events

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Versions in this module

v1

v1.3.9

Mar 4, 2026

Changes in this version

type Emitter

+ func (e *Emitter) EvalCompleted(data *EvalCompletedData)

+ func (e *Emitter) EvalFailed(data *EvalFailedData)

+ type EvalCompletedData = EvalEventData

+ type EvalEventData struct

+ DurationMs int64

+ Error string

+ EvalID string

+ EvalType string

+ Explanation string

+ Message string

+ Passed bool

+ Score *float64

+ SkipReason string

+ Skipped bool

+ Trigger string

+ Violations []string

+ type EvalFailedData = EvalEventData

type EventType

+ const EventEvalCompleted

+ const EventEvalFailed

type ToolCallEventData

+ Result string

v1.3.8

Mar 4, 2026

Changes in this version

+ type ClientToolRequestData struct

+ Args map[string]any

+ CallID string

+ Categories []string

+ ConsentMsg string

+ ToolName string

type Emitter

+ func (e *Emitter) ClientToolRequest(data *ClientToolRequestData)

type EventType

+ const EventClientToolRequest

v1.3.7

Mar 3, 2026

v1.3.6

Mar 3, 2026

v1.3.5

Mar 1, 2026

v1.3.4

Mar 1, 2026

v1.3.3

Mar 1, 2026

v1.3.2

Feb 26, 2026

Changes in this version

+ const DefaultEventBufferSize

+ const DefaultWorkerPoolSize

+ type AudioEventData struct

+ Actor string

+ ChunkIndex int

+ Direction string

+ GeneratedFrom string

+ IsFinal bool

+ Metadata AudioMetadata

+ Payload BinaryPayload

+ TurnID string

+ type BusOption func(*busConfig)

+ func WithEventBufferSize(size int) BusOption

+ func WithWorkerPoolSize(size int) BusOption

type EventBus

+ func (eb *EventBus) Close()

+ type ImageEventData struct

+ Actor string

+ Description string

+ Direction string

+ GeneratedFrom string

+ Metadata VideoMetadata

+ Payload BinaryPayload

+ Prompt string

+ type MiddlewareEventData struct

+ Duration time.Duration

+ Error error

+ Index int

+ Name string

+ type StageEventData struct

+ Duration time.Duration

+ Error error

+ Index int

+ Name string

+ StageType string

+ type StateEventData struct

+ ConversationID string

+ MessageCount int

+ type ToolCallEventData struct

+ Args map[string]interface{}

+ CallID string

+ Duration time.Duration

+ Error error

+ Status string

+ ToolName string

+ type ValidationEventData struct

+ Duration time.Duration

+ Error error

+ ValidatorName string

+ ValidatorType string

+ Violations []string

v1.3.1

Feb 23, 2026

Changes in this version

type Emitter

+ func (e *Emitter) WorkflowCompleted(finalState string, transitionCount int)

+ func (e *Emitter) WorkflowTransitioned(fromState, toState, event, promptTask string)

type EventType

+ const EventWorkflowCompleted

+ const EventWorkflowTransitioned

+ type WorkflowCompletedData struct

+ FinalState string

+ TransitionCount int

+ type WorkflowTransitionedData struct

+ Event string

+ FromState string

+ PromptTask string

+ ToState string

v1.2.0

Feb 15, 2026

v1.1.11

Feb 15, 2026

v1.1.10

Jan 27, 2026

v1.1.9

Jan 24, 2026

Changes in this version

type MessageCreatedData

+ Parts []types.ContentPart

v1.1.8

Jan 15, 2026

v1.1.7

Jan 10, 2026

v1.1.6

Dec 23, 2025

Changes in this version

+ func ExportSession(ctx context.Context, session *AnnotatedSession, outputPath string, ...) error

+ type AnnotatedSession struct

+ Annotations []*annotations.Annotation

+ Events []*Event

+ Metadata SessionMetadata

+ SessionID string

+ Timeline *MediaTimeline

+ func (s *AnnotatedSession) BuildTimelineView() *TimelineView

+ func (s *AnnotatedSession) GetAnnotationsByType(annotType annotations.AnnotationType) []*annotations.Annotation

+ func (s *AnnotatedSession) GetAnnotationsForEvent(eventIndex int) []*annotations.Annotation

