#  ____ _____
# |  _ \_   _|  Derek Taylor (DistroTube)
# | | | || |    http://www.youtube.com/c/DistroTube
# | |_| || |    http://www.gitlab.com/dwt1/
# |____/ |_|
#
# My bash config. Not much to see here.  Some pretty standard stuff.

EDITOR="emacsclient -c"
export TERM="st-256color"

[[ $- != *i* ]] && return

colors() {
	local fgc bgc vals seq0

	printf "Color escapes are %s\n" '\e[${value};...;${value}m'
	printf "Values 30..37 are \e[33mforeground colors\e[m\n"
	printf "Values 40..47 are \e[43mbackground colors\e[m\n"
	printf "Value  1 gives a  \e[1mbold-faced look\e[m\n\n"

	# foreground colors
	for fgc in {30..37}; do
		# background colors
		for bgc in {40..47}; do
			fgc=${fgc#37} # white
			bgc=${bgc#40} # black

			vals="${fgc:+$fgc;}${bgc}"
			vals=${vals%%;}

			seq0="${vals:+\e[${vals}m}"
			printf "  %-9s" "${seq0:-(default)}"
			printf " ${seq0}TEXT\e[m"
			printf " \e[${vals:+${vals+$vals;}}1mBOLD\e[m"
		done
		echo; echo
	done
}

[ -r /usr/share/bash-completion/bash_completion ] && . /usr/share/bash-completion/bash_completion

# Change the window title of X terminals
case ${TERM} in
	xterm*|rxvt*|Eterm*|aterm|kterm|gnome*|st|interix|konsole*)
		PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME%%.*}:${PWD/#$HOME/\~}\007"'
		;;
	screen*)
		PROMPT_COMMAND='echo -ne "\033_${USER}@${HOSTNAME%%.*}:${PWD/#$HOME/\~}\033\\"'
		;;
esac

use_color=true

# Set colorful PS1 only on colorful terminals.
# dircolors --print-database uses its own built-in database
# instead of using /etc/DIR_COLORS.  Try to use the external file
# first to take advantage of user additions.  Use internal bash
# globbing instead of external grep binary.
safe_term=${TERM//[^[:alnum:]]/?}   # sanitize TERM
match_lhs=""
[[ -f ~/.dir_colors   ]] && match_lhs="${match_lhs}$(<~/.dir_colors)"
[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</etc/DIR_COLORS)"
[[ -z ${match_lhs}    ]] \
	&& type -P dircolors >/dev/null \
	&& match_lhs=$(dircolors --print-database)
[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true

if ${use_color} ; then
	# Enable colors for ls, etc.  Prefer ~/.dir_colors #64489
	if type -P dircolors >/dev/null ; then
		if [[ -f ~/.dir_colors ]] ; then
			eval $(dircolors -b ~/.dir_colors)
		elif [[ -f /etc/DIR_COLORS ]] ; then
			eval $(dircolors -b /etc/DIR_COLORS)
		fi
	fi

	if [[ ${EUID} == 0 ]] ; then
		PS1='\[\033[01;31m\][\h\[\033[01;36m\] \W\[\033[01;31m\]]\$\[\033[00m\] '
	else
		PS1='\[\033[01;32m\][\u@\h\[\033[01;37m\] \W\[\033[01;32m\]]\$\[\033[00m\] '
	fi

	alias ls='ls -lah' \
		grep='grep --colour=auto' \
		egrep='egrep --colour=auto' \
		fgrep='fgrep --colour=auto'
else
	if [[ ${EUID} == 0 ]] ; then
		# show root@ when we don't have colors
		PS1='\u@\h \W \$ '
	else
		PS1='\u@\h \w \$ '
	fi
fi

unset use_color safe_term match_lhs sh

xhost +local:root > /dev/null 2>&1

complete -cf sudo

# Bash won't get SIGWINCH if another process is in the foreground.
# Enable checkwinsize so that bash will check the terminal size when
# it regains control.  #65623
# http://cnswww.cns.cwru.edu/~chet/bash/FAQ (E11)
shopt -s checkwinsize

shopt -s expand_aliases

# export QT_SELECT=4

# Enable history appending instead of overwriting.  #139609
shopt -s histappend

### ARCHIVE EXTRACTION ###
# usage: ex <file>
ex ()
{
  if [ -f $1 ] ; then
    case $1 in
      *.tar.bz2|*.tbz2) tar xjf $1   ;;
      *.tar.gz|*.tgz)   tar xzf $1   ;;
      *.bz2)            bunzip2 $1   ;;
      *.rar)            unrar x $1     ;;
      *.gz)             gunzip $1    ;;
      *.tar)            tar xf $1    ;;
      *.zip)            unzip $1     ;;
      *.Z)              uncompress $1;;
      *.7z)             7z x $1      ;;
      *)                echo "'$1' cannot be extracted via ex()" ;;
    esac
  else
    echo "'$1' is not a valid file"
  fi
}

### ALIASES ###
# navigation
alias	..='cd ..' \
		...='cd ../..'

# Changing "ls" to "exa"
alias ls='exa -al --color=always --group-directories-first' # my preferred listing
alias la='exa -a --color=always --group-directories-first'  # all files and dirs
alias ll='exa -l --color=always --group-directories-first'  # long format
alias lt='exa -aT --color=always --group-directories-first' # tree listing

# adding flags
alias cp="cp -i"                          # confirm before overwriting something
alias df='df -h'                          # human-readable sizes
alias free='free -m'                      # show sizes in MB
alias lynx='lynx -cfg=~/.lynx/lynx.cfg -lss=~/.lynx/lynx.lss -vikeys'

# the terminal rickroll
alias rr='curl -s -L https://raw.githubusercontent.com/keroserene/rickrollrc/master/roll.sh | bash'

# bare git repo alias for dotfiles
alias config="/usr/bin/git --git-dir=$HOME/dotfiles --work-tree=$HOME"

# termbin
alias tb="nc termbin.com 9999"

### ENABLE VI MODE ###
#set -o vi

### SET VIM AS MANPAGER ###
export MANPAGER="/bin/sh -c \"col -b | vim --not-a-term -c 'set ft=man ts=8 nomod nolist noma' -\""

### BASH POWERLINE ###
source ~/.bash-powerline.sh