feat(admin): Sprint 6 — /admin/media gallery + theme write-through

src/lib/admin/media.ts

@@ -0,0 +1,60 @@
+import "server-only";
+
+import { Prisma } from "@/generated/prisma/client";
+import { MediaType } from "@/generated/prisma/enums";
+import { prisma } from "@/lib/prisma";
+
+export type AdminMediaFilters = {
+  q?: string;
+  type?: MediaType;
+  carbetId?: string;
+};
+
+export type AdminMediaListItem = {
+  id: string;
+  type: MediaType;
+  s3Key: string;
+  s3Url: string;
+  sortOrder: number;
+  createdAt: Date;
+  carbet: { id: string; title: string; slug: string; status: string };
+};
+
+export async function listMediaAdmin(filters: AdminMediaFilters = {}): Promise<AdminMediaListItem[]> {
+  const where: Prisma.MediaWhereInput = {};
+  if (filters.q) {
+    where.OR = [
+      { s3Key: { contains: filters.q, mode: "insensitive" } },
+      { carbet: { title: { contains: filters.q, mode: "insensitive" } } },
+      { carbet: { slug: { contains: filters.q, mode: "insensitive" } } },
+    ];
+  }
+  if (filters.type) where.type = filters.type;
+  if (filters.carbetId) where.carbetId = filters.carbetId;
+
+  return prisma.media.findMany({
+    where,
+    orderBy: [{ createdAt: "desc" }],
+    take: 200,
+    select: {
+      id: true,
+      type: true,
+      s3Key: true,
+      s3Url: true,
+      sortOrder: true,
+      createdAt: true,
+      carbet: { select: { id: true, title: true, slug: true, status: true } },
+    },
+  });
+}
+
+export async function getMediaStats() {
+  const [total, photo, video, carbetsWithMedia, carbetsWithoutMedia] = await Promise.all([
+    prisma.media.count(),
+    prisma.media.count({ where: { type: MediaType.PHOTO } }),
+    prisma.media.count({ where: { type: MediaType.VIDEO } }),
+    prisma.carbet.count({ where: { media: { some: {} } } }),
+    prisma.carbet.count({ where: { media: { none: {} } } }),
+  ]);
+  return { total, photo, video, carbetsWithMedia, carbetsWithoutMedia };
+}