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refactor: v1 MeltRequest

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TODO: ffi bindings
This commit is contained in:
thesimplekid
2023-12-11 22:35:47 +00:00
parent 35db3fb147
commit c706e367e9
22 changed files with 458 additions and 498 deletions
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62
bindings/cashu-ffi/src/cashu.udl
View File

@@ -6,6 +6,12 @@ interface CashuError {
};
// Types
[Enum]
interface CurrencyUnit {
Sat();
Custom(string unit);
};
interface Bolt11Invoice {
[Throws=CashuError]
@@ -88,11 +94,11 @@ interface MintProofs {
interface Token {
[Throws=CashuError]
constructor(string mint, sequence<Proof> token, string? unit, string? memo);
constructor(string mint, sequence<Proof> token, string? memo, string? unit);
sequence<MintProofs> token();
string? memo();
[Throws=CashuError]
string as_string();
string? unit();
string to_string();
[Throws=CashuError, Name=from_string]
constructor(string token);
@@ -144,6 +150,32 @@ interface KeySetResponse {
sequence<KeySetInfo> keysets();
};
// NUT-05
interface MeltQuoteBolt11Response {
[Throws=CashuError]
constructor(string quote, u64 amount, u64 fee_reserve, boolean paid, u64 expiry);
string quote();
u64 amount();
u64 fee_reserve();
boolean paid();
u64 expiry();
};
interface MeltQuoteBolt11Request {
[Throws=CashuError]
constructor(string request, string unit);
string request();
string unit();
};
interface MeltBolt11Request {
[Throws=CashuError]
constructor(sequence<Proof> inputs, string quote);
sequence<Proof> inputs();
string quote();
};
interface RequestMintResponse {
[Throws=CashuError]
constructor(string invoice, string hash);
@@ -162,30 +194,6 @@ interface PostMintResponse {
sequence<BlindedSignature> promises();
};
interface CheckFeesRequest {
[Throws=CashuError]
constructor(string invoice);
string invoice();
};
interface CheckFeesResponse {
constructor(Amount amount);
Amount amount();
};
interface Nut05MeltRequest {
[Throws=CashuError]
constructor(sequence<Proof> proofs, string Invoice);
sequence<Proof> proofs();
string invoice();
};
interface Nut05MeltResponse {
constructor(boolean paid, string? preimage);
boolean paid();
string? preimage();
};
interface SplitRequest {
constructor(sequence<Proof> proofs, sequence<BlindedMessage> outputs);
sequence<Proof> proofs();

8
bindings/cashu-ffi/src/lib.rs
View File

@@ -12,7 +12,7 @@ mod ffi {
pub use crate::nuts::nut00::premint_secrets::PreMintSecrets;
pub use crate::nuts::nut00::proof::mint::Proof as MintProof;
pub use crate::nuts::nut00::proof::Proof;
pub use crate::nuts::nut00::token::Token;
pub use crate::nuts::nut00::token::{CurrencyUnit, Token};
pub use crate::nuts::nut01::key_pair::KeyPair;
pub use crate::nuts::nut01::keys::{Keys, KeysResponse};
pub use crate::nuts::nut01::public_key::PublicKey;
@@ -21,11 +21,11 @@ mod ffi {
pub use crate::nuts::nut03::{RequestMintResponse, SplitRequest, SplitResponse};
pub use crate::nuts::nut04::{MintRequest, PostMintResponse};
pub use crate::nuts::nut05::{
CheckFeesRequest, CheckFeesResponse, MeltRequest as Nut05MeltRequest,
MeltResponse as Nut05MeltResponse,
MeltBolt11Request as Nut05MeltBolt11Request, MeltBolt11Response as Nut05MeltBolt11Response,
MeltQuoteBolt11Request,
};
pub use crate::nuts::nut07::{CheckSpendableRequest, CheckSpendableResponse};
pub use crate::nuts::nut08::{MeltRequest, MeltResponse};
pub use crate::nuts::nut08::{MeltBolt11Request, MeltBolt11Response};
pub use crate::nuts::nut09::{MintInfo, MintVersion};
pub use crate::types::amount::Amount;
pub use crate::types::{Bolt11Invoice, KeySetInfo, Secret};

7
bindings/cashu-ffi/src/nuts/nut00/blinded_signature.rs
View File

@@ -9,6 +9,13 @@ pub struct BlindedSignature {
inner: BlindedSignatureSdk,
}
impl Deref for BlindedSignature {
type Target = BlindedSignatureSdk;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl BlindedSignature {
pub fn new(id: Arc<Id>, amount: Arc<Amount>, c: Arc<PublicKey>) -> Self {
Self {

45
bindings/cashu-ffi/src/nuts/nut00/token.rs
View File

@@ -1,12 +1,37 @@
use std::fmt;
use std::str::FromStr;
use std::sync::Arc;
use cashu::nuts::nut00::wallet::Token as TokenSdk;
use cashu::nuts::CurrencyUnit as CurrencyUnitSdk;
use cashu::url::UncheckedUrl;
use crate::error::Result;
use crate::{MintProofs, Proof};
pub enum CurrencyUnit {
Sat,
Custom { unit: String },
}
impl From<&CurrencyUnit> for CurrencyUnitSdk {
fn from(unit: &CurrencyUnit) -> CurrencyUnitSdk {
match unit {
CurrencyUnit::Sat => CurrencyUnitSdk::Sat,
CurrencyUnit::Custom { unit } => CurrencyUnitSdk::Custom(unit.clone()),
}
}
}
impl From<CurrencyUnitSdk> for CurrencyUnit {
fn from(unit: CurrencyUnitSdk) -> CurrencyUnit {
match unit {
CurrencyUnitSdk::Sat => CurrencyUnit::Sat,
CurrencyUnitSdk::Custom(unit) => CurrencyUnit::Custom { unit: unit.clone() },
}
}
}
pub struct Token {
inner: TokenSdk,
}
@@ -15,13 +40,16 @@ impl Token {
pub fn new(
mint: String,
proofs: Vec<Arc<Proof>>,
unit: Option<String>,
memo: Option<String>,
unit: Option<String>,
) -> Result<Self> {
let mint = UncheckedUrl::from_str(&mint)?;
let proofs = proofs.into_iter().map(|p| p.as_ref().into()).collect();
let unit = unit.map(|u| CurrencyUnitSdk::from_str(&u).unwrap_or_default().into());
Ok(Self {
inner: TokenSdk::new(mint, proofs, unit, memo)?,
inner: TokenSdk::new(mint, proofs, memo, unit)?,
})
}
@@ -38,14 +66,23 @@ impl Token {
self.inner.memo.clone()
}
pub fn unit(&self) -> Option<String> {
self.inner
.unit
.clone()
.map(|u| Into::<CurrencyUnitSdk>::into(u).to_string())
}
pub fn from_string(token: String) -> Result<Self> {
Ok(Self {
inner: TokenSdk::from_str(&token)?,
})
}
}
pub fn as_string(&self) -> Result<String> {
Ok(self.inner.to_string())
impl fmt::Display for Token {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
write!(f, "{}", self.inner.to_string())
}
}

