Haystack/backend/events.go
John Costa ae9ac1fe4f refactor(agent): main agent loop extracted away
Still not super sure how to represent these agents in code.
It doesn't make the most amount of sense to keep them in structs. A
curried function is more like it, with system prompt and tooling.

Maybe that's what I'll end up doing.
2025-04-12 14:39:16 +01:00

87 lines
2.0 KiB
Go

package main
import (
"context"
"database/sql"
"log"
"os"
"screenmark/screenmark/agents"
"screenmark/screenmark/models"
"time"
"github.com/google/uuid"
"github.com/lib/pq"
)
func ListenNewImageEvents(db *sql.DB) {
listener := pq.NewListener(os.Getenv("DB_CONNECTION"), time.Second, time.Second, func(event pq.ListenerEventType, err error) {
if err != nil {
panic(err)
}
})
defer listener.Close()
locationModel := models.NewLocationModel(db)
eventModel := models.NewEventModel(db)
noteModel := models.NewNoteModel(db)
imageModel := models.NewImageModel(db)
contactModel := models.NewContactModel(db)
err := listener.Listen("new_image")
if err != nil {
panic(err)
}
for {
select {
case parameters := <-listener.Notify:
imageId := uuid.MustParse(parameters.Extra)
ctx := context.Background()
go func() {
locationAgent, err := agents.NewLocationEventAgent(locationModel, eventModel, contactModel)
if err != nil {
panic(err)
}
noteAgent, err := agents.NewNoteAgent(noteModel)
if err != nil {
panic(err)
}
contactAgent, err := agents.NewContactAgent(contactModel)
if err != nil {
panic(err)
}
image, err := imageModel.GetToProcessWithData(ctx, imageId)
if err != nil {
log.Println("Failed to GetToProcessWithData")
log.Println(err)
return
}
_, err = imageModel.FinishProcessing(ctx, image.ID)
if err != nil {
log.Println("Failed to FinishProcessing")
log.Println(err)
return
}
orchestrator, err := agents.NewOrchestratorAgent(locationAgent, noteAgent, contactAgent, image.Image.ImageName, image.Image.Image)
if err != nil {
panic(err)
}
// Still need to find some way to hide this complexity away.
// I don't think wrapping agents in structs actually works too well.
err = orchestrator.Client.RunAgent(agents.OrchestratorPrompt, agents.OrchestratorTools, "noAction", image.UserID, image.ImageID, image.Image.ImageName, image.Image.Image)
if err != nil {
log.Println(err)
}
}()
}
}
}