.bashrc

#!/usr/bin/bash
# ^ shebang is for shellcheck

# If not running interactively, don't do anything
case $- in
    *i*) ;;
      *) return;;
esac

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

# append to the history file, don't overwrite it
shopt -s histappend

# for setting history length see HISTSIZE and HISTFILESIZE in bash(1)
HISTSIZE=2000
HISTFILESIZE=4000

# check the window size after each command and, if necessary,
# update the values of LINES and COLUMNS.
shopt -s checkwinsize

# set a fancy prompt (non-color, unless we know we "want" color)
case "$TERM" in
    xterm-color) color_prompt=yes;;
esac

# check color support
if [ -x /usr/bin/tput ] && tput setaf 1 >&/dev/null; then
    color_prompt=yes
else
    color_prompt=
fi

if [ "$color_prompt" = yes ]; then
    # select proper color (root / ssh / user)
    if [ "$(id -u)" == "0" ]; then
        user_host_color='\[\033[01;31m\]' # red
    elif [ -n "$SSH_CLIENT" ] || [ -n "$SSH_TTY" ]; then
        user_host_color='\[\033[01;33m\]' # yellow
    else
        user_host_color='\[\033[01;32m\]' # green
    fi
    path_color='\[\033[01;34m\]' # blue
    reset_color='\[\033[00m\]'
else
    user_host_color=
    path_color=
    reset_color=
fi
PS1=$user_host_color'\u@\h'$reset_color':'$path_color'\w'$reset_color'\$ '
unset color_prompt force_color_prompt
unset user_host_color path_color reset_color

# enable color support of ls and also add handy aliases
if [ -x /usr/bin/dircolors ]; then
    eval "$(dircolors -b)"
    alias ls='ls --color=auto'

    alias grep='grep --color=auto'
    alias fgrep='fgrep --color=auto'
    alias egrep='egrep --color=auto'
fi

# some more ls aliases
alias ll='ls -alF'
alias la='ls -A'
alias l='ls -CF'

alias sr='stack ghci'


# Optional things if not root
if [ "$(id -u)" != "0" ]; then
    # Enable FZF if necessary
    if command -v fzf > /dev/null; then
        FZF_FILES=(
            # SEE: pacman -Qlq fzf | grep bash
            /usr/share/fzf/completion.bash
            /usr/share/fzf/key-bindings.bash
        )
        for f in "${FZF_FILES[@]}"; do
            if [ -f "$f" ]; then
                source "$f"
            else
                echo "WARNING: $f is missing, please update .bashrc"
            fi
        done
        # Fine tuning: use fd when possible
        if command -v fd > /dev/null; then
            export FZF_DEFAULT_COMMAND='fd --type f'
        fi
    fi

    # favorite editor
    export EDITOR=nvim

    # ssh-askpass
    export SSH_ASKPASS=/usr/bin/ksshaskpass

    # Rust
    #export RUST_SRC_PATH="$(rustc --print sysroot)/lib/rustlib/src/rust/src/"
    export PATH=$PATH:"$HOME/.cargo/bin"

    # Go
    export GOBIN="$HOME/bin"
    export PATH=$PATH:"$GOBIN"

    # Java
    export JAVA_HOME=/usr/lib/jvm/default

    # bcc tools
    export PATH=/usr/share/bcc/tools:$PATH

    # local bin
    export PATH=$PATH:"$HOME/.local/bin"
fi

# Colored man output
man() {
    env                                             \
        LESS_TERMCAP_mb="$(printf "\e[1;31m")"      \
        LESS_TERMCAP_md="$(printf "\e[1;31m")"      \
        LESS_TERMCAP_me="$(printf "\e[0m")"         \
        LESS_TERMCAP_se="$(printf "\e[0m")"         \
        LESS_TERMCAP_so="$(printf "\e[1;44;33m")"   \
        LESS_TERMCAP_ue="$(printf "\e[0m")"         \
        LESS_TERMCAP_us="$(printf "\e[1;32m")"      \
            man "$@"
}

# Work items (not to be sync'ed)
WORK_BASHRC="$HOME/.config/work.bashrc"
if [ -f "$WORK_BASHRC" ]; then
    source "$WORK_BASHRC"
fi