152
bindings/cashu-ffi/src/nuts/nut05/mod.rs
View File

@@ -2,100 +2,130 @@ use std::ops::Deref;
use std::str::FromStr;
use std::sync::Arc;
use cashu::nuts::nut05::{
CheckFeesRequest as CheckFeesRequestSdk, CheckFeesResponse as CheckFeesResponseSdk,
MeltRequest as MeltRequestSdk, MeltResponse as MeltResponseSdk,
use cashu::nuts::{
CurrencyUnit, MeltBolt11Request as MeltBolt11RequestSdk,
MeltBolt11Response as MeltBolt11ResponseSdk,
MeltQuoteBolt11Request as MeltQuoteBolt11RequestSdk,
MeltQuoteBolt11Response as MeltQuoteBolt11ResponseSdk,
};
use cashu::Bolt11Invoice;
use crate::error::Result;
use crate::{Amount, Proof};
use crate::{BlindedMessage, BlindedSignature, Proof};
pub struct CheckFeesRequest {
inner: CheckFeesRequestSdk,
pub struct MeltQuoteBolt11Response {
inner: MeltQuoteBolt11ResponseSdk,
}
impl CheckFeesRequest {
pub fn new(invoice: String) -> Result<Self> {
impl MeltQuoteBolt11Response {
pub fn new(
quote: String,
amount: u64,
fee_reserve: u64,
paid: bool,
expiry: u64,
) -> Result<Self> {
Ok(Self {
inner: CheckFeesRequestSdk {
pr: Bolt11Invoice::from_str(&invoice)?,
inner: MeltQuoteBolt11ResponseSdk {
quote,
amount,
fee_reserve,
paid,
expiry,
},
})
}
pub fn invoice(&self) -> String {
self.inner.pr.to_string()
pub fn quote(&self) -> String {
self.inner.quote.clone()
}
pub fn amount(&self) -> u64 {
self.inner.amount
}
pub fn fee_reserve(&self) -> u64 {
self.inner.fee_reserve
}
pub fn paid(&self) -> bool {
self.inner.paid
}
pub fn expiry(&self) -> u64 {
self.inner.expiry
}
}
pub struct CheckFeesResponse {
inner: CheckFeesResponseSdk,
pub struct MeltQuoteBolt11Request {
inner: MeltQuoteBolt11RequestSdk,
}
impl CheckFeesResponse {
pub fn new(amount: Arc<Amount>) -> Self {
Self {
inner: CheckFeesResponseSdk {
fee: *amount.as_ref().deref(),
},
}
}
pub fn amount(&self) -> Arc<Amount> {
Arc::new(self.inner.fee.into())
}
}
impl From<cashu::nuts::nut05::CheckFeesResponse> for CheckFeesResponse {
fn from(inner: cashu::nuts::nut05::CheckFeesResponse) -> CheckFeesResponse {
Self { inner }
}
}
impl From<CheckFeesResponse> for cashu::nuts::nut05::CheckFeesResponse {
fn from(res: CheckFeesResponse) -> cashu::nuts::nut05::CheckFeesResponse {
res.inner
}
}
pub struct MeltRequest {
inner: MeltRequestSdk,
}
impl MeltRequest {
pub fn new(proofs: Vec<Arc<Proof>>, invoice: String) -> Result<Self> {
let pr = Bolt11Invoice::from_str(&invoice)?;
impl MeltQuoteBolt11Request {
pub fn new(request: String, unit: String) -> Result<Self> {
Ok(Self {
inner: MeltRequestSdk {
pr,
proofs: proofs.into_iter().map(|p| p.as_ref().into()).collect(),
inner: MeltQuoteBolt11RequestSdk {
request: Bolt11Invoice::from_str(&request)?,
unit: CurrencyUnit::from_str(&unit)?,
},
})
}
pub fn proofs(&self) -> Vec<Arc<Proof>> {
pub fn request(&self) -> String {
self.inner.request.to_string()
}
pub fn unit(&self) -> String {
self.inner.unit.to_string()
}
}
pub struct MeltBolt11Request {
inner: MeltBolt11RequestSdk,
}
impl MeltBolt11Request {
pub fn new(
quote: String,
inputs: Vec<Arc<Proof>>,
outputs: Option<Vec<Arc<BlindedMessage>>>,
) -> Result<Self> {
Ok(Self {
inner: MeltBolt11RequestSdk {
quote,
inputs: inputs.into_iter().map(|p| p.as_ref().into()).collect(),
outputs: outputs
.map(|o| o.into_iter().map(|p| p.as_ref().deref().clone()).collect()),
},
})
}
pub fn inputs(&self) -> Vec<Arc<Proof>> {
self.inner
.proofs
.inputs
.clone()
.into_iter()
.map(|p| Arc::new(p.into()))
.collect()
}
pub fn invoice(&self) -> String {
self.inner.pr.to_string()
pub fn quote(&self) -> String {
self.inner.quote
}
}
pub struct MeltResponse {
inner: MeltResponseSdk,
pub struct MeltBolt11Response {
inner: MeltBolt11ResponseSdk,
}
impl MeltResponse {
pub fn new(paid: bool, preimage: Option<String>) -> Self {
impl MeltBolt11Response {
pub fn new(paid: bool, proof: String, change: Option<Vec<Arc<BlindedSignature>>>) -> Self {
Self {
inner: MeltResponseSdk { paid, preimage },
inner: MeltBolt11ResponseSdk {
paid,
proof,
change: change.map(|c| c.into_iter().map(|b| b.as_ref().deref().clone()).collect()),
},
}
}
@@ -103,7 +133,7 @@ impl MeltResponse {
self.inner.paid
}
pub fn preimage(&self) -> Option<String> {
self.inner.preimage.clone()
pub fn proof(&self) -> String {
self.inner.proof.clone()
}
}

