# Production Dockerfile for WHOOSH Frontend
FROM node:18-alpine as builder

WORKDIR /app

# Copy package files
COPY package*.json ./

# Install dependencies
RUN npm ci --only=production

# Copy source code
COPY . .

# Build the application
RUN npm run build

# Production stage
FROM nginx:alpine

# Install curl for health checks
RUN apk add --no-cache curl

# Copy built application
COPY --from=builder /app/dist /usr/share/nginx/html

# Copy nginx configuration
COPY nginx.conf /etc/nginx/nginx.conf

# Set proper permissions (nginx user already exists)
RUN chown -R nginx:nginx /usr/share/nginx/html && \
    chown -R nginx:nginx /var/cache/nginx && \
    chown -R nginx:nginx /var/log/nginx && \
    chown -R nginx:nginx /etc/nginx/conf.d

RUN touch /var/run/nginx.pid && \
    chown -R nginx:nginx /var/run/nginx.pid

# nginx.conf already configured for port 8080
# RUN sed -i 's/listen 80/listen 8080/' /etc/nginx/nginx.conf

# Switch to non-root user
USER nginx

# Expose port
EXPOSE 8080

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8080 || exit 1

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