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Elixir SDK for the Stellar network.
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lib/tx_build/manage_data.ex
defmodule Stellar.TxBuild.ManageData do
@moduledoc """
Sets, modifies, or deletes a Data Entry (name/value pair).
"""
import Stellar.TxBuild.Validations, only: [validate_optional_account: 1]
alias Stellar.TxBuild.OptionalAccount
alias StellarBase.XDR.{
DataValue,
OperationBody,
OperationType,
Operations.ManageData,
OptionalDataValue,
String64
}
@behaviour Stellar.TxBuild.XDR
@type t :: %__MODULE__{
entry_name: String.t(),
entry_value: String.t(),
source_account: OptionalAccount.t()
}
defstruct [:entry_name, :entry_value, :source_account]
@impl true
def new(args, opts \\ [])
def new(args, _opts) when is_list(args) do
entry_name = Keyword.get(args, :entry_name)
entry_value = Keyword.get(args, :entry_value)
source_account = Keyword.get(args, :source_account)
with {:ok, source_account} <- validate_optional_account({:source_account, source_account}) do
%__MODULE__{
entry_name: entry_name,
entry_value: entry_value,
source_account: source_account
}
end
end
def new(_args, _opts), do: {:error, :invalid_operation_attributes}
@impl true
def to_xdr(%__MODULE__{entry_name: entry_name, entry_value: entry_value}) do
entry_value = data_value_xdr(entry_value)
op_type = OperationType.new(:MANAGE_DATA)
entry_name
|> String64.new()
|> ManageData.new(entry_value)
|> OperationBody.new(op_type)
end
@spec data_value_xdr(value :: any()) :: OptionalDataValue.t()
defp data_value_xdr(nil), do: OptionalDataValue.new(nil)
defp data_value_xdr(value) do
value
|> DataValue.new()
|> OptionalDataValue.new()
end
end