131 lines
2.9 KiB
Go
131 lines
2.9 KiB
Go
package pipeline
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import (
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"context"
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"log"
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"sync"
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"time"
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"github.com/leonardotrapani/hyprvoice/internal/recording"
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)
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type Status string
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const (
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Idle Status = "idle"
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Recording Status = "recording"
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Transcribing Status = "transcribing"
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Injecting Status = "injecting"
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)
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// Action represents commands sent to the pipeline to drive state
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// transitions or trigger work. Keeping this separate from Status
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// preserves directionality: callers send Actions, pipeline emits Statuses.
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type Action int
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const (
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Inject Action = iota
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)
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type Pipeline interface {
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Run(ctx context.Context) (<-chan Status, chan<- Action)
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Stop()
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}
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type pipeline struct {
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actionCh chan Action
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wg sync.WaitGroup
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cancel context.CancelFunc
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}
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func New() Pipeline {
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return &pipeline{
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actionCh: make(chan Action, 1),
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}
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}
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func (p *pipeline) Run(ctx context.Context) (<-chan Status, chan<- Action) {
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statusCh := make(chan Status, 1)
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runCtx, cancel := context.WithTimeout(ctx, 5*time.Minute)
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p.cancel = cancel
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p.wg.Add(1)
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go p.run(runCtx, statusCh)
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return statusCh, p.actionCh
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}
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func (p *pipeline) run(ctx context.Context, statusCh chan<- Status) {
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defer func() {
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// Ensure status channel is closed and wg is decremented
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close(statusCh)
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p.wg.Done()
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}()
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log.Printf("Pipeline: Starting recording")
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statusCh <- Recording
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recorder := recording.NewDefaultRecorder()
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frameCh, errCh, err := recorder.Start(ctx)
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if err != nil {
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log.Printf("Pipeline: Recording error: %v", err)
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statusCh <- Idle
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return
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}
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defer recorder.Stop()
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// Track statistics for logging
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frameCount := 0
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totalBytes := 0
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startTime := time.Now()
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// Main event loop
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for {
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select {
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case frame, ok := <-frameCh:
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if !ok {
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// Frame channel closed, recording ended
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log.Printf("Pipeline: Recording ended. Total frames: %d, Total bytes: %d, Duration: %v",
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frameCount, totalBytes, time.Since(startTime))
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statusCh <- Transcribing
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return
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}
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// Log frame details
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frameCount++
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totalBytes += len(frame.Data)
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log.Printf("Pipeline: Received frame #%d - Size: %d bytes, Timestamp: %v, Total bytes so far: %d",
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frameCount, len(frame.Data), frame.Timestamp.Format("15:04:05.000"), totalBytes)
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// TODO: pass this channel to the transcriber
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case err := <-errCh:
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if err != nil {
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log.Printf("Pipeline: Recording error: %v", err)
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statusCh <- Idle
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return
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}
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case action := <-p.actionCh:
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log.Printf("Pipeline: Received action: %v", action)
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if action == Inject {
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log.Printf("Pipeline: Inject action received, stopping recording")
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if err := recorder.Stop(); err != nil {
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log.Printf("Pipeline: Error stopping recorder: %v", err)
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}
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statusCh <- Injecting
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return
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}
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case <-ctx.Done():
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log.Printf("Pipeline: Context cancelled, stopping")
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return
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}
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}
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}
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func (p *pipeline) Stop() {
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if p.cancel != nil {
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p.cancel()
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}
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p.wg.Wait()
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}
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