#!/bin/bash

### DO NOT EDIT THIS FILE

source "$(dirname "${BASH_SOURCE[0]}")/../includes/includes.sh"
app_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")/../.." &> /dev/null && pwd)
source "$app_dir/etc/config.sh"

env=$(getArgument "$1" "Usage: import_db.sh [live|stage]" "live stage")

echo
echoMainTitle "Import Database from $env to local ($env)"

currentDate=$(date '+%Y-%m-%d_%H:%M:%S')

addSSHKey "$env"
ssh_user="$(eval "echo \$${env}_ssh_user")"
ssh_domain="$(eval "echo \$${env}_ssh_domain")"

ignoredTablesArguments=$(buildIgnoredTablesArguments "$env" "${gdpr_tables[*]}")

echo "Fetching Database ..."

database_name=$(eval "echo \$${env}_database_name")
local_database_name=$(eval "echo \"\$local_${env}_database_name\"")

scp "$app_dir/etc/$env.my.cnf" "$ssh_user"@"$ssh_domain":"~/$env.my.cnf"
ssh "$ssh_user"@"$ssh_domain" "mysqldump --defaults-extra-file=~/$env.my.cnf --no-tablespaces --no-data \
  \"$database_name\" | LANG=C LC_CTYPE=C LC_ALL=C sed -e 's/DEFINER[ ]*=[ ]*[^*]*\*/\*/' | \
  sed -e 's/,NO_AUTO_CREATE_USER//' | gzip -9 > ~/${env}_structure.sql.gz"
scp "$ssh_user"@"$ssh_domain":"~/${env}_structure.sql.gz" "$app_dir/var/tmp/${env}_structure.sql.gz"
ssh "$ssh_user"@"$ssh_domain" "unlink ~/${env}_structure.sql.gz"
ssh "$ssh_user"@"$ssh_domain" "mysqldump --defaults-extra-file=~/${env}.my.cnf --no-tablespaces --no-create-info \
  --skip-triggers $ignoredTablesArguments \"$database_name\" | LANG=C LC_CTYPE=C LC_ALL=C \
  sed -e 's/DEFINER[ ]*=[ ]*[^*]*\*/\*/' | gzip -9 > ~/${env}_data.sql.gz"
scp "$ssh_user"@"$ssh_domain":"~/${env}_data.sql.gz" "$app_dir/var/tmp/${env}_data.sql.gz"
ssh "$ssh_user"@"$ssh_domain" "unlink ~/${env}_data.sql.gz"
ssh "$ssh_user"@"$ssh_domain" "unlink ~/${env}.my.cnf"

echo "Backup Database ..."

mysqldump --defaults-extra-file="$app_dir/etc/local.my.cnf" --no-tablespaces --hex-blob --no-data "$local_database_name" | \
  LANG=C LC_CTYPE=C LC_ALL=C sed -e 's/DEFINER[ ]*=[ ]*[^*]*\*/\*/' | sed -e 's/,NO_AUTO_CREATE_USER//' | gzip -9 > \
  "$app_dir/backup/database/${currentDate}_local_${env}_structure.sql.gz"

mysqldump --defaults-extra-file="$app_dir/etc/local.my.cnf" --no-tablespaces --no-create-info --skip-triggers --hex-blob "$local_database_name" | \
  LANG=C LC_CTYPE=C LC_ALL=C sed -e 's/DEFINER[ ]*=[ ]*[^*]*\*/\*/' | gzip -9 > \
  "$app_dir/backup/database/${currentDate}_local_${env}_data.sql.gz"

cp "$app_dir/var/tmp/${env}_structure.sql.gz" "$app_dir/backup/database/${currentDate}_${env}_structure.sql.gz"
cp "$app_dir/var/tmp/${env}_data.sql.gz" "$app_dir/backup/database/${currentDate}_${env}_data.sql.gz"

echo "Uncompress Database ..."
gzip --force -d "$app_dir/var/tmp/${env}_structure.sql.gz"
gzip --force -d "$app_dir/var/tmp/${env}_data.sql.gz"

echo "Install Database ..."

mysql --defaults-extra-file="$app_dir/etc/local.my.cnf" -e "CREATE DATABASE IF NOT EXISTS \`$local_database_name\`;"

echo "Remove Tables ..."
mysqldump --defaults-extra-file="$app_dir/etc/local.my.cnf" --add-drop-table --add-drop-trigger --no-data "$local_database_name" | \
  grep -e '[DROP TABLE|DROP TRIGGER]' >> "$app_dir/var/tmp/drop_local_$env.sql"
echo "SET FOREIGN_KEY_CHECKS = 1;" >> "$app_dir/var/tmp/drop_local_$env.sql"
mysql --defaults-extra-file="$app_dir/etc/local.my.cnf" -D "$local_database_name" < "$app_dir/var/tmp/drop_local_$env.sql"

echo "Import Structure ..."
mysql --defaults-extra-file="$app_dir/etc/local.my.cnf" -D "$local_database_name" < "$app_dir/var/tmp/${env}_structure.sql"

echo "Import Data ..."
mysql --defaults-extra-file="$app_dir/etc/local.my.cnf" -D "$local_database_name" < "$app_dir/var/tmp/${env}_data.sql"

echo "Post Scripts ..."
postScript "$app_dir/bin/postscripts/import_db.sh"

"$app_dir/bin/commands/make_local_database.sh" "$env"
"$app_dir/bin/commands/create_local_env.sh" "local_$env"

echo "Cleanup ..."

rm "$app_dir/var/tmp/drop_local_$env.sql"
rm "$app_dir/var/tmp/${env}_structure.sql"
rm "$app_dir/var/tmp/${env}_data.sql"