dotfiles/bashrc

#
# ~/.bashrc
#

# ENVIRONMENT VARIABLES

# Favourite commands
export PAGER=less
export EDITOR=vim
export VISUAL=vim
export BROWSER=qutebrowser

# Some programs need those changes
export PATH="/usr/lib/ccache/bin/:$PATH"
GEM_HOME=$(ruby -e 'puts Gem.user_dir' 2> /dev/null)
if [ $? -eq 0 ]; then
    GEM_PATH=$GEM_HOME
    export PATH="$PATH:$GEM_HOME/bin"
fi
if [ -d /data/data/com.termux/ ]; then
    export PATH="$HOME/.termux/scripts:$HOME/.termux/bin:$PATH"
fi
#export PATH="$(echo "$PATH" | sed 's|:|\n|g' | sort | uniq | tr '\n' ':' | sed 's|:$||')"
export JAVA_FONTS=/usr/share/fonts/TTF
export ANDROID_HOME=/opt/android-sdk
export GOPATH=$HOME/.go
export PATH=$GOPATH/bin:$PATH
export XDG_CONFIG_HOME=$HOME/.config
export ARDUINO=/usr/share/arduino
export ARDUINO_DIR=$ARDUINO
export ARDMK_VENDOR=archlinux-arduino
export PYTHONSTARTUP=$HOME/.config/pythonstartup.py

# ALIASES

# Completion for existing commands
export LS_OPTIONS='--group-directories-first --time-style=+"%d/%m/%Y %H:%M:%S" --color=auto --file-type --human-readable'
alias ls="ls $LS_OPTIONS"
alias grep='grep --color=tty -d skip'
alias mkdir='mkdir -v'
alias cp="cp -i"
alias mv="mv -iv"
alias dd='dd status=progress'
alias rm='rm -Iv --one-file-system'
alias free='free -m'
alias df='df -h'
alias pacman='pacman --color auto'
alias dmesg='dmesg --ctime'

# Frequent mistakes
alias sl=ls
alias al=la
alias mdkir=mkdir
alias systemclt=systemctl

# Shortcuts for commonly used commands
alias ll="ls -l $LS_OPTIONS"
alias la="ls -la $LS_OPTIONS"
alias x='startx; logout'
alias s='sudo -s -E'
alias po='eval $(proxy off)'
alias nw="sudo systemctl restart NetworkManager"
alias mc="machines"
alias tracefiles="strace -f -t -e trace=file"

# Superseding commands with better ones if they are present
if which vim &> /dev/null; then
    alias vi='vim'
fi
if which gopass &> /dev/null; then
    alias pass='gopass'
fi
if which wakeonlan &> /dev/null; then
    alias wol='wakeonlan'
fi

# SHELL CUSTOMIZATION

complete -cf sudo

shopt -s cdspell
shopt -s checkwinsize
shopt -s cmdhist
shopt -s dotglob
shopt -s expand_aliases
shopt -s extglob
shopt -s histappend
shopt -s hostcomplete

export HISTSIZE=100000
export HISTFILESIZE=${HISTSIZE}
export HISTCONTROL=ignoreboth

# PROMPT CUSTOMIZATION

if [[ $USER == 'root' ]]; then
    col=31;
elif [[ $USER == 'geoffrey' || $USER == 'gbontoux' || $USER == 'gpreud' ]]; then
    col=32;
else
    col=33;
fi
export PS1="\[\e]2;\u@\h \w\a\]\[\e[0;37m\][\[\e[0;${col}m\]\u\[\e[0;37m\]@\[\e[0;34m\]\h \[\e[0;36m\]\W\[\e[0;37m\]]\$\[\e[0m\] "
export PS2="> "
export PS3="+ "
export PS4="- "

# CUSTOM SCRIPTS

export PATH="$HOME/.bin/:$HOME/.scripts/:$PATH"
[ -f ~/.gscripts/gprofile ] && source ~/.gscripts/gprofile

# UTILITIES

# Bash completion
[ -f /etc/bash_completion ] && . /etc/bash_completion

# Bad day mood-saver
function fuck {
    if which thefuck &> /dev/null
    then
        eval $(thefuck --alias)
        fuck $@
    else
        echo "thefuck is not installed on this system."
    fi
}
alias FUCK='fuck'

# Node Version Manager
function nvm {
    export NVM_DIR="$HOME/.nvm"
    if [ -s "$NVM_DIR/nvm.sh" ]
    then
        . "$NVM_DIR/nvm.sh"
        [ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"
        nvm $@
    else
        echo "NVM is not installed on this system."
    fi
}

# Command not found handlers
[ -r /usr/share/doc/pkgfile/command-not-found.bash ] && . /usr/share/doc/pkgfile/command-not-found.bash # Arch
[ -r /etc/profile.d/cnf.sh ] && . /etc/profile.d/cnf.sh # Arch (alternative, for Manjaro mostly)