68
bindings/cashu-ffi/src/nuts/nut08/mod.rs
View File

@@ -1,53 +1,51 @@
use std::ops::Deref;
use std::str::FromStr;
use std::sync::Arc;
use cashu::nuts::nut08::{MeltRequest as MeltRequestSdk, MeltResponse as MeltResponseSdk};
use cashu::Bolt11Invoice;
use cashu::nuts::nut08::{
MeltBolt11Request as MeltBolt11RequestSdk, MeltBolt11Response as MeltBolt11ResponseSdk,
};
use crate::error::Result;
use crate::{BlindedMessage, BlindedSignature, Proof};
pub struct MeltRequest {
inner: MeltRequestSdk,
pub struct MeltBolt11Request {
inner: MeltBolt11RequestSdk,
}
impl Deref for MeltRequest {
type Target = MeltRequestSdk;
impl Deref for MeltBolt11Request {
type Target = MeltBolt11RequestSdk;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl MeltRequest {
impl MeltBolt11Request {
pub fn new(
quote: String,
proofs: Vec<Arc<Proof>>,
invoice: String,
outputs: Option<Vec<Arc<BlindedMessage>>>,
) -> Result<Self> {
let pr = Bolt11Invoice::from_str(&invoice)?;
Ok(Self {
inner: MeltRequestSdk {
proofs: proofs.iter().map(|p| p.as_ref().into()).collect(),
pr,
inner: MeltBolt11RequestSdk {
quote,
inputs: proofs.iter().map(|p| p.as_ref().into()).collect(),
outputs: outputs
.map(|outputs| outputs.into_iter().map(|o| o.as_ref().into()).collect()),
},
})
}
pub fn proofs(&self) -> Vec<Arc<Proof>> {
pub fn inputs(&self) -> Vec<Arc<Proof>> {
self.inner
.proofs
.inputs
.clone()
.into_iter()
.map(|o| Arc::new(o.into()))
.collect()
}
pub fn invoice(&self) -> String {
self.inner.pr.to_string()
pub fn quote(&self) -> String {
self.inner.quote.clone()
}
pub fn outputs(&self) -> Option<Vec<Arc<BlindedMessage>>> {
@@ -58,39 +56,35 @@ impl MeltRequest {
}
}
pub struct MeltResponse {
inner: MeltResponseSdk,
pub struct MeltBolt11Response {
inner: MeltBolt11ResponseSdk,
}
impl Deref for MeltResponse {
type Target = MeltResponseSdk;
impl Deref for MeltBolt11Response {
type Target = MeltBolt11ResponseSdk;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl From<cashu::nuts::nut08::MeltResponse> for MeltResponse {
fn from(inner: cashu::nuts::nut08::MeltResponse) -> MeltResponse {
MeltResponse { inner }
impl From<cashu::nuts::nut08::MeltBolt11Response> for MeltBolt11Response {
fn from(inner: cashu::nuts::nut08::MeltBolt11Response) -> MeltBolt11Response {
MeltBolt11Response { inner }
}
}
impl From<MeltResponse> for cashu::nuts::nut08::MeltResponse {
fn from(res: MeltResponse) -> cashu::nuts::nut08::MeltResponse {
impl From<MeltBolt11Response> for cashu::nuts::nut08::MeltBolt11Response {
fn from(res: MeltBolt11Response) -> cashu::nuts::nut08::MeltBolt11Response {
res.inner
}
}
impl MeltResponse {
pub fn new(
paid: bool,
preimage: Option<String>,
change: Option<Vec<Arc<BlindedSignature>>>,
) -> Self {
impl MeltBolt11Response {
pub fn new(paid: bool, proof: String, change: Option<Vec<Arc<BlindedSignature>>>) -> Self {
Self {
inner: MeltResponseSdk {
inner: MeltBolt11ResponseSdk {
paid,
preimage,
proof,
change: change
.map(|change| change.into_iter().map(|bs| bs.as_ref().into()).collect()),
},
@@ -101,8 +95,8 @@ impl MeltResponse {
self.inner.paid
}
pub fn preimage(&self) -> Option<String> {
self.inner.preimage.clone()
pub fn proof(&self) -> String {
self.inner.proof.clone()
}
pub fn change(&self) -> Option<Vec<Arc<BlindedSignature>>> {

10
bindings/cashu-js/src/nuts/nut00/token.rs
View File

@@ -2,6 +2,7 @@ use std::ops::Deref;
use std::str::FromStr;
use cashu::nuts::nut00::wallet::Token;
use cashu::nuts::CurrencyUnit;
use cashu::url::UncheckedUrl;
use wasm_bindgen::prelude::*;
@@ -31,13 +32,18 @@ impl JsToken {
pub fn new(
mint: String,
proofs: JsValue,
unit: Option<String>,
memo: Option<String>,
unit: Option<String>,
) -> Result<JsToken> {
let mint = UncheckedUrl::from_str(&mint).map_err(into_err)?;
let proofs = serde_wasm_bindgen::from_value(proofs).map_err(into_err)?;
let unit = unit.map(|u| {
CurrencyUnit::from_str(&u)
.map_err(into_err)
.unwrap_or_default()
});
Ok(Self {
inner: Token::new(mint, proofs, unit, memo).map_err(into_err)?,
inner: Token::new(mint, proofs, memo, unit).map_err(into_err)?,
})
}

78
bindings/cashu-js/src/nuts/nut05.rs
View File

@@ -1,79 +1 @@
use std::ops::Deref;
use cashu::nuts::nut05::{CheckFeesRequest, CheckFeesResponse};
use wasm_bindgen::prelude::*;
use crate::error::Result;
use crate::types::{JsAmount, JsBolt11Invoice};
#[wasm_bindgen(js_name = CheckFeesRequest)]
pub struct JsCheckFeesRequest {
inner: CheckFeesRequest,
}
impl Deref for JsCheckFeesRequest {
type Target = CheckFeesRequest;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl From<CheckFeesRequest> for JsCheckFeesRequest {
fn from(inner: CheckFeesRequest) -> JsCheckFeesRequest {
JsCheckFeesRequest { inner }
}
}
#[wasm_bindgen(js_class = CheckFeesRequest)]
impl JsCheckFeesRequest {
#[wasm_bindgen(constructor)]
pub fn new(invoice: JsBolt11Invoice) -> Result<JsCheckFeesRequest> {
Ok(JsCheckFeesRequest {
inner: CheckFeesRequest {
pr: invoice.clone(),
},
})
}
/// Get Amount
#[wasm_bindgen(getter)]
pub fn invoice(&self) -> JsBolt11Invoice {
self.inner.pr.clone().into()
}
}
#[wasm_bindgen(js_name = CheckFeesResponse)]
pub struct JsCheckFeesResponse {
inner: CheckFeesResponse,
}
impl Deref for JsCheckFeesResponse {
type Target = CheckFeesResponse;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl From<CheckFeesResponse> for JsCheckFeesResponse {
fn from(inner: CheckFeesResponse) -> JsCheckFeesResponse {
JsCheckFeesResponse { inner }
}
}
#[wasm_bindgen(js_class = CheckFeesResponse)]
impl JsCheckFeesResponse {
#[wasm_bindgen(constructor)]
pub fn new(amount: JsAmount) -> Result<JsCheckFeesResponse> {
Ok(JsCheckFeesResponse {
inner: CheckFeesResponse {
fee: *amount.deref(),
},
})
}
/// Get Amount
#[wasm_bindgen(getter)]
pub fn amount(&self) -> JsAmount {
self.inner.fee.into()
}
}

