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Mural Pay integration (#4520)

Browse Source 
* wip: muralpay integration

* Basic Mural Pay API bindings

* Fix clippy

* use dotenvy in muralpay example

* Refactor payout creation code

* wip: muralpay payout requests

* Mural Pay payouts work

* Fix clippy

* add mural pay fees API

* Work on payout fee API

* Fees API for more payment methods

* Fix CI

* Temporarily disable Venmo and PayPal methods from frontend

* wip: counterparties

* Start on counterparties and payment methods API

* Mural Pay multiple methods when fetching

* Don't send supported_countries to frontend

* Add countries to muralpay fiat methods

* Compile fix

* Add exchange rate info to fees endpoint

* Add fees to premium Tremendous options

* Add delivery email field to Tremendous payouts

* Add Tremendous product category to payout methods

* Add bank details API to muralpay

* Fix CI

* Fix CI

* Remove prepaid visa, compute fees properly for Tremendous methods

* Add more details to Tremendous errors

* Add fees to Mural

* Payout history route and bank details

* Re-add legacy PayPal/Venmo options for US

* move the mural bank details route

* Add utoipa support to payout endpoints

* address some PR comments

* add CORS to new utoipa routes

* Immediately approve mural payouts

* Add currency support to Tremendous payouts

* Currency forex

* add forex to tremendous fee request

* Add Mural balance to bank balance info

* Add more Tremendous currencies support

* Transaction payouts available use the correct date

* Address my own review comment

* Address PR comments

* Change Mural withdrawal limit to 3k

* maybe fix tremendous gift cards

* Change how Mural minimum withdrawals are calculated

* Tweak min/max withdrawal values

---------

Co-authored-by: Calum H. <contact@cal.engineer>
Co-authored-by: Alejandro González <me@alegon.dev>
This commit is contained in:
aecsocket
2025-11-03 14:19:46 -08:00
committed by GitHub
parent b11934054d
commit 17f395ee55
34 changed files with 4381 additions and 690 deletions
Download Patch File Download Diff File Expand all files Collapse all files

668
apps/labrinth/src/queue/payouts.rs → apps/labrinth/src/queue/payouts/mod.rs
View File

