Struct FxRateService 

pub struct FxRateService { /* private fields */ }

Service for generating FX rates.

Implementations

impl FxRateService

pub fn new(config: FxRateServiceConfig, rng: ChaCha8Rng) -> Self

Creates a new FX rate service.

pub fn with_seed(config: FxRateServiceConfig, seed: u64) -> Self

Creates a new FX rate service from a seed, constructing the RNG internally.

pub fn generate_daily_rates( &mut self, start_date: NaiveDate, end_date: NaiveDate, ) -> FxRateTable

Generates daily FX rates for a date range.

pub fn generate_period_rates( &mut self, year: i32, month: u32, daily_table: &FxRateTable, ) -> Vec<FxRate>

Generates period rates (closing and average) for a fiscal period.

pub fn reset(&mut self)

Resets the rate service to initial base rates.

pub fn current_rate(&self, currency: &str) -> Option<Decimal>

Gets the current rate for a currency.