.bashrc

# ~/.bashrc: executed by bash(1) for non-login shells.
# see /usr/share/doc/bash/examples/startup-files (in the package bash-doc)
# for examples

# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
HISTCONTROL=ignoreboth

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=1000000
HISTFILESIZE=2000000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# If set, the pattern "**" used in a pathname expansion context will
# match all files and zero or more directories and subdirectories.
#shopt -s globstar

# make less more friendly for non-text input files, see lesspipe(1)
[ -x /usr/bin/lesspipe ] && eval "$(SHELL=/bin/sh lesspipe)"

# set variable identifying the chroot you work in (used in the prompt below)
if [ -z "${debian_chroot:-}" ] && [ -r /etc/debian_chroot ]; then
    debian_chroot=$(cat /etc/debian_chroot)
fi

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color|*-256color) color_prompt=yes;;
esac

# uncomment for a colored prompt, if the terminal has the capability; turned
# off by default to not distract the user: the focus in a terminal window
# should be on the output of commands, not on the prompt
force_color_prompt=yes

if [ -n "$force_color_prompt" ]; then
    if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
	# We have color support; assume it's compliant with Ecma-48
	# (ISO/IEC-6429). (Lack of such support is extremely rare, and such
	# a case would tend to support setf rather than setaf.)
	color_prompt=yes
    else
	color_prompt=
    fi
fi

if [ "$color_prompt" = yes ]; then
    PS1='${debian_chroot:+($debian_chroot)}\[\033[01;32m\]\u@\h\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '
else
    PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w\$ '
fi
unset color_prompt force_color_prompt

# If this is an xterm set the title to user@host:dir
case "$TERM" in
xterm*|rxvt*)
    PS1="\[\e]0;${debian_chroot:+($debian_chroot)}\u@\h: \w\a\]$PS1"
    ;;
*)
    ;;
esac

# enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    test -r ~/.dircolors && eval "$(dircolors -b ~/.dircolors)" || eval "$(dircolors -b)"
    alias ls='ls --color=auto'
    #alias dir='dir --color=auto'
    #alias vdir='vdir --color=auto'

    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

# colored GCC warnings and errors
#export GCC_COLORS='error=01;31:warning=01;35:note=01;36:caret=01;32:locus=01:quote=01'

# alias to show motd
alias motd="run-parts /etc/update-motd.d/"

#function  showMotd() {
#    for i in /etc/update-motd.d/*; do if [ "$i" != "/etc/update-motd.d/98-fsck-at-reboot" ]; then $i; fi; done
#}

# show motd
run-parts /etc/update-motd.d/


# Add an "alert" alias for long running commands. Use like so:
#   sleep 10; alert
alias alert='notify-send --urgency=low -i "$([ $? = 0 ] && echo terminal || echo error)" "$(history|tail -n1|sed -e '\''s/^\s*[0-9]\+\s*//;s/[;&|]\s*alert$//'\'')"'


## Alias definitions
if [ -f ~/.bash_aliases ]; then
    . ~/.bash_aliases
fi


###############################################################################
###                         Supplementary Git Setup                         ###
###############################################################################
## Ensure that ~/git-prompt.sh and ~/git-completion.bash exist
#if ! (test -f ~/git-prompt.sh); then
#    wget -q https://raw.githubusercontent.com/git/git/master/contrib/completion/git-prompt.sh -P ~/ -O ~/git-prompt.sh
#    rm ~/.wget-hsts # remove wget generated file
#fi
#if ! (test -f ~/git-completion.bash); then
#    wget -q https://raw.githubusercontent.com/git/git/master/contrib/completion/git-completion.bash -P ~/ -O ~/git-completion.bash
#    rm ~/.wget-hsts # remove wget generated file
#fi
# Always update git prompt and git completion files
#wget -q https://raw.githubusercontent.com/git/git/master/contrib/completion/git-completion.bash -P ~/ -O git-completion.bash
#wget -q https://raw.githubusercontent.com/git/git/master/contrib/completion/git-prompt.sh -P ~/ -O git-prompt.sh

## Load git prompt and git completion files
#. ~/git-completion.bash # load git-completion.bash (file from git source code)
#. ~/git-prompt.sh # load git-prompt.sh (file from git source code)
#export GIT_PS1_SHOWDIRTYSTATE=1
#export PS1='\w$(__git_ps1 " (%s)")\$ '

###############################################################################
###                 Enable programmable completion features                 ###
###############################################################################
# (you don't need to enable this, if it's already enabled in /etc/bash.bashrc 
# and /etc/profile sources /etc/bash.bashrc).
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi
###############################################################################


## Set XDG_RUNTIME_DIR
export XDG_RUNTIME_DIR="/tmp/runtime-mrouie"
export RUNLEVEL=3


###############################################################################
###          Setup (WSL2) Display Container Using XLaunch (VcXsrv)          ###
###############################################################################
function init_vcxsrv() {
        echo "Initializing display container..."
        cmd.exe /C %USERPROFILE%\\config.xlaunch && 
            echo "Display container initialized." ||
            echo "ERROR: Unable to initialize display container."
}
# Option 1:
#export DISPLAY="`grep nameserver /etc/resolv.conf | sed 's/nameserver //'`:0"

# Option 2:
#export DISPLAY=$(awk '/nameserver / {print $2; exit}' /etc/resolv.conf 2>/dev/null):0
#export LIBGL_ALWAYS_INDIRECT=1

# Option 3:
#export DISPLAY="`sed -n 's/nameserver //p' /etc/resolv.conf`:0"

#Option 4:
export DISPLAY=$(ip route|awk '/^default/{print $3}'):0.0

# Execute initialization of display container process if not already initialized
cmd.exe /C tasklist | grep -q "vcxsrv.exe" &&
    echo "Display container already initialized." || init_vcxsrv

## Aliases for initializing display container
alias displayinit='init_vcxsrv'
alias dispinit='init_vcxsrv'
alias initdisplay='init_vcxsrv'
alias initdisp='init_vcxsrv'

## Aliases for killing the display container
alias killdisplay='cmd.exe /C taskkill /f /im VcxSrv.exe'
alias killdisp='cmd.exe /C taskkill /f /im VcxSrv.exe'

## Alias for combining the killing of the display container and ending the VM
function quit() {
    if (($(wsl.exe -l --running | wc -l) <= 2)); then
        killdisp;
    else
        echo "Other WSL distros still open...";
        echo "Display server still running.";
    fi
    wsl.exe -t $WSL_DISTRO_NAME
}
alias q='quit'

###############################################################################


# END BASHRC #