+ func (s *AnnotatedSession) GetAnnotationsInTimeRange(start, end time.Duration) []*annotations.Annotation

+ func (s *AnnotatedSession) GetConversationMessages() []*Event

+ func (s *AnnotatedSession) GetEventsByType(eventType EventType) []*Event

+ func (s *AnnotatedSession) GetTranscriptions() []*Event

+ func (s *AnnotatedSession) NewSyncPlayer(config *SyncPlayerConfig) *SyncPlayer

+ func (s *AnnotatedSession) Summary() string

+ type AnnotatedSessionLoader struct

+ func NewAnnotatedSessionLoader(eventStore EventStore, blobStore BlobStore, annotStore annotations.Store) *AnnotatedSessionLoader

+ func (l *AnnotatedSessionLoader) Load(ctx context.Context, sessionID string) (*AnnotatedSession, error)

+ func (l *AnnotatedSessionLoader) WithMetadata(compute bool) *AnnotatedSessionLoader

+ type AnnotationHandler func(annotation *annotations.Annotation, position time.Duration)

+ type AudioHandler func(data []byte, track TrackType, position time.Duration) bool

+ type AudioInputData struct

+ Actor string

+ ChunkIndex int

+ IsFinal bool

+ Metadata AudioMetadata

+ Payload BinaryPayload

+ TurnID string

+ type AudioMetadata struct

+ BitsPerSample int

+ Channels int

+ DurationMs int64

+ Encoding string

+ SampleRate int

+ type AudioOutputData struct

+ ChunkIndex int

+ GeneratedFrom string

+ IsFinal bool

+ Metadata AudioMetadata

+ Payload BinaryPayload

+ TurnID string

+ type AudioTranscriptionData struct

+ AudioEventID string

+ Confidence float64

+ IsFinal bool

+ Language string

+ Provider string

+ Text string

+ TurnID string

+ type BinaryPayload struct

+ Checksum string

+ InlineData []byte

+ MIMEType string

+ Size int64

+ StorageRef string

+ type BlobStore interface

+ Close func() error

+ Delete func(ctx context.Context, ref string) error

+ Load func(ctx context.Context, ref string) ([]byte, error)

+ LoadReader func(ctx context.Context, ref string) (io.ReadCloser, error)

+ Store func(ctx context.Context, sessionID string, data []byte, mimeType string) (*BinaryPayload, error)

+ StoreReader func(ctx context.Context, sessionID string, r io.Reader, mimeType string) (*BinaryPayload, error)

type Emitter

+ func (e *Emitter) AudioInput(data *AudioInputData)

+ func (e *Emitter) AudioOutput(data *AudioOutputData)

+ func (e *Emitter) StageCompleted(name string, index int, duration time.Duration)

+ func (e *Emitter) StageFailed(name string, index int, err error, duration time.Duration)

+ func (e *Emitter) StageStarted(name string, index int, stageType interface{})

type EventBus

+ func (eb *EventBus) Store() EventStore

+ func (eb *EventBus) WithStore(store EventStore) *EventBus

+ type EventFilter struct

+ ConversationID string

+ Limit int

+ RunID string

+ SessionID string

+ Since time.Time

+ Types []EventType

+ Until time.Time

+ type EventStore interface

+ Append func(ctx context.Context, event *Event) error

+ Close func() error

+ Query func(ctx context.Context, filter *EventFilter) ([]*Event, error)

+ QueryRaw func(ctx context.Context, filter *EventFilter) ([]*StoredEvent, error)

+ Stream func(ctx context.Context, sessionID string) (<-chan *Event, error)

+ type EventStoreWithBlobs struct

+ func NewEventStoreWithBlobs(dir string) (*EventStoreWithBlobs, error)

+ func (s *EventStoreWithBlobs) Close() error

type EventType

+ const EventAudioInput

+ const EventAudioOutput

+ const EventAudioTranscription

+ const EventImageInput

+ const EventImageOutput

+ const EventScreenshot

+ const EventStageCompleted

+ const EventStageFailed

+ const EventStageStarted

+ const EventVideoFrame

+ type ExportConfig struct

+ AudioMix string

+ EndTime time.Duration

+ FFmpegPath string

+ FontSize int

+ Format ExportFormat

+ IncludeAnnotations bool

+ IncludeEvents bool

+ IncludeTranscriptions bool

+ OnProgress func(progress float64)

