#!/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..." --weight=1

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

#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1

# If max_upload_size doesn't exist, create it
if [ -z "${max_upload_size:-}" ]; then
	max_upload_size=100
	ynh_app_setting_set --app=$app --key=max_upload_size --value=$max_upload_size
fi

# If feed_title doesn't exist, create it
if [ -z "${feed_title:-}" ]; then
	feed_title="Feed title"
	ynh_app_setting_set --app=$app --key=feed_title --value=$feed_title
fi

# If feed_description doesn't exist, create it
if [ -z "${feed_description:-}" ]; then
	feed_description="Feed description"
	ynh_app_setting_set --app=$app --key=feed_description --value=$feed_description
fi

# If author_name doesn't exist, create it
if [ -z "${author_name:-}" ]; then
	author_name="Author Name"
	ynh_app_setting_set --app=$app --key=author_name --value=$author_name
fi

# If author_email doesn't exist, create it
if [ -z "${author_email:-}" ]; then
	author_email="author@somewhere.example"
	ynh_app_setting_set --app=$app --key=author_email --value=$author_email
fi

# If copyright_text doesn't exist, create it
if [ -z "${copyright_text:-}" ]; then
	copyright_text="Copyright Text"
	ynh_app_setting_set --app=$app --key=copyright_text --value=$copyright_text
fi

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

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..." --weight=1

	# Download, check integrity, uncompress and patch the source from app.src
	ynh_setup_source --dest_dir="$install_dir" --keep="config.json"
fi

chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"
chmod +x "$install_dir/tube"

#=================================================
# RECONFIGURE THE APP (UPDATE CONF, APPLY MIGRATIONS, ...)
#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

# Create a dedicated systemd config
ynh_add_systemd_config

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

yunohost service add $app --description="Video Sharing App" --log="/var/log/$app/$app.log"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=1

ynh_systemd_action --service_name=$app --action="start" --log_path="systemd"

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

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