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 };
}