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(* Open Source License                                                       *)
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type error +=
  | (* `Branch *) Unrevealed_manager_key of Contract_repr.t
  | (* `Permanent *)
      Inconsistent_hash of {
      public_key : Signature.Public_key.t;
      expected_hash : Signature.Public_key_hash.t;
      provided_hash : Signature.Public_key_hash.t;
    }
  | (* `Branch *) Previously_revealed_key of Contract_repr.t

(** [init ctxt contract manager] associates [manager] to [contract]. This
    function is undefined if [contract] has already a manager associated to it.
*)
val init :
  Raw_context.t ->
  Contract_repr.t ->
  Manager_repr.manager_key ->
  Raw_context.t tzresult Lwt.t

val is_manager_key_revealed :
  Raw_context.t -> Signature.Public_key_hash.t -> bool tzresult Lwt.t

val reveal_manager_key :
  Raw_context.t ->
  Signature.Public_key_hash.t ->
  Signature.Public_key.t ->
  Raw_context.t tzresult Lwt.t

(** [get_manager_key ?error ctxt pkh] returns the revealed manager key of the
    contract represented by [pkh]. When [error] is not provided this function
    fails with "get_manager_key" error if [pkh] does not have a manager, and
    with [Unrevealed_manager_key] error if the manager has not revealed its key.
    When [error] is provided, the function fails with the provided [error] in
    both cases. *)
val get_manager_key :
  ?error:error ->
  Raw_context.t ->
  Signature.Public_key_hash.t ->
  Signature.Public_key.t tzresult Lwt.t

val remove_existing :
  Raw_context.t -> Contract_repr.t -> Raw_context.t tzresult Lwt.t