#!/bin/bash

set -e

cat<<EOF

#######################################
#  INSTALL APP 
#######################################

EOF

sed "/host\s*all\s*all\s*127\.0\.0\.1\/32\s*ident$/s|ident$|trust|" -i /var/lib/pgsql/data/pg_hba.conf
sed "/host\s*all\s*all\s*::1\/128\s*ident$/s|ident$|trust|" -i /var/lib/pgsql/data/pg_hba.conf

for SVC in $package_services; do
		systemctl start $SVC	
		systemctl enable $SVC
done

if [ "$UPDATE" = "true" ] && [ "$DOCUMENT_SERVER_INSTALLED" = "true" ]; then
	ds_pkg_installed_name=$(rpm -qa --qf '%{NAME}\n' | grep ${package_sysname}-documentserver);

	if [ "$INSTALLATION_TYPE" = "COMMUNITY" ]; then
		ds_pkg_name="${package_sysname}-documentserver";
	fi

	if [ "$INSTALLATION_TYPE" = "ENTERPRISE" ]; then
		ds_pkg_name="${package_sysname}-documentserver-ee";
	fi

	if [ -n $ds_pkg_name ]; then
		if ! rpm -qi ${ds_pkg_name} &> /dev/null; then
			${package_manager} -y remove ${ds_pkg_installed_name}

			DOCUMENT_SERVER_INSTALLED="false"
			RECONFIGURE_PRODUCT="true"
		else
			${package_manager} -y update ${ds_pkg_name}	
		fi				
	fi
fi

MYSQL_SERVER_HOST=${MYSQL_SERVER_HOST:-"localhost"}
MYSQL_SERVER_DB_NAME=${MYSQL_SERVER_DB_NAME:-"${package_sysname}"}
MYSQL_SERVER_USER=${MYSQL_SERVER_USER:-"root"}
MYSQL_SERVER_PORT=${MYSQL_SERVER_PORT:-3306}

if [ "${MYSQL_FIRST_TIME_INSTALL}" = "true" ]; then
	MYSQL_TEMPORARY_ROOT_PASS="";

	if [ -f "/var/log/mysqld.log" ]; then
		MYSQL_TEMPORARY_ROOT_PASS=$(cat /var/log/mysqld.log | grep "temporary password" | rev | cut -d " " -f 1 | rev | tail -1);
	fi

	while ! mysqladmin ping -u root --silent; do
		sleep 1
	done

	if ! mysql "-u$MYSQL_SERVER_USER" "-p$MYSQL_TEMPORARY_ROOT_PASS" -e ";" >/dev/null 2>&1; then
		if [ -z $MYSQL_TEMPORARY_ROOT_PASS ]; then
		   MYSQL="mysql --connect-expired-password -u$MYSQL_SERVER_USER -D mysql";
		else
		   MYSQL="mysql --connect-expired-password -u$MYSQL_SERVER_USER -p${MYSQL_TEMPORARY_ROOT_PASS} -D mysql";
		   MYSQL_ROOT_PASS=$(echo $MYSQL_TEMPORARY_ROOT_PASS | sed -e 's/;/%/g' -e 's/=/%/g');
		fi

		MYSQL_AUTHENTICATION_PLUGIN=$($MYSQL -e "SHOW VARIABLES LIKE 'default_authentication_plugin';" -s | awk '{print $2}')
		MYSQL_AUTHENTICATION_PLUGIN=${MYSQL_AUTHENTICATION_PLUGIN:-caching_sha2_password}

		$MYSQL -e "ALTER USER '${MYSQL_SERVER_USER}'@'localhost' IDENTIFIED WITH ${MYSQL_AUTHENTICATION_PLUGIN} BY '${MYSQL_ROOT_PASS}'" >/dev/null 2>&1 \
		|| $MYSQL -e "UPDATE user SET plugin='${MYSQL_AUTHENTICATION_PLUGIN}', authentication_string=PASSWORD('${MYSQL_ROOT_PASS}') WHERE user='${MYSQL_SERVER_USER}' and host='localhost';"		

		systemctl restart mysqld
	fi
fi

if [ "$DOCUMENT_SERVER_INSTALLED" = "false" ]; then
	declare -x DS_PORT=8083

	DS_RABBITMQ_HOST=localhost;
	DS_RABBITMQ_USER=guest;
	DS_RABBITMQ_PWD=guest;
	
