#!/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

_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'.

_acp_set_locale () {
    local _acp_locale_selected=0
    local _acp_entered_locale=
    while [ $_acp_locale_selected -eq 0 ]
    do
        echo "Enter a locale, 'list', or leave blank to skip."
        echo -n "[skip] "
        read _acp_entered_locale
        case "$_acp_entered_locale" in
        list)
            locale -a
            ;;
        *)
            if [ $(locale -a | grep "${_acp_entered_locale}" | wc -l) -eq 0 ]
            then
                echo "Invalid locale entered."
                continue
            fi
            if [ -z "$_acp_entered_locale" ]
            then
                LANG=C.utf8
            else
                LANG="$_acp_entered_locale"
            fi
            _acp_locale_selected=1
            ;;
        esac
        LC_COLLATE="$LANG"          # Alphabetic sorting.
        LC_CTYPE="$LANG"            # Interpretation of byte sequences.
        LC_IDENTIFICATION="$LANG"   # Locale metadata (GNU).
        LC_MEASUREMENT="$LANG"      # Units of measure -- metric/imperial (GNU).
        LC_MESSAGES="$LANG"         # Language that messages are displayed in.
        LC_NAME="$LANG"             # Salutations and titles (GNU).
        LC_NUMERIC="$LANG"          # Formatting for non-monetary numbers.
        LC_TIME="$LANG"             # Time format.
        LC_ADDRESS="$LANG"          # Postal address (GNU).
        LC_MONETARY="$LANG"         # Currency display.
        LC_PAPER="$LANG"            # Standard paper size -- A4 or Letter (GNU).
        LC_TELEPHONE="$LANG"        # Formats for telephone services (GNU).
        if [ ! -z "$_acp_entered_locale" ]
        then
            rm -f "$HOME/.config/locale.conf"
            locale > "$HOME/.config/locale.conf"
        fi
    done
}

if [ -r "$HOME/.config/locale.conf" ]
then
    . "$HOME/.config/locale.conf"
else
    _acp_set_locale
fi

export LANG
export LC_COLLATE
export LC_CTYPE
export LC_IDENTIFICATION
export LC_MEASUREMENT
export LC_MESSAGES
export LC_NAME
export LC_NUMERIC
export LC_TIME
export LC_ADDRESS
export LC_MONETARY
export LC_PAPER
export LC_TELEPHONE

# 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="\[\033[01;32m\]╭─ \u @ \h ────\n╰─ #\[\033[00m\] "
else
    export PS1="\[\033[01;32m\]╭─ \u @ \h ────\n╰─ $\[\033[00m\] "
    alias dnf="dnf -C"
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 cal="ncal -w"
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"

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

# 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