#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source ynh_apps
source /usr/share/yunohost/helpers

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..."

if [ $with_sftp -eq 1 ]
then
	groups="sftp.app"
else
	groups=""
fi

	ynh_system_user_create --username=$app --home_dir="$install_dir" --groups="$groups"

if [ $with_sftp -eq 1 ]
then
	# Add the password to this user
	chpasswd <<< "${app}:${password}"
	ynh_app_setting_set --app=$app --key=password --value="$password"
fi

#=================================================
# CREATE A MYSQL DATABASE
#=================================================

if [ $with_mysql -eq 1 ]
then
	ynh_script_progression --message="Creating a MySQL database..."

	db_name=$(ynh_sanitize_dbid --db_name=$app)
    db_user=$db_name
    db_pwd=$(ynh_string_random --length=30)

    ynh_app_setting_set --app=$app --key=db_name --value=$db_name
    ynh_app_setting_set --app=$app --key=db_user --value=$db_user
    ynh_app_setting_set --app=$app --key=db_pwd --value=$db_pwd

	ynh_mysql_setup_db --db_user=$db_user --db_name=$db_name
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..."

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir/www/htmgem"

chown -R $app:www-data "$install_dir"

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring PHP-FPM..."

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --usage=low --footprint=low

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# BUILD DEFAULT CAPSULE
#=================================================
ynh_script_progression --message="Building default capsule..."

if [ $with_sftp -eq 1 ]
then
	ynh_add_config --template="../conf/index.gmi" --destination="$install_dir/www/index.gmi"
else
	ynh_add_config --template="../conf/index_no_sftp.gmi" --destination="$install_dir/www/index.gmi"
fi

chmod 644 "$install_dir/www/index.gmi"
chown $app:$app "$install_dir/www/index.gmi"

if [ $with_mysql -eq 1 ]; then
	# Store the database access
	echo -e "# MySQL Database
	name: ${db_name}\nuser: ${db_name}\npass: ${db_pwd}" > ../conf/db_access.txt

	# Copy files to the right place
	cp -r "../conf/db_access.txt" "$install_dir/db_access.txt"
fi

#=================================================
# APPLY RIGHTS
#=================================================
ynh_script_progression --message="Apply rights..."

chown -R $app:www-data "$install_dir"

# Home directory of the user needs to be owned by $app to allow
# SFTP connections
chown $app:$app "$install_dir"
setfacl -m g:$app:r-x "$install_dir"
setfacl -m g:www-data:r-x "$install_dir"
setfacl -m g:gemserv:r-x "$install_dir"
chmod o-rwx "$install_dir"

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..."

ynh_add_config --template="../conf/server.toml" --destination="/etc/gemserv/config.d/$domain.toml"
ynh_systemd_action --service_name=gemserv --action=reload

#=================================================
# END OF SCRIPT
#=================================================

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