56
bindings/cashu-js/src/nuts/nut08.rs
View File

@@ -1,26 +1,26 @@
use std::ops::Deref;
use cashu::nuts::nut00::{BlindedMessage, BlindedSignature, Proof};
use cashu::nuts::nut08::{MeltRequest, MeltResponse};
use cashu::nuts::nut08::{MeltBolt11Request, MeltBolt11Response};
use wasm_bindgen::prelude::*;
use crate::error::{into_err, Result};
use crate::types::{JsAmount, JsBolt11Invoice};
use crate::types::JsAmount;
#[wasm_bindgen(js_name = MeltRequest)]
pub struct JsMeltRequest {
inner: MeltRequest,
inner: MeltBolt11Request,
}
impl Deref for JsMeltRequest {
type Target = MeltRequest;
type Target = MeltBolt11Request;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl From<MeltRequest> for JsMeltRequest {
fn from(inner: MeltRequest) -> JsMeltRequest {
impl From<MeltBolt11Request> for JsMeltRequest {
fn from(inner: MeltBolt11Request) -> JsMeltRequest {
JsMeltRequest { inner }
}
}
@@ -28,12 +28,8 @@ impl From<MeltRequest> for JsMeltRequest {
#[wasm_bindgen(js_class = MeltRequest)]
impl JsMeltRequest {
#[wasm_bindgen(constructor)]
pub fn new(
proofs: JsValue,
invoice: JsBolt11Invoice,
outputs: JsValue,
) -> Result<JsMeltRequest> {
let proofs: Vec<Proof> = serde_wasm_bindgen::from_value(proofs).map_err(into_err)?;
pub fn new(quote: String, inputs: JsValue, outputs: JsValue) -> Result<JsMeltRequest> {
let inputs: Vec<Proof> = serde_wasm_bindgen::from_value(inputs).map_err(into_err)?;
let outputs: Option<Vec<BlindedMessage>> = if !outputs.is_null() {
Some(serde_wasm_bindgen::from_value(outputs).map_err(into_err)?)
} else {
@@ -41,9 +37,9 @@ impl JsMeltRequest {
};
Ok(JsMeltRequest {
inner: MeltRequest {
proofs,
pr: invoice.deref().clone(),
inner: MeltBolt11Request {
quote,
inputs,
outputs,
},
})
@@ -51,14 +47,14 @@ impl JsMeltRequest {
/// Get Proofs
#[wasm_bindgen(getter)]
pub fn proofs(&self) -> Result<JsValue> {
serde_wasm_bindgen::to_value(&self.inner.proofs).map_err(into_err)
pub fn inputs(&self) -> Result<JsValue> {
serde_wasm_bindgen::to_value(&self.inner.inputs).map_err(into_err)
}
/// Get Invoice
#[wasm_bindgen(getter)]
pub fn invoice(&self) -> JsBolt11Invoice {
self.inner.pr.clone().into()
pub fn quote(&self) -> String {
self.inner.quote.clone()
}
/// Get outputs
@@ -70,18 +66,18 @@ impl JsMeltRequest {
#[wasm_bindgen(js_name = MeltResponse)]
pub struct JsMeltResponse {
inner: MeltResponse,
inner: MeltBolt11Response,
}
impl Deref for JsMeltResponse {
type Target = MeltResponse;
type Target = MeltBolt11Response;
fn deref(&self) -> &Self::Target {
&self.inner
}
}
impl From<MeltResponse> for JsMeltResponse {
fn from(inner: MeltResponse) -> JsMeltResponse {
impl From<MeltBolt11Response> for JsMeltResponse {
fn from(inner: MeltBolt11Response) -> JsMeltResponse {
JsMeltResponse { inner }
}
}
@@ -89,7 +85,7 @@ impl From<MeltResponse> for JsMeltResponse {
#[wasm_bindgen(js_class = MeltResponse)]
impl JsMeltResponse {
#[wasm_bindgen(constructor)]
pub fn new(paid: bool, preimage: Option<String>, change: JsValue) -> Result<JsMeltResponse> {
pub fn new(paid: bool, proof: String, change: JsValue) -> Result<JsMeltResponse> {
let change: Option<Vec<BlindedSignature>> = if change.is_null() {
Some(serde_wasm_bindgen::from_value(change).map_err(into_err)?)
} else {
@@ -97,9 +93,9 @@ impl JsMeltResponse {
};
Ok(JsMeltResponse {
inner: MeltResponse {
inner: MeltBolt11Response {
proof,
paid,
preimage,
change,
},
})
@@ -113,8 +109,8 @@ impl JsMeltResponse {
/// Get Preimage
#[wasm_bindgen(getter)]
pub fn preimage(&self) -> Option<String> {
self.inner.preimage.clone()
pub fn proof(&self) -> String {
self.inner.proof.clone()
}
/// Get Change
@@ -125,7 +121,7 @@ impl JsMeltResponse {
/// Change Amount
#[wasm_bindgen(js_name = "changeAmount")]
pub fn change_amount(&self) -> JsAmount {
self.inner.change_amount().into()
pub fn change_amount(&self) -> Option<JsAmount> {
self.inner.change_amount().map(|a| a.into())
}
}

88
bindings/cashu-sdk-ffi/src/cashu_sdk.udl
View File

@@ -10,6 +10,13 @@ interface CashuError {
// Types
[Enum]
interface CurrencyUnit {
Sat();
Custom(string unit);
};
interface Bolt11Invoice {
[Throws=CashuError]
constructor(string bolt11);
@@ -91,11 +98,11 @@ interface MintProofs {
interface Token {
[Throws=CashuError]
constructor(string mint, sequence<Proof> token, string? unit, string? memo);
constructor(string mint, sequence<Proof> token, string? memo, CurrencyUnit? unit);
sequence<MintProofs> token();
string? memo();
[Throws=CashuError]
string as_string();
CurrencyUnit? unit();
string to_string();
[Throws=CashuError, Name=from_string]
constructor(string token);
@@ -148,6 +155,32 @@ interface KeySetResponse {
sequence<KeySetInfo> keysets();
};
// NUT-05
interface MeltQuoteBolt11Response {
[Throws=CashuError]
constructor(string quote, u64 amount, u64 fee_reserve, boolean paid, u64 expiry);
string quote();
u64 amount();
u64 fee_reserve();
boolean paid();
u64 expiry();
};
interface MeltQuoteBolt11Request {
[Throws=CashuError]
constructor(string request, string unit);
string request();
string unit();
};
interface MeltBolt11Request {
[Throws=CashuError]
constructor(sequence<Proof> inputs, string quote);
sequence<Proof> inputs();
string quote();
};
interface RequestMintResponse {
[Throws=CashuError]
constructor(string invoice, string hash);
@@ -166,30 +199,6 @@ interface PostMintResponse {
sequence<BlindedSignature> promises();
};
interface CheckFeesRequest {
[Throws=CashuError]
constructor(string invoice);
string invoice();
};
interface CheckFeesResponse {
constructor(Amount amount);
Amount amount();
};
interface Nut05MeltRequest {
[Throws=CashuError]
constructor(sequence<Proof> proofs, string Invoice);
sequence<Proof> proofs();
string invoice();
};
interface Nut05MeltResponse {
constructor(boolean paid, string? preimage);
boolean paid();
string? preimage();
};
interface SplitRequest {
constructor(sequence<Proof> proofs, sequence<BlindedMessage> outputs);
sequence<Proof> proofs();
@@ -205,31 +214,6 @@ interface SplitResponse {
};
interface CheckSpendableRequest {
constructor(sequence<MintProof> proofs);
sequence<MintProof> proofs();
};
interface CheckSpendableResponse {
constructor(sequence<boolean> spendable, sequence<boolean> pending);
sequence<boolean> spendable();
sequence<boolean> pending();
};
interface MeltRequest {
[Throws=CashuError]
constructor(sequence<Proof> proofs, string Invoice, sequence<BlindedMessage>? outputs);
sequence<Proof> proofs();
string invoice();
sequence<BlindedMessage>? outputs();
};
interface MeltResponse {
constructor(boolean paid, string? preimage, sequence<BlindedSignature>? change);
boolean paid();
string? preimage();
sequence<BlindedSignature>? change();
};
interface MintVersion {
constructor(string name, string version);

