feat: notification sending for printing order created

printing/services.py

@@ -254,3 +254,39 @@ def send_printing_job_latest_state_wecom(
         "errcode": resp.errcode,
         "errmsg": resp.errmsg,
     }
+
+
+def render_printing_order_created_markdown(
+    *,
+    printing_order_id: str,
+    printing_order_human_id: str,
+    created_at: str,
+    sender_label: str,
+    customer_name: str,
+    fabric: str,
+    outgoing_date: str,
+) -> str:
+    template = getattr(
+        settings,
+        "PRINTING_ORDER_CREATED_WECOM_MARKDOWN_TEMPLATE",
+        (
+            "### 印染订单创建\n"
+            "\n"
+            "- **印染订单ID**：`{printing_order_id}`\n"
+            "- **订单编号**：`{printing_order_human_id}`\n"
+            "- **创建时间**：`{created_at}`\n"
+            "- **发送者**：{sender}\n"
+            "- **客户**：{customer_name}\n"
+            "- **面料**：{fabric}\n"
+            "- **出货日期**：`{outgoing_date}`\n"
+        ),
+    )
+    return template.format(
+        printing_order_id=str(printing_order_id),
+        printing_order_human_id=str(printing_order_human_id),
+        created_at=str(created_at),
+        sender=str(sender_label or "系统自动发送"),
+        customer_name=str(customer_name or "-"),
+        fabric=str(fabric or "-"),
+        outgoing_date=str(outgoing_date or "-"),
+    )