added place to telecommunication, added contract documents, added invoice to other contracts

frontend/src/services/api.ts

@@ -232,6 +232,10 @@ export const invoiceApi = {
     const res = await api.post<ApiResponse<Invoice>>(`/energy-details/${ecdId}/invoices`, data);
     return res.data;
   },
+  addInvoiceByContract: async (contractId: number, data: Partial<Invoice>) => {
+    const res = await api.post<ApiResponse<Invoice>>(`/contracts/${contractId}/invoices`, data);
+    return res.data;
+  },
   updateInvoice: async (ecdId: number, invoiceId: number, data: Partial<Invoice>) => {
     const res = await api.put<ApiResponse<Invoice>>(`/energy-details/${ecdId}/invoices/${invoiceId}`, data);
     return res.data;
@@ -655,6 +659,25 @@ export const contractApi = {
     const res = await api.get<ApiResponse<import('../types').CockpitResult>>('/contracts/cockpit');
     return res.data;
   },
+  // Vertragsdokumente
+  getDocuments: async (contractId: number) => {
+    const res = await api.get<ApiResponse<import('../types').ContractDocument[]>>(`/contracts/${contractId}/documents`);
+    return res.data;
+  },
+  uploadDocument: async (contractId: number, file: File, documentType: string, notes?: string) => {
+    const formData = new FormData();
+    formData.append('file', file);
+    formData.append('documentType', documentType);
+    if (notes) formData.append('notes', notes);
+    const res = await api.post<ApiResponse<import('../types').ContractDocument>>(`/contracts/${contractId}/documents`, formData, {
+      headers: { 'Content-Type': 'multipart/form-data' },
+    });
+    return res.data;
+  },
+  deleteDocument: async (contractId: number, documentId: number) => {
+    const res = await api.delete<ApiResponse<void>>(`/contracts/${contractId}/documents/${documentId}`);
+    return res.data;
+  },
   // Folgezähler
   addSuccessorMeter: async (contractId: number, data: { meterId: number; installedAt?: string; finalReadingPrevious?: number }) => {
     const res = await api.post<ApiResponse<any>>(`/contracts/${contractId}/successor-meter`, data);