#!/bin/bash

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

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

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

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

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

domain=$YNH_APP_ARG_DOMAIN
path_url="/"
export app_version=$YNH_APP_ARG_VERSION
oca=$YNH_APP_ARG_OCA
lang=$YNH_APP_ARG_LANG
tz=$YNH_APP_ARG_TZ
admin=$YNH_APP_ARG_ADMIN
admin_password=$YNH_APP_ARG_ADMIN_PASSWORD

export app=$YNH_APP_INSTANCE_NAME

export conf_file=/etc/$app/main.conf
export preinstall=0

#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..." --weight=1

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

export bin_file="$final_path/venv/bin/python3 $final_path/$appname/$FORKNAME-bin"
if [ "$app_version" = "9" ]; then
	bin_file="$final_path/venv/bin/python3 $final_path/$appname/$FORKNAME.py"
fi
if [ "$app_version" = "8" ]; then
	bin_file="$final_path/venv/bin/python3 $final_path/$appname/$FORKNAME.py"
fi

# 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..." --weight=1

ynh_app_setting_set --app=$app --key=domain --value=$domain
ynh_app_setting_set --app=$app --key=app_version --value=$app_version
ynh_app_setting_set --app=$app --key=oca --value=$oca
ynh_app_setting_set --app=$app --key=lang --value=$lang
ynh_app_setting_set --app=$app --key=tz --value=$tz
ynh_app_setting_set --app=$app --key=conf_file --value=$conf_file

#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Finding an available port..." --weight=1

# Find an available port
port=$(ynh_find_port --port=8069)
ynh_app_setting_set --app=$app --key=port --value=$port

# Find an available port
port_chat=$(ynh_find_port --port=8072)
ynh_app_setting_set --app=$app --key=port_chat --value=$port_chat

#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Installing dependencies..." --weight=1

ynh_exec_warn_less ynh_install_app_dependencies $pkg_dependencies

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=1

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

#=================================================
# CREATE A POSTGRESQL DATABASE
#=================================================
ynh_script_progression --message="Creating a PostgreSQL database..." --weight=1

export db_name=$(ynh_sanitize_dbid --db_name=$app)
db_user=$db_name
ynh_app_setting_set --app=$app --key=db_name --value=$db_name

# Make sure that postgresql is installed and running
ynh_psql_test_if_first_run

# Create the database
ynh_psql_setup_db --db_user=$db_user --db_name=$db_name
export db_pwd=$(ynh_app_setting_get --app=$app --key=psqlpwd)

# Make sure that its encoding is UTF-8
ynh_psql_execute_as_root --sql="update pg_database set encoding = pg_char_to_encoding('UTF8') where datname = '$db_name'"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=1

ynh_app_setting_set --app=$app --key=final_path --value=$final_path
# Download, check integrity, uncompress and patch the source from app.src
setup_files

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Configuring NGINX web server..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC SETUP
#=================================================
# ADD SWAP
#=================================================

if [ ${PACKAGE_CHECK_EXEC:-0} -eq 1 ]; then
	:
else
	ynh_script_progression --message="Adding swap..." --weight=1
	ynh_add_swap --size=$swap_needed
fi

#=================================================
# BUILD APP
#=================================================
ynh_script_progression --message="Building app..." --weight=1

if ! wkhtmltopdf --version | grep "wkhtmltopdf 0.12.4 (with patched qt)"; then
	# The debian package has a bug so we deploy a more recent version
	if [ -f '../manifest.json' ] ; then
		ynh_setup_source /usr/
	else
		OLD_YNH_CWD=$YNH_CWD
		YNH_CWD=$YNH_CWD/../settings/conf
		ynh_setup_source /usr/
		YNH_CWD=$OLD_YNH_CWD
	fi
fi
pushd $final_path
	ynh_exec_warn_less ynh_exec_as $app RUSTUP_HOME="$final_path"/.rustup CARGO_HOME="$final_path"/.cargo bash -c 'curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -q -y'
	export PATH="$PATH:$final_path/.cargo/bin:$final_path/.local/bin:/usr/local/sbin" 
	if grep "python3" $final_path/$appname/$FORKNAME-bin ; then
		python3 -m venv venv
		venv/bin/pip3 install --upgrade pip
		venv/bin/pip3 install wheel
		venv/bin/pip3 install -r $appname/requirements.txt
	else
		virtualenv venv
		venv/bin/pip3 install --upgrade pip
		venv/bin/pip install wheel
		venv/bin/pip install -r $appname/requirements.txt
	fi
	ynh_secure_remove --file="$final_path/.cargo"
	ynh_secure_remove --file="$final_path/.rustup"
popd

#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Configuring a systemd service..." --weight=1

# Create a dedicated systemd config
ynh_add_systemd_config

#=================================================
# SETUP DATABASE
#=================================================
ynh_script_progression --message="Setuping the database..." --weight=1

setup_database

#=================================================
# GENERIC FINALIZATION
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..." --weight=1

yunohost service add $app --log="/var/log/$app.log"

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

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

#=================================================
# SETUP SSOWAT
#=================================================
ynh_script_progression --message="Configuring permissions..." --weight=1

ynh_permission_update --permission="main" --add="visitors"

# Only the admin can access the admin panel of the app (if the app has an admin panel)
ynh_permission_create --permission="admin" --url="/web/database/manager" --allowed="all_users"

#=================================================
# RELOAD NGINX
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=1

ynh_systemd_action --service_name=nginx --action=reload

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

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