Git pre commit hook to export database

GIT DB Export Hook

#!/bin/bash
DBUSER="root"
DBPASS=""
DB="test"
SCHEMAPATH="__sql"

if [ ! -d "$SCHEMAPATH" ]; then
 mkdir $SCHEMAPATH
 
if [ "$(uname)" == "Darwin" ]; then
    /Application/XAMPP/xamppfiles/bin/mysqldump -u $DBUSER --password=$DBPASS $DB > $SCHEMAPATH/$DB.sql
	git add $SCHEMAPATH/$DB.sql
    echo 'Exported From MAC OS and added Database to commit'
elif [ "$(expr substr $(uname -s) 1 5)" == "Linux" ]; then
    # SQL Dump under GNU/Linux platform
    mysqldump -u $DBUSER --password=$DBPASS $DB > $SCHEMAPATH/$DB.sql
	git add $SCHEMAPATH/$DB.sql
    echo 'Exported From Linux and added Database to commit'
elif [ "$(expr substr $(uname -s) 1 10)" == "MINGW64_NT" ]; then
    # SQL Dump under Windows NT platform
    C:/xampp/mysql/bin/mysqldump -u $DBUSER --password=$DBPASS $DB > $SCHEMAPATH/$DB.sql
	git add $SCHEMAPATH/$DB.sql
    echo 'Exported From Windows and added Database to commit'
	fi
exit 
fi
exit 0