#!/bin/bash

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

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

#=================================================
# 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"

#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing NodeJS & Yarn" --weight=3

ynh_install_nodejs --nodejs_version="$nodejs_version"

# Install mongo server only if asked to
if [ "$mongo_version" != "None" ]; then
    ynh_script_progression --message="Installing MongoDB..." --weight=3
    ynh_install_mongo --mongo_version="$mongo_version"
else
    # gives the mongo service name for the rest of installation
    mongodb_servicename=mongod
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=6

# Download, check integrity, uncompress and patch the source from amd64.src
ynh_setup_source --full_replace=1 --dest_dir="$install_dir"

cp "$install_dir/config.default.js" "$install_dir/config.js"

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

ynh_add_config --template=".env" --destination="$install_dir/.env"
chmod 400 "$install_dir/.env"
chown "$app:$app" "$install_dir/.env"

#=================================================
# BUILD NODEJS CODE
#=================================================
ynh_script_progression --message="Installing Yarn and Buuilding application..." --weight=6

# Build using Yarn
pushd "$install_dir"
    ynh_use_nodejs
        # We must use npm to install yarn but without installing other dependencies as npm fails with them
    if [ -f "package.json" ]; then
        mv package.json package.json.mov 
    fi
    _install_yarn
    if [ -f "package.json.mov" ]; then
        mv package.json.mov package.json 
    fi
    ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_yarn" install
    ynh_exec_as "$app" "$ynh_node_load_PATH" "$ynh_npm" run build
popd

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

# Create a dedicated NGINX config
ynh_add_nginx_config

# Create a dedicated systemd config
ynh_add_systemd_config
yunohost service add "$app" --description="Mongo Express to easily administer your Mongo databases" --log="/var/log/$app/$app.log"

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

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

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" --last