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refactor: improve trading params API and fix bonk calculation bug

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- Bump version to 0.4.0 with breaking API changes
- Standardize dex params to Box<T> instead of Option<Box<T>>
- Add convenient factory methods for all trading params
- Fix critical bug in bonk sell calculation (virtual_base logic)
- Update documentation and examples with new API usage
- Improve ergonomics by removing manual params construction
This commit is contained in:
ysq
2025-08-18 20:41:01 +08:00
parent 57474bfa6e
commit d02d734026
5 changed files with 96 additions and 123 deletions
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src/utils/calc/bonk.rs
+1 -1
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@@ -83,7 +83,7 @@ pub fn get_sell_sol_amount_from_token_amount(
let amount_in_u128 = amount_in as u128;
// For sell operation, input_reserve is token reserves, output_reserve is SOL reserves
let input_reserve = virtual_base.checked_add(real_base).unwrap();
let input_reserve = virtual_base.checked_sub(real_base).unwrap();
let output_reserve = virtual_quote.checked_add(real_quote).unwrap();
// Use constant product formula to calculate SOL amount received from selling tokens