+ OutputPath string

+ StartTime time.Duration

+ VideoHeight int

+ VideoWidth int

+ func DefaultExportConfig(outputPath string) *ExportConfig

+ type ExportFormat string

+ const ExportFormatJSON

+ const ExportFormatMP3

+ const ExportFormatMP4

+ const ExportFormatWAV

+ const ExportFormatWebM

+ type FileBlobStore struct

+ func NewFileBlobStore(dir string) (*FileBlobStore, error)

+ func (s *FileBlobStore) Close() error

+ func (s *FileBlobStore) Delete(ctx context.Context, ref string) error

+ func (s *FileBlobStore) Load(ctx context.Context, ref string) ([]byte, error)

+ func (s *FileBlobStore) LoadReader(ctx context.Context, ref string) (io.ReadCloser, error)

+ func (s *FileBlobStore) Store(ctx context.Context, sessionID string, data []byte, mimeType string) (*BinaryPayload, error)

+ func (s *FileBlobStore) StoreReader(ctx context.Context, sessionID string, r io.Reader, mimeType string) (*BinaryPayload, error)

+ type FileEventStore struct

+ func NewFileEventStore(dir string) (*FileEventStore, error)

+ func (s *FileEventStore) Append(ctx context.Context, event *Event) error

+ func (s *FileEventStore) Close() error

+ func (s *FileEventStore) Query(ctx context.Context, filter *EventFilter) ([]*Event, error)

+ func (s *FileEventStore) QueryRaw(ctx context.Context, filter *EventFilter) ([]*StoredEvent, error)

+ func (s *FileEventStore) Stream(ctx context.Context, sessionID string) (<-chan *Event, error)

+ func (s *FileEventStore) Sync() error

+ type ImageInputData struct

+ Actor string

+ Description string

+ Metadata VideoMetadata

+ Payload BinaryPayload

+ type ImageOutputData struct

+ GeneratedFrom string

+ Metadata VideoMetadata

+ Payload BinaryPayload

+ Prompt string

+ type JSONSegment struct

+ Duration float64

+ Size int64

+ StartTime float64

+ StorageRef string

+ type JSONTimeline struct

+ Duration float64

+ Events []JSONTimelineItem

+ Metadata SessionMetadata

+ SessionID string

+ Tracks []JSONTrack

+ type JSONTimelineItem struct

+ Data map[string]interface{}

+ Duration float64

+ Time float64

+ Type string

+ type JSONTrack struct

+ Duration float64

+ Segments []JSONSegment

+ Type string

+ type MediaSegment struct

+ ChunkIndex int

+ Duration time.Duration

+ EventIndex int

+ Metadata interface{}

+ Payload *BinaryPayload

+ StartTime time.Duration

+ type MediaTimeline struct

+ Events []*Event

+ SessionEnd time.Time

+ SessionID string

+ SessionStart time.Time

+ Tracks map[TrackType]*MediaTrack

+ func LoadMediaTimeline(ctx context.Context, store EventStore, blobStore BlobStore, sessionID string) (*MediaTimeline, error)

+ func NewMediaTimeline(sessionID string, events []*Event, blobStore BlobStore) *MediaTimeline

+ func (mt *MediaTimeline) Duration() time.Duration

+ func (mt *MediaTimeline) ExportAudioToWAV(trackType TrackType, path string) error

+ func (mt *MediaTimeline) GetTrack(trackType TrackType) *MediaTrack

+ func (mt *MediaTimeline) HasTrack(trackType TrackType) bool

+ func (mt *MediaTimeline) NewMixedAudioReader() (*MixedAudioReader, error)

+ func (mt *MediaTimeline) NewTrackReader(trackType TrackType) (*TrackReader, error)

+ type MediaTrack struct

+ Format interface{}

+ Segments []*MediaSegment

+ TotalDuration time.Duration

+ Type TrackType

+ func (t *MediaTrack) ExportToWAV(path string, blobStore BlobStore) error

+ func (t *MediaTrack) OffsetInSegment(offset time.Duration) (*MediaSegment, time.Duration)

