From d0755020adc2971248bf29844dbf95ed185b5ccf Mon Sep 17 00:00:00 2001
From: flfeders <f.federspiel@federspiel.tech>
Date: Mon, 17 Aug 2026 17:59:51 +0200
Subject: [PATCH] Ausgangsbeleg-Tabs schneller rendern

---
 frontend/pages/createDocument/index.vue | 139 ++++++++++++++++++------
 1 file changed, 106 insertions(+), 33 deletions(-)

diff --git a/frontend/pages/createDocument/index.vue b/frontend/pages/createDocument/index.vue
index 27e2b3d..336281f 100644
--- a/frontend/pages/createDocument/index.vue
+++ b/frontend/pages/createDocument/index.vue
@@ -57,14 +57,16 @@
       </UBadge>
     </template>
     <template #content="{item}">
-      <div style="height: 80vh; overflow-y: scroll">
-        <UTable
-            :columns="normalizeTableColumns(getColumnsForTab(item.key))"
-            :data="getRowsForTab(item.key)"
-            :ui="{ divide: 'divide-gray-200 dark:divide-gray-800' }"
-            class="w-full"
-            :on-select="selectItem"
-        >
+      <div class="flex h-[80vh] flex-col">
+        <div class="min-h-0 flex-1 overflow-y-auto">
+          <UTable
+              :columns="normalizeTableColumns(getColumnsForTab(item.key))"
+              :data="getVisibleRowsForTab(item.key)"
+              :ui="{ divide: 'divide-gray-200 dark:divide-gray-800' }"
+              class="w-full"
+              :watch-options="{ deep: false }"
+              :on-select="selectItem"
+          >
           <template #type-cell="{row}">
             <span v-if="row.original.type === 'cancellationInvoices'" class="text-cyan-500">{{
                 dataStore.documentTypesForCreation[row.original.type].labelSingle
@@ -118,25 +120,37 @@
           <template #paid-cell="{row}">
             <div
                 v-if="(row.original.type === 'invoices' ||row.original.type === 'advanceInvoices') && row.original.state === 'Gebucht' && !hasCancellationInvoice(row.original)">
-              <span v-if="useSum().getIsPaid(row.original,items)" class="text-primary-500">Bezahlt</span>
+              <span v-if="isPaid(row.original)" class="text-primary-500">Bezahlt</span>
               <span v-else class="text-rose-600">Offen</span>
             </div>
           </template>
 
           <template #amount-cell="{row}">
-            <span v-if="!deliveryNoteLikeDocumentTypes.includes(row.original.type)">{{ displayCurrency(useSum().getCreatedDocumentSum(row.original, items)) }}</span>
+            <span v-if="!deliveryNoteLikeDocumentTypes.includes(row.original.type)">{{ displayCurrency(getDocumentAmount(row.original)) }}</span>
           </template>
 
           <template #amountOpen-cell="{row}">
             <span
-                v-if="!['cancellationInvoices','confirmationOrders', ...quoteLikeDocumentTypes, ...deliveryNoteLikeDocumentTypes].includes(row.original.type) && row.original.state !== 'Entwurf' && !hasCancellationInvoice(row.original) && !useSum().getIsPaid(row.original,items) ">
-              {{ displayCurrency(useSum().getCreatedDocumentOpenAmount(row.original, items)) }}
+                v-if="!['cancellationInvoices','confirmationOrders', ...quoteLikeDocumentTypes, ...deliveryNoteLikeDocumentTypes].includes(row.original.type) && row.original.state !== 'Entwurf' && !hasCancellationInvoice(row.original) && !isPaid(row.original) ">
+              {{ displayCurrency(getDocumentOpenAmount(row.original)) }}
             </span>
           </template>
           <template #empty>
             <TableEmptyState label="Keine Belege anzuzeigen" />
           </template>
-        </UTable>
+          </UTable>
+        </div>
+        <div
+            v-if="getRowsForTab(item.key).length > rowsPerPage"
+            class="flex items-center justify-center border-t border-gray-200 bg-white p-3 dark:border-gray-800 dark:bg-gray-900"
+        >
+          <UPagination
+              v-model:page="tabPages[item.key]"
+              :items-per-page="rowsPerPage"
+              :total="getRowsForTab(item.key).length"
+              :show-edges="true"
+          />
+        </div>
       </div>
     </template>
   </UTabs>
@@ -144,7 +158,7 @@
 
