#!/bin/sh

fail() {
    echo "error: $@"
    exit 1
}

if ! which zsh >/dev/null 2>&1; then
    if which aptitude >/dev/null 2>&1; then
        sudo aptitude install -y zsh
    elif which brew >/dev/null 2>&1; then
        brew install zsh
    else
        echo "Don't know how to install zsh on this box. Install zsh and run this again."
        exit 1
    fi
fi
zsh
chsh -s `which zsh`

if ! which git >/dev/null 2>&1; then
    if which aptitude >/dev/null 2>&1; then
        sudo aptitude install -y git-core
    elif which brew >/dev/null 2>&1; then
        brew install git-core
    else
        echo "Don't know how to install git on this box. Install git and run this again."
        exit 1
    fi
fi

cd ~
if [[ ! -d config ]]; then
    git clone git://github.com/samsonjs/config || fail "cannot clone config repo"
fi

for FILE in config/*; do
    pushd "$HOME"
    DOTFILE=".${FILE##*/}"
    if [[ -e "$DOTFILE" ]]; then
        mkdir original-dot-files >/dev/null 2>/dev/null
        echo "Existing file found at $DOTFILE, moving to ~/original-dot-files."
        mv "$DOTFILE" original-dot-files/
    fi
    ln -s "$FILE" "$DOTFILE"
    popd
done