diff --git a/application/controllers/mockup/purchase/order/PurchaseOrder.http b/application/controllers/mockup/purchase/order/PurchaseOrder.http
index a6ff7a0..0460d6a 100644
--- a/application/controllers/mockup/purchase/order/PurchaseOrder.http
+++ b/application/controllers/mockup/purchase/order/PurchaseOrder.http
@@ -172,6 +172,115 @@ Content-Type: application/json
     "ID": ""
 }
 
+###
+// create po asset
+POST https://{{host}}/mockup/purchase/order/PurchaseOrderAset/createPoAsset/
+Content-Type: application/json
+
+{
+    "token": {{token}},
+    "podate": "2026-07-09",
+    "reference": "REF-ASSET-001",
+    "supplierID": 1,
+    "typepajak": "nominal",
+    "valuepajak": 0,
+    "typediskon": "nominal",
+    "valuediskon": 0,
+    "catatan": "PO Asset Test",
+    "summary": {
+        "subtotal": 775000000,
+        "diskon": 37500000,
+        "pajak": 81125000,
+        "total": 818625000
+    },
+    "detail": [
+        {
+            "M_ItemID": 123,
+            "ItemUnitID": 1,
+            "RequestQty": 2,
+            "SupplierPrice": 75000000,
+            "TempTotal": 150000000,
+            "DiskonType": "R",
+            "DiskonAmount": 0,
+            "detail": [
+                {
+                    "PurchaseRequestID": 1,
+                    "PurchaseRequestDetailID": 1,
+                    "PurchaseRequestFlagID": 1,
+                    "M_ItemID": 123,
+                    "ItemUnitID": 1,
+                    "OriginalQty": 2,
+                    "RequestQty": 2,
+                    "SupplierPrice": 75000000
+                }
+            ]
+        },
+        {
+            "M_ItemID": 124,
+            "ItemUnitID": 2,
+            "RequestQty": 5,
+            "SupplierPrice": 25000000,
+            "TempTotal": 125000000,
+            "DiskonType": "P",
+            "DiskonAmount": 10,
+            "detail": [
+                {
+                    "PurchaseRequestID": 2,
+                    "PurchaseRequestDetailID": 2,
+                    "PurchaseRequestFlagID": 2,
+                    "M_ItemID": 124,
+                    "ItemUnitID": 2,
+                    "OriginalQty": 3,
+                    "RequestQty": 3,
+                    "SupplierPrice": 25000000
+                },
+                {
+                    "PurchaseRequestID": 2,
+                    "PurchaseRequestDetailID": 3,
+                    "PurchaseRequestFlagID": 3,
+                    "M_ItemID": 124,
+                    "ItemUnitID": 2,
+                    "OriginalQty": 2,
+                    "RequestQty": 2,
+                    "SupplierPrice": 25000000
+                }
+            ]
+        },
+        {
+            "M_ItemID": 125,
+            "ItemUnitID": 1,
+            "RequestQty": 1,
+            "SupplierPrice": 500000000,
+            "TempTotal": 500000000,
+            "DiskonType": "R",
+            "DiskonAmount": 25000000,
+            "detail": [
+                {
+                    "PurchaseRequestID": 3,
+                    "PurchaseRequestDetailID": 4,
+                    "PurchaseRequestFlagID": 4,
+                    "M_ItemID": 125,
+                    "ItemUnitID": 1,
+                    "OriginalQty": 1,
+                    "RequestQty": 1,
+                    "SupplierPrice": 500000000
+                }
+            ]
+        }
+    ],
+    "assetAttachmentID": null,
+    "contractName": "Kontrak Pengadaan Mesin X",
+    "contractDate": "2026-07-09",
+    "contractStart": "2026-07-09",
+    "contractEnd": "2027-07-09",
+    "contractDuration": 12,
+    "installmentNumber": 12,
+    "installmentDate": 1,
+    "installmentPayAmount": 12500000,
+    "installmentDownPaymentType": "nominal",
+    "installmentDownPayment": 5000000
+}
+
 ### Test isValidMultiple Warehouse
 ### Should return True karena UnitRequest = UnitPurchase
 GET https://{{host}}/mockup/purchase/order/PurchaseOrder/isValidMultipleWarehouse/
diff --git a/application/controllers/mockup/purchase/order/PurchaseOrderAset.php b/application/controllers/mockup/purchase/order/PurchaseOrderAset.php
index f766d2d..2d04753 100644
