Steuerstatus und Steuersatz in Kostenkarte wiederherstellen

docs/modules/market_management/konzepte/market_management_hermes_mcp_api.md

@@ -187,8 +187,11 @@ Weitere mögliche Tagesfelder sind `stand_start_time`, `stand_end_time`,
   `contact_email` und `contact_phone` ändern.
 - Kosten werden bei `market_management.create_occurrence` automatisch mit einer
   `Standkosten`-Position (`stand_fee`) und dem Standardsteuersatz 8.1 % angelegt.
-- `market_management.update_occurrence` ändert Kosten über `gross_cost` sowie die
-  optionale mehrzeilige Freitext-Aufschlüsselung `cost_items_text`.
+- `market_management.update_occurrence` ändert Kosten über `gross_cost`,
+  `tax_status`, `tax_rate` sowie die optionale mehrzeilige Freitext-Aufschlüsselung
+  `cost_items_text`.
+- `tax_status` ist `taxable` oder `tax_free`; bei `tax_free` ist der Steuersatz
+  `0.00`.
 - `gross_cost` darf `0.00` sein; einzelne Kostenpositionen und Kostenarten werden
   nicht separat über MCP verwaltet.
 

modules/market_management/mcp.php

@@ -40,7 +40,7 @@ function market_management_mcp_tools(): array
         'payment_status' => ['type' => ['string', 'null'], 'enum' => ['paid', 'unpaid']],
         'payment_date' => ['type' => ['string', 'null'], 'format' => 'date'], 'paid_amount' => ['type' => ['number', 'null']],
         'payment_method_code' => ['type' => ['string', 'null']], 'stand_size' => ['type' => ['string', 'null']],
-        'gross_cost' => ['type' => ['number', 'null'], 'minimum' => 0], 'cost_items_text' => ['type' => ['string', 'null']],
+        'gross_cost' => ['type' => ['number', 'null'], 'minimum' => 0], 'tax_status' => ['type' => ['string', 'null'], 'enum' => ['tax_free', 'taxable']], 'tax_rate' => ['type' => ['number', 'null'], 'minimum' => 0], 'cost_items_text' => ['type' => ['string', 'null']],
         'table_available' => ['type' => ['boolean', 'null']], 'table_rentable' => ['type' => ['boolean', 'null']],
         'own_table_required' => ['type' => ['boolean', 'null']], 'shelter_available' => ['type' => ['boolean', 'null']],
         'power_available' => ['type' => ['boolean', 'null']], 'water_available' => ['type' => ['boolean', 'null']],
@@ -216,7 +216,7 @@ function market_management_mcp_get_market(PDO $pdo, int $marketId, bool $include
 function market_management_mcp_update_occurrence(PDO $pdo, int $occurrenceId, array $input): array
 {
     $simpleCostFields = [];
-    foreach (['gross_cost', 'cost_items_text'] as $field) {
+    foreach (['gross_cost', 'cost_items_text', 'tax_status', 'tax_rate'] as $field) {
         if (array_key_exists($field, $input)) {
             $simpleCostFields[$field] = $input[$field];
             unset($input[$field]);

modules/market_management/service.php

@@ -1358,34 +1358,45 @@ function market_management_update_cost_item(PDO $pdo, int $costItemId, array $in
 
