Dokumentenvorlagen im Ausgangsbeleg-Editor ergänzen

frontend/pages/createDocument/edit/[[id]].vue

@@ -13,6 +13,8 @@ const router = useRouter()
 const modal = useModal()
 const auth = useAuthStore()
 const toast = useToast()
+const isTemplateMode = computed(() => Boolean(route.query.templateFromDocument || route.query.templateId || route.query.mode === "template"))
+const templateName = ref("")
 const quoteLikeDocumentTypes = ["quotes", "costEstimates"]
 const deliveryNoteLikeDocumentTypes = ["deliveryNotes", "packingSlips"]
 const documentStorageFallbackTypes = {
@@ -399,6 +401,24 @@ const setupPage = async () => {
   if (route.query) {
     if (route.query.type) itemInfo.value.type = route.query.type
 
+    if (route.query.templateFromDocument) {
+      const sourceDocument = await useEntities("createddocuments").selectSingle(route.query.templateFromDocument, '', false)
+      const sourceData = JSON.parse(JSON.stringify(sourceDocument || {}))
+      ;["id", "createdAt", "tenant", "documentNumber", "documentDate", "state", "customer", "contact", "address", "project", "costcentre", "createddocument", "availableInPortal", "archived", "statementallocations", "files", "linkedDocument", "createddocuments", "serialexecution"].forEach((key) => delete sourceData[key])
+      Object.assign(itemInfo.value, sourceData)
+      itemInfo.value.type = route.query.type || sourceDocument?.type || itemInfo.value.type
+      templateName.value = `${dataStore.documentTypesForCreation[itemInfo.value.type]?.labelSingle || "Dokument"} Vorlage`
+    }
+
+    if (route.query.templateId) {
+      const template = await useEntities("documenttemplates").selectSingle(route.query.templateId, '', false)
+      if (template?.templateData) {
+        Object.assign(itemInfo.value, JSON.parse(JSON.stringify(template.templateData)))
+        itemInfo.value.type = template.documentType
+        templateName.value = template.name
+      }
+    }
+
     if (!itemInfo.value.startText && !itemInfo.value.endText) {
       setDocumentTypeConfig(true)
     } else {
@@ -1756,6 +1776,31 @@ const saveSerialInvoice = async () => {
   await router.push(`/createDocument/edit/${data.id}`)
 }
 
+const serializeTemplateData = () => {
+  const data = JSON.parse(JSON.stringify(itemInfo.value))
+  ;["id", "createdAt", "tenant", "documentNumber", "documentDate", "state", "customer", "contact", "address", "project", "costcentre", "createddocument", "availableInPortal", "archived", "statementallocations", "files", "linkedDocument", "createddocuments", "serialexecution", "createdBy", "created_by"].forEach((key) => delete data[key])
+  return data
+}
+
+const saveDocumentTemplate = async () => {
+  if (!templateName.value.trim()) {
+    toast.add({ title: "Vorlagenname fehlt", description: "Bitte einen Namen für die Vorlage vergeben.", color: "error" })
+    return
+  }
+
+  const payload = {
+    name: templateName.value.trim(),
+    documentType: itemInfo.value.type,
+    templateData: serializeTemplateData(),
+    default: false,
+  }
+  const template = route.query.templateId
+      ? await useEntities("documenttemplates").update(route.query.templateId, payload, true)
+      : await useEntities("documenttemplates").create(payload)
+  toast.add({ title: "Vorlage gespeichert", color: "success" })
+  await router.push(`/createDocument/edit?mode=template&templateId=${template.id || route.query.templateId}`)
+}
+
 const saveDocument = async (state, resetup = false) => {
 
   itemInfo.value.state = state
@@ -2024,7 +2069,7 @@ const setRowData = async (row, service = {sellingPriceComposed: {}}, product = {
       <ArchiveButton
           color="error"
           type="createddocuments"
-          v-if="itemInfo.state === 'Entwurf' || itemInfo.type === 'serialInvoices'"
+          v-if="!isTemplateMode && (itemInfo.state === 'Entwurf' || itemInfo.type === 'serialInvoices')"
           variant="outline"
           @confirmed="useEntities('createddocuments').update(itemInfo.id,{archived: true}),
                       router.push('/')"
@@ -2032,27 +2077,46 @@ const setRowData = async (row, service = {sellingPriceComposed: {}}, product = {
       <UButton
           icon="i-mdi-content-save"
           @click="saveDocument('Entwurf',true)"
-          v-if="itemInfo.type !== 'serialInvoices' "
+          v-if="itemInfo.type !== 'serialInvoices' && !isTemplateMode"
           :disabled="!itemInfo.customer"
       >
         Speichern
       </UButton>
+      <UButton
+          v-if="isTemplateMode"
+          icon="i-mdi-content-save"
+          color="primary"
+          @click="saveDocumentTemplate"
+      >
+        Als Vorlage speichern
+      </UButton>
       <UButton
           @click="closeDocument"
-          v-if="itemInfo.id && itemInfo.type !== 'serialInvoices'"
+          v-if="itemInfo.id && itemInfo.type !== 'serialInvoices' && !isTemplateMode"
       >
         {{selectedTab === '0' ? "Vorschau zeigen" : "Fertigstellen"}}
       </UButton>
       <UButton
           icon="i-mdi-content-save"
           @click="saveSerialInvoice"
-          v-if="itemInfo.type === 'serialInvoices'"
+          v-if="itemInfo.type === 'serialInvoices' && !isTemplateMode"
       >
         Serienrechnung
       </UButton>
     </template>
   </UDashboardNavbar>
   <UDashboardPanelContent>
+    <div v-if="isTemplateMode" class="px-5 pt-5">
+      <UAlert
+          color="primary"
+          variant="soft"
+          title="Vorlagenmodus"
+          description="Dieser Editor speichert ausschließlich eine Dokumentenvorlage. Es wird kein Ausgangsbeleg erstellt."
+      />
+      <UFormField label="Vorlagenname" required class="mt-3">
+        <UInput v-model="templateName" placeholder="z. B. Standardrechnung" class="w-full" />
+      </UFormField>
+    </div>
     <UTabs class="p-5" :items="tabItems" @update:model-value="onChangeTab" v-if="loaded" v-model="selectedTab">
       <template #content="{item}">
         <div v-if="item.label === 'Editor'">
@@ -2084,6 +2148,7 @@ const setRowData = async (row, service = {sellingPriceComposed: {}}, product = {
                   <USelectMenu
                       :items="documentTypeItems"
                       v-model="itemInfo.type"
+                      :disabled="isTemplateMode"
                       value-key="type"
                       label-key="label"
                       @update:model-value="setDocumentTypeConfig"