.bashrc_lib

# BashRC helper functions and constants.

# Colors
## Reset
Color_Off="\[\033[0m\]"       # Text Reset

## Regular Colors
Black="\[\033[0;30m\]"        # Black
Red="\[\033[0;31m\]"          # Red
Green="\[\033[0;32m\]"        # Green
Yellow="\[\033[0;33m\]"       # Yellow
Blue="\[\033[0;34m\]"         # Blue
Purple="\[\033[0;35m\]"       # Purple
Cyan="\[\033[0;36m\]"         # Cyan
White="\[\033[0;37m\]"        # White

## Bold
BBlack="\[\033[1;30m\]"       # Black
BRed="\[\033[1;31m\]"         # Red
BGreen="\[\033[1;32m\]"       # Green
BYellow="\[\033[1;33m\]"      # Yellow
BBlue="\[\033[1;34m\]"        # Blue
BPurple="\[\033[1;35m\]"      # Purple
BCyan="\[\033[1;36m\]"        # Cyan
BWhite="\[\033[1;37m\]"       # White

## Underline
UBlack="\[\033[4;30m\]"       # Black
URed="\[\033[4;31m\]"         # Red
UGreen="\[\033[4;32m\]"       # Green
UYellow="\[\033[4;33m\]"      # Yellow
UBlue="\[\033[4;34m\]"        # Blue
UPurple="\[\033[4;35m\]"      # Purple
UCyan="\[\033[4;36m\]"        # Cyan
UWhite="\[\033[4;37m\]"       # White

## Background
On_Black="\[\033[40m\]"       # Black
On_Red="\[\033[41m\]"         # Red
On_Green="\[\033[42m\]"       # Green
On_Yellow="\[\033[43m\]"      # Yellow
On_Blue="\[\033[44m\]"        # Blue
On_Purple="\[\033[45m\]"      # Purple
On_Cyan="\[\033[46m\]"        # Cyan
On_White="\[\033[47m\]"       # White

## High Intensty
IBlack="\[\033[0;90m\]"       # Black
IRed="\[\033[0;91m\]"         # Red
IGreen="\[\033[0;92m\]"       # Green
IYellow="\[\033[0;93m\]"      # Yellow
IBlue="\[\033[0;94m\]"        # Blue
IPurple="\[\033[0;95m\]"      # Purple
ICyan="\[\033[0;96m\]"        # Cyan
IWhite="\[\033[0;97m\]"       # White

## Bold High Intensty
BIBlack="\[\033[1;90m\]"      # Black
BIRed="\[\033[1;91m\]"        # Red
BIGreen="\[\033[1;92m\]"      # Green
BIYellow="\[\033[1;93m\]"     # Yellow
BIBlue="\[\033[1;94m\]"       # Blue
BIPurple="\[\033[1;95m\]"     # Purple
BICyan="\[\033[1;96m\]"       # Cyan
BIWhite="\[\033[1;97m\]"      # White

## High Intensty backgrounds
On_IBlack="\[\033[0;100m\]"   # Black
On_IRed="\[\033[0;101m\]"     # Red
On_IGreen="\[\033[0;102m\]"   # Green
On_IYellow="\[\033[0;103m\]"  # Yellow
On_IBlue="\[\033[0;104m\]"    # Blue
On_IPurple="\[\033[10;95m\]"  # Purple
On_ICyan="\[\033[0;106m\]"    # Cyan
On_IWhite="\[\033[0;107m\]"   # White

## Various variables you might want for your PS1 prompt instead
Time12h="\T"
Time12a="\@"
PathShort="\w"
PathFull="\W"
NewLine="\n"
Jobs="\j"

# contains(string, substring)
#
# Returns 0 if the specified string contains the specified substring,
# otherwise returns 1.
contains() {
    string="$1"
    substring="$2"
    if test "${string#*$substring}" != "$string"
    then
        return 0    # $substring is in $string
    else
        return 1    # $substring is not in $string
    fi
}

# FS Branch find
fsbranchfind() {
  cur="$PWD"
  while [ "$cur" != "/" ]; do
    if [ -e "${cur}/${1}" ]; then
      echo "${cur}/${1}"
      return 0
    fi
    cur="$(dirname "$cur")"
  done
  return 1
}

# Handy Helper Functions
pathremove () {
  local IFS=':'
  local NEWPATH
  local DIR
  local PATHVARIABLE=${2:-PATH}
  for DIR in ${!PATHVARIABLE} ; do
    if [ "$DIR" != "$1" ] ; then
      NEWPATH=${NEWPATH:+$NEWPATH:}$DIR
    fi
  done
  export $PATHVARIABLE="$NEWPATH"
}

pathremove_contains() {
  local IFS=':'
  local NEWPATH
  local DIR
  local PATHVARIABLE=${2:-PATH}
  for DIR in ${!PATHVARIABLE}; do
    if ! contains "$DIR" "node_modules/.bin"; then
      NEWPATH=${NEWPATH:+$NEWPATH:}$DIR
    fi
  done
  export $PATHVARIABLE="$NEWPATH"
}

pathprepend () {
  pathremove $1 $2
  local PATHVARIABLE=${2:-PATH}
  export $PATHVARIABLE="$1${!PATHVARIABLE:+:${!PATHVARIABLE}}"
}

pathappend () {
  pathremove $1 $2
  local PATHVARIABLE=${2:-PATH}
  export $PATHVARIABLE="${!PATHVARIABLE:+${!PATHVARIABLE}:}$1"
}

export -f pathremove pathprepend pathappend


__hostname_color() {
  declare -a hostcolors

  hostcolors+=( "\[\033[1;31m\]" )
  hostcolors+=( "\[\033[1;32m\]" )
  hostcolors+=( "\[\033[1;33m\]" )
  hostcolors+=( "\[\033[1;34m\]" )
  hostcolors+=( "\[\033[1;35m\]" )
  hostcolors+=( "\[\033[1;36m\]" )

  md5=$(hostname | md5sum | cut -d' ' -f1)
  dec_md5=$((16#${md5}))
  abs_dec_md5=${dec_md5#-}
  color_num=$(($abs_dec_md5 % ${#hostcolors[@]} ))
  echo "${hostcolors[${color_num}]}"
}

isfunc() {
  nametype="$(type -t "$1")"
  [ "${nametype##* }" == "function" ]
  return $?
}