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menu_item_id,
quantity,
price
)
`
)
.eq("customer_phone", customerPhone); // Always filter by customer phone from context
// Add additional filter if orderId is provided
if (orderId) {
query = query.eq("id", orderId);
}
// Order by most recent first
query = query.order("created_at", { ascending: false });
// Limit to last 5 orders if not searching for specific order
if (!orderId) {
query = query.limit(5);
}
const { data: orders, error } = await query;
if (error) {
throw new Error(`Failed to query orders: ${error.message}`);
}
if (!orders || orders.length === 0) {
return {
success: false,
message: orderId ? `Order #${orderId} not found.` : `You don't have any orders yet.`,
};
}
// Format status messages
const statusMessages: Record<string, string> = {
pending: "Pending",
preparing: "Preparing",
ready: "Ready",
on_the_way: "On the Way",
delivered: "Delivered",
cancelled: "Cancelled",
};
// Format order details
const formattedOrders = orders.map((order) => ({
orderNumber: order.id,
status: statusMessages[order.status] || order.status,
totalAmount: order.total_amount,
deliveryAddress: order.customer_address,
orderDate: new Date(order.created_at).toLocaleString("en-US"),
itemCount: order.order_items?.length || 0,
}));
if (orderId) {
// Single order query
const order = formattedOrders[0];
return {
success: true,
message: `Order #${order.orderNumber}\nStatus: ${order.status}\nTotal: $${order.totalAmount}\nDelivery Address: ${order.deliveryAddress}\nOrder Date: ${order.orderDate}`,
order: order,
};
} else {
// Multiple orders query
const orderList = formattedOrders
.map(
(order, index) =>
`${index + 1}. Order #${order.orderNumber} - ${order.status} - $${order.totalAmount}`
)
.join("\n");
return {
success: true,
message: `Your recent orders:\n${orderList}`,
orders: formattedOrders,
totalOrders: formattedOrders.length,
};
}
} catch (error) {
return {
success: false,
error:
error instanceof Error ? error.message : "An error occurred while querying order status",
message: "Sorry, we cannot query your order status right now. Please try again later.",
};
}
},
});
```
</details>
![order-status tool](https://cdn.voltagent.dev/examples/with-whatsapp/order-status.png)
**What this tool does:** Pulls recent orders for the current WhatsApp user, optionally filtering by ID, so the agent can answer “Where is my order?” questions with up-to-date status information without exposing anyone else’s data.
## The Complete Application Structure
Now let's examine the complete `src/index.ts` file that brings everything together: