# Stage 1: Base stage
FROM node:18 AS base

# Set the working directory
WORKDIR /app

# Copy package.json and package-lock.json
COPY package*.json ./

# Install dependencies
RUN npm install

# Copy the rest of the application files
COPY . .

# Define build arguments
ARG NODE_ENV
ENV NODE_ENV=$NODE_ENV

# Stage 2: Development stage
FROM base AS dev

# Expose ports needed for the development server and hot module reloading
EXPOSE 5173 24678

# In development mode, run the dev server
CMD ["npm", "run", "dev", "--", "--host"]

# Stage 3: Build for production
FROM base AS build

# Build the Svelte app in production mode
RUN npm run build

# Stage 4: Production stage
FROM node:18-alpine AS prod

# Install a lightweight server to serve the production build
RUN npm install -g serve

# Set the working directory
WORKDIR /app

# Copy the built files from the build stage
COPY --from=build /app/build /app/build

# Expose port 5000 for serving the production app
EXPOSE 5000

# Serve the production build
CMD ["serve", "-s", "build", "-l", "5000"]