#!/bin/bash

#=================================================
# GENERIC START
#=================================================

# Import common cmd
source ./experimental_helper.sh
source ./_common.sh

# Source YunoHost helpers
source /usr/share/yunohost/helpers

seafile_version=$(ynh_app_upstream_version)

# Create special path with / at the end
if [[ $path == '/' ]]
then
    path2=$path
else
    path2=$path"/"
fi

#=================================================
# STANDARD MODIFICATIONS
#=================================================

ynh_script_progression --message="Creating base directory..."
ln -s $data_dir $install_dir/seafile-data

# Download new version from sources
ynh_script_progression --message="Installing sources files..." --weight=7
ynh_setup_source --dest_dir=$install_dir/seafile-server-$seafile_version

ynh_script_progression --message="Installing python dependancies..."
install_dependance

# init databases
ynh_script_progression --message="Configuring MySQL database..."
db_user=seafile
db_helper=ynh_"mysql"_setup_db
$db_helper --db_user $db_user --db_name ccnetdb --db_pwd "$db_pwd"
$db_helper --db_user $db_user --db_name seahubdb --db_pwd "$db_pwd"

ynh_script_progression --message="Configuring application..." --weight=3

# Run install script
expect_scripts_dir=$(mktemp -d)
cp expect_scripts/install.exp $expect_scripts_dir
chmod u=rwx,o= -R $expect_scripts_dir
chown $YNH_APP_ID -R $expect_scripts_dir
chmod u+x $install_dir/seafile-server-$seafile_version/setup-seafile-mysql.sh
set_permission
sudo -u $YNH_APP_ID $expect_scripts_dir/install.exp "$install_dir/seafile-server-$seafile_version" "$server_name" "$domain" "$port_fileserver" "$db_name" "$db_pwd"

sleep 5

# Retrive values from auto generated config file
seahub_secret_key=$(grep -P 'SECRET_KEY\s*=\s*".+"' $install_dir/conf/seahub_settings.py | cut -d'"' -f2)
ynh_app_setting_set --app $app --key seahub_secret_key --value $seahub_secret_key

# Update seafile config files
ynh_add_config --template=seahub_settings.py --destination=$install_dir/conf/seahub_settings.py
ynh_add_config --template=seafile.conf --destination=$install_dir/conf/seafile.conf
ynh_add_config --template=ccnet.conf --destination=$install_dir/conf/ccnet.conf
ynh_add_config --template=gunicorn.conf.py --destination=$install_dir/conf/gunicorn.conf.py
ynh_add_config --template=seafdav.conf --destination=$install_dir/conf/seafdav.conf

# Configure admin info
# It will be used the first start
admin_email=$(ynh_user_get_info --username $admin --key 'mail')
cp ../conf/create_admin.json $install_dir/conf/admin.txt
ynh_replace_string         --match_string __ADMIN__ --replace_string $admin_email --target_file $install_dir/conf/admin.txt
ynh_replace_special_string --match_string __PASSWORD__ --replace_string $admin_password --target_file $install_dir/conf/admin.txt

# Fix local warning
ynh_replace_string --match_string en_US.UTF-8 --replace_string ${LANG:-'en_US.UTF-8'} --target_file $install_dir/seafile-server-$seafile_version/seahub.sh

# Add Seafile Server to startup
ynh_script_progression --message="Configuring a systemd service..."
ynh_add_systemd_config --service seafile --template seafile.service
ynh_add_systemd_config --service seahub --template seahub.service

# register yunohost service
yunohost service add seafile
yunohost service add seahub

# Config nginx
ynh_script_progression --message="Configuring nginx..."
ynh_add_nginx_config

# Add logrotate
ynh_script_progression --message="Configuring log rotation..."
ynh_use_logrotate --logfile $install_dir/logs
ln -s $install_dir/logs /var/log/seafile

# Add fail2ban
ynh_script_progression --message="Configuring fail2ban..."
touch $install_dir/logs/seahub.log
ynh_add_fail2ban_config --use_template

#=================================================
# GENERIC FINALIZATION
#=================================================

# Set all permissions
ynh_script_progression --message="Protecting directory..."
set_permission

# Start service
sleep 3

ynh_script_progression --message="Starting seafile services..."
ynh_systemd_action --service_name seafile -l "spawned seaf-server, pid " -p /var/log/seafile/controller.log
sleep 2
ynh_systemd_action --service_name seahub -l "Started Seafile hub." -p "systemd"
sleep 2

ynh_script_progression --message="Installation of $app completed" --last