4
bindings/cashu-sdk-js/src/mint.rs
View File

@@ -38,16 +38,20 @@ impl JsMint {
secret: String,
keyset_info: JsValue,
spent_secrets: JsValue,
quotes: JsValue,
min_fee_reserve: JsAmount,
percent_fee_reserve: f32,
) -> Result<JsMint> {
let keyset_info = serde_wasm_bindgen::from_value(keyset_info).map_err(into_err)?;
let spent_secrets = serde_wasm_bindgen::from_value(spent_secrets).map_err(into_err)?;
let quotes = serde_wasm_bindgen::from_value(quotes).map_err(into_err)?;
Ok(JsMint {
inner: Mint::new(
&secret,
keyset_info,
spent_secrets,
quotes,
*min_fee_reserve.deref(),
percent_fee_reserve,
),

33
bindings/cashu-sdk-js/src/wallet.rs
View File

@@ -1,12 +1,14 @@
use std::ops::Deref;
use std::str::FromStr;
use cashu_js::nuts::nut00::{JsBlindedMessages, JsToken};
use cashu_js::nuts::nut01::JsKeys;
use cashu_js::nuts::nut03::JsRequestMintResponse;
use cashu_js::JsAmount;
#[cfg(feature = "nut07")]
use cashu_js::JsProofsStatus;
use cashu_js::{JsAmount, JsBolt11Invoice};
use cashu_sdk::client::gloo_client::HttpClient;
use cashu_sdk::nuts::CurrencyUnit;
use cashu_sdk::wallet::Wallet;
use wasm_bindgen::prelude::*;
@@ -72,12 +74,14 @@ impl JsWallet {
&self,
amount: JsAmount,
hash: String,
unit: Option<String>,
memo: Option<String>,
unit: Option<String>,
) -> Result<JsToken> {
let unit = unit.map(|u| CurrencyUnit::from_str(&u).unwrap_or_default());
Ok(self
.inner
.mint_token(*amount.deref(), &hash, unit, memo)
.mint_token(*amount.deref(), &hash, memo, unit)
.await
.map_err(into_err)?
.into())
@@ -96,17 +100,6 @@ impl JsWallet {
.map_err(into_err)
}
/// Check Fee
#[wasm_bindgen(js_name = checkFee)]
pub async fn check_fee(&self, invoice: JsBolt11Invoice) -> Result<JsAmount> {
Ok(self
.inner
.check_fee(invoice.deref().clone())
.await
.map_err(into_err)?
.into())
}
/// Receive
#[wasm_bindgen(js_name = receive)]
pub async fn receive(&self, token: String) -> Result<JsValue> {
@@ -149,7 +142,7 @@ impl JsWallet {
#[wasm_bindgen(js_name = melt)]
pub async fn melt(
&self,
invoice: JsBolt11Invoice,
quote: String,
proofs: JsValue,
fee_reserve: JsAmount,
) -> Result<JsMelted> {
@@ -157,7 +150,7 @@ impl JsWallet {
Ok(self
.inner
.melt(invoice.deref().clone(), proofs, *fee_reserve.deref())
.melt(quote, proofs, *fee_reserve.deref())
.await
.map_err(into_err)?
.into())
@@ -173,8 +166,14 @@ impl JsWallet {
) -> Result<String> {
let proofs = serde_wasm_bindgen::from_value(proofs).map_err(into_err)?;
let unit = unit.map(|u| {
CurrencyUnit::from_str(&u)
.map_err(into_err)
.unwrap_or_default()
});
self.inner
.proofs_to_token(proofs, unit, memo)
.proofs_to_token(proofs, memo, unit)
.map_err(into_err)
}
}

50
crates/cashu-sdk/src/client/gloo_client.rs
View File

@@ -4,13 +4,12 @@ use async_trait::async_trait;
#[cfg(feature = "nut09")]
use cashu::nuts::MintInfo;
use cashu::nuts::{
BlindedMessage, CheckFeesRequest, CheckFeesResponse, Keys, MeltRequest, MeltResponse,
MintRequest, PostMintResponse, PreMintSecrets, Proof, RequestMintResponse, SplitRequest,
SplitResponse, *,
BlindedMessage, Keys, MeltBolt11Request, MeltBolt11Response, MintRequest, PostMintResponse,
PreMintSecrets, Proof, RequestMintResponse, SplitRequest, SplitResponse, *,
};
#[cfg(feature = "nut07")]
use cashu::nuts::{CheckSpendableRequest, CheckSpendableResponse};
use cashu::{Amount, Bolt11Invoice};
use cashu::Amount;
use gloo::net::http::Request;
use serde_json::Value;
use url::Url;
@@ -118,49 +117,20 @@ impl Client for HttpClient {
}
}
/// Check Max expected fee [NUT-05]
async fn post_check_fees(
&self,
mint_url: Url,
invoice: Bolt11Invoice,
) -> Result<CheckFeesResponse, Error> {
let url = join_url(mint_url, "checkfees")?;
let request = CheckFeesRequest { pr: invoice };
let res = Request::post(url.as_str())
.json(&request)
.map_err(|err| Error::Gloo(err.to_string()))?
.send()
.await
.map_err(|err| Error::Gloo(err.to_string()))?
.json::<Value>()
.await
.map_err(|err| Error::Gloo(err.to_string()))?;
let response: Result<CheckFeesResponse, serde_json::Error> =
serde_json::from_value(res.clone());
match response {
Ok(res) => Ok(res),
Err(_) => Err(Error::from_json(&res.to_string())?),
}
}
/// Melt [NUT-05]
/// [Nut-08] Lightning fee return if outputs defined
async fn post_melt(
&self,
mint_url: Url,
proofs: Vec<Proof>,
invoice: Bolt11Invoice,
quote: String,
inputs: Vec<Proof>,
outputs: Option<Vec<BlindedMessage>>,
) -> Result<MeltResponse, Error> {
) -> Result<MeltBolt11Response, Error> {
let url = join_url(mint_url, "melt")?;
let request = MeltRequest {
proofs,
pr: invoice,
let request = MeltBolt11Request {
quote,
inputs,
outputs,
};
@@ -174,7 +144,7 @@ impl Client for HttpClient {
.await
.map_err(|err| Error::Gloo(err.to_string()))?;
let response: Result<MeltResponse, serde_json::Error> =
let response: Result<MeltBolt11Response, serde_json::Error> =
serde_json::from_value(value.clone());
match response {

