Fabi 5132ebe07c
feat: add tenant column to eventstore (#3314)
* feat: add tenant column to eventstore

* feat: read tenant from context on push and filter

* Update 07_events_table.sql

* pass tenant to queryFactory

* fix some query tests

* init in tests

* add missing sql files

Co-authored-by: Livio Amstutz <livio.a@gmail.com>
2022-03-15 07:19:02 +01:00

69 lines
2.3 KiB
Go

package repository
import (
"database/sql"
"time"
)
//Event represents all information about a manipulation of an aggregate
type Event struct {
//ID is a generated uuid for this event
ID string
//Sequence is the sequence of the event
Sequence uint64
//PreviousAggregateSequence is the sequence of the previous sequence of the aggregate (e.g. org.250989)
// if it's 0 then it's the first event of this aggregate
PreviousAggregateSequence uint64
//PreviousAggregateTypeSequence is the sequence of the previous sequence of the aggregate root (e.g. org)
// the first event of the aggregate has previous aggregate root sequence 0
PreviousAggregateTypeSequence uint64
//CreationDate is the time the event is created
// it's used for human readability.
// Don't use it for event ordering,
// time drifts in different services could cause integrity problems
CreationDate time.Time
//Type describes the cause of the event (e.g. user.added)
// it should always be in past-form
Type EventType
//Data describe the changed fields (e.g. userName = "hodor")
// data must always a pointer to a struct, a struct or a byte array containing json bytes
Data []byte
//EditorService should be a unique identifier for the service which created the event
// it's meant for maintainability
EditorService string
//EditorUser should be a unique identifier for the user which created the event
// it's meant for maintainability.
// It's recommend to use the aggregate id of the user
EditorUser string
//Version describes the definition of the aggregate at a certain point in time
// it's used in read models to reduce the events in the correct definition
Version Version
//AggregateID id is the unique identifier of the aggregate
// the client must generate it by it's own
AggregateID string
//AggregateType describes the meaning of the aggregate for this event
// it could an object like user
AggregateType AggregateType
//ResourceOwner is the organisation which owns this aggregate
// an aggregate can only be managed by one organisation
// use the ID of the org
ResourceOwner sql.NullString
//Tenant is the system where this event belongs to
// use the ID of the tenant
Tenant sql.NullString
}
//EventType is the description of the change
type EventType string
//AggregateType is the object name
type AggregateType string