# ===============================
# Base: Ubuntu 22.04
# code-server + Go + Node.js + PHP + Python
# XFCE + TigerVNC + noVNC
# ===============================
FROM ubuntu:22.04

ENV DEBIAN_FRONTEND=noninteractive

ENV NVM_DIR=/usr/local/nvm
ENV NODE_VERSION=22

ENV GO_VERSION=1.23.2

ENV PATH=$NVM_DIR/versions/node/v$NODE_VERSION/bin:/usr/local/go/bin:$PATH

# -------------------------------
# Create coder user (passwordless sudo)
# -------------------------------
USER root

RUN apt-get update && apt-get install -y sudo \
    && useradd -m -s /bin/bash coder \
    && echo "coder ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers

WORKDIR /home/coder

# -------------------------------
# System Dependencies
# -------------------------------
RUN apt-get update && apt-get install -y \
    curl \
    wget \
    git \
    unzip \
    zip \
    gnupg \
    ca-certificates \
    software-properties-common \
    build-essential \
    python3 \
    python3-pip \
    python3-venv \
    php \
    php-cli \
    php-mbstring \
    php-xml \
    php-curl \
    php-zip \
    php-gd \
    php-bcmath \
    php-intl \
    redis-tools \
    openjdk-17-jdk \
    clang \
    cmake \
    ninja-build \
    pkg-config \
    \
    # XFCE Desktop
    xfce4 \
    xfce4-goodies \
    \
    # VNC + noVNC
    tigervnc-standalone-server \
    novnc \
    websockify \
    \
    # Node.js / npm
    nodejs \
    npm \
    \
    && rm -rf /var/lib/apt/lists/*

# -------------------------------
# Install Go
# -------------------------------
RUN curl -LO https://go.dev/dl/go${GO_VERSION}.linux-amd64.tar.gz \
    && tar -C /usr/local -xzf go${GO_VERSION}.linux-amd64.tar.gz \
    && rm go${GO_VERSION}.linux-amd64.tar.gz

# -------------------------------
# Install NVM + Node 22 + Yarn + pnpm
# -------------------------------
RUN mkdir -p $NVM_DIR \
    && curl -o- https://raw.githubusercontent.com/nvm-sh/nvm/v0.39.7/install.sh | bash \
    && . $NVM_DIR/nvm.sh \
    && nvm install $NODE_VERSION \
    && nvm use $NODE_VERSION \
    && npm install -g yarn pnpm \
    && ln -sf $NVM_DIR/versions/node/v$NODE_VERSION/bin/node /usr/local/bin/node \
    && ln -sf $NVM_DIR/versions/node/v$NODE_VERSION/bin/npm /usr/local/bin/npm \
    && ln -sf $NVM_DIR/versions/node/v$NODE_VERSION/bin/npx /usr/local/bin/npx \
    && ln -sf $NVM_DIR/versions/node/v$NODE_VERSION/bin/yarn /usr/local/bin/yarn \
    && ln -sf $NVM_DIR/versions/node/v$NODE_VERSION/bin/pnpm /usr/local/bin/pnpm

# -------------------------------
# Install ngrok
# -------------------------------
RUN curl -s https://ngrok-agent.s3.amazonaws.com/ngrok.asc \
        | tee /etc/apt/trusted.gpg.d/ngrok.asc >/dev/null \
    && echo "deb https://ngrok-agent.s3.amazonaws.com buster main" \
        | tee /etc/apt/sources.list.d/ngrok.list \
    && apt-get update \
    && apt-get install -y ngrok \
    && rm -rf /var/lib/apt/lists/*

# -------------------------------
# Install code-server
# -------------------------------
RUN curl -fsSL https://code-server.dev/install.sh | sh

# -------------------------------
# XFCE + VNC configuration
# -------------------------------
USER coder

RUN mkdir -p /home/coder/.vnc \
    /home/coder/.config \
    /home/coder/.local/share/code-server \
    /home/coder/workspace

# VNC startup script
RUN printf '%s\n' \
    '#!/bin/sh' \
    'unset SESSION_MANAGER' \
    'unset DBUS_SESSION_BUS_ADDRESS' \
    'startxfce4 &' \
    > /home/coder/.vnc/xstartup \
    && chmod +x /home/coder/.vnc/xstartup

# -------------------------------
# Workspace
# -------------------------------
WORKDIR /home/coder/workspace

# -------------------------------
# Ports
# -------------------------------
# 7860 = code-server
# 5901 = VNC
# 6080 = noVNC
EXPOSE 7860 5901 6080

# -------------------------------
# Start code-server
# -------------------------------
CMD ["bash", "-c", "code-server --bind-addr 0.0.0.0:7860 --auth password --user-data-dir /home/coder/.local/share/code-server"]