test-tx-for-swap.sh

test-tx-for-swap.sh

# Check if a tx is an atomic name swap (Bob atomic swap, Shakedex sale, FxWallet marketplace sale)

# Bob swap (HIP-4) hints:
# - in0.witness[0] ends with 84
# - last output value = price
# - out0 = FINALIZE

# Shakedex (HIP-1) transfer hints:
# - in0.witness[0] ends with 84
# - last output value = price
# - out0 = TRANSFER


# Txs examples:
# irrelevant transaction:         4befa3c3aafa043b3bafd01bed0530f314a0804df281fd6e693a76dfa00398b8
# normal transfer (no payment):   b80481b397f561468fcd0b09bb8274e36bc7bfacfc2a5d01accd9f1581eeeb78
# i_the_magician (hip1 shakedex): b89eeaa38733d2d14a93397d42a0ec3773af1b53ace85dbebed9b3dbf63d9e8c
# pinkieswear (hip4 atomic swap): 32227eb2dab16dbb3debc873ff40cfeba299eb2cf1554ffd098fa968bc88c6cd

for txid in 4befa3c3aafa043b3bafd01bed0530f314a0804df281fd6e693a76dfa00398b8 b80481b397f561468fcd0b09bb8274e36bc7bfacfc2a5d01accd9f1581eeeb78 b89eeaa38733d2d14a93397d42a0ec3773af1b53ace85dbebed9b3dbf63d9e8c 32227eb2dab16dbb3debc873ff40cfeba299eb2cf1554ffd098fa968bc88c6cd; do

echo -e "\nTransaction: $txid"

tx=$(hsd-cli tx $txid)
#echo $tx

data=$(echo $tx | jq '{
    flag_match: (.inputs[0].witness[0] | endswith("84")),
    is_transfer: (.outputs[0].covenant.type == 9),
    is_finalize: (.outputs[0].covenant.type == 10),
    price: (.outputs | last.value / 1e6),
} | if (.flag_match and (.is_transfer or .is_finalize)) then {
    hip4: .is_finalize,
    hip1: .is_transfer,
    price: .price
} else {} end')
echo $data

done

# Example output:
# Transaction: 4befa3c3aafa043b3bafd01bed0530f314a0804df281fd6e693a76dfa00398b8
# {}
# 
# Transaction: b80481b397f561468fcd0b09bb8274e36bc7bfacfc2a5d01accd9f1581eeeb78
# {}
# 
# Transaction: b89eeaa38733d2d14a93397d42a0ec3773af1b53ace85dbebed9b3dbf63d9e8c
# { "hip4": false, "hip1": true, "price": 598.848641 }
# 
# Transaction: 32227eb2dab16dbb3debc873ff40cfeba299eb2cf1554ffd098fa968bc88c6cd
# { "hip4": true, "hip1": false, "price": 123.654321 }