{ config, lib, pkgs, ... }:

let
  username = "brian";
  uid = 1000;
  gid = 100;

  secrets = import ./secrets.nix;

  networkShares = [
    {
      name = "seagate8tb";
      device = "//10.0.0.128/PublicShare";
      mountPoint = "/mnt/smb-seagate8tb";
    }
    {
      name = "wd4tb";
      device = "//10.0.0.65/wd4tb";
      mountPoint = "/mnt/smb-wd4tb";
    }
    {
      name = "stashapp";
      device = "//10.0.0.65/stashapp";
      mountPoint = "/mnt/smb-app";
    }

  ];

  networkFileSystems = builtins.listToAttrs (map (share: {
    name = share.mountPoint;
    value = {
      device = share.device;
      fsType = "cifs";
      options = [
        "username=${secrets."${share.name}Username"}"
        "password=${secrets."${share.name}Password"}"
        "uid=1000"
        "gid=1000"
        "file_mode=0775"
        "dir_mode=0775"
      ];
    };
  }) networkShares);
in
{
  # Only add network shares and NVMe
  # Root and boot are already in hardware-configuration.nix
  fileSystems = networkFileSystems // {
    # Your new NVMe drive ONLY
    "/mnt/nvme" = {
      device = "/dev/disk/by-label/nvmedrive";
      fsType = "ext4";
      options = [ 
        "defaults"
        "noatime"
        "discard"
        "uid=${toString uid}"
        "gid=${toString gid}"
        "fmask=022"
        "dmask=022"
      ];
    };
  };

  systemd.services.fix-nvme-permissions = {
    description = "Fix NVMe drive permissions";
    wantedBy = [ "multi-user.target" ];
    after = [ "local-fs.target" ];
    script = ''
      # Set ownership
      chown -R ${username}:users /mnt/nvme 2>/dev/null || true
      # Create game directories
      mkdir -p /mnt/nvme/games/steam
      chown -R ${username}:users /mnt/nvme/games
      # Set permissions
      chmod -R 775 /mnt/nvme 2>/dev/null || true
    '';
    serviceConfig.Type = "oneshot";    
  };

  # Create symlinks in home directory for easy access
  systemd.tmpfiles.rules =
    (map (share:
      "L+ /home/${username}/${share.name} - - - - ${share.mountPoint}"
    ) networkShares)
    ++
    [ 
      "L+ /home/${username}/nvme - - - - /mnt/nvme"
      "d /mnt/nvme/games 0775 ${username} users -"
      "d /mnt/nvme/games/steam 0775 ${username} users -"
    ];
}