`bindings/cashu-sdk` add client

bindings/cashu-sdk-js/src/client.rs

@@ -0,0 +1,144 @@
+use std::ops::Deref;
+
+use cashu_js::nuts::nut00::JsBlindedMessages;
+use cashu_js::nuts::nut01::JsKeys;
+use cashu_js::nuts::nut02::JsKeySetsResponse;
+use cashu_js::nuts::nut03::JsRequestMintResponse;
+use cashu_js::nuts::nut04::JsPostMintResponse;
+use cashu_js::nuts::nut05::JsCheckFeesResponse;
+use cashu_js::nuts::nut06::{JsSplitRequest, JsSplitResponse};
+use cashu_js::nuts::nut07::JsCheckSpendableResponse;
+use cashu_js::nuts::nut08::JsMeltResponse;
+use cashu_js::nuts::nut09::JsMintInfo;
+use cashu_js::types::{JsAmount, JsBolt11Invoice};
+use cashu_sdk::client::Client;
+use wasm_bindgen::prelude::*;
+
+use crate::error::{into_err, Result};
+
+#[wasm_bindgen(js_name = Client)]
+pub struct JsClient {
+    inner: Client,
+}
+
+impl Deref for JsClient {
+    type Target = Client;
+    fn deref(&self) -> &Self::Target {
+        &self.inner
+    }
+}
+
+impl From<Client> for JsClient {
+    fn from(inner: Client) -> JsClient {
+        JsClient { inner }
+    }
+}
+
+#[wasm_bindgen(js_class = Client)]
+impl JsClient {
+    #[wasm_bindgen(constructor)]
+    pub fn new(mint_url: String) -> Result<JsClient> {
+        Ok(JsClient {
+            inner: Client::new(&mint_url).map_err(into_err)?,
+        })
+    }
+
+    /// Get Keys [NUT-01]
+    #[wasm_bindgen(js_name = getKeys)]
+    pub async fn get_keys(&self) -> Result<JsKeys> {
+        Ok(self.inner.get_keys().await.map_err(into_err)?.into())
+    }
+
+    /// Get Keys [NUT-01]
+    #[wasm_bindgen(js_name = getKeysets)]
+    pub async fn get_keysets(&self) -> Result<JsKeySetsResponse> {
+        Ok(self.inner.get_keysets().await.map_err(into_err)?.into())
+    }
+
+    /// Request Mint [NUT-03]
+    #[wasm_bindgen(js_name = requestMint)]
+    pub async fn request_mint(&self, amount: JsAmount) -> Result<JsRequestMintResponse> {
+        Ok(self
+            .inner
+            .request_mint(*amount.deref())
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
+    /// Mint [NUT-04]
+    #[wasm_bindgen(js_name = mint)]
+    pub async fn mint(
+        &self,
+        blinded_messages: JsBlindedMessages,
+        hash: String,
+    ) -> Result<JsPostMintResponse> {
+        Ok(self
+            .inner
+            .mint(blinded_messages.deref().clone(), &hash)
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
+    /// Check Max expected fee [NUT-05]
+    #[wasm_bindgen(js_name = check_fees)]
+    pub async fn check_fees(&self, invoice: JsBolt11Invoice) -> Result<JsCheckFeesResponse> {
+        Ok(self
+            .inner
+            .check_fees(invoice.deref().clone())
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
+    /// Melt [NUT-05]
+    #[wasm_bindgen(js_name = melt)]
+    pub async fn melt(
+        &self,
+        proofs: JsValue,
+        invoice: JsBolt11Invoice,
+        outputs: JsValue,
+    ) -> Result<JsMeltResponse> {
+        let proofs = serde_wasm_bindgen::from_value(proofs).map_err(into_err)?;
+        let outputs = if outputs.is_null() {
+            None
+        } else {
+            Some(serde_wasm_bindgen::from_value(outputs).map_err(into_err)?)
+        };
+        Ok(self
+            .inner
+            .melt(proofs, invoice.deref().clone(), outputs)
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
+    /// Split [NUT-06]
+    #[wasm_bindgen(js_name = split)]
+    pub async fn split(&self, split_request: JsSplitRequest) -> Result<JsSplitResponse> {
+        Ok(self
+            .inner
+            .split(split_request.deref().clone())
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
+    #[wasm_bindgen(js_name = checkSpendable)]
+    pub async fn check_spendable(&self, proofs: JsValue) -> Result<JsCheckSpendableResponse> {
+        let proofs = serde_wasm_bindgen::from_value(proofs).map_err(into_err)?;
+
+        Ok(self
+            .inner
+            .check_spendable(&proofs)
+            .await
+            .map_err(into_err)?
+            .into())
+    }
+
+    #[wasm_bindgen(js_name = getInfo)]
+    pub async fn get_info(&self) -> Result<JsMintInfo> {
+        Ok(self.inner.get_info().await.map_err(into_err)?.into())
+    }
+}

bindings/cashu-sdk-js/src/lib.rs

@@ -1,3 +1,5 @@
+mod client;
 mod error;
 mod mint;
 mod types;
+mod wallet;

bindings/cashu-sdk-js/src/wallet.rs

@@ -0,0 +1,32 @@
+use std::ops::Deref;
+
+use cashu_sdk::wallet::Wallet;
+use wasm_bindgen::prelude::*;
+
+use crate::error::{into_err, Result};
+
+#[wasm_bindgen(js_name = Wallet)]
+pub struct JsWallet {
+    inner: Wallet,
+}
+
+impl Deref for JsWallet {
+    type Target = Wallet;
+    fn deref(&self) -> &Self::Target {
+        &self.inner
+    }
+}
+
+impl From<Wallet> for JsWallet {
+    fn from(inner: Wallet) -> JsWallet {
+        JsWallet { inner }
+    }
+}
+
+#[wasm_bindgen(js_class = Wallet)]
+impl JsWallet {
+    #[wasm_bindgen(constructor)]
+    pub fn new() -> Result<JsWallet> {
+        todo!()
+    }
+}

crates/cashu-sdk/src/client/mod.rs

@@ -145,27 +145,6 @@ impl Client {
         let keys = minreq::get(url).send()?.json::<Value>()?;
 
         let keys: Keys = serde_json::from_str(&keys.to_string())?;
-        /*
-                let keys: BTreeMap<u64, String> = match serde_json::from_value(keys.clone()) {
-                    Ok(keys) => keys,
-                    Err(_err) => {
-                        return Err(Error::CustomError(format!(
-                            "url: {}, {}",
-                            url,
-                            serde_json::to_string(&keys)?
-                        )))
-                    }
-                };
-
-                let mint_keys: BTreeMap<u64, PublicKey> = keys
-                    .into_iter()
-                    .filter_map(|(k, v)| {
-                        let key = hex::decode(v).ok()?;
-                        let public_key = PublicKey::from_sec1_bytes(&key).ok()?;
-                        Some((k, public_key))
-                    })
-                    .collect();
-        */
         Ok(keys)
     }