feat: implement category flags, drop global tables, fix sidebar sticky layout

shop/components/order-wizard.tsx

@@ -593,31 +593,54 @@ export function OrderWizard({
   function selectProduct(catId: string, productId: string) {
     setSelections(prev => {
       const cat = categories.find(c => c.id === catId)
+
+      // Build updated selection for this category
+      let updatedCatSel: CategorySelection
       if (cat?.allow_multiselect) {
         const currentIds = prev[catId]?.productIds || []
         const nextIds = currentIds.includes(productId)
           ? currentIds.filter(id => id !== productId)
           : [...currentIds, productId]
-        return {
-          ...prev,
-          [catId]: {
-            productId: nextIds[0] || null,
-            productIds: nextIds,
-            moduleIds: prev[catId]?.moduleIds || []
-          }
+        updatedCatSel = {
+          productId: nextIds[0] || null,
+          productIds: nextIds,
+          moduleIds: prev[catId]?.moduleIds || []
         }
       } else {
         const isCurrentlyChecked = prev[catId]?.productId === productId
         const nextId = isCurrentlyChecked ? null : productId
-        return {
-          ...prev,
-          [catId]: {
-            productId: nextId,
-            productIds: nextId ? [nextId] : [],
-            moduleIds: []
-          }
+        updatedCatSel = {
+          productId: nextId,
+          productIds: nextId ? [nextId] : [],
+          moduleIds: []
         }
       }
+
+      // If this category resets others, rebuild all other categories to their initial state
+      if (cat?.resets_others) {
+        const resetSels: Record<string, CategorySelection> = {}
+        categories.forEach(c => {
+          if (c.id === catId) {
+            resetSels[c.id] = updatedCatSel
+          } else {
+            const isVisible = selectedBillingInterval === 'one_time' ? c.show_in_kauf !== false : c.show_in_abo !== false
+            if (!isVisible || c.allow_multiselect || c.preselect === false) {
+              resetSels[c.id] = { productId: null, productIds: [], moduleIds: [] }
+            } else {
+              const first = products.find(p =>
+                p.category_id === c.id &&
+                (selectedBillingInterval === 'one_time' ? p.show_in_kauf !== false : p.show_in_abo !== false)
+              )
+              resetSels[c.id] = { productId: first?.id ?? null, productIds: first ? [first.id] : [], moduleIds: [] }
+            }
+          }
+        })
+        // Also reset module quantities for other categories
+        setModuleQuantities({})
+        return resetSels
+      }
+
+      return { ...prev, [catId]: updatedCatSel }
     })
   }