From fb143d4724091638428d032828b56bfa88c5ae93 Mon Sep 17 00:00:00 2001
From: WithoutPants <53250216+WithoutPants@users.noreply.github.com>
Date: Thu, 5 Feb 2026 15:54:25 +1100
Subject: [PATCH] Add studios_filter to TagFilterType

---
 graphql/schema/types/filters.graphql | 2 ++
 pkg/models/tag.go                    | 2 ++
 pkg/sqlite/tag.go                    | 9 +++++++++
 pkg/sqlite/tag_filter.go             | 9 +++++++++
 4 files changed, 22 insertions(+)

diff --git a/graphql/schema/types/filters.graphql b/graphql/schema/types/filters.graphql
index 52eec6785..de93c8dd8 100644
--- a/graphql/schema/types/filters.graphql
+++ b/graphql/schema/types/filters.graphql
@@ -644,6 +644,8 @@ input TagFilterType {
   galleries_filter: GalleryFilterType
   "Filter by related performers that meet this criteria"
   performers_filter: PerformerFilterType
+  "Filter by related studios that meet this criteria"
+  studios_filter: StudioFilterType
 
   "Filter by creation time"
   created_at: TimestampCriterionInput
diff --git a/pkg/models/tag.go b/pkg/models/tag.go
index 5ff2df6ad..d001f8b43 100644
--- a/pkg/models/tag.go
+++ b/pkg/models/tag.go
@@ -52,6 +52,8 @@ type TagFilterType struct {
 	GalleriesFilter *GalleryFilterType `json:"galleries_filter"`
 	// Filter by related performers that meet this criteria
 	PerformersFilter *PerformerFilterType `json:"performers_filter"`
+	// Filter by related studios that meet this criteria
+	StudiosFilter *StudioFilterType `json:"studios_filter"`
 	// Filter by created at
 	CreatedAt *TimestampCriterionInput `json:"created_at"`
 	// Filter by updated at
diff --git a/pkg/sqlite/tag.go b/pkg/sqlite/tag.go
index b1d773290..0befdb788 100644
--- a/pkg/sqlite/tag.go
+++ b/pkg/sqlite/tag.go
@@ -108,6 +108,7 @@ type tagRepositoryType struct {
 	images     joinRepository
 	galleries  joinRepository
 	performers joinRepository
+	studios    joinRepository
 }
 
 var (
@@ -161,6 +162,14 @@ var (
 			fkColumn:     performerIDColumn,
 			foreignTable: performerTable,
 		},
+		studios: joinRepository{
+			repository: repository{
+				tableName: studiosTagsTable,
+				idColumn:  tagIDColumn,
+			},
+			fkColumn:     studioIDColumn,
+			foreignTable: studioTable,
+		},
 	}
 )
 
diff --git a/pkg/sqlite/tag_filter.go b/pkg/sqlite/tag_filter.go
index dadc351ee..9b8b61c74 100644
--- a/pkg/sqlite/tag_filter.go
+++ b/pkg/sqlite/tag_filter.go
@@ -136,6 +136,15 @@ func (qb *tagFilterHandler) criterionHandler() criterionHandler {
 				tagRepository.performers.innerJoin(f, "", "tags.id")
 			},
 		},
+
+		&relatedFilterHandler{
+			relatedIDCol:   "studios_tags.studio_id",
+			relatedRepo:    studioRepository.repository,
+			relatedHandler: &studioFilterHandler{tagFilter.StudiosFilter},
+			joinFn: func(f *filterBuilder) {
+				tagRepository.studios.innerJoin(f, "", "tags.id")
+			},
+		},
 	}
 }