#!/bin/bash

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

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

#=================================================
# MANAGE SCRIPT FAILURE
#=================================================

#REMOVEME? ynh_clean_setup () {
	ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
#REMOVEME? ynh_abort_if_errors

#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================

#REMOVEME? domain=$YNH_APP_ARG_DOMAIN
#REMOVEME? is_public=$YNH_APP_ARG_IS_PUBLIC
#REMOVEME? game=$YNH_APP_ARG_GAME
#REMOVEME? servername=$YNH_APP_ARG_SERVERNAME
#REMOVEME? pvp=$YNH_APP_ARG_PVP
#REMOVEME? creative=$YNH_APP_ARG_CREATIVE
#REMOVEME? damage=$YNH_APP_ARG_DAMAGE

#REMOVEME? app=$YNH_APP_INSTANCE_NAME

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
#REMOVEME? ynh_script_progression --message="Validating installation parameters..."

#REMOVEME? install_dir=/opt/yunohost/$app
#REMOVEME? test ! -e "$install_dir" || ynh_die --message="This path already contains a folder"

#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
#REMOVEME? ynh_script_progression --message="Storing installation settings..."

#REMOVEME? ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=game --value=$game
ynh_app_setting_set --app=$app --key=servername --value=$servername
ynh_app_setting_set --app=$app --key=pvp --value=$pvp
ynh_app_setting_set --app=$app --key=creative --value=$creative
ynh_app_setting_set --app=$app --key=damage --value=$damage

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
#REMOVEME? ynh_script_progression --message="Finding an available port..."

# Find an available port
#REMOVEME? port=$(ynh_find_port 30000)
#REMOVEME? ynh_app_setting_set --app=$app --key=port --value=$port

# Open the port
ynh_script_progression --message="Configuring firewall..."
ynh_exec_warn_less yunohost firewall allow --no-upnp UDP $port

#=================================================
# INSTALL DEPENDENCIES
#=================================================
#REMOVEME? ynh_script_progression --message="Installing dependencies..."

#REMOVEME? ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE DEDICATED USER
#=================================================
#REMOVEME? ynh_script_progression --message="Configuring system user..."

# Create a system user
#REMOVEME? ynh_system_user_create --username=$app --home_dir="$install_dir"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..."

#REMOVEME? ynh_app_setting_set --app=$app --key=install_dir --value=$install_dir
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir"

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

#=================================================
# SPECIFIC SETUP
#=================================================
# CREATE DATA DIRECTORY
#=================================================
ynh_script_progression --message="Creating a data directory..."

#REMOVEME? data_dir=/home/yunohost.app/$app
#REMOVEME? ynh_app_setting_set --app=$app --key=data_dir --value=$data_dir

mkdir -p $data_dir
mkdir -p "$data_dir/.minetest/worlds/"

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

#=================================================
# BUILDING
#=================================================
ynh_script_progression --message="Building Minetest..."

# Install the game
if [ $game = "capturetheflag" ]; then
	pushd $install_dir
		git clone --recursive https://github.com/MT-CTF/capturetheflag.git games/capturetheflag
	popd
else
	# Download Minetest Game
	ynh_setup_source --dest_dir=$install_dir/games/minetest_game --source_id=minetest_game
fi

# Install IrrlichtMt
ynh_setup_source --dest_dir=$install_dir/lib/irrlichtmt --source_id=irrlichtmt

pushd $install_dir
	ynh_exec_warn_less cmake . -DRUN_IN_PLACE=TRUE -DENABLE_LUAJIT=TRUE -DBUILD_CLIENT=FALSE -DBUILD_SERVER=TRUE

	ynh_exec_warn_less make -j$(nproc)
popd

#=================================================
# ADD A CONFIGURATION
#=================================================
ynh_script_progression --message="Adding a configuration file..."

#REMOVEME? if [ $is_public -eq 1 ]; then
	announce="true"
else
	announce="false"
fi

ynh_add_config --template="../conf/minetest.conf" --destination="$data_dir/.minetest/minetest.conf"

chmod 400 "$data_dir/.minetest/minetest.conf"
chown $app:$app "$data_dir/.minetest/minetest.conf"

#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Configuring a systemd service..."

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Configuring log rotation..."

mkdir -p /var/log/$app
chown -R $app:$app /var/log/$app

# Use logrotate to manage application logfile(s)
ynh_use_logrotate

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

yunohost service add $app --description="Voxel game engine and game" --log="/var/log/$app/$app.log" --needs_exposed_ports="$port"

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

# Start a systemd service
ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/minetest.log" --line_match="listening on"

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

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