#!/bin/bash
export ACP_BASHRC=1

if [ -f /etc/bashrc ]
then
	. /etc/bashrc
fi

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

if [ -f /usr/share/bash-completion/completions/quilt ]
then
	. /usr/share/bash-completion/completions/quilt
	complete -F _quilt_completion -o filenames dquilt
fi

_acp_add_path () {
	if ! [[ "$PATH" =~ "$1:" ]] && test -d "$1"
	then
		PATH="$1:$PATH"
	fi
	export PATH
}

for dir in "$HOME/bin" \
	   "$HOME/.cargo/bin" \
	   "$HOME/opt/centos-git-common" \
	   /usr/local/sbin \
	   /usr/local/bin
do
	_acp_add_path "$dir"
done

umask 0022

set -o emacs
set -o noclobber

# Locale and language.
## Clear the existing locale settings and set options I always want.
export TIME_STYLE=long-iso  # Used by GNU 'ls'.
if [ -f /etc/locale.conf ]
then
	. /etc/locale.conf
fi
if [ -f "$HOME/.config/locale.conf" ]
then
	. "$HOME/.config/locale.conf"
fi

# Other exports.
export ANSIBLE_NOCOWS=1
export EDITOR=vi
export HISTCONTROL=ignorespace:ignoredups
export PAPERSIZE=a4
export POWERSHELL_TELEMETRY_OPTOUT=1
export PYTHONWARNINGS=ignore::UserWarning

if test -x /usr/bin/tty
then
	export GPG_TTY=$(tty)
fi

shopt -s histappend
bind '"\e[1;5C": forward-word'
bind '"\e[1;5D": backward-word'
bind '"\e[A": history-search-backward'
bind '"\e[B": history-search-forward'
bind 'set bell-style none'
bind 'set completion-ignore-case on'

if test $(id -u) -eq 0
then
	export PS1="\[\033[01;35m\]┌─ \u @ \h ────\n└─ #\[\033[00m\] "
else
	export PS1="\[\033[01;35m\]┌─ \u @ \h ────\n└─ $\[\033[00m\] "
	alias dnf="dnf --cacheonly --nogpgcheck"
fi

alias 7zencrypt="7z a -t7z -p -mhe"
alias alu="apt list --upgradable"
alias asdo="apt source --download-only"
alias aurmake="makepkg -irs"
alias btrdf="sudo btrfs filesystem usage"
alias df="df -x squashfs"
alias dquilt="quilt --quiltrc=\"${HOME}/.quiltrc-dpkg\""
alias ec="emacsclient -c"
alias en="emacsclient -nw"
alias f=fossil
alias ip="ip -c"
alias ll="ls -l --color=auto"
alias ls="ls -F --color=auto"
alias now="date +%Y%m%dT%H%M%S%z"
alias nowu="date -u +%Y%m%dT%H%M%SZ"
alias pacup="sudo pacman -Syu --needed"
alias streamenc="openssl aes-256-cbc -pbkdf2 -in - -out - -e"
alias streamdec="openssl aes-256-cbc -pbkdf2 -in - -out - -d"
alias ta="$HOME/opt/textadept/textadept"
alias wgr=wordgrinder
alias ytmp3="youtube-dl -q -x --audio-format=mp3"
alias zlu="zypper list-updates"

# Alias vi to vim if it is installed.
if [ -x /usr/bin/vim ]
then
	alias vi=vim
fi

# Set up GOPATH.
export GOPATH="$HOME/data/go"
if [ -x "$HOME/opt/go/bin/go" ] || [ -x /usr/bin/go ] || [ -x /usr/local/bin/go ]
then
	if [ ! -d "$GOPATH" ]
	then
		mkdir -p "$GOPATH/bin"
		mkdir -p "$GOPATH/pkg"
		mkdir -p "$GOPATH/src"
	fi
	if [ -x "$HOME/opt/go/bin/go" ]
	then
		export GOROOT="$HOME/opt/go"
		_acp_add_path "$GOROOT/bin"
	fi
fi

# Useful aliases for Podman and Docker
alias prun="podman run --rm -it"
alias drun="sudo docker run --rm -it"

# Desktop files (used by desktop environments within both X11 and Wayland) are
# looked for in XDG_DATA_DIRS; make sure it includes the relevant directory for
# snappy applications' desktop files.
_snap_xdg_path=/var/lib/snapd/desktop
if [ -n "${XDG_DATA_DIRS##*${_snap_xdg_path}}" ] && [ -n "${XDG_DATA_DIRS##*${_snap_xdg_path}:*}" ]
then
	export XDG_DATA_DIRS="${XDG_DATA_DIRS}:${_snap_xdg_path}"
fi
unset _snap_xdg_path

mkcd () {
	if [ $# -ne 1 ]
	then
		echo "mkcd: incorrect arguments (one directory required)." >&2
		return 1
	else
		mkdir -p "$1"
		cd "$1"
	fi
}

termtitle () {
	echo -en "\033]0;$1\007"
}

linapm () {
	cat /sys/class/power_supply/BAT0/{status,capacity}
}

xa () {
	out=$(xrandr --listactivemonitors | awk 'NR!=1{print " "$NF" "}')
	for monitor in "$out"
	do
		m=$(echo "$monitor" | sed 's/ //g')
		xrandr --output "$m" --auto
	done
}

emacsro () {
	emacs "$1" -f view-mode
}

tm () {
	if tmux list-session 2>/dev/null 1>/dev/null
	then
		tmux -2 attach-session
	else
		tmux -2 new-session
	fi
}

if [ -x /usr/bin/yum ] && [ ! -x /usr/bin/dnf ]
then
	alias dnf=yum
fi

case "$-" in
*i*)
	# Shell is interactive
	printf "\033[7m"; uname -sr; printf "\033[0m"
	if [ -r /etc/os-release ]
	then
		echo "    $(. /etc/os-release; echo $NAME $VERSION)"
	fi
	;;
*)
	;;
esac

if [ -S "$SSH_AUTH_SOCK" ] \
	&& [ -r "$HOME/.ssh/id_ed25519" ] \
	&& [ -r "$HOME/.ssh/id_ed25519.pub" ] \
	&& [ $(ssh-add -l | grep "$(ssh-keygen -l -f "$HOME/.ssh/id_ed25519.pub")" | wc -l) = 0 ]
then
	ssh-add "$HOME/.ssh/id_ed25519"
fi

if [ -r "$HOME/.bashrc.local" ]
then
	. "$HOME/.bashrc.local"
fi