feat: Add quantity support for product modules, multiply prices in order snapshot and pdf

shop/lib/actions/orders.ts

@@ -50,6 +50,7 @@ function hashOrderSnapshot(snapshot: object): string {
  */
 export async function submitOrder(params: {
   selections: WizardSelections
+  moduleQuantities?: Record<string, number>
   products?: Product[]
   categories?: Category[]
   customerProfile: Partial<Profile>
@@ -57,7 +58,7 @@ export async function submitOrder(params: {
   endCustomer?: EndCustomer | null
   billingInterval?: 'one_time' | 'monthly'
 }): Promise<Order> {
-  const { selections, customerProfile, endCustomerId, endCustomer, billingInterval } = params
+  const { selections, moduleQuantities, customerProfile, endCustomerId, endCustomer, billingInterval } = params
   const supabase = await createClient()
 
   const { data: { user } } = await supabase.auth.getUser()
@@ -106,7 +107,7 @@ export async function submitOrder(params: {
   // 1. Snapshots aufbauen
   // Wenn Endkunde vorhanden: dessen Daten einfrieren; sonst Partner-Profil (Fallback)
   const customerSnapshot = buildCustomerSnapshot(customerProfile, endCustomer ?? null)
-  const orderSnapshot = buildOrderSnapshot(selections, dbProducts, dbCategories, billingInterval)
+  const orderSnapshot = buildOrderSnapshot(selections, dbProducts, dbCategories, billingInterval, moduleQuantities)
 
   // 2. Idempotenz-Guard: Prüfen ob identische Bestellung in den letzten 30s existiert
   const orderHash = hashOrderSnapshot(orderSnapshot)

shop/lib/actions/products.ts

@@ -89,6 +89,7 @@ export async function createProduct(
       price: m.price,
       requirements: m.requirements || [],
       exclusions: m.exclusions || [],
+      has_quantity: m.has_quantity ?? false,
     }))
     const { error: modulesError } = await supabase
       .from('product_modules')
@@ -125,6 +126,7 @@ export async function updateProduct(id: string, product: Partial<Product>, modul
       price: m.price,
       requirements: m.requirements || [],
       exclusions: m.exclusions || [],
+      has_quantity: m.has_quantity ?? false,
     }))
     const { error: modulesError } = await supabase
       .from('product_modules')

shop/lib/license-transform.ts

@@ -85,7 +85,8 @@ export function buildOrderSnapshot(
   selections: WizardSelections,
   products: Product[],
   categories: Category[],
-  billingInterval?: 'one_time' | 'monthly'
+  billingInterval?: 'one_time' | 'monthly',
+  moduleQuantities?: Record<string, number>
 ): OrderSnapshot {
   const items: OrderItem[] = []
   let subtotal = 0
@@ -103,13 +104,18 @@ export function buildOrderSnapshot(
     const selectedModules = sel.moduleIds
       .map((modId) => prod.modules?.find((m) => m.id === modId))
       .filter((m): m is NonNullable<typeof m> => !!m)
-      .map((mod) => ({
-        module_id: mod.id,
-        module_name: mod.name,
-        price: mod.price,
-      }))
+      .map((mod) => {
+        const qty = moduleQuantities?.[mod.id] || 1
+        return {
+          module_id: mod.id,
+          module_name: mod.name,
+          price: mod.price,
+          quantity: qty,
+          total_price: mod.price * qty,
+        }
+      })
 
-    const moduleTotal = selectedModules.reduce((acc, m) => acc + m.price, 0)
+    const moduleTotal = selectedModules.reduce((acc, m) => acc + (m.total_price || m.price), 0)
     const itemTotal = prod.base_price + moduleTotal
     subtotal += itemTotal
 
@@ -157,7 +163,8 @@ export function transformToLicenseBundle(
   selections: WizardSelections,
   products: Product[],
   categories: Category[],
-  customer: Partial<Profile>
+  customer: Partial<Profile>,
+  moduleQuantities?: Record<string, number>
 ): LicenseBundle {
   const options: LicenseOption[] = []
   let monthlyTotal = 0
@@ -186,6 +193,7 @@ export function transformToLicenseBundle(
     for (const modId of sel.moduleIds) {
       const mod = prod.modules?.find((m) => m.id === modId)
       if (!mod) continue
+      const qty = moduleQuantities?.[mod.id] || 1
 
       options.push({
         key: `${prodKey}__${slugify(mod.name)}`,
@@ -194,10 +202,11 @@ export function transformToLicenseBundle(
         // Module erben das Billing-Intervall des übergeordneten Produkts
         billing: prod.billing_interval,
         price_net: mod.price,
+        quantity: qty,
       })
 
-      if (prod.billing_interval === 'monthly') monthlyTotal += mod.price
-      else oneTimeTotal += mod.price
+      if (prod.billing_interval === 'monthly') monthlyTotal += mod.price * qty
+      else oneTimeTotal += mod.price * qty
     }
   }
 
@@ -238,16 +247,19 @@ export function licenseBundleFromSnapshot(
     else oneTimeTotal += item.base_price
 
     for (const mod of item.selected_modules) {
+      const qty = mod.quantity || 1
+      const modPrice = mod.total_price || (mod.price * qty)
       options.push({
         key: `${prodKey}__${slugify(mod.module_name)}`,
         label: mod.module_name,
         active: true,
         billing: item.billing_interval,
         price_net: mod.price,
+        quantity: qty,
       })
 
-      if (item.billing_interval === 'monthly') monthlyTotal += mod.price
-      else oneTimeTotal += mod.price
+      if (item.billing_interval === 'monthly') monthlyTotal += modPrice
+      else oneTimeTotal += modPrice
     }
   }
 

shop/lib/types.ts

@@ -36,6 +36,7 @@ export type ProductModule = {
   requirements: string[]   // UUID[] anderer Module, die aktiv sein müssen
   exclusions: string[]     // UUID[] von Modulen, die nicht gleichzeitig aktiv sein dürfen
   created_at: string
+  has_quantity?: boolean
 }
 
 export type Profile = {
@@ -103,6 +104,8 @@ export type OrderModuleSnapshot = {
   module_id: string
   module_name: string
   price: number
+  quantity?: number
+  total_price?: number
 }
 
 export type OrderItem = {
@@ -154,6 +157,7 @@ export type LicenseOption = {
   active: boolean
   billing: BillingInterval
   price_net: number
+  quantity?: number
 }
 
 export type LicenseBundle = {