#!/usr/bin/env bash
# Turn vnc sharing on/off
if [[ ${MYVNC_VNCSHARING} == "true" ]] || [[ ${MYVNC_VNCSHARING} == "1" ]]
then
    _MYVNC_VNCSHARING=true
else
    _MYVNC_VNCSHARING=false
fi

# Always default to remote scaling
sed -i "/UI.initSetting\|resize/ s/resize', '.*');/resize', 'scale');/" /usr/share/novnc/app/ui.js

# Always default to autoconnect=true
sed -i "/let autoconnect/ s/autoconnect', .*);/autoconnect', true);/" /usr/share/novnc/app/ui.js

# Always default to reconnect=true
sed -i "/UI.initSetting\|reconnect/ s/reconnect',.*);/reconnect', true);/" /usr/share/novnc/app/ui.js

# Change vnc shared view settings (defaults to false/off)
sed -i "/UI.initSetting\|shared/ s/shared', .*);/shared', ${_MYVNC_VNCSHARING});/" /usr/share/novnc/app/ui.js

# NoVNC custom title
sed -i "/<title>noVNC<\/title>/ s/noVNC/${MYVNC_CUSTOM_TITLE:-noVNC}/g" /usr/share/novnc/*.html

# Include domain details for websocket
if [ ${MYVNC_DOMAIN} ]
then 
    sed -i "/UI.initSetting\|host/ s/host', '');/host', '${MYVNC_DOMAIN}');/" /usr/share/novnc/app/ui.js
    sed -i "/UI.initSetting\|port/ s/port', 0);/port', 443);/" /usr/share/novnc/app/ui.js
fi

# Apply subpath to websocket
if [[ ${MYVNC_PROXYPATH} == "/" ]]
then
    unset _MYVNC_PROXYPATH
elif [ ${MYVNC_PROXYPATH} ]
then
    _MYVNC_PROXYPATH=$(echo ${MYVNC_PROXYPATH} | sed "s|^/*||g;s|/*$||g;s|/*/|/|g")
    sed -i "/UI.initSetting/ s|websockify|${_MYVNC_PROXYPATH}/&|" /usr/share/novnc/app/ui.js
fi

# Start NoVNC
novnc_server \
    --vnc ${MYVNC_VNCLISTEN_HOST:-localhost}:${MYVNC_VNCLISTEN_PORT:-5900} \
    --file-only &