--- a/application/controllers/mockup/purchase/order/PurchaseOrderAset.php
+++ b/application/controllers/mockup/purchase/order/PurchaseOrderAset.php
@@ -185,8 +185,242 @@ class PurchaseOrderAset extends MY_Controller
         }
     }
 
-    public function getUserApproveLevel()
-    {
+    ## MUTATIONS ##
+    public function createPoAsset() {
+        try {
+            if (!$this->isLogin) {
+                $this->sys_error("invalid token");
+                exit;
+            }
+
+            $this->db->trans_begin();
+
+            $para = $this->sys_input;
+            $user = $this->sys_user;
+
+            /* GENERATE nomor PO */
+            $areaid = $user['M_BranchID'];
+            $areatype = 'B';
+            if ($user['loginLevel'] == 'regional') {
+                $areaid = $user['S_RegionalID'];
+                $areatype = 'R';
+            }
+
+            $sqlusrdivisi = "SELECT M_UserDivisionDivisionID FROM m_userdivision
+                WHERE M_UserDivisionM_UserID = ? AND M_UserDivisionIsActive = 'Y'";
+            $queusrdivisi = $this->db->query($sqlusrdivisi, [$user['M_UserID']]);
+            if (!$queusrdivisi) {
+                $this->db->trans_rollback();
+                $this->sys_error_db("[Error] get user divisi", $this->db);
+                exit;
+            }
+            $userDivID = $queusrdivisi->row_array()['M_UserDivisionDivisionID'];
+
+            $sqlnum = "SELECT `fn_penomoran`(?, ?, ?, ?, ?, ?) AS numpd;";
+            $quenum = $this->db->query($sqlnum, ['PO', $userDivID, $areatype, $areaid, 'SM', 'N']);
+            if (!$quenum) {
+                $this->db->trans_rollback();
+                $this->sys_error_db("[Error] generate number doc", $this->db);
+                exit;
+            }
+            $numpd = $quenum->row_array()['numpd'];
+
+            /* INSERT into table purchase order */
+            $taxtype = 'R';
+            $taxpercent = 0;
+            if ($para['typepajak'] == 'percent') {
+                $taxtype = 'P';
+                $taxpercent = floatval($para['valuepajak']);
+            }
+
+            $discpercent = 0;
+            if ($para['typediskon'] == 'percent') {
+                $discpercent = floatval($para['valuediskon']);
+            }
+
+            /* summary */
+            $summary_subtotal = floatval($para['summary']['subtotal']);
+            $summary_diskon = floatval($para['summary']['diskon']);
+            $summary_pajak = floatval($para['summary']['pajak']);
+            $summary_total = floatval($para['summary']['total']);
+
+            $sql_po = "INSERT INTO purchase_order (
+                PurchaseOrderNumber,
+                PurchaseOrderItemCategoryID, -- '3' for asset
+                PurchaseOrderDate,
+                PurchaseOrderRefNumber,
+                PurchaseOrderSupplierID,
+                PurchaseOrderS_RegionalID,
+                PurchaseOrderTaxPpnType,
+                PurchaseOrderTaxPercentPpn,
+                PurchaseOrderDiscountPercent,
+                PurchaseOrderDiscountAmount,
+                PurchaseOrderNote,
+                PurchaseOrderSubTotal,
+                PurchaseOrderTaxAmountPpn,
+                PurchaseOrderGrandTotal,
+                PurchaseOrderUserID,
+                PurchaseOrderCreated
+            ) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,NOW())";
+            $que_po = $this->db->query($sql_po, [
+                $numpd, '3', $para['podate'], $para['reference'], $para['supplierID'],
+                $user['S_RegionalID'], $taxtype, $taxpercent, $discpercent, $summary_diskon,
+                $para['catatan'], $summary_subtotal, $summary_pajak, $summary_total, $user['M_UserID']
+            ]);
+            if (!$que_po) {
+                $this->db->trans_rollback();
+                $this->sys_error_db("[Error] insert into table purchase order");
+                exit;
+            }
+            $PurchaseOrderID = $this->db->insert_id();
+
+            # INSERT into table purchase order summary #
+            $summary_detail = $para['detail'];