@@ -2,21 +2,28 @@ use crate::database::models::notification_item::NotificationBuilder;
use crate::database::models::payouts_values_notifications;
use crate::database::redis::RedisPool;
use crate::models::payouts::{
PayoutDecimal, PayoutInterval, PayoutMethod, PayoutMethodFee,
PayoutMethodType,
MuralPayDetails, PayoutDecimal, PayoutInterval, PayoutMethod,
PayoutMethodFee, PayoutMethodRequest, PayoutMethodType,
TremendousForexResponse,
};
use crate::models::projects::MonetizationStatus;
use crate::queue::payouts::mural::MuralPayoutRequest;
use crate::routes::ApiError;
use crate::util::env::env_var;
use crate::util::error::Context;
use crate::util::webhook::{
PayoutSourceAlertType, send_slack_payout_source_alert_webhook,
};
use arc_swap::ArcSwapOption;
use base64::Engine;
use chrono::{DateTime, Datelike, Duration, NaiveTime, TimeZone, Utc};
use dashmap::DashMap;
use eyre::{Result, eyre};
use futures::TryStreamExt;
use muralpay::MuralPay;
use reqwest::Method;
use rust_decimal::Decimal;
use rust_decimal::prelude::ToPrimitive;
use rust_decimal::{Decimal, dec};
use serde::de::DeserializeOwned;
use serde::{Deserialize, Serialize};
use serde_json::Value;
@@ -24,11 +31,19 @@ use sqlx::PgPool;
use sqlx::postgres::PgQueryResult;
use std::collections::HashMap;
use tokio::sync::RwLock;
use tracing::{error, info};
use tracing::{error, info, warn};
pub mod mural;
pub struct PayoutsQueue {
credential: RwLock<Option<PayPalCredentials>>,
payout_options: RwLock<Option<PayoutMethods>>,
pub muralpay: ArcSwapOption<MuralPayConfig>,
}
pub struct MuralPayConfig {
pub client: MuralPay,
pub source_account_id: muralpay::AccountId,
}
#[derive(Clone, Debug)]
@@ -55,12 +70,102 @@ impl Default for PayoutsQueue {
Self::new()
}
}
fn create_muralpay() -> Result<MuralPayConfig> {
let api_url = env_var("MURALPAY_API_URL")?;
let api_key = env_var("MURALPAY_API_KEY")?;
let transfer_api_key = env_var("MURALPAY_TRANSFER_API_KEY")?;
let source_account_id = env_var("MURALPAY_SOURCE_ACCOUNT_ID")?
.parse::<muralpay::AccountId>()
.wrap_err("failed to parse source account ID")?;
let client = MuralPay::new(api_url, api_key, Some(transfer_api_key));
Ok(MuralPayConfig {
client,
source_account_id,
})
}
fn create_muralpay_methods() -> Vec<PayoutMethod> {
let all_countries = rust_iso3166::ALL
.iter()
.map(|x| x.alpha2)
.collect::<Vec<_>>();
let currencies = vec![
("blockchain_usdc_polygon", "USDC on Polygon", all_countries),
("fiat_mxn", "MXN", vec!["MX"]),
("fiat_brl", "BRL", vec!["BR"]),
("fiat_clp", "CLP", vec!["CL"]),
("fiat_crc", "CRC", vec!["CR"]),
("fiat_pen", "PEN", vec!["PE"]),
// ("fiat_dop", "DOP"), // unsupported in API
// ("fiat_uyu", "UYU"), // unsupported in API
("fiat_ars", "ARS", vec!["AR"]),
("fiat_cop", "COP", vec!["CO"]),
("fiat_usd", "USD", vec!["US"]),
("fiat_usd-peru", "USD Peru", vec!["PE"]),
// ("fiat_usd-panama", "USD Panama"), // by request
(
"fiat_eur",
"EUR",
vec![
"DE", "FR", "IT", "ES", "NL", "BE", "AT", "PT", "FI", "IE",
"GR", "LU", "CY", "MT", "SK", "SI", "EE", "LV", "LT",
],
),
];
currencies
.into_iter()
.map(|(id, currency, countries)| PayoutMethod {
id: id.to_string(),
type_: PayoutMethodType::MuralPay,
name: format!("Mural Pay - {currency}"),
category: None,
supported_countries: countries
.iter()
.map(|s| s.to_string())
.collect(),
image_url: None,
image_logo_url: None,
interval: PayoutInterval::Standard {
// Different countries and currencies supported by Mural have different fees.
min: match id {
// Due to relatively low volume of Peru withdrawals, fees are higher,
