sku auto collapse

client/src/modules/inventory/InventorySkuMasterPage.tsx

@@ -1,5 +1,5 @@
 import { permissions } from "@mrp/shared";
-import type { InventorySkuCatalogTreeDto, InventorySkuFamilyInput, InventorySkuNodeDto, InventorySkuNodeInput } from "@mrp/shared/dist/inventory/types.js";
+import type { InventorySkuCatalogTreeDto, InventorySkuFamilyInput, InventorySkuNodeInput } from "@mrp/shared/dist/inventory/types.js";
 import type { ReactNode } from "react";
 import { useEffect, useMemo, useState } from "react";
 import { Link } from "react-router-dom";
@@ -31,6 +31,7 @@ export function InventorySkuMasterPage() {
   const [familyForm, setFamilyForm] = useState<InventorySkuFamilyInput>(emptyFamilyForm);
   const [nodeForm, setNodeForm] = useState<InventorySkuNodeInput>(emptyNodeForm);
   const [selectedFamilyId, setSelectedFamilyId] = useState("");
+  const [expandedNodeIds, setExpandedNodeIds] = useState<string[]>([]);
   const [status, setStatus] = useState("Loading SKU master...");
 
   const canManage = user?.permissions.includes(permissions.inventoryWrite) ?? false;
@@ -46,6 +47,7 @@ export function InventorySkuMasterPage() {
         setCatalog(nextCatalog);
         const firstFamilyId = nextCatalog.families[0]?.id ?? "";
         setSelectedFamilyId((current) => current || firstFamilyId);
+        setExpandedNodeIds([]);
         setNodeForm((current) => ({
           ...current,
           familyId: current.familyId || firstFamilyId,
@@ -70,20 +72,46 @@ export function InventorySkuMasterPage() {
     [familyNodes]
   );
 
+  function toggleNode(nodeId: string) {
+    setExpandedNodeIds((current) => (current.includes(nodeId) ? current.filter((id) => id !== nodeId) : [...current, nodeId]));
+  }
+
   function renderNodes(parentNodeId: string | null, depth = 0): ReactNode {
     const branchNodes = familyNodes.filter((node) => node.parentNodeId === parentNodeId);
     if (!branchNodes.length) {
       return null;
     }
 
-    return branchNodes.map((node) => (
+    return branchNodes.map((node) => {
+      const isExpanded = expandedNodeIds.includes(node.id);
+
+      return (
         <div key={node.id} className="space-y-2">
           <div className="rounded-[18px] border border-line/70 bg-page/60 px-3 py-3" style={{ marginLeft: `${depth * 16}px` }}>
             <div className="flex flex-wrap items-center justify-between gap-2">
-            <div>
+              <div className="min-w-0">
+                <div className="flex flex-wrap items-center gap-2">
+                  {node.childCount > 0 ? (
+                    <button
+                      type="button"
+                      onClick={() => toggleNode(node.id)}
+                      className="inline-flex h-7 w-7 items-center justify-center rounded-xl border border-line/70 text-sm font-semibold text-text transition hover:bg-page/80"
+                      aria-expanded={isExpanded}
+                      aria-label={`${isExpanded ? "Collapse" : "Expand"} ${node.code}`}
+                    >
+                      {isExpanded ? "-" : "+"}
+                    </button>
+                  ) : (
+                    <span className="inline-flex h-7 w-7 items-center justify-center rounded-xl border border-dashed border-line/50 text-xs text-muted">
+                      o
+                    </span>
+                  )}
+                  <div className="min-w-0">
                     <div className="text-sm font-semibold text-text">{node.code} <span className="text-muted">- {node.label}</span></div>
                     <div className="mt-1 text-xs text-muted">Level {node.level} • {node.childCount} child branch(es)</div>
                   </div>
+                </div>
+              </div>
               <button
                 type="button"
                 onClick={() =>
@@ -100,9 +128,10 @@ export function InventorySkuMasterPage() {
             </div>
             {node.description ? <div className="mt-2 text-xs text-muted">{node.description}</div> : null}
           </div>
-        {renderNodes(node.id, depth + 1)}
+          {isExpanded ? renderNodes(node.id, depth + 1) : null}
         </div>
-    ));
+      );
+    });
   }
 
   async function reloadCatalog() {
@@ -127,6 +156,7 @@ export function InventorySkuMasterPage() {
       const created = await api.createInventorySkuFamily(token, familyForm);
       setFamilyForm(emptyFamilyForm);
       setSelectedFamilyId(created.id);
+      setExpandedNodeIds([]);
       setNodeForm((current) => ({ ...current, familyId: created.id, parentNodeId: null }));
       await reloadCatalog();
       setStatus(`Created SKU family ${created.code}.`);
@@ -143,6 +173,13 @@ export function InventorySkuMasterPage() {
 
     try {
       const created = await api.createInventorySkuNode(token, nodeForm);
+      setExpandedNodeIds((current) => {
+        if (!created.parentNodeId || current.includes(created.parentNodeId)) {
+          return current;
+        }
+
+        return [...current, created.parentNodeId];
+      });
       setNodeForm((current) => ({
         ...emptyNodeForm,
         familyId: current.familyId,
@@ -184,6 +221,7 @@ export function InventorySkuMasterPage() {
                     type="button"
                     onClick={() => {
                       setSelectedFamilyId(family.id);
+                      setExpandedNodeIds([]);
                       setNodeForm((current) => ({ ...current, familyId: family.id, parentNodeId: null }));
                     }}
                     className={`block w-full rounded-[18px] border px-3 py-3 text-left transition ${