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(* Open Source License                                                       *)
(* Copyright (c) 2019 Nomadic Labs <contact@nomadic-labs.com>                *)
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open Protocol
open Alpha_context
open Protocol_client_context

(** Retrieve the manager key in a contract storage.
    The storage has to be of type `pair key_hash 'a`.
*)
val get_contract_manager : #full -> Contract.t -> public_key_hash tzresult Lwt.t

(** Builds a delegation operation ready for injection *)
val build_delegate_operation :
  #Protocol_client_context.full ->
  chain:Chain_services.chain ->
  block:Block_services.block ->
  ?fee:Tez.t ->
  Contract.t ->
  public_key_hash option ->
  Kind.transaction Annotated_manager_operation.t tzresult Lwt.t

(** Set the delegate of a manageable contract.
    For a contract with a `do`entrypoint, it builds the lambda that set
    the provided delegate.
    `~source` has to be the registered manager of the contract.
*)
val set_delegate :
  #Protocol_client_context.full ->
  chain:Chain_services.chain ->
  block:Block_services.block ->
  ?confirmations:int ->
  ?dry_run:bool ->
  ?verbose_signing:bool ->
  ?simulation:bool ->
  ?branch:int ->
  fee_parameter:Injection.fee_parameter ->
  ?fee:Tez.t ->
  source:public_key_hash ->
  src_pk:public_key ->
  src_sk:Client_keys_v0.sk_uri ->
  Contract.t ->
  public_key_hash option ->
  Kind.transaction Kind.manager Injection.result tzresult Lwt.t

(** Builds a transaction operation ready for injection *)
val build_transaction_operation :
  #Protocol_client_context.full ->
  chain:Chain_services.chain ->
  block:Block_services.block ->
  contract:Contract.t ->
  destination:Contract.t ->
  ?entrypoint:string ->
  ?arg:string ->
  amount:Tez.t ->
  ?fee:Tez.t ->
  ?gas_limit:Gas.Arith.integral ->
  ?storage_limit:counter ->
  unit ->
  Kind.transaction Annotated_manager_operation.t tzresult Lwt.t

(** Perform a transfer on behalf of a managed contract .
    For a contract with a `do`entrypoint, it builds the lambda that
    does the requested operation.
    `~source` has to be the registered manager of the contract.
*)
val transfer :
  #Protocol_client_context.full ->
  chain:Chain_services.chain ->
  block:Block_services.block ->
  ?confirmations:int ->
  ?dry_run:bool ->
  ?verbose_signing:bool ->
  ?simulation:bool ->
  ?force:bool ->
  ?branch:int ->
  source:public_key_hash ->
  src_pk:public_key ->
  src_sk:Client_keys_v0.sk_uri ->
  contract:Contract.t ->
  destination:Contract.t ->
  ?entrypoint:string ->
  ?arg:string ->
  amount:Tez.t ->
  ?fee:Tez.t ->
  ?gas_limit:Gas.Arith.integral ->
  ?storage_limit:counter ->
  ?counter:counter ->
  fee_parameter:Injection.fee_parameter ->
  unit ->
  (Kind.transaction Kind.manager Injection.result * Contract.t list) tzresult
  Lwt.t

val build_lambda_for_set_delegate : delegate:public_key_hash option -> string

val build_lambda_for_transfer_to_implicit :
  destination:public_key_hash -> amount:Tez.t -> string

val build_lambda_for_transfer_to_originated :
  destination:Contract.t ->
  entrypoint:string ->
  amount:Tez.t ->
  parameter_type:Script.expr ->
  parameter:Script.expr ->
  string