// so we need to raise the minimum to cover these fees.
"fiat_usd-peru" => Decimal::from(10),
// USDC has much lower fees.
"blockchain_usdc_polygon" => {
Decimal::from(10) / Decimal::from(100)
}
_ => Decimal::from(5),
},
max: Decimal::from(10_000),
},
fee: PayoutMethodFee {
percentage: Decimal::from(1) / Decimal::from(100),
min: Decimal::ZERO,
max: Some(Decimal::ZERO),
},
})
.collect()
}
// Batches payouts and handles token refresh
impl PayoutsQueue {
pub fn new() -> Self {
let muralpay = create_muralpay()
.inspect_err(|err| {
warn!("Failed to create Mural Pay client: {err:#?}")
})
.ok();
PayoutsQueue {
credential: RwLock::new(None),
payout_options: RwLock::new(None),
muralpay: ArcSwapOption::from_pointee(muralpay),
}
}
@@ -272,6 +377,7 @@ impl PayoutsQueue {
#[derive(Deserialize)]
struct TremendousError {
message: String,
payload: Option<serde_json::Value>,
}
let err =
@@ -283,7 +389,10 @@ impl PayoutsQueue {
)
})?;
return Err(ApiError::Payments(err.message));
return Err(ApiError::Payments(format!(
"Tremendous error: {} ({:?})",
err.message, err.payload
)));
}
return Err(ApiError::Payments(
@@ -304,198 +413,23 @@ impl PayoutsQueue {
let mut methods = Vec::new();
#[derive(Deserialize)]
pub struct Sku {
pub min: Decimal,
pub max: Decimal,
}
#[derive(Deserialize, Eq, PartialEq)]
#[serde(rename_all = "snake_case")]
pub enum ProductImageType {
Card,
Logo,
}
#[derive(Deserialize)]
pub struct ProductImage {
pub src: String,
#[serde(rename = "type")]
pub type_: ProductImageType,
}
#[derive(Deserialize)]
pub struct ProductCountry {
pub abbr: String,
}
#[derive(Deserialize)]
pub struct Product {
pub id: String,
pub category: String,
pub name: String,
// pub description: String,
// pub disclosure: String,
pub skus: Vec<Sku>,
pub currency_codes: Vec<String>,
pub countries: Vec<ProductCountry>,
pub images: Vec<ProductImage>,
}
#[derive(Deserialize)]
pub struct TremendousResponse {
pub products: Vec<Product>,
}
let response = queue
.make_tremendous_request::<(), TremendousResponse>(
Method::GET,
"products",
None,
)
.await?;
for product in response.products {
const BLACKLISTED_IDS: &[&str] = &[
// physical visa
"A2J05SWPI2QG",
// crypto
"1UOOSHUUYTAM",
"5EVJN47HPDFT",
"NI9M4EVAVGFJ",
"VLY29QHTMNGT",
"7XU98H109Y3A",
"0CGEDFP2UIKV",
"PDYLQU0K073Y",
"HCS5Z7O2NV5G",
"IY1VMST1MOXS",
"VRPZLJ7HCA8X",
// bitcard (crypto)
"GWQQS5RM8IZS",
"896MYD4SGOGZ",
"PWLEN1VZGMZA",
"A2VRM96J5K5W",
"HV9ICIM3JT7P",
"K2KLSPVWC2Q4",
"HRBRQLLTDF95",
"UUBYLZVK7QAB",
"BH8W3XEDEOJN",
"7WGE043X1RYQ",
"2B13MHUZZVTF",
"JN6R44P86EYX",
"DA8H43GU84SO",
"QK2XAQHSDEH4",
"J7K1IQFS76DK",
"NL4JQ2G7UPRZ",
"OEFTMSBA5ELH",
"A3CQK6UHNV27",
];
const SUPPORTED_METHODS: &[&str] = &[
"merchant_cards",
"merchant_card",
"visa",
"bank",
"ach",
"visa_card",
"charity",
];
if !SUPPORTED_METHODS.contains(&&*product.category)
|| BLACKLISTED_IDS.contains(&&*product.id)
{
continue;
};
let method = PayoutMethod {
id: product.id,
type_: PayoutMethodType::Tremendous,
name: product.name.clone(),
supported_countries: product
.countries
.into_iter()
.map(|x| x.abbr)
.collect(),
image_logo_url: product
.images
.iter()
.find(|x| x.type_ == ProductImageType::Logo)
.map(|x| x.src.clone()),
image_url: product
.images
.into_iter()
.find(|x| x.type_ == ProductImageType::Card)
.map(|x| x.src),
interval: if product.skus.len() > 1 {
let mut values = product
.skus
.into_iter()
.map(|x| PayoutDecimal(x.min))
.collect::<Vec<_>>();
values.sort_by(|a, b| a.0.cmp(&b.0));
PayoutInterval::Fixed { values }
} else if let Some(first) = product.skus.first() {
PayoutInterval::Standard {
min: first.min,
