fix(finance): implement scoped product routing export functionality

src/app/(dashboard)/finance/product-master/[productSysId]/detail-client.tsx

@@ -1,7 +1,10 @@
 "use client"
 
 import Link from "next/link"
-import { ArrowLeft, Package } from "lucide-react"
+import { useState } from "react"
+import { ArrowLeft, Download, Loader2, Package } from "lucide-react"
+import { useRouter } from "next/navigation"
+import { toast } from "sonner"
 
 import { Badge } from "@/components/ui/badge"
 import { Button } from "@/components/ui/button"
@@ -15,13 +18,34 @@ import { ProductRoutingTab } from "@/components/finance/cost-product-master/rout
 import { ProductAuditTab } from "@/components/finance/cost-product-master/audit-tab"
 import { CostHistoryTab } from "@/components/finance/cost-results/cost-history-tab"
 import { ProductTypeName } from "@/components/common/product-type-name"
+import { exportBulkProductRouting } from "@/services/finance/cost-import-api"
 
 interface Props {
   productSysId: number
 }
 
 export default function ProductMasterDetailClient({ productSysId }: Props) {
   const { data: product, isLoading } = useCostProductMaster(productSysId)
+  const router = useRouter()
+  const [exporting, setExporting] = useState(false)
+
+  async function handleExport() {
+    setExporting(true)
+    try {
+      const result = await exportBulkProductRouting({ productSysIds: [productSysId] })
+      toast.success(`Export dijadwalkan — Job #${result.jobId}`, {
+        description: "Termasuk semua intermediate product yang berkaitan.",
+        action: {
+          label: "Lihat job",
+          onClick: () => router.push("/finance/import-jobs"),
+        },
+      })
+    } catch {
+      toast.error("Export gagal, coba lagi.")
+    } finally {
+      setExporting(false)
+    }
+  }
 
   return (
     <div className="space-y-6">
@@ -47,7 +71,19 @@ export default function ProductMasterDetailClient({ productSysId }: Props) {
               : undefined
           }
         />
-        {product && <CalculateButton productSysId={productSysId} label="Calculate cost" />}
+        <div className="flex flex-wrap gap-2">
+          {product && <CalculateButton productSysId={productSysId} label="Calculate cost" />}
+          {product && (
+            <Button variant="outline" size="sm" onClick={handleExport} disabled={exporting}>
+              {exporting ? (
+                <Loader2 className="mr-2 h-4 w-4 animate-spin" />
+              ) : (
+                <Download className="mr-2 h-4 w-4" />
+              )}
+              {exporting ? "Memproses…" : "Export product + routing"}
+            </Button>
+          )}
+        </div>
       </div>
 
       {product && (

src/app/(dashboard)/finance/product-master/product-master-page-client.tsx

@@ -84,7 +84,10 @@ export default function ProductMasterPageClient() {
   async function handleBulkExport() {
     setBulkExportLoading(true)
     try {
-      const result = await exportBulkProductRouting()
+      const isFiltered = !!filters.search || !!filters.productTypeId
+      const visibleItems = data?.items ?? []
+      const productSysIds = isFiltered ? visibleItems.map((p) => p.productSysId) : undefined
+      const result = await exportBulkProductRouting({ productSysIds })
       toast.success(`Export dijadwalkan — Job #${result.jobId}`, {
         description: "File akan tersedia di halaman Import Jobs setelah selesai diproses.",
         action: {

src/app/api/v1/finance/costing/export/bulk_product_routing/route.ts

@@ -18,14 +18,17 @@ export async function POST(request: NextRequest) {
     const productTypeCodes: string[] = Array.isArray(body.productTypeCodes)
       ? (body.productTypeCodes as string[])
       : []
+    const productSysIds: number[] = Array.isArray(body.productSysIds)
+      ? (body.productSysIds as unknown[]).map(Number)
+      : []
 
     const includeRouting: boolean =
       typeof body.includeRouting === "boolean" ? body.includeRouting : true
     const activeOnly: boolean =
       typeof body.activeOnly === "boolean" ? body.activeOnly : false
 
     const res = await getCostDataImportClient().exportBulkProductRouting(
-      { productTypeCodes, includeRouting, activeOnly },
+      { productTypeCodes, productSysIds, includeRouting, activeOnly },
       metadata,
     )
 

src/services/finance/cost-import-api.ts

@@ -227,16 +227,22 @@ export async function validateBulkProductRoutingFile(
 }
 
 /**
- * Queue an async export of all product master + routing data to MinIO.
+ * Queue an async export of product master + routing data to MinIO.
+ * When productSysIds is provided, exports only those products and their full
+ * transitive dependency closure (intermediates reachable via PRODUCT-type RMs).
  * Returns a job ID that can be polled or viewed on the import-jobs page.
  */
 export async function exportBulkProductRouting(options?: {
   productTypeCodes?: string[]
+  productSysIds?: number[]
 }): Promise<{ jobId: number; status: string }> {
   const res = await fetch(`${BASE}/export/bulk_product_routing`, {
     method: "POST",
     headers: { "Content-Type": "application/json" },
-    body: JSON.stringify({ productTypeCodes: options?.productTypeCodes ?? [] }),
+    body: JSON.stringify({
+      productTypeCodes: options?.productTypeCodes ?? [],
+      productSysIds: options?.productSysIds ?? [],
+    }),
   })
   if (!res.ok) throw new Error(`Bulk export failed: ${res.status}`)
   const json = await res.json()