+            $item_detail = [];
+            foreach ($summary_detail as $key => $obj) {
+                $discpercent = 0;
+                $discabsolut = 0;
+                if ($obj['DiskonType'] == 'P') {
+                    $discpercent = $obj['DiskonAmount'];
+                } else {
+                    $discabsolut = $obj['DiskonAmount'];
+                }
+
+                $sql_summary = "INSERT INTO purchase_order_summary (
+                    PurchaseOrderSummaryPurchaseOrderID,
+                    PurchaseOrderSummaryItemID,
+                    PurchaseOrderSummaryItemUnitID,
+                    PurchaseOrderSummaryQty,
+                    PurchaseOrderSummaryPrice,
+                    PurchaseOrderSummaryTotal,
+                    PurchaseOrderSummaryDiscountRupiah,
+                    PurchaseOrderSummaryDiscountPercent,
+                    PurchaseOrderSummaryDiscountAmount,
+                    PurchaseOrderSummaryDiscountType,
+                    PurchaseOrderSummaryCreatedUserID,
+                    PurchaseOrderSummaryCreated
+                ) VALUES (?,?,?,?,?,?,?,?,?,?,?,NOW())";
+                $que_summary = $this->db->query($sql_summary, [
+                    $PurchaseOrderID, $obj['M_ItemID'], $obj['ItemUnitID'],
+                    $obj['RequestQty'], $obj['SupplierPrice'], $obj['TempTotal'],
+                    $discabsolut, $discpercent, $obj['DiskonAmount'],
+                    $obj['DiskonType'], $user['M_UserID']
+                ]);
+                if (!$que_summary) {
+                    $this->db->trans_rollback();
+                    $this->sys_error_db("[Error] insert into table purchase order summary");
+                    exit;
+                }
+
+                /* add detail to an array */
+                $PurchaseSummaryID = $this->db->insert_id();
+                foreach ($obj['detail'] as $key => $value) {
+                    $obj['detail'][$key]['PurchaseSummaryID'] = $PurchaseSummaryID;
+                    $obj['detail'][$key]['SupplierPrice'] = $obj['SupplierPrice'];
+                }
+
+                $item_detail = array_merge($item_detail, $obj['detail']);
+            }
+
+            # INSERT into table purchase order detail #
+            foreach ($item_detail as $key => $obj) {
+                $total = floatval($obj['SupplierPrice']) * floatval($obj['RequestQty']);
+
+                $sql_detail = "INSERT INTO purchase_order_detail (
+                    PurchaseOrderDetailPurchaseOrderID,
+                    PurchaseOrderDetailPurchaseSummaryID,
+                    PurchaseOrderDetailPurchaseRequestID,
+                    PurchaseOrderDetailPurchaseRequestDetailID,
+                    PurchaseOrderDetailPurchaseRequestFlagID,
+                    PurchaseOrderDetailItemID,
+                    PurchaseOrderDetailItemUnitID,
+                    PurchaseOrderDetailRequestQty,
+                    PurchaseOrderDetailQty,
+                    PurchaseOrderDetailPrice,
+                    PurchaseOrderDetailTotal,
+                    PurchaseOrderDetailUserID,
+                    PurchaseOrderDetailCreatedUserID,
+                    PurchaseOrderDetailCreated
+                ) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,NOW())";
+                $que_detail = $this->db->query($sql_detail, [
+                    $PurchaseOrderID, $obj['PurchaseSummaryID'], $obj['PurchaseRequestID'],
+                    $obj['PurchaseRequestDetailID'], $obj['PurchaseRequestFlagID'],
+                    $obj['M_ItemID'], $obj['ItemUnitID'], $obj['OriginalQty'], $obj['RequestQty'],
+                    $obj['SupplierPrice'], $total, $user['M_UserID'], $user['M_UserID']
+                ]);
+                if (!$que_detail) {
+                    $this->db->trans_rollback();
+                    $this->sys_error_db("[Error] insert into purchase order detail");
+                    exit;
+                }
+
+                /* purchase request update flag */
+                $sql_flag = "UPDATE purchase_request_flag SET
+                    PurchaseRequestFlagQtyProses = ?
