functions

#!/bin/bash
# functions file for nntools
#
# @author webworker01
#

#31 = red (default)
#32 = green
#33 = yellow
#34 = blue

# @param category string
# @param message string
# @param color (red|green|yellow|blue)
# @param mode (echo|file) echo = echo only, file = logfile only
log()
{
    local category=$1
    local message=$2
    local color=$3
    local mode=$4

    local datetime=$(date '+%Y-%m-%d %H:%M:%S')

    case $color in
        red)
            colorcode=31
            ;;
        green)
            colorcode=32
            ;;
        yellow)
            colorcode=33
            ;;
        blue)
            colorcode=34
            ;;
        *)
            colorcode=32
            ;;
    esac

    if [[ $mode != "echo" ]] && [[ ! -z $nntoolslogfile ]]; then
        echo "${datetime} [${category}] ${message}" >> $nntoolslogfile
    fi
    if [[ $mode != "file" ]]; then
        printf "\033[0;${colorcode}m${datetime} [${category}] ${message}\033[0m\n"
    fi
}

# @return (1|0)
isSapling()
{
    local coin=${1^^}
    if [[ ! ${sproutcoins[*]} =~ ${coin} ]]; then
        echo 1
    else
        echo 0
    fi
}

isValidCoin()
{
    local coin=${1^^}

    if [[ ! -z $1 ]] && [[ $1 != "KMD" ]]; then

        #check it exists in coinlist
        if [[ ! " ${coinlist[@]} " =~ " ${1^^} " ]] && [[ ${1^^} != "VRSC" ]]; then
            log "isValidCoin" "${1^^} does not exist in coinlist!" "red" "echo"
            echo 0
        else
            echo 1
        fi
    else
        echo
    fi

}

timeSince ()
{
    local currentimestamp=$(date +%s)
    local timecompare=$1

    if [ ! -z $timecompare ] && [[ $timecompare != "null" ]]; then
        local t=$((currentimestamp-timecompare))

        local d=$((t/60/60/24))
        local h=$((t/60/60%24))
        local m=$((t/60%60))
        local s=$((t%60))

        if (( d > 0 )); then
            echo -n "${d}D"
        fi
        if (( d < 2 && h > 0 )); then
            echo -n "${h}h"
        fi
        if (( d == 0 && h < 4 && m > 0 )); then
            echo -n "${m}m"
        fi
        if (( d == 0 && h == 0 && m == 0 )); then
            echo -n "${s}s"
        fi
    fi
}

# Setup commonly needed variables for working with a coin daemon
# Pass in the coin name or it will assume kmd
setupCoinVars ()
{
    coin=${1^^}
    logfrom=${2}

    if [[ ! -z $coin ]] && [[ $coin != "KMD" ]]; then

        #check it exists in coinlist
        if [[ ! " ${coinlist[@]} " =~ " ${coin} " ]] && [[ ! " ${komodolike[@]} " =~ " ${coin} " ]]; then
            log $logfrom "${coin} does not exist in coinlist!" "red" "echo"
            exit 0
        fi

        asset=" -ac_name=${coin}"
        feepkb=$sctxfeeperkb
        datadir=""
        coinexec=""

        if (( $thirdpartycoins < 1 )); then
            searchlist="coinsfirst[@]"
        else
            searchlist="coinsthird[@]"
        fi

        #search for alt komodods
        altkmd=('kmd' 'zimport')
        for coins in "${!searchlist}"; do
            searchcoin=($coins)
            if [[ "${coin}" == "${searchcoin[0]}" ]] && [[ ${altkmd[*]} =~ ${searchcoin[4]} ]]; then
                eval $(echo coinexec=${searchcoin[2]})
                datadir="${HOME}/${searchcoin[3]}"
            fi
        done

        coinexec=${coinexec:=$komodod}
        datadir=${datadir:="$HOME/.komodo/$coin"}
    else
        coin="KMD"
        asset=""
        datadir="$HOME/.komodo"
        feepkb=$txfeeperkb
        coinexec=$komodod
    fi

    nntpath="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
    if [[ -f "${datadir}/komodod.pid" ]]; then
        pidfile="${datadir}/komodod.pid"
        processid=$(<${pidfile})
    elif [[ -f "${nntpath}/pid/${coin}" ]]; then
        pidfile="${nntpath}/pid/${coin}"
        processid=$(<${pidfile})
        log $logfrom "komodod.pid does not exist, pid=${processid} from ${nntpath}/pid/${coin}!" "red"
    else
        log $logfrom "no pid files found!" "red"
        processid=""
    fi
}