feat(banking): add cost centres and VAT to account allocations

frontend/pages/accounting/bwa.vue

@@ -1,5 +1,6 @@
 <script setup lang="ts">
 import dayjs from "dayjs"
+import { getBankAllocationAmounts, getBankAllocationTaxBreakdown } from "~/utils/bankAllocationTax"
 import {
   getCreatedDocumentTaxBreakdown,
   getIncomingInvoiceTaxBreakdown
@@ -201,7 +202,7 @@ const expenseNetTotal = computed(() => {
 const expenseGrossTotal = computed(() => {
   const invoiceExpenses = filteredIncomingInvoices.value.reduce((sum, invoice) => sum + getIncomingInvoiceImmediateExpenseGross(invoice), 0)
 
-  const directAccountExpenses = getStatementAccountExpenseTotal(filteredStatementAllocations.value)
+  const directAccountExpenses = getStatementAccountExpenseTotal(filteredStatementAllocations.value, true)
 
   const depreciations = depreciationTotal.value
 
@@ -231,6 +232,13 @@ const taxSummary = computed(() => {
     }
   }, { net19: 0, tax19: 0, net7: 0, tax7: 0, net0: 0 })
 
+  filteredStatementAllocations.value.forEach((allocation) => {
+    const breakdown = getBankAllocationTaxBreakdown(allocation)
+    for (const key of ["net19", "tax19", "net7", "tax7", "net0"] as const) {
+      output[key] += breakdown.output[key]
+      input[key] += breakdown.input[key]
+    }
+  })
   const outputTax = Number((output.tax19 + output.tax7).toFixed(2))
   const inputTax = Number((input.tax19 + input.tax7).toFixed(2))
 
@@ -303,13 +311,9 @@ const accountRows = computed(() => {
       const debitBookings = filteredStatementAllocations.value
         .filter((allocation) => sameId(allocation.account?.id || allocation.account, account.id))
         .map((allocation) => {
-          const amount = Number(allocation.amount || 0)
-
           return {
             type: "statementallocation",
-            amountNet: amount,
-            amountTax: 0,
-            amountGross: amount
+            ...getBankAllocationAmounts(allocation)
           }
         })