import { CollectionConfig } from "payload";
import type { User } from "@/payload-types";
import hasRoles from "@/utils/access-control/hasRoles";
import { isSuperuser } from "@/utils/access-control/hasPermission";

export const VoiceSubmissions: CollectionConfig = {
  slug: "voice-submissions",
  admin: {
    group: "Voiceover",
    useAsTitle: "id",
    defaultColumns: ["script", "user", "status", "createdAt"],
  },
  access: {
    read: async ({ req }) => {
      const user = req.user as User | null;
      if (!user) return false;
      // Elevation bypasses the owner scope so reviewers see every submission;
      // regular users only ever see their own.
      if (await isSuperuser(req.payload, user)) return true;
      if (hasRoles(["admin", "developer"], user)) return true;
      return { user: { equals: user.id } };
    },
    create: ({ req, data }) => {
      const user = req.user as User | null;
      if (!user) return false;
      if (hasRoles(["admin", "developer"], user)) return true;
      // Submitters may only create their own submissions. Server actions that
      // write on behalf of users run with overrideAccess and set `user` themselves.
      const submittedUser =
        typeof data?.user === "object" && data?.user !== null ? data.user.id : data?.user;
      return submittedUser === user.id;
    },
    // Status changes are review actions — submitters must not edit their own docs.
    update: ({ req }) => hasRoles(["admin", "developer"], req.user),
    delete: ({ req }) => hasRoles(["developer"], req.user),
  },
  fields: [
    {
      name: "script",
      type: "relationship",
      relationTo: "voice-scripts",
      required: true,
      index: true,
    },
    {
      name: "user",
      type: "relationship",
      relationTo: "users",
      required: true,
      index: true,
      admin: {
        description: "Submitter",
      },
    },
    {
      name: "description",
      type: "textarea",
      maxLength: 300,
      admin: {
        description: "Optional short note from the submitter about this take.",
      },
    },
    {
      name: "status",
      type: "select",
      required: true,
      defaultValue: "pending",
      options: [
        { label: "Pending", value: "pending" },
        { label: "Accepted", value: "accepted" },
        { label: "Rejected", value: "rejected" },
      ],
    },
    {
      name: "reviewNote",
      type: "textarea",
      admin: {
        description: "Optional reviewer feedback. Shown to the submitter alongside their take.",
      },
    },
  ],
  // No `upload.mimeTypes` allowlist on purpose: Payload content-sniffs uploads
  // (file-type) and reports WebM recordings as `video/webm`, so an audio/* MIME
  // allowlist rejects browser-recorded takes. The submit action is the gate
  // instead (audio/* base type + size cap); restricted file types (executables,
  // scripts, …) stay blocked by Payload's built-in checks.
  upload: true,
  timestamps: true,
};