# Nginx Configuration for PromptTech Solution Site
# Port: 5300 (Frontend) and 8181 (Backend API)

server {
    listen 5300;
    listen [::]:5300;
    server_name prompttech.dynns.com localhost;
    
    # Disable ModSecurity for this site
    modsecurity off;
    
    # Buffer sizes
    large_client_header_buffers 4 32k;
    client_header_buffer_size 8k;

    # Logs
    access_log /var/log/nginx/prompttech-access.log;
    error_log /var/log/nginx/prompttech-error.log;

    # Gzip Compression
    gzip on;
    gzip_vary on;
    gzip_proxied any;
    gzip_comp_level 6;
    gzip_types text/plain text/css text/xml application/json application/javascript application/rss+xml application/atom+xml image/svg+xml;

    # Serve built React static files
    root /media/pts/Website/PromptTech_Solution_Site/frontend/build;
    index index.html index.htm;
    
    location / {
        try_files $uri $uri/ /index.html;
    }
    
    # Static file caching
    location ~* \.(js|css|png|jpg|jpeg|gif|ico|svg|woff|woff2|ttf|eot)$ {
        expires 1y;
        add_header Cache-Control "public, immutable";
    }

    # API proxy to FastAPI backend
    location /api/ {
        proxy_pass http://127.0.0.1:8181;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection 'upgrade';
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        proxy_cache_bypass $http_upgrade;
        
        # Allow large file uploads
        client_max_body_size 100M;
        
        # Timeouts for large uploads
        proxy_connect_timeout 300s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;
    }
    
    # Proxy uploads to backend (media files) - ^~ prevents regex match
    location ^~ /uploads/ {
        proxy_pass http://127.0.0.1:8181/uploads/;
        proxy_http_version 1.1;
        proxy_set_header Host $host;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;
        
        # Cache uploaded media files
        expires 1y;
        add_header Cache-Control "public, immutable";
    }
}
