#!/bin/sh

# Modified from: https://github.com/bjornjohansen/wp-pre-commit-hook
# Also: https://softdiscover.com/wordpress/perfect-setup-for-a-wordpress-project-development/

PROJECT=`php -r "echo dirname(dirname(dirname(realpath('$0'))));"`
STAGED_FILES_CMD=`git diff --cached --name-only --diff-filter=ACMR HEAD | grep \\\\.php`

# Determine if a file list is passed
if [ "$#" -eq 1 ]
then
    oIFS=$IFS
    IFS='
    '
    SFILES="$1"
    IFS=$oIFS
fi
SFILES=${SFILES:-$STAGED_FILES_CMD}

echo "Checking PHP Lint..."
for FILE in $SFILES
do
    php -l -d display_errors=0 $PROJECT/$FILE
    if [ $? != 0 ]
    then
        echo "Fix the error before commit."
        exit 1
    fi
    FILES="$FILES $PROJECT/$FILE"
done

#if [ -f "$PROJECT/phpcs.ruleset.xml" ]
#then
#    RULESET="$PROJECT/phpcs.ruleset.xml"
#elif [ -f "$PROJECT/phpcs.xml.dist" ]
#then
#    RULESET="$PROJECT/phpcs.xml.dist"
#else
    RULESETS=["WordPress","PHPCompatibilityWP"]
#fi

if [ "$FILES" != "" ]
then
    for RULESET in $RULESETS; do
				echo "Checking Code Standard Compliance, using $RULESET as ruleset standard..."
				./vendor/bin/phpcs --standard="$RULESET" --runtime-set testVersion 7.0- --colors --encoding=utf-8 -n -p $FILES
				if [ $? != 0 ]
				then
						echo "Coding standards errors have been detected. Running phpcbf..."
						./vendor/bin/phpcbf --standard="$RULESET" --runtime-set testVersion 7.0- --encoding=utf-8 -n -p $FILES
						git add $FILES
						echo "Running Code Sniffer again..."
						./vendor/bin/phpcs --standard="$RULESET" --runtime-set testVersion 7.0- --colors --encoding=utf-8 -n -p $FILES
						if [ $? != 0 ]
						then
								echo "Errors found not fixable automatically. You need to manually fix them."
								exit 1
						fi
				fi
				echo "$RULESET passed."
		done
fi

exit $?