#!/bin/bash

# Exit on command errors and treat unset variables as an error
set -eu

app=${YNH_APP_INSTANCE_NAME:-haste}

# Retrieve arguments
domain=$YNH_APP_ARG_DOMAIN
path=$YNH_APP_ARG_PATH
is_public=$YNH_APP_ARG_IS_PUBLIC

DATA_PATH="/home/yunohost.app/"$app

# Load common variables
source ./_common.sh

# Source YunoHost helpers
source /usr/share/yunohost/helpers

# Save app settings
ynh_app_setting_set "$app" is_public "$is_public"

# Check domain/path availability
sudo yunohost app checkurl "${domain}${path}" -a "$app" \
    || ynh_die "Path not available: ${domain}${path}"

# Add user
id -g "$app" &>/dev/null || sudo addgroup "$app" --system --quiet
id -u "$app" &>/dev/null || sudo adduser "$app" \
    --ingroup "$app" --system --quiet --shell /bin/bash

# Install the app
DESTDIR="/opt/"${app}
install_haste $DESTDIR
mkdir -p $DATA_PATH
sudo chown -R "$app":"$app" $DESTDIR $DATA_PATH

# Configure haste with config.js file
sudo cp ../conf/config.js "$DESTDIR"/config.js
sudo sed -i "s@YNH_DATA_PATH@$DATA_PATH@g" "$DESTDIR"/config.js

# Configure init script
sudo cp ../conf/haste.service /etc/systemd/system/
sudo systemctl daemon-reload
sudo systemctl enable "$app".service

# Start Haste
sudo systemctl start "$app".service

# Add Haste to YunoHost's monitored services
sudo yunohost service add "$app" --log /var/log/"$app"/"$app".log

# Modify Nginx configuration file and copy it to Nginx conf directory
sed -i "s@PATHTOCHANGE@${path%/}@g" ../conf/nginx.conf
if [ "$path" = "/" ]
then
    sed -i "s@COMMENT_IF_ROOT@#@g" ../conf/nginx.conf
else
    sed -i "s@COMMENT_IF_ROOT@@g" ../conf/nginx.conf
fi
sudo cp ../conf/nginx.conf /etc/nginx/conf.d/$domain.d/"$app".conf

# If app is public, add url to SSOWat conf as skipped_uris
if [[ $is_public -eq 1 ]]; then
  # unprotected_uris allows SSO credentials to be passed anyway.
  ynh_app_setting_set "$app" unprotected_uris "/"
fi

# Reload services
sudo systemctl reload nginx.service