FEATURE Handling Filter by unattributed conseillers

includes/artisans-columns-filters.php

@@ -227,6 +227,11 @@ function metiers_patrimoine_filter_posts_declare_dropdowns()
 				$conseiller->display_name
 			);
 		}
+		printf(
+			'<option value="non_attribue"%s>%s</option>',
+			$is_current == 'non_attribue' ? ' selected="selected"' : '',
+			'— Non attribué —'
+		);
 		?>
 	</select>
 	<select name="mdpstatus">
@@ -279,13 +284,24 @@ function filter_posts_by_acf_conseiller($query)
 
 	// FILTRE CONSEILLER 
 	if (!empty($_GET['conseiller'])) {
-		$query->set('meta_query', [
-			[
-				'key' => 'conseiller',
-				'value' => sanitize_text_field($_GET['conseiller']),
-				'compare' => '='
-			]
-		]);
+
+		if ($_GET['conseiller'] == 'non_attribue') {
+			$query->set('meta_query', [
+				[
+					'key' => 'conseiller',
+					'value' => '',
+					'compare' => '='
+				]
+			]);
+		} else {
+			$query->set('meta_query', [
+				[
+					'key' => 'conseiller',
+					'value' => sanitize_text_field($_GET['conseiller']),
+					'compare' => '='
+				]
+			]);
+		}
 	}
 }