//native
/**
* Update Customer
* Update a customer's email, phone, name, note or tags. Only the fields you fill are changed; tags replace the existing list. Use the address actions to change addresses.
*/
export async function main(
auth: RT.Shopify,
customer_id: string,
email: string | undefined,
phone: string | undefined,
first_name: string | undefined,
last_name: string | undefined,
note: string | undefined,
tags: string[] | undefined
) {
const id = customer_id.startsWith("gid://")
? customer_id
: `gid://shopify/Customer/${customer_id}`
const response = await fetch(
`https://${auth.store_name}.myshopify.com/admin/api/2026-10/graphql.json`,
{
method: "POST",
headers: {
"X-Shopify-Access-Token": auth.token,
"Content-Type": "application/json",
Accept: "application/json",
},
body: JSON.stringify({
query: `mutation ($input: CustomerInput!) { customerUpdate(input: $input) { customer { id legacyResourceId displayName firstName lastName state tags note locale verifiedEmail taxExempt numberOfOrders amountSpent { amount currencyCode } createdAt updatedAt defaultEmailAddress { emailAddress marketingState marketingOptInLevel } defaultPhoneNumber { phoneNumber } defaultAddress { name firstName lastName company address1 address2 city provinceCode zip countryCodeV2 phone } } userErrors { field message } } }`,
variables: {
input: {
id,
email: email || undefined,
phone: phone || undefined,
firstName: first_name || undefined,
lastName: last_name || undefined,
note: note || undefined,
tags: tags?.length ? tags : undefined,
},
},
}),
}
)
if (!response.ok) {
throw new Error(`${response.status} ${await response.text()}`)
}
const { data, errors } = await response.json()
if (errors) {
throw new Error(JSON.stringify(errors))
}
if (data.customerUpdate.userErrors.length) {
throw new Error(JSON.stringify(data.customerUpdate.userErrors))
}
return data.customerUpdate
}
Submitted by hugo989 3 hours ago