Stripe: Preise je Produkt, Testrabatt Hosting, Kundenportal „Abo verwalten“, Mindestlaufzeit ab termStartAt

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

test/support/fakeStripe.js

@@ -9,7 +9,12 @@ export async function startFakeStripe() {
   const subscriptions = new Map()
   const prices = new Map()
   const invoices = new Map()
+  const products = new Map()
+  const coupons = new Map()
+  const billingPortalConfigurations = new Map()
   const calls = []
+  let seq = 0
+  const nextId = (prefix) => `${prefix}_test_${(seq += 1)}`
 
   const flat = (params) => Object.fromEntries(params.entries())
   const noSuch = (what, id) => [404, { error: { type: 'invalid_request_error', code: 'resource_missing', message: `No such ${what}: '${id}'` } }]
@@ -22,7 +27,26 @@ export async function startFakeStripe() {
       req.on('end', () => resolve(new URLSearchParams(raw)))
     })
 
-  const route = (method, path, query) => {
+  // Stripe serialisiert verschachtelte Parameter (z. B. recurring[interval]=month) als flache
+  // Formularschluessel. Fuer die Routen selbst wieder zu einem verschachtelten Objekt zusammenbauen.
+  const unflatten = (params) => {
+    const root = {}
+    for (const [rawKey, value] of params.entries()) {
+      const path = rawKey.match(/[^[\]]+/g) || [rawKey]
+      let node = root
+      path.forEach((key, i) => {
+        if (i === path.length - 1) {
+          node[key] = value
+        } else {
+          if (!(key in node)) node[key] = /^\d+$/.test(path[i + 1]) ? [] : {}
+          node = node[key]
+        }
+      })
+    }
+    return root
+  }
+
+  const route = (method, path, query, body) => {
     let m
     if (method === 'GET' && (m = path.match(/^\/v1\/subscriptions\/([^/]+)$/))) {
       return subscriptions.has(m[1]) ? [200, subscriptions.get(m[1])] : noSuch('subscription', m[1])
@@ -38,9 +62,94 @@ export async function startFakeStripe() {
       )
       return [200, listOf(found)]
     }
+    if (method === 'POST' && path === '/v1/prices') {
+      const data = unflatten(body)
+      const obj = {
+        id: nextId('price'),
+        object: 'price',
+        active: true,
+        product: data.product,
+        currency: data.currency || 'eur',
+        unit_amount: data.unit_amount != null ? Number(data.unit_amount) : null,
+        recurring: data.recurring ? { interval: data.recurring.interval } : null,
+        tax_behavior: data.tax_behavior || null,
+        lookup_key: data.lookup_key || null,
+        nickname: data.nickname || null,
+      }
+      prices.set(obj.id, obj)
+      return [200, obj]
+    }
     if (method === 'GET' && (m = path.match(/^\/v1\/invoices\/([^/]+)$/))) {
       return invoices.has(m[1]) ? [200, invoices.get(m[1])] : noSuch('invoice', m[1])
     }
+    if (method === 'POST' && path === '/v1/products') {
+      const data = unflatten(body)
+      const obj = {
+        id: nextId('prod'),
+        object: 'product',
+        active: true,
+        name: data.name || '',
+        description: data.description ?? null,
+        statement_descriptor: data.statement_descriptor ?? null,
+        metadata: data.metadata || {},
+      }
+      products.set(obj.id, obj)
+      return [200, obj]
+    }
+    if (method === 'GET' && (m = path.match(/^\/v1\/coupons\/([^/]+)$/))) {
+      return coupons.has(m[1]) ? [200, coupons.get(m[1])] : noSuch('coupon', m[1])
+    }
+    if (method === 'POST' && path === '/v1/coupons') {
+      const data = unflatten(body)
+      const id = data.id || nextId('coupon')
+      const obj = {
+        id,
+        object: 'coupon',
+        valid: true,
+        name: data.name || null,
+        amount_off: data.amount_off != null ? Number(data.amount_off) : null,
+        currency: data.currency || null,
+        duration: data.duration || 'once',
+        metadata: data.metadata || {},
+      }
+      coupons.set(id, obj)
+      return [200, obj]
+    }
+    if (method === 'GET' && path === '/v1/billing_portal/configurations') {
+      const active = query.get('active')
+      const found = [...billingPortalConfigurations.values()].filter(
+        (c) => active === null || String(c.active !== false) === active
+      )
+      return [200, listOf(found)]
+    }
+    if (method === 'POST' && path === '/v1/billing_portal/configurations') {
+      const data = unflatten(body)
+      const obj = {
+        id: nextId('bpc'),
+        object: 'billing_portal.configuration',
+        active: true,
+        business_profile: data.business_profile || {},
+        default_return_url: data.default_return_url || null,
+        features: data.features || {},
+        metadata: data.metadata || {},
+      }
+      billingPortalConfigurations.set(obj.id, obj)
+      return [200, obj]
+    }
+    if (method === 'POST' && (m = path.match(/^\/v1\/billing_portal\/configurations\/([^/]+)$/))) {
+      const existing = billingPortalConfigurations.get(m[1])
+      if (!existing) return noSuch('configuration', m[1])
+      const data = unflatten(body)
+      const updated = {
+        ...existing,
+        ...data,
+        business_profile: { ...existing.business_profile, ...(data.business_profile || {}) },
+        features: { ...existing.features, ...(data.features || {}) },
+        metadata: { ...existing.metadata, ...(data.metadata || {}) },
+      }
+      billingPortalConfigurations.set(m[1], updated)
+      return [200, updated]
+    }
     return [404, { error: { type: 'invalid_request_error', message: `No such route: ${method} ${path}` } }]
   }
 
@@ -48,7 +157,7 @@ export async function startFakeStripe() {
     const url = new URL(req.url, 'http://127.0.0.1')
     const body = await readBody(req)
     calls.push({ method: req.method, path: url.pathname, query: flat(url.searchParams), body: flat(body) })
-    const [status, payload] = route(req.method, url.pathname, url.searchParams)
+    const [status, payload] = route(req.method, url.pathname, url.searchParams, body)
     res.writeHead(status, { 'Content-Type': 'application/json', 'Request-Id': `req_test_${calls.length}` })
     res.end(JSON.stringify(payload))
   })
@@ -60,6 +169,9 @@ export async function startFakeStripe() {
     subscriptions,
     prices,
     invoices,
+    products,
+    coupons,
+    billingPortalConfigurations,
     close: () => new Promise((resolve) => server.close(resolve)),
   }
 }