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81 lines
1.8 KiB
Go
81 lines
1.8 KiB
Go
package eventstore
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func NewAggregate(
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id string,
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typ AggregateType,
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resourceOwner string,
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version Version,
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previousSequence uint64,
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) *Aggregate {
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return &Aggregate{
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id: id,
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typ: typ,
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resourceOwner: resourceOwner,
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version: version,
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previousSequence: previousSequence,
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events: []EventPusher{},
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}
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}
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func AggregateFromWriteModel(
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wm *WriteModel,
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typ AggregateType,
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version Version,
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) *Aggregate {
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return &Aggregate{
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id: wm.AggregateID,
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typ: typ,
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resourceOwner: wm.ResourceOwner,
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version: version,
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previousSequence: wm.ProcessedSequence,
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events: []EventPusher{},
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}
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}
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//Aggregate is the basic implementation of aggregater
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type Aggregate struct {
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id string `json:"-"`
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typ AggregateType `json:"-"`
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events []EventPusher `json:"-"`
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resourceOwner string `json:"-"`
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version Version `json:"-"`
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previousSequence uint64 `json:"-"`
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}
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//PushEvents adds all the events to the aggregate.
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// The added events will be pushed to eventstore
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func (a *Aggregate) PushEvents(events ...EventPusher) *Aggregate {
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a.events = append(a.events, events...)
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return a
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}
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//ID implements aggregater
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func (a *Aggregate) ID() string {
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return a.id
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}
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//Type implements aggregater
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func (a *Aggregate) Type() AggregateType {
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return a.typ
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}
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//Events implements aggregater
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func (a *Aggregate) Events() []EventPusher {
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return a.events
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}
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//ResourceOwner implements aggregater
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func (a *Aggregate) ResourceOwner() string {
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return a.resourceOwner
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}
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//Version implements aggregater
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func (a *Aggregate) Version() Version {
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return a.version
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}
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//PreviousSequence implements aggregater
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func (a *Aggregate) PreviousSequence() uint64 {
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return a.previousSequence
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}
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