#!/bin/bash

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

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

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

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

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

domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
is_public=1
launch_on_boot=$YNH_APP_ARG_LAUNCH_ON_BOOT
open_webserver_port=$YNH_APP_ARG_OPEN_WEBSERVER_PORT

app=$YNH_APP_INSTANCE_NAME

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

final_path=/var/www/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"

# Register (book) web path
ynh_webpath_register --app=$app --domain=$domain --path_url=$path_url

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

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=path --value=$path_url
ynh_app_setting_set --app=$app --key=final_path --value=$final_path
ynh_app_setting_set --app=$app --key=launch_on_boot --value=$launch_on_boot
ynh_app_setting_set --app=$app --key=open_webserver_port --value=$open_webserver_port

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

# Find an available port
port=$(ynh_find_port --port=8095)
ynh_app_setting_set --app=$app --key=port --value=$port

# Optional: Expose this port publicly
# (N.B.: you only need to do this if the app actually needs to expose the port publicly.
# If you do this and the app doesn't actually need you are CREATING SECURITY HOLES IN THE SERVER !)

# Open the port
ynh_script_progression --message="Configuring firewall..."
if [ "$open_webserver_port" -eq 1 ]
then
	ynh_exec_warn_less yunohost firewall allow --no-upnp TCP $port
fi

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

tmpdir=$(mktemp -d)
ynh_setup_source --dest_dir="$tmpdir" --source_id="deb-multimedia-keyring"
dpkg -i "$tmpdir/deb-multimedia-keyring.deb"

if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
    #ynh_install_extra_app_dependencies --repo="deb http://deb.debian.org/debian $(ynh_get_debian_release) contrib non-free" --package="nvidia-vdpau-driver nvidia-installer-cleanup nvidia-legacy-check libvdpau1 nvidia-alternative"
	pkg_dependencies="$pkg_dependencies $package_check_dependencies"
fi

if [[ $YNH_ARCH != arm*  ]]; then
	ynh_install_app_dependencies $pkg_dependencies
else
	ynh_install_app_dependencies $arm_pkg_dependencies
fi

if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
	cp ../conf/xorg.conf /etc/X11/xorg.conf
fi

#FIXME : this is only for debugging on the CI ...
LIBVA_DRIVER_NAME=nvidia /usr/bin/xinit /usr/bin/dbus-launch --exit-with-session /usr/lib/x86_64-linux-gnu/kodi/kodi-xrandr >&2
echo "===========" >&2
LIBVA_DRIVER_NAME=nvidia /usr/bin/xinit /usr/bin/dbus-launch --exit-with-session /usr/lib/x86_64-linux-gnu/kodi/kodi-xrandr --output default --gamma 0:0:0 --mode 1024x768 --crtc 0
echo "===========" >&2
LIBVA_DRIVER_NAME=nvidia /usr/bin/xinit /usr/bin/dbus-launch --exit-with-session /usr/lib/x86_64-linux-gnu/kodi/kodi-xrandr >&2
exit 1

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

# Create a system user
ynh_system_user_create --username=$app --home_dir="$final_path"

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..."

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# X11 SETTINGS
#=================================================
ynh_script_progression --message="Configuring X11..."

ynh_replace_string --match_string="allowed_users=console" --replace_string="allowed_users=anybody" --target_file="/etc/X11/Xwrapper.config"

#=================================================
# CONFUGURING KODI
#=================================================
ynh_script_progression --message="Configuring Kodi..."

mkdir -p "$final_path/.kodi/userdata/"
ynh_add_config --template="../conf/advancedsettings.xml" --destination="$final_path/.kodi/userdata/advancedsettings.xml"

mkdir -p "$final_path/.kodi/addons/"
if [[ $YNH_ARCH != arm*  ]]; then
     ynh_setup_source --dest_dir="$final_path/.kodi/addons/" --source_id="arm-chorus2" 
fi

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

# Create a dedicated systemd config
ynh_add_systemd_config

if [ "$launch_on_boot" -eq 0 ]
then
    systemctl disable "$app" --quiet
fi

#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================
ynh_script_progression --message="Securing files and directories..."

# Set permissions to app files
chmod 750 "$final_path"
chmod -R o-rwx "$final_path"
chown -R $app:$app "$final_path"
usermod -a -G cdrom,audio,video,plugdev,users,dialout,dip,input "$app"

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

yunohost service add $app --description="media center" --log="$final_path/.kodi/temp/kodi.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"

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..."

# Make app public if necessary
if [ $is_public -eq 1 ]
then
	# Everyone can access the app.
	# The "main" permission is automatically created before the install script.
	ynh_permission_update --permission="main" --add="visitors"
fi

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..."

ynh_systemd_action --service_name=nginx --action=reload

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

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