server {
    listen 80;
    server_name dev4.4nkweb.com;
    return 301 https://$host$request_uri;
}

server {
    listen 443 ssl http2;
    server_name dev4.4nkweb.com;

    ssl_certificate     /etc/letsencrypt/live/dev4.4nkweb.com/fullchain.pem;
    ssl_certificate_key /etc/letsencrypt/live/dev4.4nkweb.com/privkey.pem;

    # Security headers (basic hardening)
    add_header Strict-Transport-Security "max-age=31536000; includeSubDomains; preload" always;
    add_header X-Frame-Options "SAMEORIGIN" always;
    add_header X-Content-Type-Options "nosniff" always;
    add_header Referrer-Policy "no-referrer" always;
    add_header Permissions-Policy "geolocation=(), microphone=(), camera=()" always;
    # Minimal CSP allowing Next.js static and same-origin; adjust later if needed
    add_header Content-Security-Policy "default-src 'self'; img-src 'self' data: blob:; script-src 'self' 'unsafe-inline' 'unsafe-eval'; style-src 'self' 'unsafe-inline'; connect-src 'self' https: wss:; font-src 'self' data:" always;

    # ihm_client (root)
    location / {
        proxy_pass http://127.0.0.1:3003;
        include /etc/nginx/proxy_params;
        proxy_http_version 1.1;
        proxy_set_header Upgrade $http_upgrade;
        proxy_set_header Connection "upgrade";
        proxy_read_timeout 300;
    }

    # Favicon (global)
    location = /favicon.ico {
        root /home/debian/lecoffre_node/conf/nginx/assets;
        try_files /favicon.ico =404;
        access_log off;
        expires 30d;
    }

    # Static assets long cache (root and /lecoffre)
    location ~* ^(/_next/static/|/lecoffre/_next/static/|/.+\.(?:css|js|png|jpg|jpeg|gif|svg|ico|webp|woff2?))$ {
        expires 30d;
        add_header Cache-Control "public, max-age=2592000, immutable" always;
        proxy_pass http://127.0.0.1:3000$request_uri;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-Proto https;
        proxy_read_timeout 300;
    }

    # lecoffre-front
    location /lecoffre/ {
        proxy_pass http://127.0.0.1:3000/;
        include /etc/nginx/proxy_params;
        proxy_set_header Host $host;
        proxy_set_header X-Forwarded-Proto https;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Prefix /lecoffre;
        proxy_read_timeout 300;
    }

    # Next.js assets and HMR under basePath
    location /lecoffre/_next/webpack-hmr {
        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-Forwarded-Proto https;
        proxy_buffering off;
        proxy_pass http://127.0.0.1:3000/_next/webpack-hmr;
        proxy_read_timeout 600s;
    }

    location /lecoffre/_next/ {
        proxy_pass http://127.0.0.1:3000/_next/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
    }

    # Favicon sous /lecoffre
    location = /lecoffre/favicon.ico {
        root /home/debian/lecoffre_node/conf/nginx/assets;
        try_files /favicon.ico =404;
        access_log off;
        expires 30d;
    }

    # Next.js assets (served at root by the app)
    location /_next/ {
        proxy_pass http://127.0.0.1:3000/_next/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
    }

    # lecoffre-back
    location /back/ {
        proxy_pass http://127.0.0.1:8080/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
    }

    # blindbit
    location /blindbit/ {
        proxy_pass http://127.0.0.1:8000/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
    }

    # signer (sdk_signer)
    location /signer/ {
        proxy_pass http://127.0.0.1:3001/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
    }

    # storage (sdk_storage)
    location /storage/ {
        proxy_pass http://127.0.0.1:8081/;
        include /etc/nginx/proxy_params;
        proxy_read_timeout 300;
    }

    # WebSocket relay on /ws → 8090
    location = /ws {
        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-Forwarded-Proto https;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_buffering off;
        proxy_pass http://127.0.0.1:8090/;
        proxy_read_timeout 600s;
    }

    location /ws/ {
        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-Forwarded-Proto https;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_buffering off;
        # Strip /ws prefix when proxying to backend root
        proxy_pass http://127.0.0.1:8090/;
        proxy_read_timeout 600s;
    }

    # Next.js HMR websocket for lecoffre-front
    location /_next/webpack-hmr {
        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-Forwarded-Proto https;
        proxy_buffering off;
        proxy_pass http://127.0.0.1:3000/_next/webpack-hmr;
        proxy_read_timeout 300;
    }
}