# ~/.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=1000
HISTFILESIZE=2000

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

# make less more friendly for non-text input files, see lesspipe(1)
if [ -x /usr/bin/lesspipe ]; then 
  export LESSOPEN="|lesspipe %s"
elif [ -x /usr/bin/lesspipe.sh ]; then 
  export LESSOPEN="|lesspipe %s"
fi

# 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


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


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

eval `dircolors ~/.dir_colors`

# 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

BLACK=$(tput setaf 0)
RED=$(tput setaf 1)
GREEN=$(tput setaf 2)
YELLOW=$(tput setaf 3)
BLUE=$(tput setaf 4)
MAGENTA=$(tput setaf 5)
CYAN=$(tput setaf 6)
GRAY=$(tput setaf 7)
BOLD=$(tput bold)
RESET=$(tput sgr0)

function __virtualenv_prompt() {
  if [ -n "$VIRTUAL_ENV" ]; then
    echo "(${VIRTUAL_ENV##*/}) "
  fi
}

# set up command prompt
function __prompt_command()
{
  # capture the exit status of the last command
  EXIT="$?"
  PS1=""

  # check if inside git repo
  local git_status="`git status -unormal 2>&1`"    
  if git rev-parse --git-dir > /dev/null 2>&1; then
    git_status=$(git status --porcelain)
    # parse the porcelain output of git status
    if [[ ! $git_status = *[![:space:]]* ]]; then
      local Color_On=$GREEN
    elif [[ $git_status =~ ^\?\? ]]; then
      local Color_On=$CYAN
    else
      local Color_On=$RED
    fi

    branch=$(git symbolic-ref -q HEAD)
    branch=${branch##refs/heads/}
    branch=${branch:-HEAD}

    # add the result to prompt
    PS1+="\n\[$Color_On\][$branch]\[$RESET\]\n"
  fi


  PS1+="$(__virtualenv_prompt)"

  if [ $EXIT -eq 0 ]; then PS1+="\[$GREEN\][\!]\[$RESET\] "; else PS1+="\[$RED\][\!]\[$RESET\] "; fi

  # if logged in via ssh shows the ip of the client
  if [ -n "$SSH_CLIENT" ]; then 
    IP=${SSH_CLIENT%% *}
    PS1+="\[$YELLOW\]("$IP")\[$RESET\]"; 
  fi

  # debian chroot stuff (take it or leave it)
  PS1+="${debian_chroot:+($debian_chroot)}"

  # basic information (user@host:path)
  PS1+="\[$RED$BOLD\]\u\[$RESET\]@\[$RED$BOLD\]\h\[$RESET\]:\[$BLUE\]\w\[$RESET\]\n"

  
  # prompt $ or # for root
  PS1+="\$ "
}
PROMPT_COMMAND=__prompt_command

if ! pgrep -x -u "${USER}" gpg-agent >/dev/null 2>&1; then
  gpg-connect-agent /bye >/dev/null 2>&1
fi

unset SSH_AGENT_PID
if [ "${gnupg_SSH_AUTH_SOCK_by:-0}" -ne $$ ]; then
    export SSH_AUTH_SOCK=${XDG_RUNTIME_DIR}/gnupg/S.gpg-agent.ssh
fi

export GPG_TTY=($tty)
gpg-connect-agent updatestartuptty /bye > /dev/null