dot_testing/.config/bash/bashrc

#!/bin/bash

# if not interactive, don't do anything
[ -z "$PS1" ] && return

# some housekeeping
alias ls="ls --color=auto --group-directories-first"

function cd() {
	builtin cd "$@" && ls --color=auto --group-directories-first
}

# history
HISTCONTROL=ignorespace:ignoredups:erasedups
HISTFILESIZE=9999999999
HISTSIZE=9999999999

# bash specific settings
set -o vi # vim mode
shopt -s autocd
shopt -s cmdhist
shopt -s histreedit
shopt -s histappend
shopt -s histverify

PS1="\w\$ "

if [ -n "$IN_NIX_SHELL" ]; then
	NIX_SHELL_PS1="nix:"
fi

if [ "$USER" = "root" ]; then
	USER_PREFIX="\[\033[41m\]root:\[\033[0;0m\]"
elif [ "$USER" == "ryan" ] && [ "$HOSTNAME" = "netbox" ]; then
	USER_PREFIX=""
elif [ "$USER" != "usr" ]; then
	USER_PREFIX="$USER:"
fi

# hostname shenanigans
case "$HOSTNAME" in
	"aristotle")
		PS1="$USER_PREFIX\[\033[36;1m\]${NIX_SHELL_PS1}arist:$PS1\[\033[0;0m\]"
		;;
	"copernicus")
		PS1="$USER_PREFIX\[\033[97;1m\]${NIX_SHELL_PS1}coper:$PS1\[\033[0;0m\]"
		;;
	"mlg")
		PS1="$USER_PREFIX\[\033[94;1m\]${NIX_SHELL_PS1}mlg:$PS1\[\033[0;0m\]"
		;;
	"netbox")
		PS1="$USER_PREFIX\[\033[95;1m\]${NIX_SHELL_PS1}net:$PS1\[\033[0;0m\]"
		;;
	*)
		PS1="$USER_PREFIX\[\033[96;1m\]${NIX_SHELL_PS1}unk:$PS1\[\033[0;0m\]"
		;;
esac