#!/bin/bash

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

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

#=================================================
# CHECK VERSION
#=================================================

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# STOP SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Stopping a systemd service..."

ynh_systemd_action --service_name=$app --action="stop" --log_path="/var/log/$app/$app.log"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..."

	builddir="$(mktemp -d)"
	# Download, check integrity, uncompress and patch the source from app.src
	ynh_setup_source --dest_dir="$builddir"
fi

#=================================================
# SPECIFIC UPGRADE
#=================================================
# BUILD PROSODY
#=================================================
if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Building Prosody..."

	update-alternatives --set lua-interpreter /usr/bin/lua${luaversion}

	pushd "$builddir"
		./configure --prefix=/usr
		make
		make install
	popd

	ynh_secure_remove --file="$builddir"
fi

#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..."

mkdir -p $config_path
mkdir -p $config_path/{certs,conf.avail,conf.d}

ynh_add_config --template="../conf/prosody.cfg.lua" --destination="$config_path/prosody.cfg.lua"
ynh_add_config --template="../conf/example.com.cfg.lua" --destination="$config_path/conf.avail/example.com.cfg.lua"
#ynh_add_config --template="../conf/localhost.cfg.lua" --destination="$config_path/conf.avail/localhost.cfg.lua"
#ln -s $config_path/conf.avail/localhost.cfg.lua $config_path/conf.d/

chown root:root "$config_path"
chmod 755 "$config_path"

chown root:$app "$config_path/conf.d"
chmod 754 "$config_path/conf.d"

chown root:$app "$config_path/conf.avail"
chmod 754 "$config_path/conf.avail"

chown root:$app "$config_path/certs"
chmod 750 "$config_path/certs"

#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Upgrading systemd configuration..."

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Upgrading logrotate configuration..."

mkdir -p "/var/log/$app"
chmod 750 "/var/log/$app"
chmod -R o-rwx "/var/log/$app"
chown -R $app:adm "/var/log/$app"
chown -R $app:$app "/var/lib/$app"

# Use logrotate to manage app-specific logfile(s)
ynh_use_logrotate --non-append

#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."

yunohost service add $app --log="/var/log/$app/$app.log"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..."

ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"

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

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