Move translators db->ap to separate module

activitypub/translators/accept.go

@@ -0,0 +1,48 @@
+package translators
+
+import (
+	"context"
+	"fmt"
+	"strings"
+
+	"git.mstar.dev/mstar/linstrom/config"
+	"git.mstar.dev/mstar/linstrom/storage-new/dbgen"
+	"git.mstar.dev/mstar/linstrom/storage-new/models"
+)
+
+type ActivityAcceptOut struct {
+	Context any    `json:"@context,omitempty"`
+	Id      string `json:"id"`
+	Type    string `json:"type"`
+	Actor   string `json:"actor"`
+	Object  any    `json:"object"`
+}
+
+func AcceptFromStorage(ctx context.Context, id string) (*ActivityAcceptOut, error) {
+	a := dbgen.Activity
+	activity, err := a.Where(a.Id.Eq(id), a.Type.Eq(string(models.ActivityAccept))).First()
+	if err != nil {
+		return nil, err
+	}
+	// switch activity.ObjectType {
+	// case models.ActivitystreamsActivityTargetFollow:
+	// default:
+	// 	return nil, errors.New("unknown activity target type")
+	// }
+	follow, err := FollowFromStorage(ctx, activity.ObjectId)
+	if err != nil {
+		return nil, err
+	}
+	var outId string
+	if strings.HasPrefix(id, "http") {
+		outId = id
+	} else {
+		outId = fmt.Sprintf("%s/api/activitypub/activity/accept/%s", config.GlobalConfig.General.GetFullPublicUrl(), id)
+	}
+	return &ActivityAcceptOut{
+		Id:     outId,
+		Actor:  follow.Object.(string),
+		Type:   "Accept",
+		Object: follow,
+	}, nil
+}