feat(affiliate): add core module, controllers, and route registration

includes/Modules/Affiliate/AffiliateSettings.php

@@ -0,0 +1,71 @@
+<?php
+/**
+ * Affiliate Module Settings Schema
+ * 
+ * Defines the settings schema for the Affiliate module.
+ * 
+ * @package WooNooW\Modules\Affiliate
+ */
+
+namespace WooNooW\Modules\Affiliate;
+
+class AffiliateSettings {
+    
+    public static function init() {
+        // Register settings schema
+        add_filter('woonoow/module_settings_schema', [__CLASS__, 'register_schema']);
+    }
+    
+    /**
+     * Register affiliate settings schema
+     */
+    public static function register_schema($schemas) {
+        $schemas['affiliate'] = [
+            'woonoow_affiliate_default_rate' => [
+                'type' => 'number',
+                'label' => __('Default Commission Rate (%)', 'woonoow'),
+                'description' => __('The default commission rate percentage for affiliates.', 'woonoow'),
+                'placeholder' => '10',
+                'default' => 10,
+                'min' => 0,
+                'max' => 100,
+            ],
+            'woonoow_affiliate_holding_period' => [
+                'type' => 'number',
+                'label' => __('Holding Period (Days)', 'woonoow'),
+                'description' => __('Number of days before a referral becomes eligible for payout (e.g. to account for refunds). Set to 0 for immediate approval on order completion.', 'woonoow'),
+                'placeholder' => '14',
+                'default' => 14,
+                'min' => 0,
+            ],
+            'woonoow_affiliate_payment_methods' => [
+                'type' => 'multiselect',
+                'label' => __('Available Payment Methods', 'woonoow'),
+                'description' => __('Select which payment methods affiliates can use to receive payouts.', 'woonoow'),
+                'options' => [
+                    'bank_transfer' => __('Bank Transfer', 'woonoow'),
+                    'paypal' => __('PayPal', 'woonoow'),
+                    'wise' => __('Wise', 'woonoow'),
+                    'skrill' => __('Skrill', 'woonoow'),
+                    'payoneer' => __('Payoneer', 'woonoow'),
+                    'custom' => __('Custom (Notes)', 'woonoow'),
+                ],
+                'default' => ['bank_transfer'],
+            ],
+            'woonoow_affiliate_auto_approve' => [
+                'type' => 'toggle',
+                'label' => __('Auto-Approve Affiliates', 'woonoow'),
+                'description' => __('Automatically approve new affiliate applications.', 'woonoow'),
+                'default' => false,
+            ],
+            'woonoow_affiliate_allow_self_referral' => [
+                'type' => 'toggle',
+                'label' => __('Allow Self-Referrals', 'woonoow'),
+                'description' => __('Allow affiliates to earn commission when their own user account places an order.', 'woonoow'),
+                'default' => false,
+            ],
+        ];
+        
+        return $schemas;
+    }
+}