Add import API module files and templates

- Created front.js for handling frontend JavaScript functionalities.
- Added index.php files for both the views and templates to manage redirection and access control.
- Implemented configure.tpl for admin configuration settings with AJAX functionality for field retrieval.
- Developed delete.tpl for product deletion with progress tracking.
- Introduced file_upload.tpl for file upload handling with drag-and-drop support.
- Created import.tpl for managing product imports with progress indicators.
- Added list.tpl for displaying uploaded files with action links.
- Implemented temp.tpl for queuing products with visual feedback.
- Enhanced index.php for module access control.
- Updated templates to include necessary JavaScript for AJAX operations and user interactions.

modules/import_api/views/templates/admin/delete.tpl

@@ -0,0 +1,79 @@
+{**
+ * NOTICE OF LICENSE
+ * With the purchase or the installation of the software in your application
+ * you accept the license agreement.
+ *
+ * You can not resell and redistribute this file.
+ *
+ * @author    Dalibor Stojcevski <dal_sto@yahoo.com>
+ * @copyright 2019 Dalibor Stojcevski
+ * @license   Dalibor Stojcevski
+ *}
+<div class="panel">
+<p>There are {$total} products from this file {$file_name}. Products will be deleted from prestashop. Press delete button only if you are sure that you don't need products from this file</p>
+</div>
+<div class="panel">		  
+  <div class="buttons">
+	<input type="button" value="Start delete" id="start-delete" data-loading-text="{l s='Deleting' mod='import_api'}" class="btn btn-primary api-delete" />
+  </div>
+  <div id="import-result" style="min-height:100px"></br>
+	<div class="progress">
+	  <div class="progress-bar progress-bar-success progress-bar-striped" role="progressbar"
+	  aria-valuenow="0" aria-valuemin="0" aria-valuemax="100" style="width:0%"></div>
+	</div>
+	<span>Deleted : </span> <span id="deleted-number">NA</span></br>		 
+  </div>
+</div>
+
+
+<script type="text/javascript">
+var deleted = 0;
+var global_limit = {$total};
+
+$(document).delegate('#start-delete', 'click', function() {
+   $('#start-delete').button('loading');
+   $('#delete-number').html('');
+
+   deleteProducts(); 
+});
+
+function deleteProducts(){
+	$.ajax({
+		url: '{$get_import_link}&action=delete&token={$token}',
+        type: 'post',
+        data: $('#module_form').serialize(),
+        dataType: 'json',
+        beforeSend: function() {       	
+			$('#delete-number').html($('#delete-number').html() + ' /Please wait...');
+		},
+        complete: function() {
+           
+        },
+        success: function(ret) {
+			session_processed = ret['products_deleted'];
+			createVisialProgress(ret);
+			if(ret['notice'] == 'time_out'){
+				deleteProducts();
+				
+			} else {
+				$('#start-delete').button('reset');
+			}
+        },
+        error: function(xhr, ajaxOptions, thrownError) {
+            //alert(thrownError + "\r\n" + xhr.statusText + "\r\n" + xhr.responseText);
+			deleteProducts();
+        }
+    });	
+}
+
+
+function createVisialProgress(ret){
+	deleted += ret['products_deleted'];
+	$('#deleted-number').html(deleted);
+	processed = deleted;
+
+	valeur = ( processed / global_limit ) * 100;
+	$('.progress-bar').css('width', valeur+'%').attr('aria-valuenow', valeur);
+
+}
+</script>