#!/bin/bash

COMPOSE_PATH=/root/new-services


databases=$(docker compose -f ${COMPOSE_PATH}/compose.yml ps | grep '\-db' | awk '{print $1}' | tr '\n' ' ')

for db in $databases; do
  db_env_path=${COMPOSE_PATH}/env/${db}.env

	if [ ! -f $db_env_path ]; then
    echo "Could not find the environment file for database '$db'"
    continue
  fi

  db_service=${db/\-db/}
  db_passwd=$(cat $db_env_path | grep MYSQL_ROOT_PASSWORD | tr '=' ' ' | awk '{print $NF}' | tr -d '"')
  db_dmp_cmd="mysqldump --password=${db_passwd} ${db_service} > /root/${db_service}.sql"

  echo -e "\nDumping database '${db}'"
	docker exec ${db} sh -c "$db_dmp_cmd" &> /dev/null
  
  echo "Copying database dump '${db_service}.sql' to '${COMPOSE_PATH}/sql/${db_service}.sql'"
  docker cp ${db}:/root/${db_service}.sql ${COMPOSE_PATH}/sql/${db_service}.sql &> /dev/null

	chown -R root:root ${COMPOSE_PATH}/sql
done

echo -e "\nDumping complete!"