.functions

#!/usr/bin/env bash

source .prettyecho

# Create a new directory and enter it
function md() {
	mkdir -p "$@" && cd "$@"
}


# find shorthand
function f() {
	find . -name "$1" 2>&1 | grep -v 'Permission denied'
}

# List all files, long format, colorized, permissions in octal
function la(){
 	ls -l  "$@" | awk '
    {
      k=0;
      for (i=0;i<=8;i++)
        k+=((substr($1,i+2,1)~/[rwx]/) *2^(8-i));
      if (k)
        printf("%0o ",k);
      printf(" %9s  %3s %2s %5s  %6s  %s %s %s\n", $3, $6, $7, $8, $5, $9,$10, $11);
    }'
}

# cd into whatever is the forefront Finder window.
cdf() {  # short for cdfinder
  cd "`osascript -e 'tell app "Finder" to POSIX path of (insertion location as alias)'`"
}



# git commit browser. needs fzf
log() {
  git log --graph --color=always \
      --format="%C(auto)%h%d %s %C(black)%C(bold)%cr" "$@" |
  fzf --ansi --no-sort --reverse --tiebreak=index --toggle-sort=\` \
      --bind "ctrl-m:execute:
                echo '{}' | grep -o '[a-f0-9]\{7\}' | head -1 |
                xargs -I % sh -c 'git show --color=always % | less -R'"
}

cprogress () {
  rsync -WavP --human-readable --progress $1 $2
}



# get gzipped size
function gz() {
	echo "orig size    (bytes): "
	cat "$1" | wc -c
	echo "gzipped size (bytes): "
	gzip -c "$1" | wc -c
}


# preview csv files. source: http://stackoverflow.com/questions/1875305/command-line-csv-viewer
function csvpreview(){
      sed 's/,,/, ,/g;s/,,/, ,/g' "$@" | column -s, -t | less -#2 -N -S
}

# Extract archives - use: extract <file>
# Based on http://dotfiles.org/~pseup/.bashrc
function extract() {
	if [ -f "$1" ] ; then
		local filename=$(basename "$1")
		local foldername="${filename%%.*}"
		local fullpath=`perl -e 'use Cwd "abs_path";print abs_path(shift)' "$1"`
		local didfolderexist=false
		if [ -d "$foldername" ]; then
			didfolderexist=true
			read -p "$foldername already exists, do you want to overwrite it? (y/n) " -n 1
			echo
			if [[ $REPLY =~ ^[Nn]$ ]]; then
				return
			fi
		fi
		mkdir -p "$foldername" && cd "$foldername"
		case $1 in
			*.tar.bz2) tar xjf "$fullpath" ;;
			*.tar.gz) tar xzf "$fullpath" ;;
			*.tar.xz) tar Jxvf "$fullpath" ;;
			*.tar.Z) tar xzf "$fullpath" ;;
			*.tar) tar xf "$fullpath" ;;
			*.taz) tar xzf "$fullpath" ;;
			*.tb2) tar xjf "$fullpath" ;;
			*.tbz) tar xjf "$fullpath" ;;
			*.tbz2) tar xjf "$fullpath" ;;
			*.tgz) tar xzf "$fullpath" ;;
			*.txz) tar Jxvf "$fullpath" ;;
			*.zip) unzip "$fullpath" ;;
			*) error "'$1' cannot be extracted via extract()" && cd .. && ! $didfolderexist && rm -r "$foldername" ;;
		esac
	else
		error "'$1' is not a valid file"
	fi
}


# direct it all to /dev/null
function nullify() {
  "$@" >/dev/null 2>&1
}

# `shellswitch [bash |zsh]`
#   Must be in /etc/shells
shellswitch () {
	chsh -s $(brew --prefix)/bin/$1
}

function brew_install() {
	local package=$1
	(nullify brew ls $package && ok "$package already installed")  || (brew install $package </dev/null && ok "$package installed!")
}

function cask_install() {
	local package=$1
	(nullify brew cask ls $package && ok "$package already installed") || (brew cask install $package </dev/null && ok "$package installed!")
}

function brew_uninstall() {
	brew uninstall $1
}

function cask_uninstall() {
	brew cask uninstall $1
}

function read_file() {
	local lines=();
	while IFS="\n" read -r line; do lines+=("$line"); done < $1
	echo "${lines[@]}"
}

auto-ls () {
	emulate -L zsh;
	# explicit sexy ls'ing as aliases arent honored in here.
	hash gls >/dev/null 2>&1 && CLICOLOR_FORCE=1 gls -aFh --color --group-directories-first || ls
}
chpwd_functions=( auto-ls $chpwd_functions )