 function market_management_update_occurrence_simple_costs(PDO $pdo, int $occurrenceId, array $input): array
 {
-    $grossAmount = market_management_optional_number($input, 'gross_cost');
-    if ($grossAmount === null) {
-        throw new InvalidArgumentException('Gesamtkosten sind erforderlich.');
-    }
     $itemStmt = $pdo->prepare(
-        'SELECT id FROM market_occurrence_cost_item
+        'SELECT id, gross_amount, tax_status, tax_rate, description FROM market_occurrence_cost_item
          WHERE occurrence_id = :occurrence_id
          ORDER BY id ASC LIMIT 1'
     );
     $itemStmt->execute([':occurrence_id' => $occurrenceId]);
-    $itemId = $itemStmt->fetchColumn();
-    $description = array_key_exists('cost_items_text', $input)
-        ? market_management_optional_string($input, 'cost_items_text')
-        : null;
-    if ($itemId === false) {
+    $existingItem = $itemStmt->fetch();
+    if (!is_array($existingItem)) {
+        $grossAmount = market_management_optional_number($input, 'gross_cost') ?? '0.00';
+        $taxStatus = trim((string) ($input['tax_status'] ?? 'taxable'));
+        $taxRate = market_management_optional_number($input, 'tax_rate') ?? ($taxStatus === 'tax_free' ? '0.00' : '8.10');
         $item = market_management_create_cost_item($pdo, [
             'occurrence_id' => $occurrenceId,
             'cost_type_id' => market_management_get_cost_type_id($pdo, 'stand_fee'),
-            'description' => $description,
+            'description' => array_key_exists('cost_items_text', $input) ? market_management_optional_string($input, 'cost_items_text') : null,
             'gross_amount' => $grossAmount,
-            'tax_status' => 'taxable',
-            'tax_rate' => 8.10,
+            'tax_status' => $taxStatus,
+            'tax_rate' => $taxRate,
         ]);
     } else {
-        $item = market_management_update_cost_item($pdo, (int) $itemId, [
-            'description' => $description,
-            'gross_amount' => $grossAmount,
-        ]);
+        $costFields = [];
+        if (array_key_exists('gross_cost', $input)) {
+            $costFields['gross_amount'] = market_management_optional_number($input, 'gross_cost');
+        }
+        if (array_key_exists('cost_items_text', $input)) {
+            $costFields['description'] = market_management_optional_string($input, 'cost_items_text');
+        }
+        if (array_key_exists('tax_status', $input)) {
+            $costFields['tax_status'] = trim((string) $input['tax_status']);
+            if ($costFields['tax_status'] === 'tax_free' && !array_key_exists('tax_rate', $input)) {
+                $costFields['tax_rate'] = '0.00';
+            }
+        }
+        if (array_key_exists('tax_rate', $input)) {
+            $costFields['tax_rate'] = market_management_optional_number($input, 'tax_rate');
+        }
+        $item = $costFields === []
+            ? (array) $existingItem
+            : market_management_update_cost_item($pdo, (int) $existingItem['id'], $costFields);
     }
     return $item;
 }

