add nova

nova/src/Contracts/Deletable.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Laravel\Nova\Contracts;
+
+/**
+ * @mixin \Laravel\Nova\Fields\Field
+ *
+ * @property callable(\Laravel\Nova\Http\Requests\NovaRequest, mixed, ?string, ?string):mixed $deleteCallback
+ */
+interface Deletable
+{
+    /**
+     * Specify the callback that should be used to delete the field.
+     *
+     * @param  callable(\Laravel\Nova\Http\Requests\NovaRequest, mixed, ?string, ?string):mixed  $deleteCallback
+     * @return $this
+     */
+    public function delete(callable $deleteCallback);
+
+    /**
+     * Specify if the field is able to be deleted.
+     *
+     * @param  bool  $deletable
+     * @return $this
+     */
+    public function deletable($deletable = true);
+
+    /**
+     * Determine if the field should be pruned when the resource is deleted.
+     *
+     * @return bool
+     */
+    public function isPrunable();
+
+    /**
+     * Specify if the field should be pruned when the resource is deleted.
+     *
+     * @param  bool  $prunable
+     * @return $this
+     */
+    public function prunable($prunable = true);
+}