max: first.max,
}
} else {
PayoutInterval::Standard {
min: Decimal::ZERO,
max: Decimal::from(5_000),
}
},
fee: if product.category == "ach" {
PayoutMethodFee {
percentage: Decimal::from(4) / Decimal::from(100),
min: Decimal::from(1) / Decimal::from(4),
max: None,
}
} else {
PayoutMethodFee {
percentage: Decimal::default(),
min: Decimal::default(),
max: None,
}
},
};
// we do not support interval gift cards with non US based currencies since we cannot do currency conversions properly
if let PayoutInterval::Fixed { .. } = method.interval
&& !product.currency_codes.contains(&"USD".to_string())
{
continue;
match get_tremendous_payout_methods(queue).await {
Ok(mut tremendous_methods) => {
methods.append(&mut tremendous_methods);
}
methods.push(method);
}
const UPRANK_IDS: &[&str] =
&["ET0ZVETV5ILN", "Q24BD9EZ332JT", "UIL1ZYJU5MKN"];
const DOWNRANK_IDS: &[&str] = &["EIPF8Q00EMM1", "OU2MWXYWPNWQ"];
methods.sort_by(|a, b| {
let a_top = UPRANK_IDS.contains(&&*a.id);
let a_bottom = DOWNRANK_IDS.contains(&&*a.id);
let b_top = UPRANK_IDS.contains(&&*b.id);
let b_bottom = DOWNRANK_IDS.contains(&&*b.id);
match (a_top, a_bottom, b_top, b_bottom) {
(true, _, true, _) => a.name.cmp(&b.name), // Both in top_priority: sort alphabetically
(_, true, _, true) => a.name.cmp(&b.name), // Both in bottom_priority: sort alphabetically
(true, _, _, _) => std::cmp::Ordering::Less, // a in top_priority: a comes first
(_, _, true, _) => std::cmp::Ordering::Greater, // b in top_priority: b comes first
(_, true, _, _) => std::cmp::Ordering::Greater, // a in bottom_priority: b comes first
(_, _, _, true) => std::cmp::Ordering::Less, // b in bottom_priority: a comes first
(_, _, _, _) => a.name.cmp(&b.name), // Neither in priority: sort alphabetically
Err(err) => {
warn!(
"Failed to fetch Tremendous payout methods: {err:#?}"
);
}
});
}
{
let paypal_us = PayoutMethod {
id: "paypal_us".to_string(),
type_: PayoutMethodType::PayPal,
name: "PayPal".to_string(),
category: None,
supported_countries: vec!["US".to_string()],
image_url: None,
image_logo_url: None,
@@ -519,30 +453,7 @@ impl PayoutsQueue {
methods.insert(1, venmo)
}
methods.insert(
2,
PayoutMethod {
id: "paypal_in".to_string(),
type_: PayoutMethodType::PayPal,
name: "PayPal".to_string(),
supported_countries: rust_iso3166::ALL
.iter()
.filter(|x| x.alpha2 != "US")
.map(|x| x.alpha2.to_string())
.collect(),
image_url: None,
image_logo_url: None,
interval: PayoutInterval::Standard {
min: Decimal::from(1) / Decimal::from(4),
max: Decimal::from(100_000),
},
fee: PayoutMethodFee {
percentage: Decimal::from(2) / Decimal::from(100),
min: Decimal::ZERO,
max: Some(Decimal::from(20)),
},
},
);
methods.extend(create_muralpay_methods());
let new_options = PayoutMethods {
options: methods,
@@ -699,6 +610,333 @@ impl PayoutsQueue {
/ Decimal::from(100),
}))
}
pub async fn calculate_fees(
&self,
request: &PayoutMethodRequest,
method_id: &str,
amount: Decimal,
) -> Result<PayoutFees, ApiError> {
const MURAL_FEE: Decimal = dec!(0.01);
let get_method = async {
let method = self
.get_payout_methods()
.await
.wrap_internal_err("failed to fetch payout methods")?
.into_iter()
.find(|method| method.id == method_id)
.wrap_request_err("invalid payout method ID")?;
Ok::<_, ApiError>(method)
};
let fees = match request {
PayoutMethodRequest::MuralPay {
method_details:
MuralPayDetails {
payout_details: MuralPayoutRequest::Blockchain { .. },
..
},
} => PayoutFees {
method_fee: dec!(0),
platform_fee: amount * MURAL_FEE,
exchange_rate: None,
},
PayoutMethodRequest::MuralPay {
method_details:
