#!/usr/bin/env bash
# shellcheck disable=1117 disable=1004 disable=2034 disable=2154

#  Customize BASH PS1 prompt to show current GIT repository and branch.
#  by Mike Stewart - http://MediaDoneRight.com

#  SETUP CONSTANTS
#  Bunch-o-predefined colors.  Makes reading code easier than escape sequences.
#  I don't remember where I found this.  o_O

# 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"


# This PS1 snippet was adopted from code for MAC/BSD I saw from: http://allancraig.net/index.php?option=com_content&view=article&id=108:ps1-export-command-for-git&catid=45:general&Itemid=96
# I tweaked it to work on UBUNTU 11.04 & 11.10 plus made it mo' better

export PS1='$(if [ $? != 0 ]; then \
  echo "'$BIRed' (!!) '$Color_Off'"; \
fi)'$IBlack$Time12h$Color_Off' '$BYellow$PathShort/$Color_Off'\
$(git branch &>/dev/null;\
if [ $? -eq 0 ]; then \
  echo "$(\
    echo `git status` | grep "Modifications" > /dev/null 2>&1                                && echo "'$IRed'"$(__git_ps1 " {%s}")"'$Color_Off'"; \
    echo `git status` | grep -v "Changes" | grep -E "Votre branche est en avance sur" > /dev/null 2>&1       && echo "'$IBlue'"$(__git_ps1 " [^%s^]")"'$Color_Off'"; \
    echo `git status` | grep -v "Changes" | grep -E "Votre branche est en retard" > /dev/null 2>&1         && echo "'$IBlue'"$(__git_ps1 " [v%sv]")"'$Color_Off'"; \
    echo `git status` | grep -v "Modifications" | grep -E -v "Votre branche est en retard|Votre branche est en avance sur" > /dev/null 2>&1 && echo "'$Green'"$(__git_ps1 " (%s)")"'$Color_Off'"; \
  )" - $(echo "'$IBlack'"`git sha7`"'$Color_Off'"); \
fi)$(if [[ ${IN_NIX_SHELL:-} != "" ]]; then\
  echo "\n'$IBlack'~>'$Color_Off' '$BIPurple''$IN_NIX_SHELL''$Purple' nix-shell'$Color_Off' ('$BIBlue'$name'$Color_Off')'$Color_Off'" ;\
fi)$(if [[ ${GUIX_ENVIRONMENT:-} != "" ]]; then\
  echo "\n'$IBlack'~>'$Color_Off' '$Purple'guix environment'$Color_Off' ('$BIBlue'$GUIX_ENVIRONMENT'$Color_Off')'$Color_Off'" ;\
fi)$(echo "\n'$BIPurple'\$'$Color_Off' ";)'
