server {
    listen 80;
    server_name localhost;

    # Soporte MIME type para WebAssembly (Flutter CanvasKit / WASM)
    include /etc/nginx/mime.types;
    types {
        application/wasm wasm;
    }

    # Compression optimizations
    gzip on;
    gzip_vary on;
    gzip_min_length 10240;
    gzip_proxied expired no-cache no-store private auth;
    gzip_types text/plain text/css text/xml text/javascript application/x-javascript application/xml application/javascript application/json application/wasm;
    gzip_disable "MSIE [1-6]\.";

    location /api/ {
        proxy_pass https://api.hidalyx.com;

        proxy_http_version 1.1;

        proxy_set_header Host api.hidalyx.com;
        proxy_ssl_server_name on;
        proxy_set_header X-Real-IP $remote_addr;
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header X-Forwarded-Proto $scheme;

        proxy_connect_timeout 60s;
        proxy_send_timeout 300s;
        proxy_read_timeout 300s;

        proxy_redirect off;
    }
    
    location / {
        root /usr/share/nginx/html;
        index index.html index.htm;
        try_files $uri $uri/ /index.html;
        
        # Disable caching for entrypoint html
        add_header Cache-Control "no-store, no-cache, must-revalidate, proxy-revalidate, max-age=0";
        add_header Pragma "no-cache";
        add_header Expires "0";
    }

    # NEVER CACHE JavaScript entrypoints, manifests, service worker or version files
    location ~* (?:index\.html|.*\.js|version\.json|manifest\.json|AssetManifest.*|FontManifest.*|flutter_service_worker\.js)$ {
        root /usr/share/nginx/html;
        add_header Cache-Control "no-store, no-cache, must-revalidate, proxy-revalidate, max-age=0" always;
        add_header Pragma "no-cache" always;
        add_header Expires "0" always;
        add_header Cloudflare-CDN-Cache-Control "no-store, no-cache, max-age=0" always;
        add_header CDN-Cache-Control "no-store, no-cache, max-age=0" always;
    }

    # Font files and icons (MaterialIcons, Inter, Cupertino):
    # Short cache with mandatory revalidation to immediately load new glyphs on deploy
    location ~* \.(?:otf|ttf|woff2?|eot)$ {
        root /usr/share/nginx/html;
        expires 1h;
        add_header Cache-Control "public, max-age=3600, must-revalidate" always;
        add_header Access-Control-Allow-Origin "*" always;
    }

    # Static media assets (images, audio, css, wasm)
    location ~* \.(?:ico|css|gif|jpe?g|png|wasm)$ {
        root /usr/share/nginx/html;
        expires 7d;
        add_header Cache-Control "public, max-age=604800" always;
    }

    # SVGs (quick revalidation to avoid stale logo caches)
    location ~* \.svg$ {
        root /usr/share/nginx/html;
        add_header Cache-Control "no-cache, must-revalidate" always;
        add_header Pragma "no-cache" always;
    }

    error_page 500 502 503 504 /50x.html;
    location = /50x.html {
        root /usr/share/nginx/html;
    }

    
}