#!/bin/bash
PROGRAM="$(basename $0)"
usage(){
	echo "$PROGRAM from to amount"
}

logit(){
	logthis "<$PROGRAM>" "$1" "$2"
}

main(){
    logit "[INFO]" "$FROM_ADDRESS to $TO_ADDRESS value sent: $AMOUNT"
    cat > transaction_file <<EOF
$FROM_ADDRESS
$TO_ADDRESS
$AMOUNT
$FEE
EOF
    TRANSACTION_FILE="transaction_file"
    FILE_IPFS_HASH=$(ipfs add -q $TRANSACTION_FILE)

    SIGN_FILE=$TRANSACTION_FILE".asc"
    gpg2 --detach-sign --sign-with $FINGERPRINT --armor --output $SIGN_FILE $TRANSACTION_FILE

    FILE_SIGNATURE=$(ipfs add -q $SIGN_FILE)

    cat > data <<EOF
{
    "timestamp":"$(date -u +%s)",
    "input":"$FROM_ADDRESS",
    "output":"$TO_ADDRESS",
    "amount":"$AMOUNT",
    "ipfs":"$FILE_IPFS_HASH",
    "detach":"$FILE_SIGNATURE"
}
EOF

}

if [ ! -z $3 ];
then
    PWD="$(pwd)"
    FROM_ADDRESS="$1"
    TO_ADDRESS="$2"
    AMOUNT="$3"
    main
    cat $PWD/data | json_pp
    # sh pack_z_block.sh mixtape/add $PWD/data
else usage
fi