Nix

nix

{ config, pkgs, lib, ... }: {
    imports = [
        ./hardware-configuration.nix
        (import "${builtins.fetchTarball"https://github.com/rycee/home-manager/archive/release-20.03.tar.gz"}/nixos")
    ];

    boot.loader.systemd-boot.enable = true;
    boot.loader.efi.canTouchEfiVariables = true;
    boot.loader.grub = {
        enable = true;
        version = 2;
        device = "nodev";
        efiSupport = true;
        useOSProber = true;
    };

    fileSystems."/media/ramdisk" = {
        fsType = "tmpfs";
        neededForBoot = true;
        options = [
            "size=10m"
        ];
    };

    networking.hostName = "nixos";
    time.timeZone = "Europe/Minsk";

    hardware.pulseaudio = {
        enable = false;
        package = pkgs.pulseaudioFull;
    };

    nixpkgs.config.allowUnfree = true;
    nixpkgs.config.allowBroken = true;
    programs.fish.enable = true;

    environment.systemPackages = with pkgs; [
        # system
        wget
        htop
        neofetch
        git
        lm_sensors
        bsod
        nixfmt
        killall
        unzip
        zip
        unar
        sampler
        ranger
        vim

        # gui
        kitty
        qutebrowser
        firefox
        sublime3
        dolphin
        mc
        pywal
        conky
        lxappearance-gtk3
        libreoffice
        gnome3.gucharmap
        feh
        speedcrunch
        cacert
        qalculate-gtk
        keepassxc
        # gitkraken
        newsboat
        # thunar
        # pscircle
        tdesktop

        # langs
        (python3.withPackages (py: with py; [ requests pytest beautifulsoup4 i3ipc ]))
        pipenv
    ];

    # services
    networking.firewall.enable = false;

    services.openssh = {
        enable = true;
        permitRootLogin = "yes";
        forwardX11 = true;
    };

    environment.pathsToLink = [ "/libexec" ];
    services.xserver = {
        enable = true;
        virtualScreen = {
            x = 1680;
            y = 1050;
        };
        resolutions = [ { x = 1680; y = 1050; } ];

        windowManager.i3 = {
            enable = true;
            extraPackages = with pkgs; [
                dmenu # application launcher most people use
                # i3status # gives you the default i3 status bar
                i3lock # default i3 screen locker
                # i3blocks # if you are planning on using i3blocks over i3status
            ];
            package = pkgs.i3-gaps;
        };
    };


    services.cron = {
        enable = false;
        systemCronJobs = [
            # "*/20 * * * *  python /etc/nixos/scripts/gismeteo_parser.py > /media/ramdisk/weather "
        ];
    };

    systemd.timers.gismeteo = {
        timerConfig = {
            "OnBootSec" = "0 min";
            "OnActiveSec" = "5";
        };
        wantedBy = [ "multi-user.target" ];
    };
    systemd.services.gismeteo = {
        serviceConfig = {
            "Type" = "oneshot";
            "ExecStart"=''/run/current-system/sw/bin/fish -c "python /etc/nixos/scripts/gismeteo_parser.py > /media/ramdisk/weather"'';
            "User"="user";
        };
    };


    fonts = {
        enableFontDir = true;
        enableDefaultFonts = true;
        fonts = with pkgs; [
            jetbrains-mono
            hack-font
            fira-code
            ubuntu_font_family
            inconsolata
            noto-fonts
            noto-fonts-emoji
            iosevka
            powerline-fonts
            fantasque-sans-mono
            iosevka
            source-code-pro
            nerdfonts
            siji
            weather-icons
            helvetica-neue-lt-std
            font-awesome
        ];
    };

    users.extraUsers.user = {
        isNormalUser = true;
        home = "/home/user";
        createHome = true;
        extraGroups = [ "wheel" "networkmanager" ];
        uid = 1000;
        shell = "/run/current-system/sw/bin/fish";
    };
    home-manager.users.user = { pkgs, ... }: {
        programs = {
            git = {
                enable = true;
                userName = "ponycoder";
                userEmail = "[email protected]";
            };

            fish = {
                enable = true;
                shellAliases = {
                    "nrb" = "sudo nixos-rebuild switch";
                    "nrbc" = "sudo nixos-rebuild switch && updconf";
                    "npu" = "nix-prefetch-url --unpack";
                    "freboot" = "sudo systemctl kexec";
                    "lsconf" =
                        "sudo nix-env --list-generations --profile /nix/var/nix/profiles/system";
                };
                functions = {
                    fish_greeting = "neofetch";
                    updconf = ''
                        git --git-dir="/etc/nixos/.git" --work-tree=/etc/nixos add -A
                        git --git-dir="/etc/nixos/.git" --work-tree=/etc/nixos commit -m "$argv"
                        git --git-dir="/etc/nixos/.git" --work-tree=/etc/nixos push origin master
                    '';
                };
                plugins = [
                    {
                        name = "fish-plugins";
                        src = fetchGit {
                            url = "https://github.com/ThePonyCoder/fish-plugins.git";
                            ref = "master";
                        };
                    }
                ];
            };

            kitty = {
                enable = true;
                font.name = "JetBrains Mono";
                settings = {
                    background_opacity =  "0.8";
                    scrollback_lines = 20000;
                    dynamic_background_opacity = "yes";
                };
            };
            rofi = {
                enable = true;
                theme = "/etc/nixos/config/rofi/material";
            };
        };
        xsession.windowManager.i3 = {
            enable = true;
            package = pkgs.i3-gaps;
            config = pkgs.lib.mkForce null;
            # config.modifier = "Mod4";
            # config.bars = [ ];
            # config.modes = pkgs.lib.mkForce {};
            # config.keybindings = pkgs.lib.mkForce {};
            # configFile = pkgs.lib.mkForce "";
            extraConfig = builtins.readFile /etc/nixos/config/i3/config;
        };
        services = {
            dunst = {
                enable = true;
            };
            polybar = {
                enable = true;
                # config = /etc/nixos/config/polybar/config.ini;
                script = "/etc/nixos/config/polybar/lauch.sh";
                package = pkgs.polybarFull;
            };
            picom = {
                enable = true;
                blur = true;
                experimentalBackends = true;
                fade = false;
                fadeDelta = 5;
                fadeSteps = [ "0.03" "0.04" ];
                shadow = false;
                shadowOffsets = [ (-8) (-8) ];
                shadowOpacity = "0.65";
                # inactiveOpacity = "0.8";
            };
        };
    };

    system.stateVersion = "20.03";
}