# Use the official nginx image based on Alpine Linux
FROM nginx:alpine

# Remove the default nginx website
RUN rm -rf /usr/share/nginx/html/*

# Copy the static website files to nginx html directory
COPY . /usr/share/nginx/html/

# Create a custom nginx configuration
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 index.htm;' >> /etc/nginx/conf.d/default.conf && \
    echo '    ' >> /etc/nginx/conf.d/default.conf && \
    echo '    # Handle URLs without extensions' >> /etc/nginx/conf.d/default.conf && \
    echo '    location / {' >> /etc/nginx/conf.d/default.conf && \
    echo '        try_files $uri $uri.html $uri/ /index.html;' >> /etc/nginx/conf.d/default.conf && \
    echo '    }' >> /etc/nginx/conf.d/default.conf && \
    echo '    ' >> /etc/nginx/conf.d/default.conf && \
    echo '    # Security headers' >> /etc/nginx/conf.d/default.conf && \
    echo '    add_header X-Frame-Options "SAMEORIGIN" always;' >> /etc/nginx/conf.d/default.conf && \
    echo '    add_header X-Content-Type-Options "nosniff" always;' >> /etc/nginx/conf.d/default.conf && \
    echo '    add_header X-XSS-Protection "1; mode=block" always;' >> /etc/nginx/conf.d/default.conf && \
    echo '    ' >> /etc/nginx/conf.d/default.conf && \
    echo '    # Static assets caching' >> /etc/nginx/conf.d/default.conf && \
    echo '    location ~* \.(css|js|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {' >> /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 && \
    echo '    # JSON files - shorter cache for blog data' >> /etc/nginx/conf.d/default.conf && \
    echo '    location ~* \.(json)$ {' >> /etc/nginx/conf.d/default.conf && \
    echo '        expires 10m;' >> /etc/nginx/conf.d/default.conf && \
    echo '        add_header Cache-Control "public";' >> /etc/nginx/conf.d/default.conf && \
    echo '    }' >> /etc/nginx/conf.d/default.conf && \
    echo '    ' >> /etc/nginx/conf.d/default.conf && \
    echo '    # HTML files - shorter cache' >> /etc/nginx/conf.d/default.conf && \
    echo '    location ~* \.(html|htm)$ {' >> /etc/nginx/conf.d/default.conf && \
    echo '        expires 1h;' >> /etc/nginx/conf.d/default.conf && \
    echo '        add_header Cache-Control "public";' >> /etc/nginx/conf.d/default.conf && \
    echo '    }' >> /etc/nginx/conf.d/default.conf && \
    echo '}' >> /etc/nginx/conf.d/default.conf

# Expose port 80
EXPOSE 80

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