#!/usr/bin/env bash

# If not running interactively, don't do anything
[ -z "$PS1" ] && return

# Default editor is vim
export EDITOR=/usr/bin/vim

#PS1='\d \t\n\[\033[01;32m\]\u@\h\[\033[01;34m\] \w \n\$\[\033[00m\] '

# Use different PS1 when in a screen
if [ -z "$STY" ]; then
    PS1='\e[1A\e[s\e[H\e[37;44;1m\e[K \u@\h: \e[33;44;1m\w \e[199C\e[8D\e[37;44;1m [\A] \e[0m\e[u\n$ '
else
    PS1='$ '
fi

## Shell varibles
export BROWSER='firefox'
export PAGER=less
export EDITOR=vim
export PATH=$PATH:$HOME/bin:/usr/local/bin
export LESS='-RX'
export wpsetters=feh
export HISTSIZE=5000
export HISTFILESIZE=1000
# don't put duplicate lines in the history. See bash(1) for more options
export HISTCONTROL=ignoredups
export HISTIGNORE="&:ls:ll:la:l.:pwd:exit:clear"

## shopt options
shopt -s cdspell        # This will correct minor spelling errors in a cd command.
shopt -s histappend     # Append to history rather than overwrite
shopt -s checkwinsize   # Check window after each command
# files beginning with . to be returned in the results of path-name expansion.
shopt -s dotglob        

## set options
set -o noclobber        # prevent overwriting files with cat
set -o ignoreeof        # stops ctrl+d from logging me out
set -o vi               # use vim key bindings

# enable color support of ls
if [ "$TERM" != "dumb" ]; then
    if [[ -f ~/.dir_colors ]]; then
            eval `dircolors -b ~/.dir_colors`
    else
            eval `dircolors -b /etc/DIR_COLORS`
    fi
    alias ls='ls --color=auto'
    alias grep='grep --color=auto'
fi

# enable programmable completion features 
if [ -f /etc/bash_completion ] && [ -z "$BASH_COMPLETION" ]; then
    . /etc/bash_completion
fi  

### Aliases ###

## file modification ##
alias rm='rm -i'
alias cp='cp -i'
alias mv='mv -i'

## file listing ##
alias ll='ls -l'
alias la='ls -A'
alias l='ls -CF'

## movement ##
alias back='cd $OLDPWD'
alias cd..='cd ..'
alias df='df -h'
alias du='du -h -c'
alias mkdir='mkdir -p -v'
alias ..='cd ..'

## utility ##
alias recent="ls -lAt | head"
alias zypper='sudo zypper'
alias update='zypper update'
alias search='zypper se'
alias install='zypper in'

## svn ##
# add all ? to svn
alias svna="svn st | grep ^\? | sed 's/^\?[ \t]*//' | xargs svn add"
# revert all A
alias svnra="svn st | grep ^A | sed 's/^A[ \t]*//' | xargs svn revert"
alias svnst='svn st --ignore-externals'
# search for a file, ignore .svn
alias f="find . -path '*.svn*' -prune -o -print | grep"


##functions
extract () {
   if [ -f $1 ] ; then
       case $1 in
              *.tar.bz2)   tar xjf $1      ;;
              *.tar.gz)    tar xzf $1      ;;
              *.bz2)       bunzip2 $1      ;;
              *.rar)       rar x $1        ;;
              *.gz)        gunzip $1       ;;
              *.tar)       tar xf $1       ;;
              *.tbz2)      tar xjf $1      ;;
              *.tgz)       tar xzf $1      ;;
              *.zip)       unzip $1        ;;
              *.Z)         uncompress $1   ;;
              *)           echo "'$1' cannot be extracted via extract()" ;;
      esac
   else
       echo "'$1' is not a valid file"
   fi
}

psgrep() {
   if [ ! -z $1 ] ; then
       echo "Grepping for processes matching $1..."
       ps aux | grep $1 | grep -v grep
   else
       echo "!! Need name to grep for"
   fi
}
# list contents right after changing directories
cd() {
    if [ "$1" ]
    then builtin cd "$1" && ls
    else builtin cd && ls
    fi
}
# backup 
bu () { cp $1 ~/.backup/`basename $1`-`date +%Y%m%d%H%M`.backup ; }