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customerUpdate

Update an existing customer's information with partial or complete data modification.

Key Features​

  • Partial Updates: Update only the fields provided in the input, leaving others unchanged
  • Validation Enforcement: All updated fields are validated according to business rules
  • Unique Constraints: Ensures email and debtor ID uniqueness if being updated
  • Data Integrity: Maintains referential integrity and data consistency

Business Rules​

  • Customer must exist before update
  • Email uniqueness is enforced if email is being updated
  • Debtor ID uniqueness is enforced if debtor ID is being updated
  • Only provided fields are updated, others remain unchanged
  • Field length limits apply to updated fields

Validation Rules​

  • firstName: Maximum 30 characters, HTML tags removed
  • lastName: Maximum 50 characters, HTML tags removed
  • middleName: Maximum 20 characters, HTML tags removed
  • email: Valid email format, maximum 150 characters, HTML tags removed
  • phone/mobile: Maximum 30 characters, HTML tags removed
  • debtorId: Maximum 30 characters
  • primaryLanguage: Exactly 2 characters (ISO language code)
  • dateOfBirth: Valid date string in YYYY-MM-DD format

Error Scenarios​

  • CUSTOMER_NOT_FOUND_ERROR: Customer with the specified ID does not exist
  • CUSTOMER_UPDATE_ERROR: System error occurred during customer update
  • CUSTOMER_ALREADY_EXISTS_ERROR: Updated email or debtor ID conflicts with existing customer
  • CUSTOMER_BULK_VALIDATION_ERROR: Validation errors in updated customer data

Use Cases​

  • Customer profile updates
  • Data correction and maintenance
  • Customer information synchronization
  • Administrative customer management

AUTH: Role=[user.OWNER,user.EDITOR] OR (('user is authenticated') AND ('customerId if present in input matches JWT'))

customerUpdate(
  id: Int!
  input: UpdateCustomerInput!
): Customer!

Arguments​

customerUpdate.id ● Int! non-null scalar​

Unique internal identifier for the customer used for system operations and data relationships

customerUpdate.input ● UpdateCustomerInput! non-null input​

Partial customer data to update - only provided fields will be modified

Type​

Customer object​

Customer entity representing individual customers and end users.

External entity from the customer service that provides customer identification and profile information. Used as a reference for customer-specific attributes and personalization features within the attribute system.