Extract Ladill QR Plus as standalone app at qr.ladill.com.

Utility QR types only (URL, WiFi, link list, business, app download) with SSO, Billing API integration, public /q resolver, and qr-plus:import for platform migration. vCard and commerce types stay on the platform. Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-06 21:31:24 +00:00
commit cd6571f199
208 changed files with 30931 additions and 0 deletions
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+<?php
+
+namespace App\Support;
+
+/** Storage-tier pricing for mailboxes (config/email.php quota_tiers). */
+class MailboxPricing
+{
+    /** @return array<int,array{mb:int,price_minor:int,label:string}> */
+    public static function tiers(): array
+    {
+        return array_map(fn ($t) => [
+            'mb' => (int) $t['mb'],
+            'price_minor' => (int) $t['price_minor'],
+            'label' => self::label((int) $t['mb']),
+        ], (array) config('email.quota_tiers', []));
+    }
+
+    public static function isValidQuota(int $mb): bool
+    {
+        foreach (self::tiers() as $t) {
+            if ($t['mb'] === $mb) {
+                return true;
+            }
+        }
+
+        return false;
+    }
+
+    public static function priceMinorFor(int $mb): int
+    {
+        foreach (self::tiers() as $t) {
+            if ($t['mb'] === $mb) {
+                return $t['price_minor'];
+            }
+        }
+
+        return 0;
+    }
+
+    /** A tier is free when its monthly price is zero (the 1 GB plan). */
+    public static function isFree(int $mb): bool
+    {
+        return self::priceMinorFor($mb) === 0;
+    }
+
+    /** The smallest free tier's quota (the default for new mailboxes). */
+    public static function freeQuotaMb(): int
+    {
+        foreach (self::tiers() as $t) {
+            if ($t['price_minor'] === 0) {
+                return $t['mb'];
+            }
+        }
+
+        return self::tiers()[0]['mb'] ?? 1024;
+    }
+
+    public static function defaultQuotaMb(): int
+    {
+        $default = (int) config('email.default_quota_mb', 1024);
+
+        return self::isValidQuota($default) ? $default : self::freeQuotaMb();
+    }
+
+    public static function label(int $mb): string
+    {
+        return $mb % 1024 === 0 ? ($mb / 1024).' GB' : $mb.' MB';
+    }
+}