20220913 custom validate

app/Rules/TWLimited.php

@@ -0,0 +1,65 @@
+<?php
+
+namespace App\Rules;
+
+use Illuminate\Contracts\Validation\Rule;
+use Illuminate\Contracts\Validation\DataAwareRule;
+
+class TWLimited implements Rule, DataAwareRule
+{
+    protected $data = [];
+    
+    /**
+     * Create a new rule instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        //
+    }
+
+    /**
+     * Determine if the validation rule passes.
+     *
+     * @param  string  $attribute
+     * @param  mixed  $value
+     * @return bool
+     */
+    public function passes($attribute, $value)
+    {
+        //
+        if (substr($value, 0, 2)=='TW') {
+            if (is_null($this->data['registeredSession'])) {
+                return false;
+            }
+            if (is_null($this->data['lunchOptions'])) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * Set the data under validation.
+     *
+     * @param  array  $data
+     * @return $this
+     */
+    public function setData($data)
+    {
+        $this->data = $data;
+ 
+        return $this;
+    }
+
+    /**
+     * Get the validation error message.
+     *
+     * @return string
+     */
+    public function message()
+    {
+        return 'The validation error message.';
+    }
+}