modules/shared/auth/ui/home.php

@@ -1200,6 +1200,9 @@ function render_auth_home_page(array $user, array $otcProducts = [], array $otcM
     echo "  const marketOccurrenceFieldObserver = new MutationObserver(() => normalizeOccurrenceOverviewForm(contentRoot)); marketOccurrenceFieldObserver.observe(contentRoot, { childList: true, subtree: true });";
     echo "  const normalizeMarketSimpleCostFields = (root) => { root.querySelectorAll('[data-market-edit-form][data-market-edit-scope=participation]').forEach((form) => { if (form.dataset.marketSimpleCostsNormalized === 'true') { return; } const drawer = getMarketDrawer(); let payload = {}; try { payload = drawer?.dataset.marketPayload ? JSON.parse(drawer.dataset.marketPayload) : {}; } catch (error) {} const item = Array.isArray(payload.occurrence?.cost_items) ? payload.occurrence.cost_items[0] : null; const total = form.querySelector('[name=gross_cost]'); const text = form.querySelector('[name=cost_items_text]'); const totalLabel = total?.closest('.sg-labeled-input-row')?.querySelector('.sg-label'); const textLabel = text?.closest('.sg-labeled-input-row')?.querySelector('.sg-label'); if (total) { total.disabled = false; total.removeAttribute('disabled'); total.type = 'number'; total.step = '0.01'; total.min = '0'; total.required = true; total.classList.remove('sg-input-single-line--disabled', 'sg-form-disabled'); total.value = payload.occurrence?.cost_summary?.gross_amount ?? item?.gross_amount ?? ''; } if (text) { text.disabled = false; text.removeAttribute('disabled'); text.classList.remove('sg-form-disabled'); text.value = item?.description || ''; } if (totalLabel) { totalLabel.textContent = 'Gesamtkosten'; } if (textLabel) { textLabel.textContent = 'Kostenpositionen'; } form.dataset.marketSimpleCostsNormalized = 'true'; }); };";
     echo "  const marketSimpleCostFieldsObserver = new MutationObserver(() => normalizeMarketSimpleCostFields(contentRoot)); marketSimpleCostFieldsObserver.observe(contentRoot, { childList: true, subtree: true }); normalizeMarketSimpleCostFields(contentRoot);";
+    echo "  const normalizeMarketTaxFields = (root) => { root.querySelectorAll('[data-market-edit-form][data-market-edit-scope=participation]').forEach((form) => { if (form.dataset.marketTaxFieldsNormalized === 'true') { return; } const total = form.querySelector('[name=gross_cost]'); const totalGroup = total?.closest('.sg-form-sections-card__field-group'); if (!totalGroup) { return; } const drawer = getMarketDrawer(); let payload = {}; try { payload = drawer?.dataset.marketPayload ? JSON.parse(drawer.dataset.marketPayload) : {}; } catch (error) {} const item = Array.isArray(payload.occurrence?.cost_items) ? payload.occurrence.cost_items[0] : null; const taxStatusGroup = document.createElement('div'); taxStatusGroup.className = 'sg-form-sections-card__field-group'; taxStatusGroup.innerHTML = marketEditField('tax_status', 'Steuerstatus', 'select', item?.tax_status || 'taxable', [['taxable', 'Steuerpflichtig'], ['tax_free', 'Steuerfrei']], true); const taxRateGroup = document.createElement('div'); taxRateGroup.className = 'sg-form-sections-card__field-group'; taxRateGroup.innerHTML = marketEditField('tax_rate', 'Steuersatz', 'number', item?.tax_rate ?? '8.10', [], true); totalGroup.after(taxStatusGroup, taxRateGroup); const taxStatus = taxStatusGroup.querySelector('[name=tax_status]'); const taxRate = taxRateGroup.querySelector('[name=tax_rate]'); const sync = () => { const taxFree = taxStatus?.value === 'tax_free'; if (taxFree && taxRate) { taxRate.value = '0.00'; } if (taxRate) { taxRate.disabled = taxFree; taxRate.setAttribute('aria-disabled', String(taxFree)); } }; taxStatus?.addEventListener('change', sync); sync(); form.dataset.marketTaxFieldsNormalized = 'true'; }); };";
+    echo "  const marketTaxFieldsObserver = new MutationObserver(() => normalizeMarketTaxFields(contentRoot)); marketTaxFieldsObserver.observe(contentRoot, { childList: true, subtree: true }); normalizeMarketTaxFields(contentRoot);";
+    echo "  const marketTaxRateAttributesObserver = new MutationObserver(() => { contentRoot.querySelectorAll('[data-market-edit-form][data-market-edit-scope=participation] [name=tax_rate]').forEach((input) => { input.step = '0.01'; input.min = '0'; }); }); marketTaxRateAttributesObserver.observe(contentRoot, { childList: true, subtree: true });";
     echo "  bindTable();";
     echo "}";
     echo "function initMarketDefinitionsBindings() {";

public/api/market-occurrence.php

@@ -83,7 +83,7 @@ if ($requestMethod === 'POST') {
         }
         if ($fields !== []) {
             $simpleCostFields = [];
-            foreach (['gross_cost', 'cost_items_text'] as $costField) {
+            foreach (['gross_cost', 'cost_items_text', 'tax_status', 'tax_rate'] as $costField) {
                 if (array_key_exists($costField, $fields)) {
                     $simpleCostFields[$costField] = $fields[$costField];
                     unset($fields[$costField]);