MuralPayDetails {
payout_details:
MuralPayoutRequest::Fiat {
fiat_and_rail_details,
..
},
..
},
} => {
let fiat_and_rail_code = fiat_and_rail_details.code();
let fee = self
.compute_muralpay_fees(amount, fiat_and_rail_code)
.await?;
match fee {
muralpay::TokenPayoutFee::Success {
exchange_rate,
fee_total,
..
} => PayoutFees {
method_fee: fee_total.token_amount,
platform_fee: amount * MURAL_FEE,
exchange_rate: Some(exchange_rate),
},
muralpay::TokenPayoutFee::Error { message, .. } => {
return Err(ApiError::Internal(eyre!(
"failed to compute fee: {message}"
)));
}
}
}
PayoutMethodRequest::PayPal | PayoutMethodRequest::Venmo => {
let method = get_method.await?;
let fee = method.fee.compute_fee(amount);
PayoutFees {
method_fee: fee,
platform_fee: dec!(0),
exchange_rate: None,
}
}
PayoutMethodRequest::Tremendous { method_details } => {
let method = get_method.await?;
let fee = method.fee.compute_fee(amount);
let forex: TremendousForexResponse = self
.make_tremendous_request(Method::GET, "forex", None::<()>)
.await
.wrap_internal_err("failed to fetch Tremendous forex")?;
let exchange_rate = if let Some(currency) =
&method_details.currency
{
let currency_code = currency.to_string();
let exchange_rate =
forex.forex.get(&currency_code).wrap_request_err_with(
|| eyre!("no Tremendous forex data for {currency}"),
)?;
Some(*exchange_rate)
} else {
None
};
PayoutFees {
method_fee: fee,
platform_fee: dec!(0),
exchange_rate,
}
}
};
Ok(fees)
}
}
#[derive(Debug, Clone)]
pub struct PayoutFees {
/// Fee which is taken by the underlying method we're using.
///
/// For example, if a user withdraws $10.00 and the method takes a
/// 10% cut, then we submit a payout request of $10.00 to the method,
/// and only $9.00 will be sent to the recipient.
pub method_fee: Decimal,
/// Fee which we keep and don't pass to the underlying method.
///
/// For example, if a user withdraws $10.00 and the method takes a
/// 10% cut, then we submit a payout request of $9.00, and the $1.00 stays
/// in our account.
pub platform_fee: Decimal,
/// How much is 1 USD worth in the target currency?
pub exchange_rate: Option<Decimal>,
}
impl PayoutFees {
pub fn total_fee(&self) -> Decimal {
self.method_fee + self.platform_fee
}
}
async fn get_tremendous_payout_methods(
queue: &PayoutsQueue,
) -> Result<Vec<PayoutMethod>> {
#[derive(Debug, Deserialize)]
struct Sku {
min: Decimal,
max: Decimal,
}
#[derive(Deserialize, Eq, PartialEq)]
#[serde(rename_all = "snake_case")]
enum ProductImageType {
Card,
Logo,
}
#[derive(Deserialize)]
struct ProductImage {
src: String,
#[serde(rename = "type")]
type_: ProductImageType,
}
#[derive(Deserialize)]
struct ProductCountry {
abbr: String,
}
#[derive(Deserialize)]
struct Product {
id: String,
category: String,
name: String,
// description: String,
// disclosure: String,
skus: Vec<Sku>,
currency_codes: Vec<String>,
countries: Vec<ProductCountry>,
images: Vec<ProductImage>,
}
#[derive(Deserialize)]
struct TremendousResponse {
products: Vec<Product>,
}
let response = queue
.make_tremendous_request::<(), TremendousResponse>(
Method::GET,
"products",
None,
)
.await?;
let mut methods = Vec::new();
for product in response.products {
const BLACKLISTED_IDS: &[&str] = &[
// physical visa
"A2J05SWPI2QG",
// crypto
"1UOOSHUUYTAM",
"5EVJN47HPDFT",
"NI9M4EVAVGFJ",
"VLY29QHTMNGT",
"7XU98H109Y3A",
"0CGEDFP2UIKV",
"PDYLQU0K073Y",
"HCS5Z7O2NV5G",
"IY1VMST1MOXS",
"VRPZLJ7HCA8X",
// bitcard (crypto)
"GWQQS5RM8IZS",
"896MYD4SGOGZ",
"PWLEN1VZGMZA",
"A2VRM96J5K5W",
"HV9ICIM3JT7P",
"K2KLSPVWC2Q4",
"HRBRQLLTDF95",
