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Elixir SDK for the Stellar network.
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lib/tx_build/claimant.ex
defmodule Stellar.TxBuild.Claimant do
@moduledoc """
`Claimant` struct definition.
"""
import Stellar.TxBuild.Validations,
only: [
validate_account_id: 1
]
alias Stellar.TxBuild.{AccountID, ClaimPredicate}
alias StellarBase.XDR.{ClaimantV0, Claimant, ClaimantType}
@behaviour Stellar.TxBuild.XDR
@type validation :: {:ok, any()} | {:error, atom()}
@type t :: %__MODULE__{destination: String.t(), predicate: ClaimPredicate.t()}
defstruct [:destination, :predicate]
@impl true
def new(args, opts \\ [])
def new({destination, %ClaimPredicate{} = predicate}, _opts),
do: new(destination: destination, predicate: predicate)
def new([destination: destination, predicate: %ClaimPredicate{} = predicate], _opts) do
case validate_account_id({:destination, destination}) do
{:ok, destination} -> %__MODULE__{destination: destination, predicate: predicate}
_error -> {:error, :invalid_account_id}
end
end
def new(_args, _opts), do: {:error, :invalid_claimant}
@impl true
def to_xdr(%__MODULE__{destination: destination, predicate: predicate}) do
destination = AccountID.to_xdr(destination)
claim_predicate = ClaimPredicate.to_xdr(predicate)
claimant_type = ClaimantType.new(:CLAIMANT_TYPE_V0)
destination
|> ClaimantV0.new(claim_predicate)
|> Claimant.new(claimant_type)
end
end