Added desc to monero txs

qr_code_crypto/src/lib.rs

@@ -50,4 +50,7 @@ impl MoneroInvoice {
     pub fn add_amount(self, amount: Decimal) -> Self {
         self.set_query_part("tx_amount", &amount.to_string())
     }
+    pub fn add_description(self, desc: &str) -> Self {
+        self.set_query_part("tx_description", desc)
+    }
 }

qr_code_crypto/src/main.rs

@@ -16,7 +16,8 @@ fn create_and_print_qr_invoice(invoice: impl CryptoInvoice) {
 
 fn main() {
     let monero_donation_adress = "888tNkZrPN6JsEgekjMnABU4TBzc2Dt29EPAvkRxbANsAnjyPbb3iQ1YBRk1UXcdRsiKc9dhwMVgN5S9cQUiyoogDavup3H".to_string();
-    let monero_invoice =
-        MoneroInvoice::new(&monero_donation_adress).add_amount(Decimal::new(200, 2));
+    let monero_invoice = MoneroInvoice::new(&monero_donation_adress)
+        .add_amount(Decimal::new(200, 2))
+        .add_description("Testing!");
     create_and_print_qr_invoice(monero_invoice);
 }