feat: unify invite flow with referral ref

src/Core/DBMigrator.php

@@ -14,7 +14,7 @@ class DBMigrator {
     use DBMigratorVip;
 
     /** Current schema version; changing it re-runs dbDelta. */
-    const SCHEMA_VERSION = '1.23.0';
+    const SCHEMA_VERSION = '1.24.0';
 
     const OPT_KEY = 'aksrt_db_schema_version';
 

src/Core/DBMigratorPart2.php

@@ -71,24 +71,7 @@ trait DBMigratorPart2 {
         ) {$charset_collate};";
         dbDelta($sql_signin);
 
-        // ---------- 3. 邀请 ----------
-        $sql_invite = "CREATE TABLE {$prefix}aksrt_invite (
-            id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
-            inviter_id BIGINT UNSIGNED NOT NULL,
-            invitee_id BIGINT UNSIGNED DEFAULT NULL,
-            invite_code VARCHAR(32) NOT NULL,
-            status VARCHAR(16) NOT NULL DEFAULT 'pending',
-            created_at DATETIME NOT NULL,
-            rewarded_at DATETIME DEFAULT NULL,
-            PRIMARY KEY  (id),
-            UNIQUE KEY uniq_code (invite_code),
-            KEY idx_inviter (inviter_id),
-            KEY idx_invitee (invitee_id),
-            KEY idx_status (status)
-        ) {$charset_collate};";
-        dbDelta($sql_invite);
-
-        // ---------- 4. 下载 token ----------
+        // ---------- 3. 下载 token ----------
         $sql_dl_token = "CREATE TABLE {$prefix}aksrt_dl_token (
             token CHAR(48) NOT NULL,
             user_id BIGINT UNSIGNED NOT NULL,
@@ -377,7 +360,7 @@ trait DBMigratorPart2 {
         ) {$charset_collate};";
         dbDelta($sql_rebate_log);
 
-        // ── affiliate attribution (new contract; no legacy invite reads) ──
+        // ── canonical Ref attribution and permanent user binding ──
         $sql_affiliate_relation = "CREATE TABLE {$prefix}aksrt_affiliate_relation (
             id BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
             referral_code VARCHAR(32) NOT NULL,
@@ -386,12 +369,17 @@ trait DBMigratorPart2 {
             first_touch_at DATETIME NOT NULL,
             bound_at DATETIME DEFAULT NULL,
             status VARCHAR(20) NOT NULL DEFAULT 'captured',
+            reward_status VARCHAR(20) NOT NULL DEFAULT 'skipped',
+            rewarded_at DATETIME DEFAULT NULL,
+            registration_ip VARCHAR(64) DEFAULT NULL,
             created_at DATETIME NOT NULL,
             PRIMARY KEY (id),
             KEY idx_referral_code (referral_code),
             UNIQUE KEY uniq_invitee (invitee_id),
             KEY idx_promoter (promoter_id),
-            KEY idx_status_touch (status, first_touch_at)
+            KEY idx_status_touch (status, first_touch_at),
+            KEY idx_reward_status (reward_status),
+            KEY idx_reward_ip (registration_ip, rewarded_at)
         ) {$charset_collate};";
         dbDelta($sql_affiliate_relation);
 

src/Core/DBMigratorPart3.php

@@ -19,7 +19,6 @@ trait DBMigratorPart3 {
             'credit_log'     => 'aksrt_credit_log',
             'balance_log'    => 'aksrt_balance_log',
             'signin_log'     => 'aksrt_signin_log',
-            'invite'         => 'aksrt_invite',
             'dl_token'       => 'aksrt_dl_token',
             'notification'   => 'aksrt_notification',
             'conversation'   => 'aksrt_conversation',