+ type MixedAudioReader struct

+ func (r *MixedAudioReader) Channels() int

+ func (r *MixedAudioReader) Close() error

+ func (r *MixedAudioReader) Position() time.Duration

+ func (r *MixedAudioReader) SampleRate() int

+ func (r *MixedAudioReader) Seek(offset time.Duration) error

+ type PlayerCallback func(event *Event, position time.Duration) bool

+ type PlayerConfig struct

+ OnComplete func()

+ OnError func(err error)

+ OnEvent PlayerCallback

+ OnStateChange func(state PlayerState)

+ SkipTiming bool

+ Speed float64

+ func DefaultPlayerConfig() *PlayerConfig

+ type PlayerState int

+ const PlayerStatePaused

+ const PlayerStatePlaying

+ const PlayerStateStopped

+ type Rect struct

+ Height int

+ Width int

+ X int

+ Y int

+ type ScreenshotData struct

+ Metadata VideoMetadata

+ Payload BinaryPayload

+ Reason string

+ WindowBounds *Rect

+ WindowTitle string

+ type SerializableEvent struct

+ ConversationID string

+ Data json.RawMessage

+ DataType string

+ RunID string

+ SessionID string

+ Timestamp time.Time

+ Type EventType

+ func (se *SerializableEvent) RawData() json.RawMessage

+ type SessionExporter struct

+ func NewSessionExporter(session *AnnotatedSession, config *ExportConfig) *SessionExporter

+ func (e *SessionExporter) Export(ctx context.Context) error

+ type SessionMetadata struct

+ AnnotationCounts map[annotations.AnnotationType]int

+ ConversationTurns int

+ Duration time.Duration

+ EndTime time.Time

+ EventCounts map[EventType]int

+ HasAudioInput bool

+ HasAudioOutput bool

+ HasVideo bool

+ ProviderCalls int

+ StartTime time.Time

+ ToolCalls int

+ TotalAudioInputDuration time.Duration

+ TotalAudioOutputDuration time.Duration

+ type SessionPlayer struct

+ func NewSessionPlayer(store EventStore, sessionID string, config *PlayerConfig) *SessionPlayer

+ func (p *SessionPlayer) CurrentTime() time.Duration

+ func (p *SessionPlayer) Duration() time.Duration

+ func (p *SessionPlayer) EventCount() int

+ func (p *SessionPlayer) Events() []*Event

+ func (p *SessionPlayer) Load(ctx context.Context) error

+ func (p *SessionPlayer) Pause()

+ func (p *SessionPlayer) Play(ctx context.Context)

+ func (p *SessionPlayer) Position() int

+ func (p *SessionPlayer) Seek(position time.Duration)

+ func (p *SessionPlayer) SeekToEvent(index int)

+ func (p *SessionPlayer) SetSpeed(speed float64)

+ func (p *SessionPlayer) State() PlayerState

+ func (p *SessionPlayer) Stop()

+ func (p *SessionPlayer) Wait()

+ type StageCompletedData struct

+ Duration time.Duration

+ Index int

+ Name string

+ StageType string

+ type StageFailedData struct

+ Duration time.Duration

+ Error error

+ Index int

+ Name string

+ StageType string

+ type StageStartedData struct

+ Index int

+ Name string

+ StageType string

+ type StoredEvent struct

+ Event *SerializableEvent

+ ParentID int64

+ Sequence int64

+ type SyncPlayer struct

+ func NewSyncPlayer(timeline *MediaTimeline, annots []*annotations.Annotation, ...) *SyncPlayer

+ func (p *SyncPlayer) AnnotationCount() int

+ func (p *SyncPlayer) Annotations() []*annotations.Annotation

+ func (p *SyncPlayer) Duration() time.Duration

+ func (p *SyncPlayer) EventCount() int

+ func (p *SyncPlayer) GetAnnotationsInRange(start, end time.Duration) []*annotations.Annotation

+ func (p *SyncPlayer) GetEventsInRange(start, end time.Duration) []*Event

+ func (p *SyncPlayer) Pause()

+ func (p *SyncPlayer) Play(ctx context.Context) error

+ func (p *SyncPlayer) Position() time.Duration

+ func (p *SyncPlayer) Seek(position time.Duration) error

+ func (p *SyncPlayer) SetSpeed(speed float64)

+ func (p *SyncPlayer) State() PlayerState

+ func (p *SyncPlayer) Stop()

