#!/bin/bash

setup_mysql_first_time(){
  if [ "$(ls /var/lib/mysql)" ]; then
    return
  fi

  # Set MySQL in the volume
  rm -rf /var/lib/mysql/*
  chown -R mysql:mysql /var/lib/mysql
  mysqld --initialize-insecure
  
  # Start MySQL
  # For Xenial the following won't start mysqld
  #/usr/bin/mysqld_safe & 
  # Use this instead:
  service mysql start

  # Give MySQL time to wake up
  SECONDS_LEFT=120
  while true; do
    sleep 1
    mysqladmin ping
    if [ $? -eq 0 ];then
      break; # Success
    fi
    let SECONDS_LEFT=SECONDS_LEFT-1 

    # If we have waited >120 seconds, give up
    # ZM should never have a database that large!
    # if $COUNTER -lt 120
    if [ $SECONDS_LEFT -eq 0 ];then
      return -1;
    fi
  done

  # Create the ZoneMinder database
  mysql -u root < db/zm_create.sql

  # Add the ZoneMinder DB user
  mysql -u root -e "grant insert,select,update,delete,lock tables,alter on zm.* to 'zmuser'@'localhost' identified by 'zmpass';"
  
  # Shut down mysql cleanly:
  kill $(cat /var/run/mysqld/mysqld.pid)
  sleep 5
}

setup_mysql() {
  # To configure MySQL if no container did it before
  setup_mysql_first_time
  
  # Add configuration to avoid SQL error when adding monitor
  echo "sql_mode=NO_ENGINE_SUBSTITUTION" >> /etc/mysql/mysql.conf.d/mysqld.cnf
}

setup_php() {
  # Activate CGI
  a2enmod cgi

  # Activate modrewrite
  a2enmod rewrite

  # Setting timezone
  sed -i "s#;date.timezone =#date.timezone = $PHP_TIMEZONE#" /etc/php/7.0/apache2/php.ini
  
  # Settings rights for volume
  chown -R www-data:www-data /var/lib/zoneminder/events
  chown -R www-data:www-data /var/lib/zoneminder/images
}


setup_mysql
setup_php

exit 0