feat: SEO backend data (1/4)

internal/infrastructure/useCases/MergeMedia.go

@@ -10,6 +10,7 @@ import (
 	"context"
 	"errors"
 	"slices"
+	"strconv"
 	"strings"
 )
 
@@ -100,6 +101,11 @@ func (u *MergeMediaUseCase) merge(keepId uint32, mergeIds []uint32) (MergeMediaR
 	if err := u.applyRewrites(rewrites); err != nil {
 		return MergeMediaResult{}, err
 	}
+	repointedArticles, err := u.articleRepository.RepointImage(copyIdsOf(copies), kept.ID)
+	if err != nil {
+		u.restoreBodies(rewrites)
+		return MergeMediaResult{}, err
+	}
 	sitesUpdated, err := u.repointSites(copies, kept.ID)
 	if err != nil {
 		u.restoreBodies(rewrites)
@@ -118,15 +124,17 @@ func (u *MergeMediaUseCase) merge(keepId uint32, mergeIds []uint32) (MergeMediaR
 		}
 	}
 
-	return MergeMediaResult{ArticlesUpdated: len(rewrites), Merged: len(copies), SitesUpdated: sitesUpdated, AuthorsUpdated: authorsUpdated, UpdatedArticleIDs: rewrittenIds(rewrites)}, nil
+	updatedIds := updatedArticleIds(rewrites, repointedArticles)
+	return MergeMediaResult{ArticlesUpdated: len(updatedIds), Merged: len(copies), SitesUpdated: sitesUpdated, AuthorsUpdated: authorsUpdated, UpdatedArticleIDs: updatedIds}, nil
 }
 
-func rewrittenIds(rewrites []bodyRewrite) []uint32 {
-	ids := make([]uint32, 0, len(rewrites))
+func updatedArticleIds(rewrites []bodyRewrite, repointed []uint32) []uint32 {
+	ids := slices.Clone(repointed)
 	for _, plan := range rewrites {
 		ids = append(ids, plan.articleId)
 	}
-	return ids
+	slices.Sort(ids)
+	return slices.Compact(ids)
 }
 
 func validateMergeRequest(keepId uint32, mergeIds []uint32) error {
@@ -172,6 +180,9 @@ func (u *MergeMediaUseCase) planRewrites(kept image.Image, copies []image.Image)
 			return nil, err
 		}
 		for _, a := range articles {
+			if !strings.Contains(a.Body, copyName) {
+				continue
+			}
 			plan, ok := rewritten[a.ID]
 			if !ok {
 				plan = &bodyRewrite{articleId: a.ID, original: a.Body, rewritten: a.Body}
@@ -201,6 +212,7 @@ func (u *MergeMediaUseCase) applyRewrites(rewrites []bodyRewrite) error {
 
 func (u *MergeMediaUseCase) restoreBodies(applied []bodyRewrite) {
 	for _, plan := range applied {
-		_, _ = u.articleRepository.UpdateBody(plan.articleId, plan.original)
+		_, err := u.articleRepository.UpdateBody(plan.articleId, plan.original)
+		logCompensation("restore article body "+strconv.FormatUint(uint64(plan.articleId), 10), err)
 	}
 }