Auto assign issue based on selected priority

const priorityField = getFieldById("priority")
const assigneeField = getFieldById("assignee")

console.log(priorityField.getValue().name)

switch (priorityField.getValue().name) {
    case "Highest":
        assigneeField.setValue("USER1")
        break;
    case "Medium":
        assigneeField.setValue("USER2")
        break;
    default:
        break;
}