package analytics import "time" // This type represents object sent in a screen call as described in // https://segment.com/docs/libraries/http/#screen type Screen struct { // This field is exported for serialization purposes and shouldn't be set by // the application, its value is always overwritten by the library. Type string `json:"type,omitempty"` MessageId string `json:"messageId,omitempty"` AnonymousId string `json:"anonymousId,omitempty"` UserId string `json:"userId,omitempty"` Name string `json:"name,omitempty"` Timestamp time.Time `json:"timestamp,omitempty"` Context *Context `json:"context,omitempty"` Properties Properties `json:"properties,omitempty"` Integrations Integrations `json:"integrations,omitempty"` } func (msg Screen) validate() error { if len(msg.UserId) == 0 && len(msg.AnonymousId) == 0 { return FieldError{ Type: "analytics.Screen", Name: "UserId", Value: msg.UserId, } } return nil }