Adding sails DEX #547
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Adding sails DEX #547
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LouiseMedova
requested changes
Jan 8, 2025
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- Gas runs out during transactions that are not atomic. Critical sections, the handle reply hook, and checking the attached gas amount could be used.
- The math is performed simply in integers, which causes quite rough rounding. We could consider using binary math operations (i.e., shifting for multiplication/division).
contracts/dex/app/src/lib.rs
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| // Transfer token A back to the user | ||
| let request_a = vft_io::TransferFrom::encode_call(program_id, sender, amount_a); | ||
| msg::send_bytes_for_reply(storage.token_a, request_a, 0, 0) |
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The same here.
- The transfer occurs after the state changing
- Running out of gas is a critical issue here
LouiseMedova
approved these changes
Jan 16, 2025
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