WIP - BFF

frontend/server/utils/tenant.ts

@@ -0,0 +1,39 @@
+import type { H3Event } from 'h3'
+import { getHeader } from 'h3'
+
+/**
+ * Extract subdomain from the request Host header
+ * Handles production domains (tenant1.routebox.co) and development (tenant1.localhost)
+ */
+export function getSubdomainFromRequest(event: H3Event): string | null {
+  const host = getHeader(event, 'host') || ''
+  const hostname = host.split(':')[0] // Remove port if present
+
+  const parts = hostname.split('.')
+
+  // For production domains with 3+ parts (e.g., tenant1.routebox.co)
+  if (parts.length >= 3) {
+    const subdomain = parts[0]
+    // Ignore www subdomain
+    if (subdomain === 'www') {
+      return null
+    }
+    return subdomain
+  }
+
+  // For development (e.g., tenant1.localhost)
+  if (parts.length === 2 && parts[1] === 'localhost') {
+    return parts[0]
+  }
+
+  return null
+}
+
+/**
+ * Check if the subdomain is a central/admin subdomain
+ */
+export function isCentralSubdomain(subdomain: string | null): boolean {
+  if (!subdomain) return false
+  const centralSubdomains = (process.env.CENTRAL_SUBDOMAINS || 'central,admin').split(',')
+  return centralSubdomains.includes(subdomain)
+}