feat: add send/receive subroutes to wallet page

Cargo.toml

@@ -13,6 +13,7 @@ resources = ["assets/fonts/**/*.*"]
 
 [dependencies]
 anyhow = "1.0.80"
+arboard = { version = "3.4.0", default-features = false }
 async-stream = "0.3.5"
 async-trait = "0.1.81"
 chrono = { version = "0.4.34", features = ["alloc"] }
@@ -29,6 +30,7 @@ fedimint-mint-client = "0.4.0"
 fedimint-rocksdb = "0.4.0"
 iced = { git = "https://github.com/iced-rs/iced", rev = "e50aa03", features = [
     "advanced",
+    "qr_code",
     "svg",
     "tokio",
 ] }

src/fedimint.rs

@@ -1,3 +1,4 @@
+use std::fmt::Display;
 use std::pin::Pin;
 use std::{
     collections::{BTreeMap, HashMap},
@@ -29,6 +30,8 @@ use nostr_sdk::{
 };
 use secp256k1::rand::{seq::SliceRandom, thread_rng};
 
+use crate::util::format_amount;
+
 const FEDIMINT_CLIENTS_DATA_DIR_NAME: &str = "fedimint_clients";
 // TODO: Figure out if we even want this. If we do, it probably shouldn't live here.
 // It'd make more sense for it to live wherever the key is maintained elsewhere, and
@@ -48,6 +51,19 @@ pub struct FederationView {
     pub gateways: Vec<LightningGatewayAnnouncement>,
 }
 
+impl Display for FederationView {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let name_or_id = self
+            .name_or
+            .clone()
+            .unwrap_or_else(|| self.federation_id.to_string());
+
+        let balance = format_amount(self.balance);
+
+        write!(f, "{name_or_id} ({balance})")
+    }
+}
+
 pub struct Wallet {
     derivable_secret: DerivableSecret,
     clients: Arc<Mutex<HashMap<FederationId, ClientHandle>>>,
@@ -187,6 +203,32 @@ impl Wallet {
         state
     }
 
+    pub async fn pay_invoice(
+        &self,
+        invoice: Bolt11Invoice,
+        federation_id: FederationId,
+    ) -> anyhow::Result<()> {
+        let clients = self.clients.lock().await;
+
+        let client = clients
+            .get(&federation_id)
+            .ok_or_else(|| anyhow::anyhow!("Client for federation {} not found", federation_id))?;
+
+        let lightning_module = client.get_first_module::<LightningClientModule>();
+
+        let gateways = lightning_module.list_gateways().await;
+
+        let payment_info = lightning_module
+            .pay_bolt11_invoice(Self::select_gateway(&gateways), invoice, ())
+            .await?;
+
+        lightning_module
+            .wait_for_ln_payment(payment_info.payment_type, payment_info.contract_id, false)
+            .await?;
+
+        Ok(())
+    }
+
     pub async fn receive_payment(
         &self,
         federation_id: FederationId,

src/main.rs

@@ -107,7 +107,7 @@ impl Keystache {
 
                     while let Some(views) = wallet_update_stream.next().await {
                         output
-                            .send(KeystacheMessage::FederationViewsUpdate { views })
+                            .send(KeystacheMessage::UpdateFederationViews { views })
                             .await
                             .unwrap();
                     }
@@ -159,10 +159,12 @@ enum KeystacheMessage {
 
     DbDeleteAllData,
 
-    FederationViewsUpdate {
+    UpdateFederationViews {
         views: BTreeMap<FederationId, FederationView>,
     },
 
+    CopyStringToClipboard(String),
+
     IncomingNip46Request(
         Arc<(
             Vec<nostr_sdk::nips::nip46::Request>,