"UUBYLZVK7QAB",
"BH8W3XEDEOJN",
"7WGE043X1RYQ",
"2B13MHUZZVTF",
"JN6R44P86EYX",
"DA8H43GU84SO",
"QK2XAQHSDEH4",
"J7K1IQFS76DK",
"NL4JQ2G7UPRZ",
"OEFTMSBA5ELH",
"A3CQK6UHNV27",
];
const SUPPORTED_METHODS: &[&str] = &[
"merchant_cards",
"merchant_card",
"bank",
"charity",
"paypal",
"venmo",
];
if !SUPPORTED_METHODS.contains(&&*product.category)
|| BLACKLISTED_IDS.contains(&&*product.id)
{
continue;
};
// https://help.tremendous.com/hc/en-us/articles/41472317536787-Premium-reward-options
let fee = match product.category.as_str() {
"paypal" | "venmo" => PayoutMethodFee {
percentage: dec!(0.06),
min: dec!(1.00),
max: Some(dec!(25.00)),
},
_ => PayoutMethodFee {
percentage: dec!(0),
min: dec!(0),
max: None,
},
};
let method = PayoutMethod {
id: product.id,
type_: PayoutMethodType::Tremendous,
name: product.name.clone(),
category: Some(product.category.clone()),
supported_countries: product
.countries
.into_iter()
.map(|x| x.abbr)
.collect(),
image_logo_url: product
.images
.iter()
.find(|x| x.type_ == ProductImageType::Logo)
.map(|x| x.src.clone()),
image_url: product
.images
.into_iter()
.find(|x| x.type_ == ProductImageType::Card)
.map(|x| x.src),
interval: if product.skus.len() > 1 {
let mut values = product
.skus
.into_iter()
.map(|x| PayoutDecimal(x.min))
.collect::<Vec<_>>();
values.sort_by(|a, b| a.0.cmp(&b.0));
PayoutInterval::Fixed { values }
} else if let Some(first) = product.skus.first() {
PayoutInterval::Standard {
min: first.min,
max: first.max,
}
} else {
PayoutInterval::Standard {
min: Decimal::ZERO,
max: Decimal::from(5_000),
}
},
fee,
};
// we do not support interval gift cards with non US based currencies since we cannot do currency conversions properly
if let PayoutInterval::Fixed { .. } = method.interval
&& !product.currency_codes.contains(&"USD".to_string())
{
continue;
}
methods.push(method);
}
const UPRANK_IDS: &[&str] =
&["ET0ZVETV5ILN", "Q24BD9EZ332JT", "UIL1ZYJU5MKN"];
const DOWNRANK_IDS: &[&str] = &["EIPF8Q00EMM1", "OU2MWXYWPNWQ"];
methods.sort_by(|a, b| {
let a_top = UPRANK_IDS.contains(&&*a.id);
let a_bottom = DOWNRANK_IDS.contains(&&*a.id);
let b_top = UPRANK_IDS.contains(&&*b.id);
let b_bottom = DOWNRANK_IDS.contains(&&*b.id);
match (a_top, a_bottom, b_top, b_bottom) {
(true, _, true, _) => a.name.cmp(&b.name), // Both in top_priority: sort alphabetically
(_, true, _, true) => a.name.cmp(&b.name), // Both in bottom_priority: sort alphabetically
(true, _, _, _) => std::cmp::Ordering::Less, // a in top_priority: a comes first
(_, _, true, _) => std::cmp::Ordering::Greater, // b in top_priority: b comes first
(_, true, _, _) => std::cmp::Ordering::Greater, // a in bottom_priority: b comes first
(_, _, _, true) => std::cmp::Ordering::Less, // b in bottom_priority: a comes first
(_, _, _, _) => a.name.cmp(&b.name), // Neither in priority: sort alphabetically
}
});
Ok(methods)
}
#[derive(Deserialize)]
@@ -1133,6 +1371,7 @@ pub async fn insert_bank_balances_and_webhook(
let paypal_result = PayoutsQueue::get_paypal_balance().await;
let brex_result = PayoutsQueue::get_brex_balance().await;
let tremendous_result = payouts.get_tremendous_balance().await;
let mural_result = payouts.get_mural_balance().await;
let mut insert_account_types = Vec::new();
let mut insert_amounts = Vec::new();
@@ -1163,6 +1402,9 @@ pub async fn insert_bank_balances_and_webhook(
if let Ok(Some(ref tremendous)) = tremendous_result {
add_balance("tremendous", tremendous);
}
if let Ok(Some(ref mural)) = mural_result {
add_balance("mural", mural);
}
let inserted = sqlx::query_scalar!(
r#"

