#!/bin/bash

source $(dirname `realpath $0`)/environment.sh;

#############################################
##                                         ##
##   Executed after launching containers   ##
##                                         ##
#############################################



## [1] Wait for database to be READY

# Restore mariadb database
echo -ne "   * mariadb socket..";
docker exec $MARIADB_SERVICE mysql -uroot -p$MARIADB_ROOT_PASSWORD 2>/dev/null;
DB_RESTORED="$?";

sleep 5s;

# Try until connection OK
while [ "$DB_RESTORED" == "1" ]; do
	sleep .5;
	echo -ne ".";
	timeout 1 docker exec $MARIADB_SERVICE mysql -uroot -p$MARIADB_ROOT_PASSWORD 2>/dev/null;
	DB_RESTORED="$?";
done;

echo "ready";






## [2] Restore database

# 1. Check if dump file exists
echo -ne "   * Check dump file...........";
test -f $MARIADB_DUMP;
DUMP_FILE_EXISTS="$?";

# 2. Restore database
if [ "$DUMP_FILE_EXISTS" = "0" ]; then

	echo "found";

	# Restore mariadb database
	echo -ne "   * Restore database..........";
	cat $MARIADB_DUMP | docker exec -i $MARIADB_SERVICE mysql -uroot -p$MARIADB_ROOT_PASSWORD 2>/dev/null && echo "restored" || echo "failed";

else

	echo "missing";

	echo -ne "   * Create trigger............";
	test ! -d ./virtual/ci && mkdir ./virtual/ci;

	# Create 'persistent' directory if missing
	test ! -d $ROOT/persistent && mkdir -p $ROOT/persistent && echo "created" || ( echo "error"; exit 1 );

	echo "   * Create dump file..........created";
	touch $MARIADB_DUMP;


fi;





## [3] Grant www-data for CI triggers
echo -n "   * Grant php on triggers.....";
docker exec php-fpm chown www-data -R /ci && echo "granted" || (echo "failed"; exit 1);


## [4] Update vhost libs/builds

# 1. Update composer
echo -n "   * Build composer............";
docker exec php-fpm bash -c "cd /vhost; composer install" >/dev/null 2>&1 && echo "built" || (echo "failed"; exit 1);

# 2. Re-build js/scss
echo -n "   * Webpack build.............";
docker exec php-fpm bash -c "cd /vhost; npm install; npm run build" >/dev/null 2>&1 && echo "built" || (echo "failed"; exit 1);

# 3. touch the file the backup loop will use to run
echo -n "   * Launch mariadb backup loop.............";

backup(){
  	if [ ! -d $ROOT/backups ]; then
	 	mkdir $ROOT/backups;
	fi

	touch $ROOT/backuploop
	while [ -f $ROOT/backuploop ]; do
		# sleep 24 hours before next backup kick in
		sleep 86400;
		docker exec $MARIADB_SERVICE mysqldump --all-databases --flush-privileges -uroot -p$MARIADB_ROOT_PASSWORD | gzip > $ROOT/backups/$(date -d "today" +"%Y%m%d%H%M").sql.gz;
	done;
}

backup &;
echo "done"