PS1 Themes

..ps1rc

### NOTE
Remove the first `.` from this file's name. Two `..` are necessary to name this gist correctly.
###

#                                                                                                                                                                                          [44/48]
# PS1Themes - v0.1.0
# Author: Raphael Beer <raphael.beer@protonmail.com>
# Dependencies:
#   - bash
#   - tput
#   - arrowline (https://github.com/tryone144/arrowline/)
#

function _set_arrowline_ps1() {
  export PS1="$( arrowline ${?} 2> /dev/null || echo -e '\e[0marrowline failed! [\u@\h \W]' )\n\\$ "
}

function _set_dottedhook_ps1() {

  local EXIT_CODE=$?

  local RESET='\[$(tput sgr0)\]';

  # color dividers by exit code
  local EXIT_COLOR=''
  #  - dark red on errors
  if [ $EXIT_CODE -ne 0 ]; then
    EXIT_COLOR='\[\033[38;5;1m\]'
  fi
  # - dark yellow on C-c termination
  if [ $EXIT_CODE -eq 130 ]; then
    EXIT_COLOR='\[\033[38;5;3m\]'
  fi

  local DIVIDER="$EXIT_COLOR┄┄┄$RESET"
  local DIVIDER_SINGLE="$EXIT_COLOR┄$RESET"

  # git branch name (dirty tree status by text color)
  local GIT_BRANCH=`git branch 2> /dev/null | grep -e ^* | cut -f2 -d" "`
  local GIT_DIRTY=`git status --ignore-submodules --porcelain 2>/dev/null`
  local GIT_COLOR=''

  local GIT_TRACKS=''

  if [[ "$GIT_DIRTY" = "" ]]; then
    GIT_COLOR='\[\033[38;5;2m\]'    # green
  else
    GIT_COLOR='\[\033[38;5;214m\]'  # orange
    local GIT_TRACKS_COLORS_ADDED='\[\033[38;5;154m\]' # light green
    local GIT_TRACKS_COLORS_MODIFIED='\[\033[38;5;226m\]' # yellow
    local GIT_TRACKS_COLORS_DELETED='\[\033[38;5;196m\]' # red
    local GIT_TRACKS_COLORS_UNTRACKED='\[\033[38;5;145m\]' # grey
    local GIT_TRACKS_ADDED=`echo "$GIT_DIRTY" | grep -c -e '^ *A'`
    local GIT_TRACKS_TAGS_ADDED=`[[ $GIT_TRACKS_ADDED -gt 0 ]] && echo "$DIVIDER_SINGLE$GIT_TRACKS_COLORS_ADDED$GIT_TRACKS_ADDED$RESET"`
    local GIT_TRACKS_MODIFIED=`echo "$GIT_DIRTY" | grep -c -e '^ *[MRC]'`
    local GIT_TRACKS_TAGS_MODIFIED=`[[ $GIT_TRACKS_MODIFIED -gt 0 ]] && echo "$DIVIDER_SINGLE$GIT_TRACKS_COLORS_MODIFIED$GIT_TRACKS_MODIFIED$RESET"`

    local GIT_TRACKS_DELETED=`echo "$GIT_DIRTY" | grep -c -e '^ *D'`
    local GIT_TRACKS_TAGS_DELETED=`[[ $GIT_TRACKS_DELETED -gt 0 ]] && echo "$DIVIDER_SINGLE$GIT_TRACKS_COLORS_DELETED$GIT_TRACKS_DELETED$RESET"`

    local GIT_TRACKS_UNTRACKED=`echo "$GIT_DIRTY" | grep -c -e '^??'`
    local GIT_TRACKS_TAGS_UNTRACKED=`[[ $GIT_TRACKS_UNTRACKED -gt "0" ]] && echo "$DIVIDER_SINGLE$GIT_TRACKS_COLORS_UNTRACKED$GIT_TRACKS_UNTRACKED$RESET"`

    GIT_TRACKS="$GIT_TRACKS_TAGS_ADDED$GIT_TRACKS_TAGS_MODIFIED$GIT_TRACKS_TAGS_DELETED$GIT_TRACKS_TAGS_UNTRACKED"
  fi

  # cyan colored pwd
  # add /, except in root dir
  local PWD="\[\033[38;5;6m\]\w"
  [[ $(pwd) == "/" ]] && PWD="$PWD" || PWD="$PWD/"
  # show git status in git repos, only
  local GIT_STATUS=`[[ "$GIT_BRANCH" != "" ]] && echo " $DIVIDER $GIT_COLOR$GIT_BRANCH$RESET"`
  # prompt prefix decoration
  local PROMPT_PREFIX="$EXIT_COLOR╰$RESET \[$(tput bold)\]\\$ $RESET"

  # assemble
  PS1="$EXIT_COLOR┌─┄$RESET $PWD$RESET$GIT_STATUS$GIT_TRACKS\n$PROMPT_PREFIX"
}

function set_prompt_command() {
  case "$1" in
    arrowline)
      export PROMPT_COMMAND=_set_arrowline_ps1
      ;;
    dotted-hook)
      export PROMPT_COMMAND=_set_dottedhook_ps1
      ;;
    *)
      PS1='${debian_chroot:+($debian_chroot)}\u@\h:\w/$ '
      ;;
  esac
}

# set PS1 theme (defined in ~/.bashrc)
set_prompt_command $PS1_THEME
alias ps1t='set_prompt_command $1'

.bashrc

# enable 256 colors
export TERM=xterm-256color

if [ -f ~/.ps1rc ]; then
  # set PS1 theme (dotted-hook, arrowline)
  export PS1_THEME="dotted-hook"
  . ~/.ps1rc
fi

https://gist.github.com/rbeer/be10bb8b349a4be8e90082b17fce8af8#file-ps1rc-L7

• export PS1="$( arrowline ${?} 2> /dev/null || echo -e '\e[0marrowline failed! [\u@\h \W]' )\n\\$ "

• export PS1="$( arrowline ${?} 2> /dev/null || echo -e '\e[0marrowline failed! [\u@\h \W] $') " )

dotted-hook font dependency: Source Code Pro (Medium)
Needed to display the dotted lines and hook correctly. :)