Chapter 13 - Handle generic errors

app/lib/actions.ts

@@ -28,10 +28,16 @@ export async function createInvoice(formData: FormData) {
     const amountInCents = amount * 100;
     const date = new Date().toISOString().split('T')[0];
 
-    await sql`
-    INSERT INTO invoices (customer_id, amount, status, date)
-    VALUES (${customerId}, ${amountInCents}, ${status}, ${date})
-  `;
+    try {
+        await sql`
+      INSERT INTO invoices (customer_id, amount, status, date)
+      VALUES (${customerId}, ${amountInCents}, ${status}, ${date})
+    `;
+    } catch (error) {
+        return {
+            message: 'Database Error: Failed to Create Invoice.',
+        };
+    }
 
     revalidatePath('/dashboard/invoices');
     redirect('/dashboard/invoices');
@@ -47,17 +53,27 @@ export async function updateInvoice(id: string, formData: FormData) {
 
     const amountInCents = amount * 100;
 
-    await sql`
-    UPDATE invoices
-    SET customer_id = ${customerId}, amount = ${amountInCents}, status = ${status}
-    WHERE id = ${id}
-  `;
+    try {
+        await sql`
+        UPDATE invoices
+        SET customer_id = ${customerId}, amount = ${amountInCents}, status = ${status}
+        WHERE id = ${id}
+      `;
+    } catch (error) {
+        return { message: 'Database Error: Failed to Update Invoice.' };
+    }
 
     revalidatePath('/dashboard/invoices');
     redirect('/dashboard/invoices');
 }
 
 export async function deleteInvoice(id: string) {
-    await sql`DELETE FROM invoices WHERE id = ${id}`;
-    revalidatePath('/dashboard/invoices');
+    throw new Error('Failed to Delete Invoice');
+    try {
+        await sql`DELETE FROM invoices WHERE id = ${id}`;
+        revalidatePath('/dashboard/invoices');
+        return { message: 'Deleted Invoice.' };
+    } catch (error) {
+        return { message: 'Database Error: Failed to Delete Invoice.' };
+    }
 }