#
  # Nextcloud Service Configuration
  #
  services.nextcloud = {
    enable = true;
    # The hostname Nextcloud will use. This should be how you access it in your browser.
    # If you don't have a domain, use your server's IP address.
    hostName = "nextcloud.local"; # <--- IMPORTANT: Change to your actual domain or IP

    # Use the built-in web server (Apache in this case) provided by the Nextcloud module.
    # This means you don't need to configure services.httpd or services.nginx separately.
    inheritBuiltinWebserver = true;

    # Directory where Nextcloud will store user data.
    # Ensure this path is on a persistent storage volume.
    dataDir = "/var/lib/nextcloud/data"; # <--- IMPORTANT: Ensure this path is suitable for your setup

    # Database configuration: PostgreSQL is recommended for production.
    database = {
      type = "postgresql";
      createLocally = true; # NixOS will manage and create the PostgreSQL database
      userName = "nextcloud"; # Database username for Nextcloud
      # Securely store the database password in a file.
      # You MUST create this file before rebuilding your system (see instructions below).
      passwordFile = "/run/keys/nextcloud-db-password";
    };

    # Nextcloud application-specific configuration options.
    # These map directly to Nextcloud's config.php settings.
    config = {
      # The host Nextcloud will use for internal redirects. Should match hostName.
      overwritehost = "nextcloud.local"; # <--- IMPORTANT: Adjust if using a different hostname/IP

      # List of trusted domains/IPs from which Nextcloud can be accessed.
      # Add your server's IP address and any domain names you'll use.
      trusted_domains = [
        "nextcloud.local" # <--- IMPORTANT: Add your domain or IP here
        "192.168.1.100"   # <--- IMPORTANT: Replace with your server's actual IP address
      ];

      # Configure local memory caching for performance. APCu is recommended.
      memcache.local = "\\OC\\Memcache\\APCu";
    };

    # PHP FPM options required by Nextcloud for optimal performance.
    phpOptions = {
      "opcache.enable" = true;
      "opcache.interned_strings_buffer" = 8;
      "opcache.max_accelerated_files" = 10000;
      "opcache.memory_consumption" = 128;
      "opcache.save_comments" = 1;
      "opcache.revalidate_freq" = 1;
      "apc.enable_cli" = 1;
    };
  };