#!/usr/bin/env bash

checksum() {

echo $(sha256sum $@ | awk '{print $1}')

}

change_log_file="./CHANGELOG.md"

version="## $@"

version_prefix="## v"

start=0

CHANGE_LOG=""

while read line; do

if [[ $line == *"$version"* ]]; then

start=1

continue

fi

if [[ $line == *"$version_prefix"* ]] && [ $start == 1 ]; then

break;

fi

if [ $start == 1 ]; then

CHANGE_LOG+="$line\n"

fi

done < ${change_log_file}

MAINNET_ZIP_SUM="$(checksum ./mainnet.zip)"

TESTNET_ZIP_SUM="$(checksum ./testnet.zip)"

LINUX_BIN_SUM="$(checksum ./linux/geth)"

MAC_BIN_SUM="$(checksum ./macos/geth)"

WINDOWS_BIN_SUM="$(checksum ./windows/geth.exe)"

ARM64_BIN_SUM="$(checksum ./arm64/geth-linux-arm64)"

OUTPUT=$(cat <<-END

## Changelog\n

${CHANGE_LOG}\n

## Assets\n

| Assets | Sha256 Checksum |

| :-----------: |------------|

| mainnet.zip | ${MAINNET_ZIP_SUM} |

| testnet.zip | ${TESTNET_ZIP_SUM} |

| geth_linux | ${LINUX_BIN_SUM} |

| geth_mac | ${MAC_BIN_SUM} |

| geth_windows | ${WINDOWS_BIN_SUM} |

| geth_linux_arm64 | ${ARM64_BIN_SUM} |\n

END

)

echo -e "${OUTPUT}"