# ------------------------------------------------------------------------------
# Some display functions and defines color codes
# This file is part of the init.sh project
# Copyright (c) 2019-2022 Geoffray Levasseur <fatalerrors@geoffray-levasseur.org>
# ------------------------------------------------------------------------------
# This file is distributed under 3-clause BSD license.
# The complete license agreement can be obtained at:
# https://opensource.org/licenses/BSD-3-Clause
# ------------------------------------------------------------------------------


# ------------------------------------------------------------------------------
# Standard 16 colors display declaration
export DEFAULTFG="\e[0;39m"
export DEFAULTBG="\e[0;49m"
export DEFAULTCOL=${DEFAULTBG}${DEFAULTFG}

# Regular Colors
export Black='\e[0;30m'
export Red='\e[0;31m'
export Green='\e[0;32m'
export Yellow='\e[0;33m'
export Blue='\e[0;34m'
export Purple='\e[0;35m'
export Cyan='\e[0;36m'
export White='\e[0;37m'

# Bold
export BBlack='\e[1;30m'
export BRed='\e[1;31m'
export BGreen='\e[1;32m'
export BYellow='\e[1;33m'
export BBlue='\e[1;34m'
export BPurple='\e[1;35m'
export BCyan='\e[1;36m'
export BWhite='\e[1;37m'

# Underline
export UBlack='\e[4;30m'
export URed='\e[4;31m'
export UGreen='\e[4;32m'
export UYellow='\e[4;33m'
export UBlue='\e[4;34m'
export UPurple='\e[4;35m'
export UCyan='\e[4;36m'
export UWhite='\e[4;37m'

# Background
export On_Black='\e[40m'
export On_Red='\e[41m'
export On_Green='\e[42m'
export On_Yellow='\e[43m'
export On_Blue='\e[44m'
export On_Purple='\e[45m'
export On_Cyan='\e[46m'
export On_White='\e[47m'

# High Intensity
export IBlack='\e[0;90m'
export IRed='\e[0;91m'
export IGreen='\e[0;92m'
export IYellow='\e[0;93m'
export IBlue='\e[0;94m'
export IPurple='\e[0;95m'
export ICyan='\e[0;96m'
export IWhite='\e[0;97m'

# Bold High Intensity
export BIBlack='\e[1;90m'
export BIRed='\e[1;91m'
export BIGreen='\e[1;92m'
export BIYellow='\e[1;93m'
export BIBlue='\e[1;94m'
export BIPurple='\e[1;95m'
export BICyan='\e[1;96m'
export BIWhite='\e[1;97m'

# High Intensity backgrounds
export On_IBlack='\e[0;100m'
export On_IRed='\e[0;101m'
export On_IGreen='\e[0;102m'
export On_IYellow='\e[0;103m'
export On_IBlue='\e[0;104m'
export On_IPurple='\e[0;105m'
export On_ICyan='\e[0;106m'
export On_IWhite='\e[0;107m'


# ------------------------------------------------------------------------------
# Display status with color and timestamp
# (-n on first parameter to stay on the same line)
# ($1 accepted values: I=info, W=warning, E=error, m=spaces (alignment)
# no header if anything else)
prnt()
{
    if [[ $1 == "-n" ]]; then
        local echoopt=$1
        shift
    else
        local echoopt=""
    fi
    case $1 in
        "I")
            local heads="[ ${IGreen}info${DEFAULTFG}  ]"
            shift
            ;;
        "W")
            local heads="[${IYellow}Warning${DEFAULTFG}]"
            shift 
            ;;
        "E")
            local heads="[ ${IRed}ERROR${DEFAULTFG} ]"
            shift
            ;;
        "m")
            local heads="         "
            shift
            ;;
    esac
    echo $echoopt -e "${IWhite}$(date $DATEFORMAT)${DEFAULTFG} ${heads} $@"

    unset heads echoopt
}
export -f prnt


# ------------------------------------------------------------------------------
# Draw a separator line
separator()
{
    echo -ne "$BYellow"
    local i=0
    declare -li length=$(( $(tput cols) - 1 ))
    if [[ $length -gt 80 ]]; then
        length=$(( $length - (($length - 80) / 2) ))
    fi
    for i in $(seq 1 $length); do
        echo -n "-"
    done
    echo -e "$DEFAULTCOL"
    unset i length
}
export -f separator


# ------------------------------------------------------------------------------
# Sleep and display a counter (or "the second parameter" every second)
dsleep()
{
    i=$1
    while test $i -gt 0
    do
        if [[ -n $2 ]]; then
            echo -n "$2"
        else
            echo -n " ${i}"
        fi
        (( i=i-1 ))
        sleep 1
    done
    echo
}
export -f dsleep


# EOF