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feat(currency_conversion): add currency conversion feature (#2948)

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Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: hyperswitch-bot[bot] <148525504+hyperswitch-bot[bot]@users.noreply.github.com>
This commit is contained in:
Prajjwal Kumar
2023-11-28 16:05:04 +05:30
committed by GitHub
parent 0e66b1b5dc
commit c0116db271
27 changed files with 1501 additions and 10 deletions
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36
crates/euclid_wasm/src/lib.rs
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@ -7,6 +7,9 @@ use std::{
};
use api_models::{admin as admin_api, routing::ConnectorSelection};
use currency_conversion::{
conversion::convert as convert_currency, types as currency_conversion_types,
};
use euclid::{
backend::{inputs, interpreter::InterpreterBackend, EuclidBackend},
dssa::{
@ -33,6 +36,39 @@ struct SeedData<'a> {
}
static SEED_DATA: OnceCell<SeedData<'_>> = OnceCell::new();
static SEED_FOREX: OnceCell<currency_conversion_types::ExchangeRates> = OnceCell::new();
/// This function can be used by the frontend to educate wasm about the forex rates data.
/// The input argument is a struct fields base_currency and conversion where later is all the conversions associated with the base_currency
/// to all different currencies present.
#[wasm_bindgen(js_name = setForexData)]
pub fn seed_forex(forex: JsValue) -> JsResult {
let forex: currency_conversion_types::ExchangeRates = serde_wasm_bindgen::from_value(forex)?;
SEED_FOREX
.set(forex)
.map_err(|_| "Forex has already been seeded".to_string())
.err_to_js()?;
Ok(JsValue::NULL)
}
/// This function can be used to perform currency_conversion on the input amount, from_currency,
/// to_currency which are all expected to be one of currencies we already have in our Currency
/// enum.
#[wasm_bindgen(js_name = convertCurrency)]
pub fn convert_forex_value(amount: i64, from_currency: JsValue, to_currency: JsValue) -> JsResult {
let forex_data = SEED_FOREX
.get()
.ok_or("Forex Data not seeded")
.err_to_js()?;
let from_currency: enums::Currency = serde_wasm_bindgen::from_value(from_currency)?;
let to_currency: enums::Currency = serde_wasm_bindgen::from_value(to_currency)?;
let converted_amount = convert_currency(forex_data, from_currency, to_currency, amount)
.map_err(|_| "conversion not possible for provided values")
.err_to_js()?;
Ok(serde_wasm_bindgen::to_value(&converted_amount)?)
}
/// This function can be used by the frontend to provide the WASM with information about
/// all the merchant's connector accounts. The input argument is a vector of all the merchant's