/// PocketBase migration: per-user app preferences (Home sections + Look ahead).
///
/// Apply on the server:
///
///   sudo cp this_file /opt/pocketbase/pb_migrations/
///   sudo chown pocketbase:pocketbase /opt/pocketbase/pb_migrations/*.js
///   sudo -u pocketbase /opt/pocketbase/pocketbase migrate up
///   sudo systemctl restart pocketbase
///
/// Depends on usersapp.
migrate((app) => {
  const users = app.findCollectionByNameOrId("usersapp");

  const ownerRules = {
    listRule: "user = @request.auth.id",
    viewRule: "user = @request.auth.id",
    createRule: "@request.auth.id != '' && user = @request.auth.id",
    updateRule: "user = @request.auth.id",
    deleteRule: "user = @request.auth.id",
  };

  const appPrefs = new Collection({
    type: "base",
    name: "app_prefs",
    ...ownerRules,
    fields: [
      {
        type: "relation",
        name: "user",
        required: true,
        collectionId: users.id,
        cascadeDelete: true,
        maxSelect: 1,
      },
      {
        type: "bool",
        name: "home_show_transactions",
        required: false,
      },
      {
        type: "bool",
        name: "home_show_categorized",
        required: false,
      },
      {
        type: "bool",
        name: "home_show_recent",
        required: false,
      },
      {
        type: "number",
        name: "look_ahead_max_years",
        required: false,
        onlyInt: true,
      },
    ],
    indexes: [
      "CREATE UNIQUE INDEX idx_app_prefs_user ON app_prefs (user)",
    ],
  });
  app.save(appPrefs);
}, (app) => {
  try {
    const col = app.findCollectionByNameOrId("app_prefs");
    app.delete(col);
  } catch (_) {}
});