@@ -39,15 +39,6 @@ window.BackendServices = window.BackendServices || {};
     exports.initialize = function (defaultEventHandlers) {
         defaultEventHandlers = defaultEventHandlers || true;
 
-        // Fill available service categories listbox.
-        GlobalVariables.categories.forEach(function (category) {
-            $('#service-category').append(new Option(category.name, category.id));
-        });
-
-        $('#service-category')
-            .append(new Option('- ' + EALang.no_category + ' -', null))
-            .val('null');
-
         // Instantiate helper object (service helper by default).
         helper = servicesHelper;
         helper.resetForm();
@@ -57,6 +48,8 @@ window.BackendServices = window.BackendServices || {};
         if (defaultEventHandlers) {
             bindEventHandlers();
         }
+        
+        exports.updateAvailableCategories();
     };
 
     /**
diff --git a/assets/js/backend_services_helper.js b/assets/js/backend_services_helper.js
index caacf554..c20005e3 100644
--- a/assets/js/backend_services_helper.js
+++ b/assets/js/backend_services_helper.js
@@ -209,7 +209,7 @@
      * then the update operation is going to be executed.
      */
     ServicesHelper.prototype.save = function (service) {
-        var url = GlobalVariables.baseUrl + '/index.php/backend_api/ajax_save_service';
+        var url = GlobalVariables.baseUrl + '/index.php/services/' + (service.id ? 'update' : 'create');
 
         var data = {
             csrfToken: GlobalVariables.csrfToken,
@@ -232,7 +232,7 @@
      * @param {Number} id Record ID to be deleted.
      */
     ServicesHelper.prototype.delete = function (id) {
-        var url = GlobalVariables.baseUrl + '/index.php/backend_api/ajax_delete_service';
+        var url = GlobalVariables.baseUrl + '/index.php/services/destroy';
 
         var data = {
             csrfToken: GlobalVariables.csrfToken,
@@ -326,21 +326,21 @@
     };
 
     /**
-     * Filters service records depending a string key.
+     * Filters service records depending a string keyword.
      *
-     * @param {String} key This is used to filter the service records of the database.
+     * @param {String} keyword 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) {
+    ServicesHelper.prototype.filter = function (keyword, selectId, display) {
         display = display || false;
 
-        var url = GlobalVariables.baseUrl + '/index.php/backend_api/ajax_filter_services';
+        var url = GlobalVariables.baseUrl + '/index.php/services/search';
 
         var data = {
             csrfToken: GlobalVariables.csrfToken,
-            key: key,
+            keyword: keyword,
             limit: this.filterLimit
         };
 
@@ -369,7 +369,7 @@
                         'text': EALang.load_more,
                         'click': function () {
                             this.filterLimit += 20;
-                            this.filter(key, selectId, display);
+                            this.filter(keyword, selectId, display);
                         }.bind(this)
                     }).appendTo('#filter-services .results');
                 }