.bashrc

# ==============================================================
#
# $HOME/.bashrc FILE
# By brainf+ck
#
# Last modified: 2022/05/17
# ==============================================================

# ==============================================================
# General
# ==============================================================

# If not running interactively, don't do anything
[[ $- != *i* ]] && return

# ==============================================================
# History settings
# ==============================================================

# don't put duplicate lines or lines starting with space in the history.
# See bash(1) for more options
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

# ==============================================================
# Autocompletion
# ==============================================================

# cycle through all matches with 'TAB' key
#bind 'set show-all-if-ambiguous on'
bind 'TAB:menu-complete'

shopt -s extglob    # necessary for programmable completion
shopt -s autocd     # cd when entering just a path in the shell

# ==============================================================
# Colors
# ==============================================================

# set tput colors
export red="$(tput setaf 1)"
export green="$(tput setaf 2)"
export yellow="$(tput setaf 3)"
export blue="$(tput setaf 4)"
export magenta="$(tput setaf 5)"
export cyan="$(tput setaf 6)"
export white="$(tput setaf 7)"
export b="$(tput bold)"
export reset="$(tput sgr0)"

# enable color support of ls, grep and ip, 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 grep='grep --color=auto'
    alias diff='diff --color=auto'
    alias ip='ip -color'
fi

# set color for current user, red for root user
if [[ "$EUID" -eq 0 ]]; then
    prompt_color="${red}"
else
    prompt_color="${white}"
fi

# set information color (i.e. pwd, etc.)
info_color="${blue}"

# ==============================================================
# Prompt
# ==============================================================

# Default prompt
#PS1='[\u@\h \W]\$ '

PS1='┌──(\[${b}${prompt_color}\]\u\[${reset}\])──[\[${b}${info_color}\]\w\[${reset}\]]
└─\[${b}${prompt_color}\]λ\[${reset}\] '

# ==============================================================
# Aliases and Functions
#
# You may want to put all your aliases 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 you want to make this file smaller, the functions can
# be converted into scripts and removed from here (i.e. ~/bin
# folder).
# ==============================================================

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

# Function extract for common archive formats
extract() {
    if [[ -z "$1" ]]; then
        # display usage if no parameters given
        echo "Usage: extract <archive file>"
        return 1
    else
        for n in "$@"; do
            if [[ -f "$n" ]]; then
                case "${n%,}" in
                    *.tar.bz2|*.tar.gz|*.tar.xz|*.tbz2|*.tgz|*.txz|*.tar)
                                tar xvf "$n"       ;;
                    *.lzma)     unlzma ./"$n"      ;;
                    *.bz2)      bunzip2 ./"$n"     ;;
                    *.rar)      unrar x -ad ./"$n" ;;
                    *.gz)       gunzip ./"$n"      ;;
                    *.zip)      unzip ./"$n"       ;;
                    *.z)        uncompress ./"$n"  ;;
                    *.7z|*.arj|*.cab|*.chm|*.deb|*.dmg|*.iso|*.lzh|*.msi|*.rpm|*.udf|*.wim|*.xar)
                                7zz x ./"$n"       ;;
                    *.xz)       unxz ./"$n"        ;;
                    *.exe)      cabextract ./"$n"  ;;
                    *)
                echo "extract: '$n' - unknown archive format"
                return 1
                esac
            else
                echo "'$n' - file does not exist"
                return 1
            fi
        done
    fi
}

# Mount device with udisksctl
mountdev() {
    if [[ -z "$1" ]]; then
        echo "mountdev: No argument supplied"
        echo "Usage: mountdev <sdxX>"
        echo "Example: mountdev sdc1"
        return 1
    else
        udisksctl mount -b "/dev/$1"
    fi
}

# Unmount device with udisksctl
unmountdev() {
    if [[ -z "$1" ]]; then
        echo "unmountdev: No argument supplied"
        echo "Usage: unmountdev <sdxX>"
        echo "Example: unmountdev sdc1"
        return 1
    else
        udisksctl unmount -b "/dev/$1"
    fi
}

# Poweroff device with udisksctl
poweroff_dev() {
    if [[ -z "$1" ]]; then
        echo "poweroff_dev: No argument supplied"
        echo "Usage: poweroff_dev <sdxX>"
        echo "Example: poweroff_dev sdc1"
        return 1
    else
        udisksctl power-off -b "/dev/$1"
    fi
}

# Update git packages
gitupdate() {
    if [[ -z "$1" ]]; then
        echo "gitupdate: Argument required"
        echo "Usage: gitupdate <directory path>"
        return 1
    else
        local cwd="$1"
        if [[ -d "${cwd}" ]]; then
            echo "[i] Updating git packages, it may take some time..."
            cd "${cwd}"
            for i in $(find . -maxdepth 3 -type d -name ".git" | cut -c 3-); do
                echo ""
                echo "$i" | sed -e 's/.git//g'
                cd "$i"
                cd ..
                git pull #--rebase=false
                cd "${cwd}"
            done
            cd "${HOME}"
        else
            echo "[Error] there are no git repositories here :("
            return 1
        fi
    fi
}