+ func (p *SyncPlayer) Timeline() *MediaTimeline

+ func (p *SyncPlayer) Wait()

+ type SyncPlayerConfig struct

+ AudioBufferSize int

+ OnAnnotation AnnotationHandler

+ OnAudio AudioHandler

+ OnComplete func()

+ OnError func(err error)

+ OnEvent PlayerCallback

+ OnStateChange func(state PlayerState)

+ SkipTiming bool

+ Speed float64

+ func DefaultSyncPlayerConfig() *SyncPlayerConfig

+ type TimelineBuilder struct

+ func NewTimelineBuilder(sessionID string, blobStore BlobStore) *TimelineBuilder

+ func (b *TimelineBuilder) AddEvent(event *Event)

+ func (b *TimelineBuilder) Build() *MediaTimeline

+ type TimelineItem struct

+ Annotation *annotations.Annotation

+ Duration time.Duration

+ Event *Event

+ Segment *MediaSegment

+ Time time.Duration

+ Track TrackType

+ Type TimelineItemType

+ type TimelineItemType int

+ const TimelineItemAnnotation

+ const TimelineItemEvent

+ const TimelineItemMedia

+ type TimelineView struct

+ Items []TimelineItem

+ type TrackReader struct

+ func (r *TrackReader) Close() error

+ func (r *TrackReader) Position() time.Duration

+ func (r *TrackReader) Read(p []byte) (n int, err error)

+ func (r *TrackReader) Seek(offset time.Duration) error

+ type TrackType string

+ const TrackAudioInput

+ const TrackAudioOutput

+ const TrackVideo

+ type VideoFrameData struct

+ FrameIndex int64

+ IsKeyframe bool

+ Metadata VideoMetadata

+ Payload BinaryPayload

+ TimestampMs int64

+ type VideoMetadata struct

+ DurationMs int64

+ Encoding string

+ FrameRate float64

+ Height int

+ Width int

v1.1.5

Dec 9, 2025

Changes in this version

+ type ConversationStartedData struct

+ SystemPrompt string

type Emitter

+ func (e *Emitter) ConversationStarted(systemPrompt string)

+ func (e *Emitter) MessageCreated(role, content string, index int, toolCalls []MessageToolCall, ...)

+ func (e *Emitter) MessageUpdated(index int, latencyMs int64, inputTokens, outputTokens int, totalCost float64)

type EventType

+ const EventConversationStarted

+ const EventMessageCreated

+ const EventMessageUpdated

+ type MessageCreatedData struct

+ Content string

+ Index int

+ Role string

+ ToolCalls []MessageToolCall

+ ToolResult *MessageToolResult

+ type MessageToolCall struct

+ Args string

+ ID string

+ Name string

+ type MessageToolResult struct

+ Content string

+ Error string

+ ID string

+ LatencyMs int64

+ Name string

+ type MessageUpdatedData struct

+ Index int

+ InputTokens int

+ LatencyMs int64

+ OutputTokens int

+ TotalCost float64

v1.1.4

Dec 5, 2025

Changes in this version

+ type ContextBuiltData struct

+ MessageCount int

+ TokenBudget int

+ TokenCount int

+ Truncated bool

+ type CustomEventData struct

+ Data map[string]interface{}

+ EventName string

+ Message string

+ MiddlewareName string

+ type Emitter struct

+ func NewEmitter(bus *EventBus, runID, sessionID, conversationID string) *Emitter

+ func (e *Emitter) ContextBuilt(messageCount, tokenCount, tokenBudget int, truncated bool)

+ func (e *Emitter) EmitCustom(eventType EventType, middlewareName, eventName string, ...)

+ func (e *Emitter) MiddlewareCompleted(name string, index int, duration time.Duration)

+ func (e *Emitter) MiddlewareFailed(name string, index int, err error, duration time.Duration)

+ func (e *Emitter) MiddlewareStarted(name string, index int)

+ func (e *Emitter) PipelineCompleted(duration time.Duration, totalCost float64, ...)

