dotfiles/bashrc

#
# ~/.bashrc
#

# ENVIRONMENT VARIABLES

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

# Some programs need those changes
export PATH="/usr/lib/ccache/bin/:$PATH"
if [ -d /data/data/com.termux/ ]; then
    export PATH="$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=+"%Y-%m-%d %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 --reflink=auto"
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 dmesg='dmesg --ctime'
alias ffmpeg='ffmpeg -hide_banner'
alias ffprobe='ffprobe -hide_banner'
alias ffplay='ffplay -hide_banner'

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

# Shortcuts for commonly used commands
alias ll="ls -l $LS_OPTIONS"
alias la="ls -la $LS_OPTIONS"
alias x='startx; logout'
alias nx='nvidia-xrun; logout'
alias s='sudo -s -E'
alias tracefiles="strace -f -t -e trace=file"
alias n='urxvtc &'

# Superseding commands with better ones if they are present
function _do_rank() { # executables... -- arguments...
    for ex in "$@"
    do
        [ "$ex" == "--" ] && break
        if which "$ex" &> /dev/null
        then
            for al in "$@"
            do
                shift
                [ "$al" == "--" ] && break
                alias "$al"="$ex"
            done
            "$ex" "$@"
            return $?
        fi
    done
    for ex in "$@"
    do
        [ "$al" == "--" ] && break
        if -z "$list"
        then
            list=$ex
        else
            list=$list, $ex
        fi
    done
    echo "Not installed: $list"
}

function _install_rank() { # executables...
    for ex in "$@"
    do
        list=$@
        alias "$ex"="_do_rank $list --"
    done
}

_install_rank nvim vim vi
_install_rank gopass pass
_install_rank wakeonlan wol
_install_rank neomutt mutt

# 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=ignorespace:erasedups
export HISTTIMEFORMAT="%y-%m-%d %H:%M:%S "

# 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="- "
export PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME}:${PWD}\007"'

# CUSTOM SCRIPTS

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

# UTILITIES

# Theme
[ -f ~/.local/bin/colorSchemeApply ] && source ~/.local/bin/colorSchemeApply
[ -f ~/.local/bin/colorSchemeApplyFzf ] && source ~/.local/bin/colorSchemeApplyFzf

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

# Fuzzy matching all the way
export FZF_DEFAULT_OPTS="${FZF_DEFAULT_OPTS} --height 100% --layout=default"
export FZF_CTRL_T_OPTS="--preview '[[ -d {} ]] && ls -l --color=always {} || [[ \$(file --mime {}) =~ binary ]] && echo {} is a binary file || (highlight -O ansi -l {} || coderay {} || rougify {} || cat {}) 2> /dev/null | head -500'"
export FZF_COMPLETION_OPTS="${FZF_CTRL_T_OPTS}"
[ -f /usr/share/fzf/completion.bash ] && source /usr/share/fzf/completion.bash
[ -f /usr/share/fzf/key-bindings.bash ] && source /usr/share/fzf/key-bindings.bash

# 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)