# nginx.conf für Pfandsystem mit Backend-Proxy
events {}

http {
    include       mime.types;
    default_type  application/octet-stream;
    
    # Größere Upload-Limits
    client_max_body_size 20M;

    # HTTP Server (Port 80)
    server {
        listen 80;
        server_name pfandsystem.backdigital.de;
        root /usr/share/nginx/html;
        index index.html;

        # API Proxy zum Backend
        location /api/ {
            proxy_pass http://backend:3001/api/;
            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;
        }

        # Upload-Dateien vom Backend
        location /uploads/ {
            proxy_pass http://backend:3001/uploads/;
            proxy_http_version 1.1;
            proxy_set_header Host $host;
        }

        # Frontend SPA
        location / {
            try_files $uri $uri/ /index.html;
        }

        # Manifest und Icons
        location ~* \.(webmanifest|json|png)$ {
            add_header Access-Control-Allow-Origin *;
            try_files $uri =404;
        }

        # Statische Assets
        location ~* \.(js|css|jpg|jpeg|gif|ico|svg|txt|woff|woff2|ttf|eot)$ {
            expires 1y;
            add_header Cache-Control "public";
            try_files $uri =404;
        }

        # Let's Encrypt ACME Challenge
        location ^~ /.well-known/acme-challenge/ {
            root /var/www/certbot;
        }
    }

    # HTTPS Server (Port 443)
    server {
        listen 443 ssl;
        server_name pfandsystem.backdigital.de;
        root /usr/share/nginx/html;
        index index.html;

        ssl_certificate /etc/letsencrypt/live/pfandsystem.backdigital.de/fullchain.pem;
        ssl_certificate_key /etc/letsencrypt/live/pfandsystem.backdigital.de/privkey.pem;
        include /etc/letsencrypt/options-ssl-nginx.conf;
        ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;

        # API Proxy zum Backend
        location /api/ {
            proxy_pass http://backend:3001/api/;
            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;
        }

        # Upload-Dateien vom Backend
        location /uploads/ {
            proxy_pass http://backend:3001/uploads/;
            proxy_http_version 1.1;
            proxy_set_header Host $host;
        }

        # Frontend SPA
        location / {
            try_files $uri $uri/ /index.html;
        }

        # Manifest und Icons
        location ~* \.(webmanifest|json|png)$ {
            add_header Access-Control-Allow-Origin *;
            try_files $uri =404;
        }

        # Statische Assets
        location ~* \.(js|css|jpg|jpeg|gif|ico|svg|txt|woff|woff2|ttf|eot)$ {
            expires 1y;
            add_header Cache-Control "public";
            try_files $uri =404;
        }

        # Let's Encrypt ACME Challenge
        location ^~ /.well-known/acme-challenge/ {
            root /var/www/certbot;
        }
    }
}