180
apps/labrinth/src/queue/payouts/mural.rs Normal file
View File

@@ -0,0 +1,180 @@
use ariadne::ids::UserId;
use eyre::Result;
use muralpay::{MuralError, TokenFeeRequest};
use rust_decimal::Decimal;
use serde::{Deserialize, Serialize};
use crate::{
queue::payouts::{AccountBalance, PayoutsQueue},
routes::ApiError,
util::error::Context,
};
#[derive(Debug, Clone, Serialize, Deserialize, utoipa::ToSchema)]
#[serde(tag = "type", rename_all = "snake_case")]
pub enum MuralPayoutRequest {
Fiat {
bank_name: String,
bank_account_owner: String,
fiat_and_rail_details: muralpay::FiatAndRailDetails,
},
Blockchain {
wallet_address: String,
},
}
impl PayoutsQueue {
pub async fn compute_muralpay_fees(
&self,
amount: Decimal,
fiat_and_rail_code: muralpay::FiatAndRailCode,
) -> Result<muralpay::TokenPayoutFee, ApiError> {
let muralpay = self.muralpay.load();
let muralpay = muralpay
.as_ref()
.wrap_internal_err("Mural Pay client not available")?;
let fees = muralpay
.client
.get_fees_for_token_amount(&[TokenFeeRequest {
amount: muralpay::TokenAmount {
token_symbol: muralpay::USDC.into(),
token_amount: amount,
},
fiat_and_rail_code,
}])
.await
.wrap_internal_err("failed to request fees")?;
let fee = fees
.into_iter()
.next()
.wrap_internal_err("no fees returned")?;
Ok(fee)
}
pub async fn create_muralpay_payout_request(
&self,
user_id: UserId,
amount: muralpay::TokenAmount,
payout_details: MuralPayoutRequest,
recipient_info: muralpay::PayoutRecipientInfo,
) -> Result<muralpay::PayoutRequest, ApiError> {
let muralpay = self.muralpay.load();
let muralpay = muralpay
.as_ref()
.wrap_internal_err("Mural Pay client not available")?;
let payout_details = match payout_details {
MuralPayoutRequest::Fiat {
bank_name,
bank_account_owner,
fiat_and_rail_details,
} => muralpay::CreatePayoutDetails::Fiat {
bank_name,
bank_account_owner,
developer_fee: None,
fiat_and_rail_details,
},
MuralPayoutRequest::Blockchain { wallet_address } => {
muralpay::CreatePayoutDetails::Blockchain {
wallet_details: muralpay::WalletDetails {
// only Polygon chain is currently supported
blockchain: muralpay::Blockchain::Polygon,
wallet_address,
},
}
}
};
let payout = muralpay::CreatePayout {
amount,
payout_details,
recipient_info,
supporting_details: None,
};
let payout_request = muralpay
.client
.create_payout_request(
muralpay.source_account_id,
Some(format!("User {user_id}")),
&[payout],
)
.await
.map_err(|err| match err {
MuralError::Api(err) => ApiError::Request(err.into()),
err => ApiError::Internal(err.into()),
})?;
// try to immediately execute the payout request...
// use a poor man's try/catch block using this `async move {}`
// to catch any errors within this block
let result = async move {
muralpay
.client
.execute_payout_request(payout_request.id)
.await
.wrap_internal_err("failed to execute payout request")?;
eyre::Ok(())
}
.await;
// and if it fails, make sure to immediately cancel it -
// we don't want floating payout requests
if let Err(err) = result {
muralpay
.client
.cancel_payout_request(payout_request.id)
.await
.wrap_internal_err(
"failed to cancel unexecuted payout request",
)?;
return Err(ApiError::Internal(err));
}
Ok(payout_request)
}
pub async fn cancel_muralpay_payout_request(
&self,
id: muralpay::PayoutRequestId,
) -> Result<()> {
let muralpay = self.muralpay.load();
let muralpay = muralpay
.as_ref()
.wrap_err("Mural Pay client not available")?;
muralpay.client.cancel_payout_request(id).await?;
Ok(())
}
pub async fn get_mural_balance(&self) -> Result<Option<AccountBalance>> {
let muralpay = self.muralpay.load();
let muralpay = muralpay
.as_ref()
.wrap_err("Mural Pay client not available")?;
let account = muralpay
.client
.get_account(muralpay.source_account_id)
.await?;
let details = account
.account_details
.wrap_err("source account does not have details")?;
let available = details
.balances
.iter()
.map(|balance| {
if balance.token_symbol == muralpay::USDC {
balance.token_amount
} else {
Decimal::ZERO
}
})
.sum::<Decimal>();
Ok(Some(AccountBalance {
available,
pending: Decimal::ZERO,
}))
}
}