FROM ubuntu:22.04

ENV DEBIAN_FRONTEND=noninteractive
ENV TZ=Asia/Jakarta

RUN apt-get update && \
    apt-get install -y \
    curl wget nano vim git htop net-tools iputils-ping \
    dnsutils sudo procps python3 python3-pip nodejs npm \
    openssh-client tmux screen unzip jq build-essential \
    inxi neofetch \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

RUN curl -sL https://github.com/tsl0922/ttyd/releases/download/1.7.7/ttyd.x86_64 -o /usr/local/bin/ttyd && \
    chmod +x /usr/local/bin/ttyd

RUN echo "rock5c" > /etc/hostname || true

COPY fakes.sh /tmp/fakes.sh
RUN chmod +x /tmp/fakes.sh && bash /tmp/fakes.sh && rm /tmp/fakes.sh

RUN mkdir -p /gw && cd /gw && npm install http-proxy

RUN cat > /gw/gateway.js << 'GWEOF'
var http = require('http');
var httpProxy = require('http-proxy');
var DOMAIN = process.env.DOMAIN || '';
var proxy = httpProxy.createProxyServer({ target: 'http://127.0.0.1:3001', ws: true });
proxy.on('error', function(e, req, res) {
    if (res && res.writeHead) { res.writeHead(502); res.end('502'); }
});
function ok(req) {
    if (!DOMAIN) return true;
    var h = (req.headers['x-real-domain'] || '') + '|' + (req.headers['x-forwarded-host'] || '') + '|' + (req.headers['host'] || '');
    return h.indexOf(DOMAIN) !== -1;
}
var s = http.createServer(function(req, res) {
    if (ok(req)) { proxy.web(req, res); } else { res.writeHead(200, {'Content-Type':'text/plain'}); res.end('200 OK'); }
});
s.on('upgrade', function(req, socket, head) {
    if (ok(req)) { proxy.ws(req, socket, head); } else { socket.destroy(); }
});
s.listen(7860, function() { console.log('[GW] 7860'); });
GWEOF

RUN cat > /gw/start.sh << 'SHEOF'
#!/bin/bash
ttyd --port 3001 --writable bash &
sleep 2
cd /gw && exec node gateway.js
SHEOF

RUN chmod +x /gw/start.sh

RUN useradd -m -s /bin/bash -u 1000 user && \
    echo "user ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers

USER user
WORKDIR /home/user

RUN echo 'export PS1='"'"'\[\033[01;32m\]\u@rock5c\[\033[00m\]:\[\033[01;34m\]\w\[\033[00m\]\$ '"'"'' > .bashrc && \
    echo 'export PATH=/usr/local/bin:$PATH' >> .bashrc && \
    echo 'export HOSTNAME=rock5c' >> .bashrc && \
    echo '' >> .bashrc && \
    echo 'echo ""' >> .bashrc && \
    echo 'echo -e "\033[1;36m  .dBBBBP dBBBBBb     dBBBBb  dBP dBBBBb  dBBBBP dBBBBBBP\033[0m"' >> .bashrc && \
    echo 'echo -e "\033[1;36m  BP           BB        dBP         dBP                   \033[0m"' >> .bashrc && \
    echo 'echo -e "\033[1;36m  \`BBBBb   dBP BB   dBP dBP dBP dBP dBP dBBBP     dBP    \033[0m"' >> .bashrc && \
    echo 'echo -e "\033[1;36m     dBP  dBP  BB  dBP dBP dBP dBP dBP dBP       dBP     \033[0m"' >> .bashrc && \
    echo 'echo -e "\033[1;36m dBBBBP'"'"' dBBBBBBB dBBBBBP dBP dBBBBBP dBP       dBP      \033[0m"' >> .bashrc && \
    echo 'echo ""' >> .bashrc && \
    echo 'echo -e "\033[1;33m  Radxa ROCK 5C | Ubuntu 22.04 LTS | RK3588S2\033[0m"' >> .bashrc && \
    echo 'echo ""' >> .bashrc

EXPOSE 7860

CMD ["/gw/start.sh"]