Universal rpc call

rpc.sh

#!/bin/bash

TICKER=$(echo $1 | tr '[:upper:]' '[:lower:]')
METHOD=$2
PARAMS="${@:3}"

RPCUSER=main
RPCPORT=net

function join_by { local IFS="$1"; shift; echo "$*"; }

function usage { echo "$0 <BTC|KMD|MNZ> <method> [param1 param2 ...]"; }

if [[ -z $TICKER ]]; then
    usage;
    exit 1;
fi

if [[ -z $METHOD ]]; then
    usage;
    exit 1;
fi

if [[ ! -z $PARAMS ]]; then
    JSONPARAMS=$(jq -n --arg method "$METHOD" --arg v "$PARAMS" '{ "method": $method, "params": ($v|split(" "))}'  )
else 
    JSONPARAMS=$(jq -n --arg method "$METHOD" '{ "method": $method }')
fi


function rpc_call { echo $(echo $JSONPARAMS | http --auth $RPCUSER:$RPCPORT POST localhost:$1  -b | jq '.result'); }

function btc { echo $(rpc_call 8332 $1); }

function mnz { echo $(rpc_call 14337 $1); }

function kmd { echo $(rpc_call 7771 $1); }


echo $("$TICKER" $JSONPARAMS)