45
crates/cashu-sdk/src/client/minreq_client.rs
View File

@@ -6,13 +6,12 @@ use async_trait::async_trait;
#[cfg(feature = "nut09")]
use cashu::nuts::MintInfo;
use cashu::nuts::{
BlindedMessage, CheckFeesRequest, CheckFeesResponse, Keys, MeltRequest, MeltResponse,
MintRequest, PostMintResponse, PreMintSecrets, Proof, RequestMintResponse, SplitRequest,
SplitResponse, *,
BlindedMessage, Keys, MeltBolt11Request, MeltBolt11Response, MintRequest, PostMintResponse,
PreMintSecrets, Proof, RequestMintResponse, SplitRequest, SplitResponse, *,
};
#[cfg(feature = "nut07")]
use cashu::nuts::{CheckSpendableRequest, CheckSpendableResponse};
use cashu::{Amount, Bolt11Invoice};
use cashu::Amount;
use serde_json::Value;
use url::Url;
@@ -96,44 +95,20 @@ impl Client for HttpClient {
}
}
/// Check Max expected fee [NUT-05]
async fn post_check_fees(
&self,
mint_url: Url,
invoice: Bolt11Invoice,
) -> Result<CheckFeesResponse, Error> {
let url = join_url(mint_url, "checkfees")?;
let request = CheckFeesRequest { pr: invoice };
let res = minreq::post(url)
.with_json(&request)?
.send()?
.json::<Value>()?;
let response: Result<CheckFeesResponse, serde_json::Error> =
serde_json::from_value(res.clone());
match response {
Ok(res) => Ok(res),
Err(_) => Err(Error::from_json(&res.to_string())?),
}
}
/// Melt [NUT-05]
/// [Nut-08] Lightning fee return if outputs defined
async fn post_melt(
&self,
mint_url: Url,
proofs: Vec<Proof>,
invoice: Bolt11Invoice,
quote: String,
inputs: Vec<Proof>,
outputs: Option<Vec<BlindedMessage>>,
) -> Result<MeltResponse, Error> {
) -> Result<MeltBolt11Response, Error> {
let url = join_url(mint_url, "melt")?;
let request = MeltRequest {
proofs,
pr: invoice,
let request = MeltBolt11Request {
quote,
inputs,
outputs,
};
@@ -142,7 +117,7 @@ impl Client for HttpClient {
.send()?
.json::<Value>()?;
let response: Result<MeltResponse, serde_json::Error> =
let response: Result<MeltBolt11Response, serde_json::Error> =
serde_json::from_value(value.clone());
match response {

16
crates/cashu-sdk/src/client/mod.rs
View File

@@ -8,8 +8,8 @@ use cashu::nuts::CheckSpendableResponse;
#[cfg(feature = "nut09")]
use cashu::nuts::MintInfo;
use cashu::nuts::{
BlindedMessage, CheckFeesResponse, Keys, KeysetResponse, MeltResponse, PostMintResponse,
PreMintSecrets, Proof, RequestMintResponse, SplitRequest, SplitResponse,
BlindedMessage, Keys, KeysetResponse, MeltBolt11Response, PostMintResponse, PreMintSecrets,
Proof, RequestMintResponse, SplitRequest, SplitResponse,
};
use cashu::{utils, Amount};
use serde::{Deserialize, Serialize};
@@ -103,19 +103,13 @@ pub trait Client {
hash: &str,
) -> Result<PostMintResponse, Error>;
async fn post_check_fees(
&self,
mint_url: Url,
invoice: Bolt11Invoice,
) -> Result<CheckFeesResponse, Error>;
async fn post_melt(
&self,
mint_url: Url,
proofs: Vec<Proof>,
invoice: Bolt11Invoice,
quote: String,
inputs: Vec<Proof>,
outputs: Option<Vec<BlindedMessage>>,
) -> Result<MeltResponse, Error>;
) -> Result<MeltBolt11Response, Error>;
// REVIEW: Should be consistent aboue passing in the Request struct or the
// compnatants and making it within the function. Here the struct is passed

48
crates/cashu-sdk/src/mint.rs
View File

@@ -3,7 +3,7 @@ use std::collections::{HashMap, HashSet};
use cashu::dhke::{sign_message, verify_message};
pub use cashu::error::mint::Error;
use cashu::nuts::{
BlindedMessage, BlindedSignature, MeltRequest, MeltResponse, Proof, SplitRequest,
BlindedMessage, BlindedSignature, MeltBolt11Request, MeltBolt11Response, Proof, SplitRequest,
SplitResponse, *,
};
#[cfg(feature = "nut07")]
@@ -13,6 +13,8 @@ use cashu::Amount;
use serde::{Deserialize, Serialize};
use tracing::{debug, info};
use crate::types::Quote;
pub struct Mint {
// pub pubkey: PublicKey
secret: String,
@@ -21,6 +23,7 @@ pub struct Mint {
pub spent_secrets: HashSet<Secret>,
pub pending_secrets: HashSet<Secret>,
pub fee_reserve: FeeReserve,
pub quotes: HashMap<String, Quote>,
}
impl Mint {
@@ -28,6 +31,7 @@ impl Mint {
secret: &str,
keysets_info: HashSet<MintKeySetInfo>,
spent_secrets: HashSet<Secret>,
quotes: Vec<Quote>,
min_fee_reserve: Amount,
percent_fee_reserve: f32,
) -> Self {
@@ -36,6 +40,8 @@ impl Mint {
let mut active_units: HashSet<String> = HashSet::default();
let quotes = quotes.into_iter().map(|q| (q.id.clone(), q)).collect();
// Check that there is only one active keyset per unit
for keyset_info in keysets_info {
if keyset_info.active && !active_units.insert(keyset_info.unit.clone()) {
@@ -58,6 +64,7 @@ impl Mint {
Self {
secret: secret.to_string(),
keysets,
quotes,
keysets_info: info,
spent_secrets,
pending_secrets: HashSet::new(),
@@ -222,41 +229,28 @@ impl Mint {
Ok(CheckSpendableResponse { spendable, pending })
}
pub fn verify_melt_request(&mut self, melt_request: &MeltRequest) -> Result<(), Error> {
let proofs_total = melt_request.proofs_amount();
pub fn verify_melt_request(&mut self, melt_request: &MeltBolt11Request) -> Result<(), Error> {
let quote = self.quotes.get(&melt_request.quote).unwrap();
let proofs_total = melt_request.proofs_amount().to_sat();
let percent_fee_reserve = Amount::from_sat(
(proofs_total.to_sat() as f32 * self.fee_reserve.percent_fee_reserve) as u64,
);
let fee_reserve = if percent_fee_reserve > self.fee_reserve.min_fee_reserve {
percent_fee_reserve
} else {
self.fee_reserve.min_fee_reserve
};
let required_total = melt_request
.invoice_amount()
.map_err(|_| Error::InvoiceAmountUndefined)?
+ fee_reserve;
let required_total = quote.amount + quote.fee_reserve;
if proofs_total < required_total {
debug!(
"Insufficient Proofs: Got: {}, Required: {}",
proofs_total.to_sat().to_string(),
required_total.to_sat().to_string()
proofs_total, required_total
);
return Err(Error::Amount);
}
let secrets: HashSet<&Secret> = melt_request.proofs.iter().map(|p| &p.secret).collect();
let secrets: HashSet<&Secret> = melt_request.inputs.iter().map(|p| &p.secret).collect();
// Ensure proofs are unique and not being double spent
if melt_request.proofs.len().ne(&secrets.len()) {
if melt_request.inputs.len().ne(&secrets.len()) {
return Err(Error::DuplicateProofs);
}
for proof in &melt_request.proofs {
for proof in &melt_request.inputs {
self.verify_proof(proof)?
}
@@ -265,13 +259,13 @@ impl Mint {
pub fn process_melt_request(
&mut self,
melt_request: &MeltRequest,
melt_request: &MeltBolt11Request,
preimage: &str,
total_spent: Amount,
) -> Result<MeltResponse, Error> {
) -> Result<MeltBolt11Response, Error> {
self.verify_melt_request(melt_request)?;
let secrets = Vec::with_capacity(melt_request.proofs.len());
let secrets = Vec::with_capacity(melt_request.inputs.len());
for secret in secrets {
self.spent_secrets.insert(secret);
}
@@ -312,9 +306,9 @@ impl Mint {
);
}
Ok(MeltResponse {
Ok(MeltBolt11Response {
paid: true,
preimage: Some(preimage.to_string()),
proof: preimage.to_string(),
change,
})
}