 <script setup>
 import dayjs from "dayjs";
-import { ref, computed, watch } from 'vue';
+import { ref, computed, reactive, watch } from 'vue';
 
 const dataStore = useDataStore()
 const tempStore = useTempStore()
@@ -158,6 +172,17 @@ const dataType = dataStore.dataTypes[type]
 const items = ref([])
 const selectedItem = ref(0)
 const activeTabIndex = ref(0)
+const rowsPerPage = 100
+const tabPages = reactive({
+  drafts: 1,
+  invoices: 1,
+  quotes: 1,
+  costEstimates: 1,
+  deliveryNotes: 1,
+  packingSlips: 1,
+  confirmationOrders: 1
+})
+const sum = useSum()
 
 // Debounce-Logik für die Suche
 const searchString = ref(tempStore.searchStrings['createddocuments'] || '')
@@ -281,22 +306,53 @@ const clearSearchString = () => {
   debouncedSearchString.value = ''
 }
 
-const getCancellationInvoice = (row) => {
-  return items.value.find((item) => {
-    const linkedDocumentId = item.createddocument?.id || item.createddocument
-    return item.type === 'cancellationInvoices'
-        && item.state !== 'Entwurf'
-        && !item.archived
-        && linkedDocumentId === row.id
-  })
-}
+const cancellationInvoicesByDocument = computed(() => {
+  const result = new Map()
 
+  items.value.forEach((item) => {
+    const linkedDocumentId = item.createddocument?.id || item.createddocument
+    if (item.type === 'cancellationInvoices' && item.state !== 'Entwurf' && !item.archived && linkedDocumentId) {
+      result.set(linkedDocumentId, item)
+    }
+  })
+
+  return result
+})
+
+const documentAmounts = computed(() => {
+  const result = new Map()
+
+  items.value.forEach((item) => {
+    const amount = sum.getCreatedDocumentSum(item, items.value)
+    const amountPaid = (item.statementallocations || []).reduce(
+        (total, allocation) => total + Number(allocation.amount || 0),
+        0
+    )
+
+    result.set(item.id, {
+      amount,
+      openAmount: Number((amount - amountPaid).toFixed(2))
+    })
+  })
+
+  return result
+})
+
+const getCancellationInvoice = (row) => cancellationInvoicesByDocument.value.get(row.id)
 const hasCancellationInvoice = (row) => Boolean(getCancellationInvoice(row))
+const getDocumentAmount = (row) => documentAmounts.value.get(row.id)?.amount || 0
+const getDocumentOpenAmount = (row) => documentAmounts.value.get(row.id)?.openAmount || 0
+const isPaid = (row) => getDocumentOpenAmount(row) === 0
 
 const openUnpaidInvoicesFilter = {
   name: 'Nur offene Belege',
   filterFunction: (row) => {
-    return row.state === 'Entwurf' || useSum().isOpenCreatedDocument(row, items.value)
+    return row.state === 'Entwurf' || (
+        ['invoices', 'advanceInvoices'].includes(row.type)
+        && row.state === 'Gebucht'
+        && !hasCancellationInvoice(row)
+        && !isPaid(row)
+    )
   }
 }
 
@@ -339,16 +395,33 @@ const filteredRows = computed(() => {
   return results
 })
 
-const getRowsForTab = (tabKey) => {
-  return filteredRows.value.filter(row => {
-    if (tabKey === 'drafts') return row.state === 'Entwurf'
-    if (row.state === 'Entwurf') return false
-    if (tabKey === 'invoices') return ['invoices', 'advanceInvoices', 'cancellationInvoices'].includes(row.type)
-    return row.type === tabKey
+const rowsByTab = computed(() => {
+  const result = Object.fromEntries(templateTypes.map(type => [type.key, []]))
+
+  filteredRows.value.forEach(row => {
+    if (row.state === 'Entwurf') {
+      result.drafts.push(row)
+    } else if (['invoices', 'advanceInvoices', 'cancellationInvoices'].includes(row.type)) {
+      result.invoices.push(row)
+    } else if (result[row.type]) {
+      result[row.type].push(row)
+    }
   })
+
+  return result
+})
+
+const getRowsForTab = (tabKey) => rowsByTab.value[tabKey] || []
+
+const getVisibleRowsForTab = (tabKey) => {
+  const rows = getRowsForTab(tabKey)
+  const start = (tabPages[tabKey] - 1) * rowsPerPage
+  return rows.slice(start, start + rowsPerPage)
 }
 
-const isPaid = (item) => {
-  return useSum().getIsPaid(item, items.value)
-}
+watch([debouncedSearchString, selectedFilters, selectedTypes], () => {
+  Object.keys(tabPages).forEach((key) => {
+    tabPages[key] = 1
+  })
+}, { deep: true })
 </script>