SoftBank.Currency.Conversion (soft_bank v0.1.3) View Source

Module to Convert Currencies.

Link to this section Summary

Functions

convert(amount, to_currency, rates \\ UpdateWorker.get_rates())

Convert from currency A to B.

get_currencies(rates \\ UpdateWorker.get_rates())

Get all currencies

Link to this section Functions

convert(amount, to_currency, rates \\ UpdateWorker.get_rates())

Specs

convert(SoftBank.Note.t(), atom(), SoftBank.Currency.Conversion.Rates.t()) ::
  SoftBank.Note.t()

Convert from currency A to B.

Example

iex> SoftBank.Currency.Conversion.convert(SoftBank.Note.new(7_00, :CHF), :USD, %SoftBank.Currency.Conversion.Rates{base: :EUR,
...>  rates: %{CHF: 0.5, USD: 0.75}})
%SoftBank.Note{amount: 10_50, currency: :USD}

iex> SoftBank.Currency.Conversion.convert(SoftBank.Note.new(7_00, :EUR), :USD, %SoftBank.Currency.Conversion.Rates{base: :EUR,
...>  rates: %{CHF: 0.5, USD: 0.75}})
%SoftBank.Note{amount: 5_25, currency: :USD}

iex> SoftBank.Currency.Conversion.convert(SoftBank.Note.new(7_00, :CHF), :EUR, %SoftBank.Currency.Conversion.Rates{base: :EUR,
...>  rates: %{CHF: 0.5, USD: 0.75}})
%SoftBank.Note{amount: 14_00, currency: :EUR}

iex> SoftBank.Currency.Conversion.convert(SoftBank.Note.new(0, :CHF), :EUR, %SoftBank.Currency.Conversion.Rates{base: :EUR,
...>  rates: %{CHF: 0.5, USD: 0.75}})
%SoftBank.Note{amount: 0, currency: :EUR}

iex> SoftBank.Currency.Conversion.convert(SoftBank.Note.new(7_20, :CHF), :CHF, %SoftBank.Currency.Conversion.Rates{base: :EUR,
...>  rates: %{CHF: 0.5, USD: 0.75}})
%SoftBank.Note{amount: 7_20, currency: :CHF}

get_currencies(rates \\ UpdateWorker.get_rates())

Specs

get_currencies(SoftBank.Currency.Conversion.Rates.t()) :: [atom()]

Get all currencies

Examples

iex> SoftBank.Currency.Conversion.get_currencies(%SoftBank.Currency.Conversion.Rates{base: :EUR,
...>  rates: %{CHF: 0.5, USD: 0.75}})
[:EUR, :CHF, :USD]