Implement WHMCS Addon Dashboard with API for stats and integrate billing provider logic

apps/api/test/phase9.test.js

@@ -17,7 +17,7 @@ describe('phase 9 api contract', () => {
       join(process.cwd(), 'src', 'billing/billing.service.ts'),
       'utf8',
     );
-    assert.ok(billingSource.includes('isWhmcsBilling'));
+    assert.ok(billingSource.includes('isExternalBilling'));
 
     const serversSource = readFileSync(
       join(process.cwd(), 'src', 'servers/servers.service.ts'),

apps/api/test/whmcs-addon.test.js

@@ -0,0 +1,40 @@
+import { describe, it } from 'node:test';
+import assert from 'node:assert/strict';
+import { readFileSync } from 'node:fs';
+import { join } from 'node:path';
+
+describe('whmcs addon module contract', () => {
+  it('documents addon dashboard API and PHP module', () => {
+    const controller = readFileSync(
+      join(process.cwd(), 'src', 'integrations/whmcs/whmcs-integration.controller.ts'),
+      'utf8',
+    );
+    assert.ok(controller.includes("'dashboard/stats'"));
+
+    const addonMain = readFileSync(
+      join(process.cwd(), '..', '..', 'integrations/whmcs/modules/addons/hexagamecloud/hexagamecloud.php'),
+      'utf8',
+    );
+    assert.ok(addonMain.includes('hexagamecloud_config'));
+    assert.ok(addonMain.includes('hexagamecloud_page_dashboard'));
+    assert.ok(addonMain.includes('HexaGameCloudEventPoller'));
+  });
+});
+
+describe('stripe fallback contract', () => {
+  it('documents optional stripe webhook and billing provider', () => {
+    const provider = readFileSync(
+      join(process.cwd(), 'src', 'billing/billing-provider.ts'),
+      'utf8',
+    );
+    assert.ok(provider.includes('isExternalBilling'));
+    assert.ok(provider.includes("'stripe'"));
+
+    const webhook = readFileSync(
+      join(process.cwd(), 'src', 'billing/stripe/stripe-webhook.service.ts'),
+      'utf8',
+    );
+    assert.ok(webhook.includes('isStripeBilling'));
+    assert.ok(webhook.includes('ignored'));
+  });
+});