#!/bin/bash

# "validate.sh"    by Tristano Ajmone (public domain/CC0)    v1.1.3 | 2020/06/06
#-------------------------------------------------------------------------------
# Validate code style consistency in the repository via EditorConfig settings
# and the EClint validator tool:
#   https://editorconfig.org
#   https://www.npmjs.com/package/eclint
#-------------------------------------------------------------------------------
echo -e "\n\033[34;1m================================================"
echo -e "\033[33;1mValidating Code Styles via EditorConfig Settings"
echo -e "\033[34;1m================================================\033[0m"

# ==================
# Check Dependencies
# ==================
# Since the script might also be run locally by end users, check that EClint is
# installed on the user machine:

if eclint --version > /dev/null 2>&1 ; then
	echo -e "Using:"
	echo -e "\033[34;1m*\033[35m Node.js $(node -v)"
	echo -e "\033[34;1m*\033[35m EClint v$(eclint --version).\n\033[31;1m"
else
	echo -e "\033[31;1m~~~ ERROR! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~"
	echo -e "\033[31;1mIn order to run this script you need to install EClint (Node.js):\n"
	echo -e "\033[31;1m\thttps://www.npmjs.com/package/eclint"
	echo -e "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\033[0m"
	echo -e "If you've already installed Node.js on your machine, type:\n"
	echo -e "\033[33;1m\tnpm install -g eclint"
	echo -e "\033[31;1m\n/// Aborting All Tests ///\033[0m"
	exit 1
fi

# ==============
# Validate Files
# ==============
# Check that project files meet the code style standards set in `.editorconfig`;
# if not, print only the list of files that failed -- because EClint reports are
# usually too long.

tmpLog=$(mktemp)
eclint check 2> $tmpLog || {
	echo -e "\033[31;1m~~~ ERROR! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~";
	echo -e "\033[31;1mThe following files didn't pass the validation test:\n\033[33;1m";
	cat $tmpLog | grep  "^[^ ]";
	echo -e "\n\033[31;1mRun ECLint locally for detailed information about the problems.";
	echo -e "\033[31;1m~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~";
	echo -e "\033[31;1m/// Aborting All Tests ///\033[0m";
	rm $tmpLog;
	exit 1;
	}
rm $tmpLog;
echo -e "\033[32;1m/// Test Passed ///\033[0m"
exit
