#!/bin/bash

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

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

#=================================================
# LOAD SETTINGS
#=================================================

timezone="$(cat /etc/timezone)"
secret=$(ynh_string_random --length=32)
redis_db=$(ynh_redis_get_free_db)

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

if [ -z "${set_motd:-}" ]; then
	set_motd=""
	ynh_app_setting_set --app="$app" --key="set_motd" --value="$set_motd"
fi

if [ -z "${enable_registration:-}" ]; then
	enable_registration="true"
	ynh_app_setting_set --app="$app" --key="enable_registration" --value="$enable_registration"
fi

if [ -z "${enable_linksharing:-}" ]; then
	enable_linksharing="true"
	ynh_app_setting_set --app="$app" --key="enable_linksharing" --value="$enable_linksharing"
fi

if [ -z "${enable_taskattachments:-}" ]; then
	enable_taskattachments="true"
	ynh_app_setting_set --app="$app" --key="enable_taskattachments" --value="$enable_taskattachments"
fi

if [ -z "${enable_taskcomments:-}" ]; then
	enable_taskcomments="true"
	ynh_app_setting_set --app="$app" --key="enable_taskcomments" --value="$enable_taskcomments"
fi

if [ -z "${enable_emailreminders:-}" ]; then
	enable_emailreminders="true"
	ynh_app_setting_set --app="$app" --key="enable_emailreminders" --value="$enable_emailreminders"
fi

if [ -z "${enable_userdeletion:-}" ]; then
	enable_userdeletion="true"
	ynh_app_setting_set --app="$app" --key="enable_userdeletion" --value="$enable_userdeletion"
fi

if [ -z "${maxavatarsize:-}" ]; then
	maxavatarsize=1024
	ynh_app_setting_set --app="$app" --key="maxavatarsize" --value="$maxavatarsize"
fi

if [ -z "${maxitemsperpage:-}" ]; then
	maxitemsperpage=50
	ynh_app_setting_set --app="$app" --key="maxitemsperpage" --value="$maxitemsperpage"
fi

if [ -z "${language:-}" ]; then
	language="en"
	ynh_app_setting_set --app="$app" --key="language" --value="$language"
fi

if ynh_compare_current_package_version --comparison lt --version "0.23.0~ynh1"; then
	mv "$backend_path/config.yml" "$install_dir/config.yml"
	ynh_secure_remove "$backend_path"
	ynh_app_setting_delete --app="$app" --key="backend_path"
fi

#=================================================
# 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=systemd

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=5

ynh_setup_source --dest_dir="$install_dir"
executable="$(find $install_dir -name "vikunja-*" \! -name "*.sha256")"
ln -s "$executable" "$install_dir/vikunja"

chmod +x "$install_dir/vikunja"

chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"

#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating $app's configuration files..." --weight=1

ynh_add_config --template="config.yml" --destination="$install_dir/config.yml"

chmod 400 "$install_dir/config.yml"
chown $app:$app "$install_dir/config.yml"

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

ynh_add_nginx_config

ynh_add_systemd_config

yunohost service add $app --description="Self-hosted To-Do list application" --log="/var/log/$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 --line_match="server started on"

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

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