contractnumber provider added, old provider number field only if no previous contact exist

backend/node_modules/.prisma/client/index-browser.js

@@ -412,11 +412,15 @@ exports.Prisma.ContractScalarFieldEnum = {
   cancellationPeriodId: 'cancellationPeriodId',
   contractDurationId: 'contractDurationId',
   previousContractId: 'previousContractId',
+  previousProviderId: 'previousProviderId',
+  previousCustomerNumber: 'previousCustomerNumber',
+  previousContractNumber: 'previousContractNumber',
   providerId: 'providerId',
   tariffId: 'tariffId',
   providerName: 'providerName',
   tariffName: 'tariffName',
   customerNumberAtProvider: 'customerNumberAtProvider',
+  contractNumberAtProvider: 'contractNumberAtProvider',
   priceFirst12Months: 'priceFirst12Months',
   priceFrom13Months: 'priceFrom13Months',
   priceAfter24Months: 'priceAfter24Months',

backend/node_modules/.prisma/client/package.json

@@ -1,5 +1,5 @@
 {
-  "name": "prisma-client-05071f627540060c098bd6f9ad2705f280d372ae8cdaf0576ff7e91f8d0f9863",
+  "name": "prisma-client-ab03eeebd49b41f4edbc7df102e0a7779d814508dbccb860745760460e9e271f",
   "main": "index.js",
   "types": "index.d.ts",
   "browser": "index-browser.js",

backend/node_modules/.prisma/client/schema.prisma

@@ -413,6 +413,7 @@ model Provider {
   isActive          Boolean    @default(true)
   tariffs           Tariff[]
   contracts         Contract[]
+  previousContracts Contract[] @relation("PreviousProvider") // Verträge wo dieser Provider Altanbieter ist
   createdAt         DateTime   @default(now())
   updatedAt         DateTime   @updatedAt
 }
@@ -509,6 +510,12 @@ model Contract {
   previousContract   Contract? @relation("ContractHistory", fields: [previousContractId], references: [id])
   followUpContract   Contract? @relation("ContractHistory")
 
+  // Altanbieter-Daten (nur wenn kein Vorgängervertrag existiert)
+  previousProviderId     Int?
+  previousProvider       Provider? @relation("PreviousProvider", fields: [previousProviderId], references: [id])
+  previousCustomerNumber String? // Kundennummer beim Altanbieter
+  previousContractNumber String? // Vertragsnummer beim Altanbieter
+
   // Anbieter & Tarif (neue Verknüpfung)
   providerId Int?
   provider   Provider? @relation(fields: [providerId], references: [id])
@@ -519,6 +526,7 @@ model Contract {
   providerName             String?
   tariffName               String?
   customerNumberAtProvider String?
+  contractNumberAtProvider String? // Vertragsnummer beim Anbieter
   priceFirst12Months       String? // Preis erste 12 Monate
   priceFrom13Months        String? // Preis ab 13. Monat
   priceAfter24Months       String? // Preis nach 24 Monaten

backend/node_modules/.prisma/client/wasm.js

@@ -412,11 +412,15 @@ exports.Prisma.ContractScalarFieldEnum = {
   cancellationPeriodId: 'cancellationPeriodId',
   contractDurationId: 'contractDurationId',
   previousContractId: 'previousContractId',
+  previousProviderId: 'previousProviderId',
+  previousCustomerNumber: 'previousCustomerNumber',
+  previousContractNumber: 'previousContractNumber',
   providerId: 'providerId',
   tariffId: 'tariffId',
   providerName: 'providerName',
   tariffName: 'tariffName',
   customerNumberAtProvider: 'customerNumberAtProvider',
+  contractNumberAtProvider: 'contractNumberAtProvider',
   priceFirst12Months: 'priceFirst12Months',
   priceFrom13Months: 'priceFrom13Months',
   priceAfter24Months: 'priceAfter24Months',