+ func (e *Emitter) PipelineFailed(err error, duration time.Duration)

+ func (e *Emitter) PipelineStarted(middlewareCount int)

+ func (e *Emitter) ProviderCallCompleted(data *ProviderCallCompletedData)

+ func (e *Emitter) ProviderCallFailed(provider, model string, err error, duration time.Duration)

+ func (e *Emitter) ProviderCallStarted(provider, model string, messageCount, toolCount int)

+ func (e *Emitter) StateLoaded(conversationID string, messageCount int)

+ func (e *Emitter) StateSaved(conversationID string, messageCount int)

+ func (e *Emitter) StreamInterrupted(reason string)

+ func (e *Emitter) TokenBudgetExceeded(required, budget, excess int)

+ func (e *Emitter) ToolCallCompleted(toolName, callID string, duration time.Duration, status string)

+ func (e *Emitter) ToolCallFailed(toolName, callID string, err error, duration time.Duration)

+ func (e *Emitter) ToolCallStarted(toolName, callID string, args map[string]interface{})

+ func (e *Emitter) ValidationFailed(validatorName, validatorType string, err error, duration time.Duration, ...)

+ func (e *Emitter) ValidationPassed(validatorName, validatorType string, duration time.Duration)

+ func (e *Emitter) ValidationStarted(validatorName, validatorType string)

+ type Event struct

+ ConversationID string

+ Data EventData

+ RunID string

+ SessionID string

+ Timestamp time.Time

+ Type EventType

+ type EventBus struct

+ func NewEventBus() *EventBus

+ func (eb *EventBus) Clear()

+ func (eb *EventBus) Publish(event *Event)

+ func (eb *EventBus) Subscribe(eventType EventType, listener Listener)

+ func (eb *EventBus) SubscribeAll(listener Listener)

+ type EventData interface

+ type EventType string

+ const EventContextBuilt

+ const EventMiddlewareCompleted

+ const EventMiddlewareFailed

+ const EventMiddlewareStarted

+ const EventPipelineCompleted

+ const EventPipelineFailed

+ const EventPipelineStarted

+ const EventProviderCallCompleted

+ const EventProviderCallFailed

+ const EventProviderCallStarted

+ const EventStateLoaded

+ const EventStateSaved

+ const EventStreamInterrupted

+ const EventTokenBudgetExceeded

+ const EventToolCallCompleted

+ const EventToolCallFailed

+ const EventToolCallStarted

+ const EventValidationFailed

+ const EventValidationPassed

+ const EventValidationStarted

+ type Listener func(*Event)

+ type MiddlewareCompletedData struct

+ Duration time.Duration

+ Index int

+ Name string

+ type MiddlewareFailedData struct

+ Duration time.Duration

+ Error error

+ Index int

+ Name string

+ type MiddlewareStartedData struct

+ Index int

+ Name string

+ type PipelineCompletedData struct

+ Duration time.Duration

+ InputTokens int

+ MessageCount int

+ OutputTokens int

+ TotalCost float64

+ type PipelineFailedData struct

+ Duration time.Duration

+ Error error

+ type PipelineStartedData struct

+ MiddlewareCount int

+ type ProviderCallCompletedData struct

+ CachedTokens int

+ Cost float64

+ Duration time.Duration

+ FinishReason string

+ InputTokens int

+ Model string

+ OutputTokens int

+ Provider string

+ ToolCallCount int

+ type ProviderCallFailedData struct

+ Duration time.Duration

+ Error error

+ Model string

+ Provider string

+ type ProviderCallStartedData struct

+ MessageCount int

+ Model string

+ Provider string

+ ToolCount int

+ type StateLoadedData struct

+ ConversationID string

+ MessageCount int

+ type StateSavedData struct

+ ConversationID string

+ MessageCount int

+ type StreamInterruptedData struct

+ Reason string

+ type TokenBudgetExceededData struct

+ Budget int

+ Excess int

+ RequiredTokens int

+ type ToolCallCompletedData struct

+ CallID string

+ Duration time.Duration

+ Status string

+ ToolName string

+ type ToolCallFailedData struct

+ CallID string

+ Duration time.Duration

+ Error error

+ ToolName string

+ type ToolCallStartedData struct

+ Args map[string]interface{}

+ CallID string

+ ToolName string

+ type ValidationFailedData struct

+ Duration time.Duration

+ Error error

+ ValidatorName string

+ ValidatorType string

+ Violations []string

+ type ValidationPassedData struct

+ Duration time.Duration

+ ValidatorName string

+ ValidatorType string

+ type ValidationStartedData struct

+ ValidatorName string

+ ValidatorType string

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