# Edit this configuration file to define what should be installed on
# your system. Help is available in the configuration.nix(5) man page, on
# https://search.nixos.org/options and in the NixOS manual (`nixos-help`).
{
  config,
  lib,
  pkgs,
  ...
}: {
  imports = [
    # Include the results of the hardware scan.
    ./hardware-configuration.nix
  ];

  boot.supportedFilesystems = ["btrfs"];
  hardware.enableAllFirmware = true;

  # My flake disables this by default for security reasons. However, with an encrypted setup,
  # which requires entering password before booting anyways, this is not a security concern, and
  # changing kernel params can be useful sometimes for debugging
  boot.loader.systemd-boot.editor = true;

  # CPU usage configuration for nix
  nix.settings = {
    max-jobs = 8;
    cores = 6;
  };

  # NixOS release from which this machine was first installed
  # (for stateful data, like file locations and db versions)
  # Leave this alone!
  system.stateVersion = "24.05";

  myOptions = {
    system = {
      hostname = "voyager";
      username = "itsdrike";

      sound.enable = true;
      docker.enable = true;

      impermanence = {
        root = {
          enable = true;

          # Some people use /nix/persist/system for this, leaving persistent files in /nix subvolume
          # I much prefer using a standalone subvolume for this though.
          persistentMountPoint = "/persist";

          extraDirectories = [
            "/var/log"
            "/var/lib/docker"
          ];
        };

        home = {
          enable = true;
          persistentMountPoint = "/persist/home";
          extraDirectories = [
            # Browsers
            ".mozilla"
            ".mullvad"
            ".config/chromium"

            # Applications
            ".config/spotify"
            ".config/vesktop"
            ".config/WebCord"
            ".local/share/Smart Code ltd/Stremio"
            ".config/obs-studio"
            ".config/VirtualBox"
            ".local/share/VirtualBox VMs"

            # Games
            ".local/share/PrismLauncher"
            ".local/share/Steam"

            # Tools
            ".ssh"
            ".local/share/gnupg"
            ".local/share/keyrings"
            ".local/share/zoxide"
            ".local/share/wakatime"
            ".local/share/zsh"
            ".config/nvim"
            ".local/share/nvim"
            ".local/state/nvim"
            ".config/github-copilot"
            ".config/ipython"
            ".cache/pre-commit"
            ".cache/venv-selector"
            ".local/share/direnv"

            # Services
            ".local/state/wireplumber" # volume settings

            # Language package managers
            ".local/share/cargo"
            ".local/share/go"
            ".config/rye"

            # University crap
            "Android/Sdk"
            "AndroidStudioProjects"
            ".android"
          ];
          extraFiles = [
            ".config/gtk-3.0/bookmarks"
            ".config/git/git-credentials"
            ".cache/walker/history.gob"
            ".config/pcmanfm-qt/default/recent-files.conf"
            ".config/qalculate/qalculate-gtk.cfg"
            ".config/gh/hosts.yml"
            ".local/state/python_history"
          ];

          persistentDataMountPoint = "/data/Data";
          extraDataDirectories = [
            # Nixos flake
            "dots"

            # XDG user dirs
            "Downloads"
            "Media"

            # Other personal data
            "Personal"
          ];
          extraDataFiles = [];
        };

        # Configure automatic root subvolume wiping on boot from initrd
        autoWipeBtrfs = {
          enable = true;
          devices."/dev/disk/by-label/NIXOS-FS".subvolumes = ["root"];
        };
      };

      boot = {
        secure-boot.enable = true;
        #tmpOnTmpfs = true;
      };
    };

    device = {
      roles = {
        type = "laptop";
        virtual-machine = false;
        isUniMachine = true;
      };
      cpu.type = "amd";
      gpu.type = "amd";
      hasTPM = true;
      bluetooth.enable = true;
    };

    security = {
      auditd = {
        enable = true;
        autoPrune.enable = true;
      };
    };

    workstation = {
      printing = {
        enable = true;
        hplip.enable = true;
      };
    };

    home-manager = {
      enable = true;
      stateVersion = "24.05";

      git = {
        userName = "ItsDrike";
        userEmail = "itsdrike@protonmail.com";
        signing = {
          enable = true;
          key = "FA2745890B7048C0";
        };
      };

      wms.hyprland = {
        enable = true;
        monitor = [
          # Primary / laptop display
          "eDP-1, 1920x1200@60, 0x1080, 1"

          # HDMI-A-1 above primary
          #"HDMI-A-1, 1920x1080@60, 0x0, 1"

          # HDMI-A-1 left to primary
          "HDMI-A-1, 1920x1080@60, 1920x1080, 1"

          # Mirror the primary (laptop) monitor on externals
          ", preferred, auto, 1, mirror, eDP-1"
        ];
      };

      programs = {
        bars.eww.enable = true;
        screen-lockers.hyprlock.enable = true;
        browsers = {
          firefox.enable = true;
          chromium.enable = true;
          mullvad-browser.enable = true;
        };
        tools = {
          fastfetch.enable = true;
          hyfetch.enable = true;
        };
        applications = {
          spotify.enable = true;
          stremio.enable = true;
          vesktop = {
            enable = true;
            autoStart = true;
          };
          webcord.enable = true;
          mpv.enable = true;
          nomacs.enable = true; # TODO: probably disable
          qimgv.enable = true;
          qbittorrent.enable = true;
          obs.enable = true;
          iamb = {
            enable = true;
            profiles.default = {
              userId = "@itsdrike:envs.net";
              homeServer = "https://matrix.envs.net";
            };
          };
          qalculate-gtk.enable = true;
          virtualbox.enable = true;
          wireshark.enable = true;
        };
        file-managers = {
          pcmanfm-qt.enable = true;
        };
        coding = {
          python.enable = true;
        };
        games = {
          steam.enable = true;
          lutris.enable = true;
          prismlauncher.enable = true;
        };
      };

      services = {
        dunst.enable = true;
        hyprpaper = {
          enable = true;
          # This file intentionally lacks a file extension, it should be a symlink
          # to whatever file you wish to actually be your wallpaper
          wallpaperPath = "/data/Data/Media/Pictures/Wallpapers/active";
        };
        hypridle.enable = true;
      };
    };
  };
}