Address & Fix todos

examples/3l-node/cli.rs

@@ -662,19 +662,11 @@ fn list_payments(node: &LightningNode) -> Result<(), String> {
         let timezone = FixedOffset::east_opt(payment.created_at.timezone_utc_offset_secs).unwrap();
         let created_at = created_at.with_timezone(&timezone);
 
-        let latest_change_at: DateTime<Utc> = payment.latest_state_change_at.time.into();
-        let timezone =
-            FixedOffset::east_opt(payment.latest_state_change_at.timezone_utc_offset_secs).unwrap();
-        let latest_change_at = latest_change_at.with_timezone(&timezone);
         println!(
             "{} payment created at {created_at} {}",
             payment_type.bold(),
             payment.created_at.timezone_id
         );
-        println!(
-            "and with latest state change at {latest_change_at} {}",
-            payment.latest_state_change_at.timezone_id
-        );
         println!("      State:        {:?}", payment.payment_state);
         if payment.payment_state == PaymentState::Failed {
             println!("      Fail reason:  {:?}", payment.fail_reason);

src/invoice_details.rs

@@ -26,7 +26,7 @@ impl InvoiceDetails {
             amount: ln_invoice
                 .amount_msat
                 .map(|a| a.to_amount_down(exchange_rate)),
-            description: ln_invoice.description.unwrap_or(String::new()),
+            description: ln_invoice.description.unwrap_or_default(),
             payment_hash: ln_invoice.payment_hash,
             payee_pub_key: ln_invoice.payee_pubkey,
             creation_timestamp: unix_timestamp_to_system_time(ln_invoice.timestamp),

src/lib.rs

@@ -135,7 +135,6 @@ pub struct Payment {
     pub amount: Amount,
     pub invoice_details: InvoiceDetails,
     pub created_at: TzTime,
-    pub latest_state_change_at: TzTime,
     pub description: String,
     pub preimage: Option<String>,
     pub network_fees: Option<Amount>,
@@ -676,12 +675,11 @@ impl LightningNode {
         Ok(Payment {
             payment_type,
             payment_state,
-            fail_reason: None, // TODO: Request SDK to store and provide failed payment attempts
+            fail_reason: None, // TODO: Request SDK to store and provide reason for failed payments
             hash: payment_details.payment_hash,
             amount,
             invoice_details,
             created_at: time.clone(),
-            latest_state_change_at: time, // TODO: remove this field from interface
             description,
             preimage: Some(payment_details.payment_preimage),
             network_fees,

src/lipalightninglib.udl

@@ -358,12 +358,11 @@ interface MaxRoutingFeeMode {
 dictionary Payment {
     PaymentType payment_type;
     PaymentState payment_state;
-    PayErrorCode? fail_reason;
+    PayErrorCode? fail_reason; // For now, will always be empty
     string hash; // Hex representation of payment hash
     Amount amount; // Nominal amount specified in the invoice
     InvoiceDetails invoice_details;
     TzTime created_at;
-    TzTime latest_state_change_at;
     string description; // The description embedded in the invoice. Given the length limit of this data,
         // it is possible that a hex hash of the description is provided instead, but that is uncommon.
     string? preimage; // Hex representation of the preimage. Will only be present on successful payments.