(* TODO
   - GNU Taler db-events?
     it seems caqti/pgx does not support it *)

let on_ok req () =
  let open Vif.Response.Syntax in
  let* () =
    Vif.Response.add ~field:"content-type" "text/plain; charset= utf-8"
  in
  let* () =
    Vif.Response.with_string req (Fmt.str "activate_signing_key done~~@.")
  in
  Vif.Response.respond `OK

let on_error req err =
  (* TODO be sure to not leak private data in error messages *)
  let open Vif.Response.Syntax in
  let str = Fmt.str "Database error: %a." Caqti_error.pp err in
  Logs.err (fun m -> m "%s" str);
  let* () = Vif.Response.with_string req str in
  Vif.Response.respond `Internal_server_error

(* TODO master_sig *)
let dummy_master_sig =
  Option.some @@ Crypto.EddsaSignature.of_octets (String.make 64 '\x00')

let test_activate req server _ =
  let db_conn = Vif.Server.device Devices.db_connection server in
  let secmod_signkey = Vif.Server.device Devices.secmod_signkey server in
  let sm_key = secmod_signkey.sm_key in
  let sm_key = { sm_key with master_sig= dummy_master_sig } in
  let res = Pg.activate_signing_key db_conn sm_key in
  Result.fold ~ok:(on_ok req) ~error:(on_error req) res