Packages
stellar_sdk
0.11.4
0.23.0
0.22.0
0.21.2
0.21.1
0.21.0
0.20.0
0.19.0
0.18.1
0.18.0
0.17.1
0.17.0
0.16.1
0.16.0
0.15.1
0.15.0
0.14.0
0.13.1
0.13.0
0.12.0
0.11.8
0.11.7
0.11.6
0.11.5
0.11.4
0.11.3
0.11.2
0.11.1
0.11.0
0.10.2
0.10.1
0.10.0
0.9.3
0.9.2
0.9.1
0.9.0
0.8.1
0.8.0
0.7.1
0.7.0
0.6.0
0.5.0
0.4.0
0.3.0
0.2.0
0.1.0
Elixir SDK for the Stellar network.
Current section
Files
Jump to
Current section
Files
lib/tx_build/ledger_bounds.ex
defmodule Stellar.TxBuild.LedgerBounds do
@moduledoc """
`LedgerBounds` struct definition.
"""
alias StellarBase.XDR.{UInt32, LedgerBounds, OptionalLedgerBounds}
@behaviour Stellar.TxBuild.XDR
@type validation :: {:ok, non_neg_integer()} | {:error, :atom}
@type t :: %__MODULE__{min_ledger: non_neg_integer(), max_ledger: non_neg_integer()}
defstruct [:min_ledger, :max_ledger]
@impl true
def new(ledger_bounds \\ [min_ledger: 0, max_ledger: 0], opts \\ [])
def new(:none, _opts), do: new(min_ledger: 0, max_ledger: 0)
def new([min_ledger: min_ledger, max_ledger: max_ledger], _opts) do
with {:ok, min_ledger} <- validate_ledger_bounds(min_ledger),
{:ok, max_ledger} <- validate_ledger_bounds(max_ledger) do
%__MODULE__{min_ledger: min_ledger, max_ledger: max_ledger}
end
end
@impl true
def to_xdr(%__MODULE__{min_ledger: 0, max_ledger: 0}) do
OptionalLedgerBounds.new()
end
def to_xdr(%__MODULE__{min_ledger: min_ledger, max_ledger: max_ledger}) do
min_ledger = UInt32.new(min_ledger)
max_ledger = UInt32.new(max_ledger)
min_ledger
|> LedgerBounds.new(max_ledger)
|> OptionalLedgerBounds.new()
end
@spec validate_ledger_bounds(ledger_bound :: non_neg_integer()) :: validation()
defp validate_ledger_bounds(ledger_bound) when is_integer(ledger_bound) and ledger_bound >= 0 do
{:ok, ledger_bound}
end
defp validate_ledger_bounds(_ledger_bounds), do: {:error, :invalid_ledger_bounds}
end