#!/bin/bash

SOURCE_DIR=$(realpath $(dirname "${0}"))/sigmah

# Check prerequisites
docker image ls | grep -q postgres || $(realpath $(dirname "${0}"))/postgres.sh

# Install dependencies
apt-get -y --no-install-recommends install python-bcrypt

# Download Sigmah
wget https://github.com/sigmah-dev/sigmah/releases/download/v2.0.2/sigmah-2.0.2.war -O /tmp/sigmah.war
unzip /tmp/sigmah.war -d /srv/sigmah
rm -f /tmp/sigmah.war

# Update Postgres JDBC driver
rm -f /srv/sigmah/WEB-INF/lib/postgresql-9.1-901-1.jdbc4.jar
wget https://jdbc.postgresql.org/download/postgresql-42.1.4.jar -O /srv/sigmah/WEB-INF/lib/postgresql-42.1.4.jar

# Create database
export SIGMAH_PWD=$(head -c 18 /dev/urandom | base64)
envsubst <${SOURCE_DIR}/tmp/sigmah-createdb.sql >/tmp/sigmah-createdb.sql
sudo -u postgres psql -f /tmp/sigmah-createdb.sql
rm -f /tmp/sigmah-createdb.sql

# Configure Sigmah
mkdir -p /srv/sigmah/{files,archives}
chown -R tomcat8:tomcat8 /srv/sigmah
ln -s /srv/sigmah /var/lib/tomcat8/webapps/sigmah
envsubst <${SOURCE_DIR}/srv/sigmah/WEB-INF/classes/META-INF/persistence.xml >/srv/sigmah/WEB-INF/classes/META-INF/persistence.xml
cp ${SOURCE_DIR}/srv/sigmah/WEB-INF/classes/logback.xml /srv/sigmah/WEB-INF/classes/logback.xml
cp ${SOURCE_DIR}/srv/sigmah/WEB-INF/classes/sigmah.properties /srv/sigmah/WEB-INF/classes/sigmah.properties
cp /srv/sigmah/sigmah/images/header/org-default-logo.png /srv/sigmah/files/logo.png

# Populate database
wget https://github.com/sigmah-dev/sigmah/releases/download/v2.0.2/sigmah-MinimumDataKit-2.0.postgresql.sql -O /tmp/sigmah-MinimumDataKit.sql
wget https://github.com/sigmah-dev/sigmah/releases/download/v2.0.2/sigmah-newOrganizationLaunchScript-2.0.postgresql.sql -O /tmp/sigmah-newOrganizationLaunchScript.sql
export SIGMAH_ADMIN_USER=Admin
export SIGMAH_ADMIN_EMAIL=admin@example.com
export SIGMAH_ADMIN_PWD=$(head -c 12 /dev/urandom | base64)
export SIGMAH_ADMIN_HASH=$(python -c "import bcrypt; print bcrypt.hashpw('${SIGMAH_ADMIN_PWD}', bcrypt.gensalt(10, prefix=b'2a'))")
sed -i "s|§OrganizationName§|Demo organization|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|§OrganizationLogoFilename§|logo.png|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|§HeadquartersCountryCode§|CZ|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|§UserEmail§|${SIGMAH_ADMIN_EMAIL}|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|§UserName§|${SIGMAH_ADMIN_USER}|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|§UserFirstName§|${SIGMAH_ADMIN_USER}|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|§UserLocale§|en|g" /tmp/sigmah-newOrganizationLaunchScript.sql
sed -i "s|\$2a\$10\$pMcTA1p9fefR8U9NoOPei.H0eq/TbbdSF27M0tn9iDWBrA4JHeCDC|${SIGMAH_ADMIN_HASH}|" /tmp/sigmah-newOrganizationLaunchScript.sql
export PGPASSWORD=${SIGMAH_PWD}
psql -f /tmp/sigmah-MinimumDataKit.sql -U sigmah sigmah
psql -f /tmp/sigmah-newOrganizationLaunchScript.sql -U sigmah sigmah
unset PGPASSWORD
rm -f /tmp/sigmah-MinimumDataKit.sql
rm -f /tmp/sigmah-newOrganizationLaunchScript.sql

# Create nginx app definition
cp ${SOURCE_DIR}/etc/nginx/apps-available/sigmah /etc/nginx/apps-available/sigmah
ln -s /etc/nginx/apps-available/sigmah /etc/nginx/apps-enabled/sigmah

# Restart services
systemctl restart tomcat8
systemctl restart nginx

# Add portal application definition
portal-app-manager sigmah "/sigmah/" "${SIGMAH_ADMIN_EMAIL}" "${SIGMAH_ADMIN_PWD}"