27
crates/cashu-sdk/src/wallet.rs
View File

@@ -5,8 +5,8 @@ use cashu::dhke::{construct_proofs, unblind_message};
#[cfg(feature = "nut07")]
use cashu::nuts::nut00::mint;
use cashu::nuts::{
BlindedSignature, Keys, PreMintSecrets, PreSplit, Proof, Proofs, RequestMintResponse,
SplitRequest, Token,
BlindedSignature, CurrencyUnit, Keys, PreMintSecrets, PreSplit, Proof, Proofs,
RequestMintResponse, SplitRequest, Token,
};
#[cfg(feature = "nut07")]
use cashu::types::ProofsStatus;
@@ -95,12 +95,12 @@ impl<C: Client> Wallet<C> {
&self,
amount: Amount,
hash: &str,
unit: Option<String>,
memo: Option<String>,
unit: Option<CurrencyUnit>,
) -> Result<Token, Error> {
let proofs = self.mint(amount, hash).await?;
let token = Token::new(self.mint_url.clone(), proofs, unit, memo);
let token = Token::new(self.mint_url.clone(), proofs, memo, unit);
Ok(token?)
}
@@ -127,15 +127,6 @@ impl<C: Client> Wallet<C> {
Ok(proofs)
}
/// Check fee
pub async fn check_fee(&self, invoice: Bolt11Invoice) -> Result<Amount, Error> {
Ok(self
.client
.post_check_fees(self.mint_url.clone().try_into()?, invoice)
.await?
.fee)
}
/// Receive
pub async fn receive(&self, encoded_token: &str) -> Result<Proofs, Error> {
let token_data = Token::from_str(encoded_token)?;
@@ -300,7 +291,7 @@ impl<C: Client> Wallet<C> {
pub async fn melt(
&self,
invoice: Bolt11Invoice,
quote: String,
proofs: Proofs,
fee_reserve: Amount,
) -> Result<Melted, Error> {
@@ -309,8 +300,8 @@ impl<C: Client> Wallet<C> {
.client
.post_melt(
self.mint_url.clone().try_into()?,
quote,
proofs,
invoice,
Some(blinded.blinded_messages()),
)
.await?;
@@ -327,7 +318,7 @@ impl<C: Client> Wallet<C> {
let melted = Melted {
paid: true,
preimage: melt_response.preimage,
preimage: Some(melt_response.proof),
change: change_proofs,
};
@@ -337,10 +328,10 @@ impl<C: Client> Wallet<C> {
pub fn proofs_to_token(
&self,
proofs: Proofs,
unit: Option<String>,
memo: Option<String>,
unit: Option<CurrencyUnit>,
) -> Result<String, Error> {
Ok(Token::new(self.mint_url.clone(), proofs, unit, memo)?.to_string())
Ok(Token::new(self.mint_url.clone(), proofs, memo, unit)?.to_string())
}
}

8
crates/cashu/src/nuts/mod.rs
View File

@@ -13,7 +13,7 @@ pub mod nut09;
#[cfg(feature = "wallet")]
pub use nut00::wallet::{PreMint, PreMintSecrets, Token};
pub use nut00::{BlindedMessage, BlindedSignature, Proof};
pub use nut00::{BlindedMessage, BlindedSignature, CurrencyUnit, Proof};
pub use nut01::{Keys, KeysResponse, PublicKey, SecretKey};
pub use nut02::mint::KeySet as MintKeySet;
pub use nut02::{Id, KeySet, KeySetInfo, KeysetResponse};
@@ -21,14 +21,14 @@ pub use nut02::{Id, KeySet, KeySetInfo, KeysetResponse};
pub use nut03::PreSplit;
pub use nut03::{RequestMintResponse, SplitRequest, SplitResponse};
pub use nut04::{MintRequest, PostMintResponse};
pub use nut05::{CheckFeesRequest, CheckFeesResponse};
#[cfg(not(feature = "nut08"))]
pub use nut05::{MeltRequest, MeltResponse};
pub use nut05::{MeltBolt11Request, MeltBolt11Response};
pub use nut05::{MeltQuoteBolt11Request, MeltQuoteBolt11Response};
#[cfg(feature = "wallet")]
#[cfg(feature = "nut07")]
pub use nut07::{CheckSpendableRequest, CheckSpendableResponse};
#[cfg(feature = "nut08")]
pub use nut08::{MeltRequest, MeltResponse};
pub use nut08::{MeltBolt11Request, MeltBolt11Response};
#[cfg(feature = "nut09")]
pub use nut09::MintInfo;

