#!/bin/sh
set -e

##
# functions
printok()
{
    echo "ok: ${1}" > /dev/stdout
}

printerr()
{
    echo "error: ${1}" > /dev/stderr
}

require_dependency()
{
    local cmd
    for i in $(seq 1 $#); do
        eval "cmd=\$${i}"
        if which "${cmd}" > /dev/null 2>&1; then
            printok "${cmd} found"
        else
            printerr "${cmd} is required but was not found on \$PATH"
            exit 1
        fi
    done
}

##
# main
require_dependency git bundle npm
git submodule update -f --init --recursive
printok "submodules checked out"

bundle install
printok "ruby dependencies installed"

npm i
printok "nodejs dependencies installed"

if [ ! -e "nanoc.yaml" ]; then
    cp nanoc.yaml.sample nanoc.yaml
    printok "nanoc.yaml.sample -> nanoc.yaml"
fi

found=0
for t in tidy tidy5; do
    if which ${t} > /dev/null 2>&1; then
        found=1
        break
    fi
done

if  [ "${found}" = "1" ]; then
    printok "tidy-html5 found"
else
    printerr "tidy-html5 is required but was not found on \$PATH"
fi