#############################################################
# ===========================================================
#  Rehoboam - LT1
#  Simple, Dev
# ===========================================================
#############################################################

{ inputs, pkgs, lib, configLib, ... }: 
{
  imports = [
    # ================= Every Host Needs This ==================== #
    ./hardware-configuration.nix

    # ==================== Hardware Modules ====================== #
    inputs.hardware.nixosModules.common-cpu-amd
    # inputs.hardware.nixosModules.common-gpu-amd
    inputs.hardware.nixosModules.common-pc-laptop

    # ====================== Disk Layout ========================= #
    inputs.disko.nixosModules.disko
    ( configLib.relativeToRoot "systems/common/disks/jeroboam.nix")
    {
      _module.args = {
        disk = "/dev/nvme0n1";
        withSwap = true;
        swapSize = "16";
      };
    }
    
    # ======================= Themeing ========================== #
    inputs.stylix.nixosModules.stylix
  ]
  ++ (map configLib.relativeToRoot [
    # = Required Configs ####################
        "systems/common/core"

    # ---------------  Host-specific Configs -------------------- #
        #"systems/common/optional/services/clamav.nix" # depends on optional/msmtp.nix
        #"systems/common/optional/msmtp.nix" # required for emailing clamav alerts
        #"systems/common/optional/services/openssh.nix" # allow remote ssh 
        "systems/common/optional/pipewire.nix" # audio
        "systems/common/optional/boot/loud_boot.nix" # for testing, otherwise quiet_boot.nix
        #"systems/common/optional/boot/quiet_boot.nix" # with plymouth pretty custom load sequence
    
    # ------------------------ Desktop --------------------------- #
        #"systems/common/optional/services/greetd.nix" # display manager
        #"systems/common/optional/hyprland.nix" # window manager

    # ---------------------- Users to Create ---------------------- #
        #"systems/common/users/zhuangzi"
        "systems/common/users/laozi"

    # ---------------------- Themeing ----------------------------- #
        "systems/common/optional/stylix.nix"
  ]);

  # set custom autologin options. see greetd.nix for details
  # TODO is there a better spot for this?
  #autoLogin.enable = true;
  #autoLogin.username = "laozi";

  # services.gnome.gnome-keyring.enable = true;
  # TODO enable and move to greetd area? may need authentication dir or something?
  # services.pam.services.greetd.enableGnomeKeyring = true;

  networking = {
    hostName = "jeroboam";
    # wireless.enable = true;
    networkmanager.enable = true;
    enableIPv6 = false;
  };
 
  # ================ HYPRLAND =================== #
  environment.sessionVariables = {
    # hack to get the cursor to become visible
    WLR_NO_HARDWARE_CURSORS = "1";
    # WLR_RENDERER_ALLOW_SOFTWARE = "1";
    # WLR_DRM_DEVICES = "1";

    # Hint electron apps to use wayland
      NIXOS_OZONE_WL = "1";
  };

    # TODO Hyprland
    #programs.hyprland = {
    #enable = true;
    #nvidiaPatches = false;
    #xwayland.enable = true;
    #};
    

    # ============== Systemd Boot ============== #
    
    boot.loader = {
        systemd-boot = {
            enable = true;
            consoleMode = "max";
        };
        efi.canTouchEfiVariables = true;
    };

    # ============ Initrd Luks ================ #

    boot = {
        kernelPackages = pkgs.linuxPackages_latest;
        supportedFilesystems = [ "btrfs" ];
        initrd = {
            kernelModules = [ "uas" "usbcore" "usb_storage" "vfat" "nls_cp437" "nls_iso8859_1" ];
            luks.devices."crypted" = {
                bypassWorkqueues = true;
                # ~~~> Define this in system configuration <~~~ search by uuid, partuuid, id, or other stable identification ~> lsblk, blkid or ls -l
                device = lib.mkDefault "/dev/disk/by-partuuid/5e65cc4c-eb35-4d62-8fcd-387d6a87c067"; 
                # crypttabExtraOpts = [ "tpm2-device=auto" ]; # tpm2 unlock
                preLVM = true;
                allowDiscards = true;
               
                # If using a USB or SD Card :
                # keyFileSize = 4096;
                # keyFile = "/key/hdd.key";

                # Use this if you want to fallback to the encryption password when the drive can't be found. HIGHLY RECCOMENDED!!!! 
                # fallbackToPassword = true;

            };
        };
        resumeDevice = "/dev/nvme0n1"; # should be pointing to disk/dev  where swap resides, for some reason my disk does not have uuid
        kernelParams = [
            # hibernation
            "resume_offset=533760"
        ];
    };
    swapDevices = [ { device = "/.swapvol/swapfile"; size=16*1024; } ]; #TODO: check module.args locally?

    hardware = {
        # Opengl
        #opengl.enable = true;
        # Most wayland compositors need this
        nvidia.modesetting.enable = false;
    };
    passthru = {
        requiredLv2Packages = {};
    };

    # Fix to enable VSCode to successfully remote SSH on a client to a NixOS host
    # https://nixos.wiki/wiki/Visual_Studio_Code # Remote_SSH
    # programs.nix-ld.enable = true;

    # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
    system.stateVersion = "24.05";
}