+                WHERE PurchaseRequestFlagID = ?";
+                $que_flag = $this->db->query($sql_flag, [
+                    $obj['RequestQty'], $obj['PurchaseRequestFlagID']
+                ]);
+                if (!$que_flag) {
+                    $this->db->trans_rollback();
+                    $this->sys_error_db("[Error] update purchase request flag");
+                    exit;
+                }
+            }
+
+            # INSERT into table purchase_order_asset_contract #
+            $sql_contract = "INSERT INTO purchase_order_asset_contract (
+                PurchaseOrderAssetContractPurchaseOrderID,
+                PurchaseOrderAssetContractTAssetAttachmentID,
+                PurchaseOrderAssetContractName,
+                PurchaseOrderAssetContractDate,
+                PurchaseOrderAssetContractStartDate,
+                PurchaseOrderAssetContractEndDate,
+                PurchaseOrderAssetContractDuration,
+                PurchaseOrderAssetContractInstallmentNumber,
+                PurchaseOrderAssetContractInstallmentDate,
+                PurchaseOrderAssetContractInstallmentPayAmount,
+                PurchaseOrderAssetContractInstallmentDownPaymentType,
+                PurchaseOrderAssetContractInstallmentDownPayment,
+                PurchaseOrderAssetContractCreatedUserID,
+                PurchaseOrderAssetContractCreated,
+                PurchaseOrderAssetContractLastUpdated,
+                PurchaseOrderAssetContractIsActive
+            ) VALUES (?,?,?,?,?,?,?,?,?,?,?,?,?,NOW(),NOW(),'Y')";
+            $que_contract = $this->db->query($sql_contract, [
+                $PurchaseOrderID,
+                $para['assetAttachmentID'],
+                $para['contractName'],
+                $para['contractDate'],
+                $para['contractStart'],
+                $para['contractEnd'],
+                $para['contractDuration'] ?: 1,
+                $para['installmentNumber'] ?: 1,
+                $para['installmentDate'] ?: 1,
+                $para['installmentPayAmount'] ?: 0.00,
+                $para['installmentDownPaymentType'] ?: 'nominal',
+                $para['installmentDownPayment'] ?: 0.00,
+                $user['M_UserID']
+            ]);
+            if (!$que_contract) {
+                $this->db->trans_rollback();
+                $this->sys_error_db("[Error] insert into table purchase order asset contract");
+                exit;
+            }
+
+            $this->insertLog(
+                $PurchaseOrderID, 'CREATE', $para, '',
+                [], $user['M_UserID'], 'create purchase order asset'
+            );
+            $this->db->trans_commit();
+            $this->sys_ok("[Success] success save po asset");
+        } catch (Exception $exc) {
+            $msg = $exc->getMessage();
+            $this->sys_error($msg);
+        }
+    }
+
+    public function getUserApproveLevel() {
         try {
             if (!$this->isLogin) {
                 throw new Exception('Invalid token');
@@ -216,21 +450,24 @@ class PurchaseOrderAset extends MY_Controller
         }
     }
 
-    ## MUTATIONS ##
-    public function insertPurchaseOrderAsset()
-    {
-        try {
-            if (!$this->isLogin) {
-                throw new Exception('Invalid token');
-            }
-        } catch (Exception $e) {
-            $msg = '[Error] ' . $e->getMessage();
-            $code = $e->getCode();
-            if ($code == 0) {
-                $this->sys_error($msg);
-            } else {
-                $this->sys_error_db($msg);
-            }
+    private function insertLog($poID, $type, $prm, $dataBefore, $dataAfter, $userID, $desc = '') {
+        $sql = "INSERT INTO acc_one_log.purchase_order_log (
+            PurchaseOrderLogPurchaseOrderID,
+            PurchaseOrderLogType,
+            PurchaseOrderLogPrm,
+            PurchaseOrderLogJSONBefore,
+            PurchaseOrderLogJSONAfter,
+            PurchaseOrderLogCreated,
+            PurchaseOrderLogUserID,
+            PurchaseOrderLogTypeDesc
+        ) VALUES (?,?,?,?,?,NOW(),?,?)";
+        $que = $this->db->query($sql, [
+            $poID, $type, json_encode($prm), json_encode($dataBefore),
+            json_encode($dataAfter), $userID, $desc
+        ]);
+        if (!$que) {
+            $this->db->trans_rollback();
+            $this->sys_error_db("[Error] failed insert into table log PO");
             exit;
         }
     }