38
crates/cashu/src/nuts/nut00.rs
View File

@@ -1,9 +1,13 @@
//! Notation and Models
// https://github.com/cashubtc/nuts/blob/main/00.md
use std::fmt;
use std::str::FromStr;
use serde::{Deserialize, Serialize};
use super::{Id, Proofs, PublicKey};
use crate::error::Error;
use crate::secret::Secret;
use crate::url::UncheckedUrl;
use crate::Amount;
@@ -20,6 +24,33 @@ pub struct BlindedMessage {
pub keyset_id: Id,
}
#[derive(Debug, Clone, Default, PartialEq, Eq, Serialize, Deserialize)]
pub enum CurrencyUnit {
#[default]
Sat,
Custom(String),
}
impl FromStr for CurrencyUnit {
type Err = Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
match s {
"sat" => Ok(Self::Sat),
_ => Ok(Self::Custom(s.to_string())),
}
}
}
impl fmt::Display for CurrencyUnit {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
match self {
CurrencyUnit::Sat => write!(f, "sat"),
CurrencyUnit::Custom(unit) => write!(f, "{}", unit),
}
}
}
#[cfg(feature = "wallet")]
pub mod wallet {
use std::cmp::Ordering;
@@ -31,7 +62,7 @@ pub mod wallet {
use serde::{Deserialize, Serialize};
use url::Url;
use super::MintProofs;
use super::{CurrencyUnit, MintProofs};
use crate::dhke::blind_message;
use crate::error::wallet;
use crate::nuts::{BlindedMessage, Id, Proofs, SecretKey};
@@ -201,8 +232,9 @@ pub mod wallet {
/// Memo for token
#[serde(skip_serializing_if = "Option::is_none")]
pub memo: Option<String>,
/// Token Unit
#[serde(skip_serializing_if = "Option::is_none")]
pub unit: Option<String>,
pub unit: Option<CurrencyUnit>,
}
impl Token {
@@ -210,7 +242,7 @@ pub mod wallet {
mint_url: UncheckedUrl,
proofs: Proofs,
memo: Option<String>,
unit: Option<String>,
unit: Option<CurrencyUnit>,
) -> Result<Self, wallet::Error> {
if proofs.is_empty() {
return Err(wallet::Error::ProofsRequired);

56
crates/cashu/src/nuts/nut05.rs
View File

@@ -3,48 +3,54 @@
use serde::{Deserialize, Serialize};
use crate::error::Error;
use super::CurrencyUnit;
use crate::nuts::Proofs;
use crate::{Amount, Bolt11Invoice};
/// Check Fees Response [NUT-05]
/// Melt quote request [NUT-05]
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct CheckFeesResponse {
/// Expected Mac Fee in satoshis
pub fee: Amount,
pub struct MeltQuoteBolt11Request {
/// Bolt11 invoice to be paid
pub request: Bolt11Invoice,
/// Unit wallet would like to pay with
pub unit: CurrencyUnit,
}
/// Check Fees request [NUT-05]
/// Melt quote response [NUT-05]
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct CheckFeesRequest {
/// Lighting Invoice
pub pr: Bolt11Invoice,
pub struct MeltQuoteBolt11Response {
/// Quote Id
pub quote: String,
/// The amount that needs to be provided
pub amount: u64,
/// The fee reserve that is required
pub fee_reserve: u64,
/// Whether the the request haas be paid
pub paid: bool,
/// Unix timestamp until the quote is valid
pub expiry: u64,
}
/// Melt Request [NUT-05]
/// Melt Bolt11 Request [NUT-05]
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct MeltRequest {
pub proofs: Proofs,
/// bollt11
pub pr: Bolt11Invoice,
pub struct MeltBolt11Request {
/// Quote ID
pub quote: String,
/// Proofs
pub inputs: Proofs,
}
impl MeltRequest {
impl MeltBolt11Request {
pub fn proofs_amount(&self) -> Amount {
self.proofs.iter().map(|proof| proof.amount).sum()
}
pub fn invoice_amount(&self) -> Result<Amount, Error> {
match self.pr.amount_milli_satoshis() {
Some(value) => Ok(Amount::from_sat(value)),
None => Err(Error::InvoiceAmountUndefined),
}
self.inputs.iter().map(|proof| proof.amount).sum()
}
}
/// Melt Response [NUT-05]
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct MeltResponse {
pub struct MeltBolt11Response {
/// Indicate if payment was successful
pub paid: bool,
pub preimage: Option<String>,
/// Bolt11 preimage
pub payment_preimage: String,
}

42
crates/cashu/src/nuts/nut08.rs
View File

@@ -1,51 +1,49 @@
//! Lightning fee return
// https://github.com/cashubtc/nuts/blob/main/08.md
use lightning_invoice::Bolt11Invoice;
use serde::{Deserialize, Serialize};
use super::{BlindedMessage, BlindedSignature, Proofs};
use crate::error::Error;
use crate::Amount;
/// Melt Request [NUT-08]
/// Melt Bolt11 Request [NUT-08]
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct MeltRequest {
pub proofs: Proofs,
/// bollt11
pub pr: Bolt11Invoice,
pub struct MeltBolt11Request {
/// Quote ID
pub quote: String,
/// Proofs
pub inputs: Proofs,
/// Blinded Message that can be used to return change [NUT-08]
/// Amount field of blindedMessages `SHOULD` be set to zero
pub outputs: Option<Vec<BlindedMessage>>,
}
impl MeltRequest {
impl MeltBolt11Request {
pub fn proofs_amount(&self) -> Amount {
self.proofs.iter().map(|proof| proof.amount).sum()
self.inputs.iter().map(|proof| proof.amount).sum()
}
pub fn invoice_amount(&self) -> Result<Amount, Error> {
match self.pr.amount_milli_satoshis() {
Some(value) => Ok(Amount::from_msat(value)),
None => Err(Error::InvoiceAmountUndefined),
}
pub fn output_amount(&self) -> Option<Amount> {
self.outputs
.as_ref()
.map(|o| o.iter().map(|proof| proof.amount).sum())
}
}
/// Melt Response [NUT-08]
/// Lightning fee return [NUT-08] if change is defined
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct MeltResponse {
pub struct MeltBolt11Response {
pub paid: bool,
pub preimage: Option<String>,
// REVIEW: https://github.com/cashubtc/nuts/pull/55#discussion_r1419991818
pub proof: String,
pub change: Option<Vec<BlindedSignature>>,
}
impl MeltResponse {
pub fn change_amount(&self) -> Amount {
match &self.change {
Some(change) => change.iter().map(|c| c.amount).sum(),
None => Amount::ZERO,
}
impl MeltBolt11Response {
pub fn change_amount(&self) -> Option<Amount> {
self.change
.as_ref()
.map(|c| c.iter().map(|b| b.amount).sum())
}
}

15
crates/cashu/src/types.rs
View File

@@ -2,7 +2,8 @@
use serde::{Deserialize, Serialize};
use crate::nuts::{Id, KeySetInfo, Proofs};
use crate::nuts::{CurrencyUnit, Proofs};
use crate::Bolt11Invoice;
#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
pub struct ProofsStatus {
@@ -32,3 +33,15 @@ pub enum InvoiceStatus {
Expired,
InFlight,
}
/// Quote
#[derive(Debug, Serialize, Deserialize, Clone, PartialEq)]
pub struct Quote {
pub id: String,
pub amount: u64,
pub request: Bolt11Invoice,
pub unit: CurrencyUnit,
pub fee_reserve: u64,
pub paid: bool,
pub expiry: u64,
}