Move translators db->ap to separate module

activitypub/translators/create.go

@@ -0,0 +1,58 @@
+package translators
+
+import (
+	"context"
+
+	"git.mstar.dev/mstar/linstrom/config"
+	"git.mstar.dev/mstar/linstrom/storage-new/dbgen"
+	"git.mstar.dev/mstar/linstrom/storage-new/models"
+)
+
+type ActivityCreate struct {
+	Context any    `json:"@context,omitempty"`
+	Id      string `json:"id"`
+	Type    string `json:"type"`
+	Actor   string `json:"actor"`
+	Object  any    `json:"object"`
+}
+
+// Find a create activity from the db and format it for activitypub reads
+// Does not set the context for the activity, in case the activity is embedded
+// in another activity or object. That's the responsibility of the handler
+// getting the final result
+func CreateFromStorage(ctx context.Context, id string) (*ActivityCreate, error) {
+	// log := log.Ctx(ctx)
+	a := dbgen.Activity
+	activity, err := a.Where(a.Type.Eq(string(models.ActivityCreate))).
+		Where(a.Id.Eq(id)).
+		First()
+	if err != nil {
+		return nil, err
+	}
+	switch models.ActivitystreamsActivityTargetType(activity.ObjectType) {
+	case models.ActivitystreamsActivityTargetNote:
+		note, err := NoteFromStorage(ctx, activity.ObjectId)
+		if err != nil {
+			return nil, err
+		}
+		out := ActivityCreate{
+			Id:     config.GlobalConfig.General.GetFullPublicUrl() + "/api/activitypub/create/" + id,
+			Type:   "Create",
+			Actor:  note.AttributedTo,
+			Object: note,
+		}
+		return &out, nil
+	case models.ActivitystreamsActivityTargetBoost:
+		panic("Not implemented")
+	case models.ActivitystreamsActivityTargetReaction:
+		panic("Not implemented")
+	case models.ActivitystreamsActivityTargetActivity:
+		panic("Not implemented")
+	case models.ActivitystreamsActivityTargetUser:
+		panic("Not implemented")
+	case models.ActivitystreamsActivityTargetUnknown:
+		panic("Not implemented")
+	default:
+		panic("Not implemented")
+	}
+}