	DS_REDIS_HOST=localhost;
	
	DS_COMMON_NAME=${DS_COMMON_NAME:-"ds"};

	DS_DB_HOST=localhost;
	DS_DB_NAME=$DS_COMMON_NAME;
	DS_DB_USER=$DS_COMMON_NAME;
	DS_DB_PWD=$DS_COMMON_NAME;
	
	declare -x JWT_ENABLED=${JWT_ENABLED:-true};
	declare -x JWT_SECRET=${JWT_SECRET:-$(cat /dev/urandom | tr -dc A-Za-z0-9 | head -c 32)};
	declare -x JWT_HEADER=${JWT_HEADER:-AuthorizationJwt};
		
	if ! su - postgres -s /bin/bash -c "psql -lqt" | cut -d \| -f 1 | grep -q ${DS_DB_NAME}; then
		su - postgres -s /bin/bash -c "psql -c \"CREATE USER ${DS_DB_USER} WITH password '${DS_DB_PWD}';\""
		su - postgres -s /bin/bash -c "psql -c \"CREATE DATABASE ${DS_DB_NAME} OWNER ${DS_DB_USER};\""
	fi
	
	if [ "$INSTALLATION_TYPE" = "COMMUNITY" ]; then	
		${package_manager} -y install ${package_sysname}-documentserver
	else
		${package_manager} -y install ${package_sysname}-documentserver-ee
	fi
	
expect << EOF
	
	set timeout -1
	log_user 1
	
	spawn documentserver-configure.sh
	
	expect "Configuring database access..."
	
	expect -re "Host"
	send "\025$DS_DB_HOST\r"
	
	expect -re "Database name"
	send "\025$DS_DB_NAME\r"
	
	expect -re "User"
	send "\025$DS_DB_USER\r"
	
	expect -re "Password"
	send "\025$DS_DB_PWD\r"
	
	if { "${INSTALLATION_TYPE}" == "ENTERPRISE" } {
		expect "Configuring redis access..."
		send "\025$DS_REDIS_HOST\r"
	}
	
	expect "Configuring AMQP access... "
	expect -re "Host"
	send "\025$DS_RABBITMQ_HOST\r"
	
	expect -re "User"
	send "\025$DS_RABBITMQ_USER\r"
	
	expect -re "Password"
	send "\025$DS_RABBITMQ_PWD\r"
	
	expect eof
	
EOF
fi

{ ${package_manager} check-update ${product}; PRODUCT_CHECK_UPDATE=$?; } || true
if [ "$PRODUCT_INSTALLED" = "false" ]; then
	${package_manager} install -y ${product}
	${product}-configuration \
		-mysqlh ${MYSQL_SERVER_HOST} \
		-mysqld ${MYSQL_SERVER_DB_NAME} \
		-mysqlu ${MYSQL_SERVER_USER} \
		-mysqlp ${MYSQL_ROOT_PASS}
elif [[ "${PRODUCT_CHECK_UPDATE}" -eq "${UPDATE_AVAILABLE_CODE}" || "${RECONFIGURE_PRODUCT}" = "true" ]]; then
	ENVIRONMENT=$(grep -oP 'ENVIRONMENT=\K.*' /usr/lib/systemd/system/${product}-api.service)
	CONNECTION_STRING=$(json -f /etc/${package_sysname}/${product}/appsettings.$ENVIRONMENT.json ConnectionStrings.default.connectionString)
	${package_manager} -y update ${product}
	${product}-configuration \
		-e $ENVIRONMENT \
		-mysqlh $(grep -oP 'Server=\K[^;]*' <<< "$CONNECTION_STRING") \
		-mysqld $(grep -oP 'Database=\K[^;]*' <<< "$CONNECTION_STRING") \
		-mysqlu $(grep -oP 'User ID=\K[^;]*' <<< "$CONNECTION_STRING") \
		-mysqlp $(grep -oP 'Password=\K[^;]*' <<< "$CONNECTION_STRING")
fi

if [ "$MAKESWAP" == "true" ]; then
	make_swap
fi

echo ""
echo "$RES_INSTALL_SUCCESS"
echo "$RES_QUESTIONS"
echo ""