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Bump boltz-client, fix fee calculation #68

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merged 2 commits into from
Apr 4, 2024
Merged

Bump boltz-client, fix fee calculation #68

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Bump boltz-client, fix fee calculation
ok300 Apr 4, 2024
6a8840e
Cargo fmt
ok300 Apr 4, 2024
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2 changes: 1 addition & 1 deletion cli/Cargo.lock
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2 changes: 1 addition & 1 deletion lib/Cargo.lock
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4 changes: 1 addition & 3 deletions lib/Cargo.toml
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Original file line number Diff line number Diff line change
Expand Up @@ -10,9 +10,7 @@ crate-type = ["staticlib", "cdylib", "lib"]
[dependencies]
anyhow = "1.0.80"
bip39 = { version = "2.0.0", features = ["serde"] }
#boltz-client = "0.1.2"
#boltz-client = { git = "https://github.com/SatoshiPortal/boltz-rust", rev = "61592bcf0ad2e9bd68c593bc87c5a487805b6d00" }
boltz-client = { git = "https://github.com/hydra-yse/boltz-rust", branch = "yse-breez-latest" }
boltz-client = { git = "https://github.com/SatoshiPortal/boltz-rust", rev = "e55b8439f3311be7fcd18ec14a5747d0f3dbd74f" }
log = "0.4.20"
lwk_common = "0.3.0"
lwk_signer = "0.3.0"
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14 changes: 6 additions & 8 deletions lib/src/wallet.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -305,17 +305,15 @@ impl Wallet {
let (onchain_amount_sat, invoice_amount_sat) =
match (req.onchain_amount_sat, req.invoice_amount_sat) {
(Some(onchain_amount_sat), None) => {
// TODO Calculate correct fees, once these PRs are merged and published
// https://github.com/SatoshiPortal/boltz-rust/pull/31
// https://github.com/SatoshiPortal/boltz-rust/pull/32

// TODO Until above is fixed, this is only an approximation (using onchain instead of invoice amount to calc. fees)
let fees_boltz = lbtc_pair.fees.reverse_boltz(onchain_amount_sat);
let fees_lockup = lbtc_pair.fees.reverse_lockup();
let fees_claim = CLAIM_ABSOLUTE_FEES; // lbtc_pair.fees.reverse_claim_estimate();
let fees_total = fees_boltz + fees_lockup + fees_claim;
let p = lbtc_pair.fees.percentage;

let temp_recv_amt = onchain_amount_sat;
let invoice_amt_minus_service_fee = temp_recv_amt + fees_lockup + fees_claim;
let invoice_amount_sat = (invoice_amt_minus_service_fee as f64 * 100.0 / (100.0 - p)).ceil() as u64;

Ok((onchain_amount_sat, onchain_amount_sat + fees_total))
Ok((onchain_amount_sat, invoice_amount_sat))
}
(None, Some(invoice_amount_sat)) => {
let fees_boltz = lbtc_pair.fees.reverse_boltz(invoice_amount_sat);
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