dotfiles/.bashrc

# ~/.bashrc: executed by bash(1) for non-login shells.

# 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.
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

# 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
    color_off="\[\033[0m\]"  # Text Reset

    # Regular Colors
    black="\[\033[0;30m\]"
    red="\[\033[0;31m\]"
    green="\[\033[0;32m\]"
    yellow="\[\033[0;33m\]"
    blue="\[\033[0;34m\]"
    purple="\[\033[0;35m\]"
    cyan="\[\033[0;36m\]"
    white="\[\033[0;37m\]"
#    bold_white='\[\033[0;1m\]'  # paths
#    info_blue='\[\033[1;34m\]'  # default formatting
#    info_red='\[\033[1;31m\]'  # root formatting
#    prompt_green='\[\033[;32m\]'  # chrome

    path_color=$blue
    chrome_color=$purple
    context_color=$cyan
    prompt_symbol=@  # 🚀💲
    prompt='\$'
    if [ "$EUID" -eq 0 ]; then # Change prompt colors for root user
      context_color=$red
      prompt_symbol=💀
    fi
    PROMPT_COMMAND='if [[ $? != 0 && $? != 130 ]];then echo -e "⚠️\a";else echo -e "\a";fi'
    PS1="$chrome_color┌──"'${debian_chroot:+('${path_color}'$debian_chroot'${chrome_color}')─}${VIRTUAL_ENV:+('${path_color}'$(realpath $VIRTUAL_ENV --relative-to $PWD --relative-base /home)'${chrome_color}')─}'"[${context_color}\u${chrome_color}${prompt_symbol}${context_color}\h${chrome_color}]─(${path_color}\w${chrome_color})\n${chrome_color}└${context_color}${prompt}${color_off} "
    PS2="$chrome_color└>$color_off "

    export VIRTUAL_ENV_DISABLE_PROMPT=1

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'

    alias ip='ip --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'

# some more ls aliases
alias ll='ls -alFh'
alias la='ls -A'
alias l='ls -CF'

# 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.
# You may want to put all your additions into a separate file like
# ~/.bash_aliases, instead of adding them here directly.
# See /usr/share/doc/bash-doc/examples in the bash-doc package.

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

# 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

# Customizations
if [ -f ~/.profile ] && [ -z "${SSH_CONNECTION}" ]; then
  . ~/.profile
fi

# Use tmux for local unelevated shells
if [ -z "${SUDO_USER}" ] && [ -z "${SSH_CONNECTION}" ] && [ -z "${TERM_PROGRAM}" ]; then
  tmux new -A -s local_tmux
fi

# Custom dircolors
[ -f ~/.dircolors ] && eval "$(dircolors ~/.dircolors)"

# Set nvim as the preferred editor if available
if [ $(which nvim) ]; then
  export EDITOR=nvim
fi

# Kubernetes
which kubectl 1> /dev/null && source <(kubectl completion bash)
which helm 1> /dev/null && source <(helm completion bash)

# Digital Ocean
which doctl 1> /dev/null && source <(doctl completion bash)

# Helpful Aliases
if [ -n "${SUDO_USER}" ]; then
  alias nano="nano --rcfile \"/home/${SUDO_USER}/.config/nano/nanorc\""
fi

# History customization
shopt -s histverify
PROMPT_COMMAND="${PROMPT_COMMAND};history -a"

# Apply local .bashrc to remote ssh session
ssh-custom() {
  remote_file=$(mktemp)
  if $(ssh "$@" "cat > ${remote_file}" < ~/.bashrc > /dev/null 2>&1); then
    # Successfully copied bashrc to the remote. Source it upon ssh
    ssh -t "$@" "bash --rcfile ${remote_file}; rm ${remote_file}"
  else
    # SSH Config specifies a RemoteCommand; connect normally
    ssh "$@"
  fi
}
alias sssh=ssh-custom