fix: 预算金额>=2000时自动清空直接采购方式

src/views/purchase/purchasingrequisition/add.vue

@@ -1441,6 +1441,16 @@ watch(
 	{ immediate: true }
 );
 
+watch(
+	() => dataForm.budget,
+	(budget) => {
+		const budgetNum = Number(budget) || 0;
+		if (budgetNum >= 2000 && dataForm.purchaseType === DEPT_PURCHASE_TYPE.DIRECT_PURCHASE) {
+			dataForm.purchaseType = '';
+		}
+	}
+);
+
 // 判断是否自动选择网上商城采购方式（5万<=金额<30万，服务类目，特殊服务类目）
 const isAutoSelectPurchaseType = computed(() => {
 	if (!dataForm.budget) return false;