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AtomicSwap(HTLC) EVM Contracts

You can use scripts/htlc.js to test HTLC contract on SmartBCH testnet.

Prepare

git clone https://github.com/smartbch/atomic-swap-contracts.git
cd atomic-swap-contracts
npm i

Run unit tests

REPORT_GAS=true npx hardhat test

Deploy to SmartBCH testnet

npx hardhat run scripts/deploy.js --network sbch_testnet
# HTLC deployed to 0x7aCB985210037983c7E1814c847d63235CCcB88f

Lock SBCH to HTLC

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js lock \
	--signer=2 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f \
	--to-addr=0x8b1C9950aA5c6fF3BB038ff31878dd6a268958f8 \
	--secret-key=hello \
	--lock-time=2400 \
	--pkh=0xc03A886B25Cabc20dB49170981ef118693e807d1 \
	--penalty-bps=500 \
	--amount=0.01 \
	--expected-price=1.0

Unlock SBCH from HTLC

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js unlock \
	--signer=3 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f \
	--sender-addr=0x621e0B041D19B6472B1e991fE53D78aF3C264FA8 \
	--secret-key=hello

Refund SBCH from HTLC

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js refund \
	--signer=2 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f \
	--sender-addr=0x621e0B041D19B6472B1e991fE53D78aF3C264FA8 \
	--secret-key=hello

Register Market Maker Bot

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js register-bot \
	--signer=1 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f \
	--intro=BCHFANS \
	--pkh=0x4d027fdd0585302264922bed58b8a84d38776ccb \
	--bch-lock-time=6 \
	--penalty-bps=500 \
	--bch-price=1.0 \
	--sbch-price=1.0 \
	--min-swap-amt=0.1 \
	--max-swap-amt=1.0 \
	--staked-val=0.2 \
	--status-checker=0x4d027fdd0585302264922bed58b8a84d38776ccb

Update Merket Maker Bot

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js update-bot \
	--signer=1 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f \
	--intro=BCHFANS \
	--bch-price=1.1 \
	--sbch-price=0.9

Retire Market Maker Bot

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js retire-bot \
	--signer=1 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f

Withdraw Staked Value

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js withdraw \
	--signer=1 \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f

Query

Example:

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js query-bots \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f

HARDHAT_NETWORK=sbch_testnet node ./scripts/htlc.js query-swap \
	--htlc-addr=0x7aCB985210037983c7E1814c847d63235CCcB88f \
	--sender-addr=0x621e0B041D19B6472B1e991fE53D78aF3C264FA8 \
	--secret-key=hello