# Build stage
FROM node:18-alpine AS build

# Set working directory
WORKDIR /app

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

# Install dependencies
RUN npm install

# Copy application code
COPY . .

# Build argument for API URL (can be overridden at build time)
ARG VITE_API_URL
ENV VITE_API_URL=${VITE_API_URL}

# Build the application
RUN npm run build

# Production stage
FROM nginx:alpine

# Remove default nginx config
RUN rm /etc/nginx/conf.d/default.conf

# Create custom nginx config
RUN echo 'server {' > /etc/nginx/conf.d/default.conf && \
    echo '    listen 80;' >> /etc/nginx/conf.d/default.conf && \
    echo '    server_name _;' >> /etc/nginx/conf.d/default.conf && \
    echo '    root /usr/share/nginx/html;' >> /etc/nginx/conf.d/default.conf && \
    echo '    index index.html;' >> /etc/nginx/conf.d/default.conf && \
    echo '' >> /etc/nginx/conf.d/default.conf && \
    echo '    # Enable gzip compression' >> /etc/nginx/conf.d/default.conf && \
    echo '    gzip on;' >> /etc/nginx/conf.d/default.conf && \
    echo '    gzip_vary on;' >> /etc/nginx/conf.d/default.conf && \
    echo '    gzip_min_length 1024;' >> /etc/nginx/conf.d/default.conf && \
    echo '    gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml+rss application/json;' >> /etc/nginx/conf.d/default.conf && \
    echo '' >> /etc/nginx/conf.d/default.conf && \
    echo '    location / {' >> /etc/nginx/conf.d/default.conf && \
    echo '        try_files $uri $uri/ /index.html;' >> /etc/nginx/conf.d/default.conf && \
    echo '    }' >> /etc/nginx/conf.d/default.conf && \
    echo '' >> /etc/nginx/conf.d/default.conf && \
    echo '    # Cache static assets' >> /etc/nginx/conf.d/default.conf && \
    echo '    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {' >> /etc/nginx/conf.d/default.conf && \
    echo '        expires 1y;' >> /etc/nginx/conf.d/default.conf && \
    echo '        add_header Cache-Control "public, immutable";' >> /etc/nginx/conf.d/default.conf && \
    echo '    }' >> /etc/nginx/conf.d/default.conf && \
    echo '}' >> /etc/nginx/conf.d/default.conf

# Copy built files from build stage
COPY --from=build /app/dist /usr/share/nginx/html

# Expose port 80
EXPOSE 80

# Start nginx
CMD ["nginx", "-g", "daemon off;"]