#!/bin/bash

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

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

#=================================================
# INSTALL NODEJS
#=================================================
ynh_script_progression --message="Installing NodeJS..." --weight=20

# Install Nodejs
ynh_install_nodejs --nodejs_version="$nodejs_version"

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

# Remove the service from the list of services known by YunoHost (added from `yunohost service add`)
if ynh_exec_warn_less yunohost service status $app >/dev/null; then
    ynh_script_progression --message="Removing $app service integration..." --weight=1
    yunohost service remove "$app"
fi

ynh_app_setting_delete --app="$app" --key=port
ynh_remove_systemd_config

if [[ -d "$install_dir/src/" ]]; then
    mv "$install_dir/src" "$install_dir/live"
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=20

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir/source" --full_replace=1

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R "$app:www-data" "$install_dir"

#=================================================
# BUILD APP
#=================================================
ynh_script_progression --message="Building app... (this will take some time and resources!)" --weight=20

pushd "$install_dir/source"
    ynh_use_nodejs
    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" install
    ynh_exec_warn_less env "$ynh_node_load_PATH" "$ynh_npm" install gulp -g
    ynh_exec_warn_less ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" run build
popd

mv "$install_dir/live/config.js" "$install_dir/config.js"

ynh_secure_remove --file="$install_dir/live"
ynh_exec_as "$app" mv "$install_dir/source/dist" "$install_dir/live"

mv "$install_dir/config.js" "$install_dir/live/config.js"

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R "$app:www-data" "$install_dir"

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

ynh_add_config --template="config.example.js" --destination="$install_dir/live/config.js"

chmod 400 "$install_dir/live/config.js"
chown "$app:$app" "$install_dir/live/config.js"

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

# Create a dedicated NGINX config
ynh_add_nginx_config

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

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