{ config, pkgs, ... }:

{
  # Home Manager needs a bit of information about you and the paths it should
  # manage.
  home.username = "blue";
  home.homeDirectory = "/home/blue";

  # This value determines the Home Manager release that your configuration is
  # compatible with. This helps avoid breakage when a new Home Manager release
  # introduces backwards incompatible changes.
  #
  # You should not change this value, even if you update Home Manager. If you do
  # want to update the value, then make sure to first check the Home Manager
  # release notes.
  home.stateVersion = "24.05"; # Please read the comment before changing.

  # The home.packages option allows you to install Nix packages into your
  # environment.
  home.packages = [
    # add grimblast screenshot tool
    pkgs.grimblast
    pkgs.hyprpaper
    # # It is sometimes useful to fine-tune packages, for example, by applying
    # # overrides. You can do that directly here, just don't forget the
    # # parentheses. Maybe you want to install Nerd Fonts with a limited number of
    # # fonts?
    # (pkgs.nerdfonts.override { fonts = [ "FantasqueSansMono" ]; })

    # # You can also create simple shell scripts directly inside your
    # # configuration. For example, this adds a command 'my-hello' to your
    # # environment:
    # (pkgs.writeShellScriptBin "my-hello" ''
    #   echo "Hello, ${config.home.username}!"
    # '')
  ];

  # Home Manager is pretty good at managing dotfiles. The primary way to manage
  # plain files is through 'home.file'.
  home.file = {
    # # Building this configuration will create a copy of 'dotfiles/screenrc' in
    # # the Nix store. Activating the configuration will then make '~/.screenrc' a
    # # symlink to the Nix store copy.
    # ".screenrc".source = dotfiles/screenrc;

    # # You can also set the file content immediately.
    # ".gradle/gradle.properties".text = ''
    #   org.gradle.console=verbose
    #   org.gradle.daemon.idletimeout=3600000
    # '';
  };

  # Home Manager can also manage your environment variables through
  # 'home.sessionVariables'. These will be explicitly sourced when using a
  # shell provided by Home Manager. If you don't want to manage your shell
  # through Home Manager then you have to manually source 'hm-session-vars.sh'
  # located at either
  #
  #  ~/.nix-profile/etc/profile.d/hm-session-vars.sh
  #
  # or
  #
  #  ~/.local/state/nix/profiles/profile/etc/profile.d/hm-session-vars.sh
  #
  # or
  #
  #  /etc/profiles/per-user/blue/etc/profile.d/hm-session-vars.sh
  #
  home.sessionVariables = {
    # EDITOR = "emacs";
  };

  # Let Home Manager install and manage itself.
  programs.home-manager.enable = true;

  # Enable Hyprland compositor
  wayland.windowManager.hyprland = {
    enable = true;
    package = pkgs.hyprland;
    xwayland.enable = true;
    # Autostart using systemd
    systemd.enable = true;
    extraConfig = ''
#      exec-once = waybar

      # Monitor settings
      monitor = eDP-2, 2560x1600@165, 0x0, auto # main laptop monitor
      monitor = DP-3, 1920x1080@60, -1280x-1080, auto # left external monitor
      monitor = DP-2, 1920x1080@60, 640x-1080, auto # right external monitor
      
      debug:disable_logs = false

      # Move/resize windows with mainMod + LMB/RMB and dragging
      bindm = $mod, mouse:272, movewindow
      bindm = $mod, mouse:273, resizewindow
    '';
  };
  # Hyprland configuration
  wayland.windowManager.hyprland.settings = {
    "$mod" = "SUPER";
    input = { kb_layout = "gb"; };
    bind =
      [
        # Keybinds for starting programs
        "$mod, F, exec, firefox"
        ", Print, exec, grimblast copy area"
        "$mod, 1, exec, alacritty"
        "$mod, l, exec, hyprlock" 
      ]
      ++ (
        # workspaces
        # binds $mod + [shift +] {1..10} to [move to] workspace {1..10}
        builtins.concatLists (builtins.genList (
            x: let
              ws = let
                c = (x + 1) / 10;
              in
                builtins.toString (x + 1 - (c * 10));
            in [
              "$mod, ${ws}, workspace, ${toString (x + 1)}"
              "$mod SHIFT, ${ws}, movetoworkspace, ${toString (x + 1)}"
            ]
          )
          10)
      );
  };
  
  programs.waybar = {
    enable = true;
    settings = {
      mainBar = {
        layer = "top";
        position = "top";
        height = 30;
        output = [
          "eDP-2"
          "DP-2"
          "DP-3"
        ];
        modules-left = [ "wlr/workspaces" "wlr/mode" "wlr/taskbar" ];
        modules-center = [ "wlr/window" "clock" ];
        modules-right = [ "idle_inhibitor", "pulseaudio", "backlight", "battery", "tray" ];

        "custom/hello-from-waybar" = {
          format = "hello {}";
          max-length = 40;
          interval = "once";
          exec = pkgs.writeShellScript "hello-from-waybar" ''
            echo "from within waybar"
          '';
        };
      };
    };
  };

  programs.alacritty = {
    enable = true;
    package = pkgs.alacritty;
    settings = {
      window.dimensions = {
        lines = 3;
        columns = 200;
      };
#      keyboard.bindings = [
#        {
#          key = "K";
#          mods = "Control";
#          chars = "\\u000c";
#        }
#      ];
    };
  };

#  programs.hyprpaper = {
#    enable = true;
#    settings = {
#      ipc = "on";
#      splash = false;
#      splash_offset = 2.0;

#      preload = [ "~/Pictures/wallpaper.png" ];

#      wallpaper = [
#        ",~/Pictures/wallpaper.png"
#      ];
#    };
#  };
  programs.hyprlock = {
    enable = true;
    settings = {
      general = {
        disable_loading_bar = true;
        grace = 5;
        hide_cursor = true;
        no_fade_in = false;
      };

      background = [
        {
          path = "screenshot";
          blur_passes = 3;
          blur_size = 8;
        }
      ];

      input-field = [
        {
          size = "200, 50";
          position = "0, -80";
          monitor = "eDP-2";
          dots_center = true;
          fade_on_empty = false;
          font_color = "rgb(202, 211, 245)";
          inner_color = "rgb(91, 96, 120)";
          outer_color = "rgb(24, 25, 38)";
          outline_thickness = 5;
#          placeholder_text = "<span foreground="##cad3f5">Password...</span>";
#          shadow_passes = 2;
        }
      ];
    };
  };
  services.blueman-applet.enable = true;
}