feat: activity log producers

internal/infrastructure/useCases/MergeMedia.go

@@ -2,8 +2,10 @@ package useCases
 
 import (
 	"RenewCMS/internal/domain/article"
+	"RenewCMS/internal/domain/audit"
 	"RenewCMS/internal/domain/image"
 	"cmp"
+	"context"
 	"errors"
 	"slices"
 	"strings"
@@ -19,10 +21,11 @@ type MergeMediaUseCase struct {
 	imageRepository   image.Repository
 	articleRepository article.Repository
 	remover           mediaRemover
+	recorder          audit.Recorder
 }
 
-func NewMergeMediaUseCase(imageRepository image.Repository, articleRepository article.Repository, storage image.Storage) *MergeMediaUseCase {
-	return &MergeMediaUseCase{imageRepository, articleRepository, mediaRemover{imageRepository, storage}}
+func NewMergeMediaUseCase(imageRepository image.Repository, articleRepository article.Repository, storage image.Storage, recorder audit.Recorder) *MergeMediaUseCase {
+	return &MergeMediaUseCase{imageRepository, articleRepository, mediaRemover{imageRepository, storage}, recorder}
 }
 
 type bodyRewrite struct {
@@ -31,7 +34,30 @@ type bodyRewrite struct {
 	rewritten string
 }
 
-func (u *MergeMediaUseCase) Merge(keepId uint32, mergeIds []uint32) (MergeMediaResult, error) {
+func (u *MergeMediaUseCase) Merge(ctx context.Context, keepId uint32, mergeIds []uint32) (MergeMediaResult, error) {
+	result, err := u.merge(keepId, mergeIds)
+	event := audit.NewEvent(audit.ActionMediaMerge, audit.CategoryMedia)
+	if kept, found := u.keptImage(keepId); found {
+		event.Target = imageTarget(kept)
+	}
+	if err != nil {
+		recordFailure(ctx, u.recorder, event, err)
+		return MergeMediaResult{}, err
+	}
+	event.Params = map[string]any{audit.ParamMerged: result.Merged, audit.ParamArticlesUpdated: result.ArticlesUpdated}
+	u.recorder.Record(ctx, event)
+	return result, nil
+}
+
+func (u *MergeMediaUseCase) keptImage(keepId uint32) (image.Image, bool) {
+	if keepId == 0 {
+		return image.Image{}, false
+	}
+	kept, err := u.imageRepository.Get(keepId)
+	return kept, err == nil
+}
+
+func (u *MergeMediaUseCase) merge(keepId uint32, mergeIds []uint32) (MergeMediaResult, error) {
 	if err := validateMergeRequest(keepId, mergeIds); err != nil {
 		return MergeMediaResult{}, err
 	}