import { CollectionConfig } from "payload";
import { isDeveloper } from "@/utils/access-control/isRole";

export const MissionFiles: CollectionConfig = {
  slug: "mission-files",
  access: {
    create: isDeveloper,
    update: isDeveloper,
    delete: isDeveloper,
    read: isDeveloper,
  },
  admin: {
    group: "Server",
  },
  fields: [
    {
      name: "missionFileName",
      type: "text",
      required: true,
    },
    {
      name: "author",
      type: "relationship",
      relationTo: "users",
      required: true,
    },
  ],
  upload: {
    mimeTypes: ["application/octet-stream"],
  },
  hooks: {
    beforeValidate: [
      async ({ data, req }) => {
        // Enforce .pbo extension on uploaded filename
        // For direct file uploads, req.files?.file?.name is typically present
        const file = (req as any)?.files?.file;
        const name: string | undefined =
          file?.name ??
          (typeof data?.filename === "string" ? data.filename : undefined) ??
          (typeof data?.file === "string" ? data.file : undefined);

        if (!name || !name.toLowerCase().endsWith(".pbo")) {
          throw new Error("Only .pbo files are allowed.");
        }

        // Optional: store clean filename (without path)
        if (data) {
          data.missionFileName = name;
        }

        return data;
      },
    ],
  },
};