feat: scaffold supabase multi-tenant backend

2026-06-21 21:54:43 +08:00
commit c9c767c7bd
99 changed files with 36660 additions and 0 deletions
--- a/apps/api/src/features/tenant/routes.ts
+++ b/apps/api/src/features/tenant/routes.ts
@@ -0,0 +1,108 @@
+import { config } from '../../core/config.js';
+import { queryOne } from '../../core/db.js';
+import { getHeader, type RequestContext } from '../../core/http.js';
+
+interface TenantResolveRow {
+  id: string;
+  slug: string;
+  name: string;
+  status: string;
+  mode: string;
+  host: string | null;
+  brand_name: string | null;
+  short_name: string | null;
+  slogan: string | null;
+  logo_url: string | null;
+  favicon_url: string | null;
+  service_wechat: string | null;
+  service_account_name: string | null;
+  theme: Record<string, unknown>;
+  feature_flags: Record<string, unknown>;
+  admin_feature_flags: Record<string, unknown>;
+  public_config: Record<string, unknown>;
+}
+
+function normalizeHost(host: string) {
+  return host.split(':')[0]?.trim().toLowerCase() || '';
+}
+
+export async function resolveTenantRoute(ctx: RequestContext) {
+  const hostParam = ctx.url.searchParams.get('host') || '';
+  const tenantCode = ctx.url.searchParams.get('tenantCode') || getHeader(ctx.req, 'x-tenant-code');
+  const requestHost = normalizeHost(hostParam || getHeader(ctx.req, 'x-forwarded-host') || getHeader(ctx.req, 'host'));
+
+  const row = tenantCode
+    ? await queryOne<TenantResolveRow>(
+        `
+        select t.id, t.slug, t.name, t.status, t.mode,
+               null::text as host,
+               b.brand_name, b.short_name, b.slogan, b.logo_url, b.favicon_url,
+               b.service_wechat, b.service_account_name, coalesce(b.theme, '{}'::jsonb) as theme,
+               coalesce(s.feature_flags, '{}'::jsonb) as feature_flags,
+               coalesce(s.admin_feature_flags, '{}'::jsonb) as admin_feature_flags,
+               coalesce(s.public_config, '{}'::jsonb) as public_config
+        from public.tenants t
+        left join public.tenant_branding b on b.tenant_id = t.id
+        left join public.tenant_settings s on s.tenant_id = t.id
+        where t.slug = $1 and t.status = 'active'
+        limit 1
+        `,
+        [tenantCode],
+      )
+    : await queryOne<TenantResolveRow>(
+        `
+        select t.id, t.slug, t.name, t.status, t.mode,
+               d.host::text,
+               b.brand_name, b.short_name, b.slogan, b.logo_url, b.favicon_url,
+               b.service_wechat, b.service_account_name, coalesce(b.theme, '{}'::jsonb) as theme,
+               coalesce(s.feature_flags, '{}'::jsonb) as feature_flags,
+               coalesce(s.admin_feature_flags, '{}'::jsonb) as admin_feature_flags,
+               coalesce(s.public_config, '{}'::jsonb) as public_config
+        from public.tenant_domains d
+        join public.tenants t on t.id = d.tenant_id
+        left join public.tenant_branding b on b.tenant_id = t.id
+        left join public.tenant_settings s on s.tenant_id = t.id
+        where d.host = $1 and d.status = 'active' and t.status = 'active'
+        limit 1
+        `,
+        [requestHost || 'localhost'],
+      );
+
+  if (!row && requestHost !== 'localhost') {
+    ctx.url.searchParams.set('tenantCode', config.defaultTenantSlug);
+    return resolveTenantRoute(ctx);
+  }
+
+  if (!row) {
+    return {
+      found: false,
+      message: 'Tenant not found',
+      lookup: { host: requestHost, tenantCode: tenantCode || null },
+    };
+  }
+
+  return {
+    found: true,
+    tenant: {
+      id: row.id,
+      slug: row.slug,
+      name: row.name,
+      status: row.status,
+      mode: row.mode,
+      host: row.host,
+    },
+    branding: {
+      brandName: row.brand_name || row.name,
+      shortName: row.short_name || row.name,
+      slogan: row.slogan || '',
+      logoUrl: row.logo_url || '',
+      faviconUrl: row.favicon_url || '',
+      serviceWechat: row.service_wechat || '',
+      serviceAccountName: row.service_account_name || '',
+      theme: row.theme || {},
+    },
+    features: row.feature_flags || {},
+    adminFeatures: row.admin_feature_flags || {},
+    publicConfig: row.public_config || {},
+  };
+}