dotfiles/flake.nix

{
  description = "My awesome system config";

  /*
     ╔══════════════════════════════════════════════════════════╗
     ║                          Inputs                          ║
     ╚══════════════════════════════════════════════════════════╝
  */
  inputs = {
    # Nix
    master.url = "github:nixos/nixpkgs";
    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
    stable.url = "github:nixos/nixpkgs/nixos-22.11";

    flake-utils.url = "github:numtide/flake-utils";
    utils.url = "github:gytis-ivaskevicius/flake-utils-plus";
    utils.inputs.flake-utils.follows = "flake-utils";

    agenix.inputs.nixpkgs.follows = "nixpkgs";
    agenix.url = "github:ryantm/agenix";

    attic.inputs.flake-utils.follows = "flake-utils";
    attic.inputs.nixpkgs-stable.follows = "stable";
    attic.inputs.nixpkgs.follows = "nixpkgs";
    attic.url = "github:zhaofengli/attic";

    home-manager.inputs.nixpkgs.follows = "nixpkgs";
    home-manager.url = "github:nix-community/home-manager";

    nil.inputs.flake-utils.follows = "flake-utils";
    nil.inputs.nixpkgs.follows = "nixpkgs";
    nil.url = "github:oxalica/nil";

    pre-commit-hooks.url = "github:cachix/pre-commit-hooks.nix";

    # Neovim
    neovim-nightly-overlay.url = "github:nix-community/neovim-nightly-overlay";

    bufferline-nvim.flake = false;
    bufferline-nvim.url = "github:akinsho/bufferline.nvim";

    cmp-async-path.url = "github:FelipeLema/cmp-async-path";
    cmp-async-path.flake = false;

    comment-box-nvim.flake = false;
    comment-box-nvim.url = "github:LudoPinelli/comment-box.nvim";

    copilot-lua.flake = false;
    copilot-lua.url = "github:zbirenbaum/copilot.lua";

    gitignore-nvim.flake = false;
    gitignore-nvim.url = "github:wintermute-cell/gitignore.nvim";

    lspsaga-nvim.flake = false;
    lspsaga-nvim.url = "github:glepnir/lspsaga.nvim";

    nvim-treesitter-textsubjects.flake = false;
    nvim-treesitter-textsubjects.url = "github:RRethy/nvim-treesitter-textsubjects";

    smartcolumn-nvim.flake = false;
    smartcolumn-nvim.url = "github:m4xshen/smartcolumn.nvim";

    # Hyprland
    hypr-contrib.url = "github:hyprwm/contrib";
    hyprland.url = "github:hyprwm/Hyprland";
    hyprpaper.url = "github:hyprwm/hyprpaper";

    # Laptop
    asus-touchpad-numpad-driver.url = "github:MoritzBoehme/asus-touchpad-numpad-driver/german-layout";
    asus-touchpad-numpad-driver.flake = false;

    # Firefox user.js
    arkenfox-userjs.url = "github:arkenfox/user.js";
    arkenfox-userjs.flake = false;
  };

  /*
     ╔══════════════════════════════════════════════════════════╗
     ║                         Outputs                          ║
     ╚══════════════════════════════════════════════════════════╝
  */
  outputs =
    inputs@{ self, nixpkgs, utils, ... }:
    utils.lib.mkFlake {
      inherit self inputs;

      supportedSystems = [ "x86_64-linux" ];

      channelsConfig.allowUnfree = true;

      lib = nixpkgs.lib.extend
        (self: _: { my = import ./lib { lib = self; }; });

      /*
         ╔══════════════════════════════════════════════════════════╗
         ║                         Overlays                         ║
         ╚══════════════════════════════════════════════════════════╝
      */
      overlay = import ./overlays {
        inherit inputs;
        inherit (self) lib;
      };

      channels.nixpkgs.overlaysBuilder = _: [
        inputs.hypr-contrib.overlays.default
        inputs.hyprland.overlays.default
        inputs.neovim-nightly-overlay.overlay
        inputs.utils.overlay
        self.overlay
      ];

      overlays = utils.lib.exportOverlays
        {
          inherit (self) pkgs inputs;
        } // {
        default = self.overlay;
      };

      /*
         ╔══════════════════════════════════════════════════════════╗
         ║                         Modules                          ║
         ╚══════════════════════════════════════════════════════════╝
      */
      hostDefaults.modules = [
        ./modules/default.nix
        inputs.home-manager.nixosModule
        {
          home-manager = {
            useGlobalPkgs = true;
            useUserPackages = true;
            extraSpecialArgs = { inherit inputs self; };
          };
        }
        inputs.agenix.nixosModules.age
      ];


      hosts.nixos-laptop.modules = [
        ./hosts/nixos-laptop
      ];


      hosts.nixos-desktop.modules = [
        ./hosts/nixos-desktop
      ];

      /*
         ╔══════════════════════════════════════════════════════════╗
         ║                      Other Outputs                       ║
         ╚══════════════════════════════════════════════════════════╝
      */
      outputsBuilder = channels:
        with channels.nixpkgs; {
          devShells.default = mkShell {
            inherit (self.checks.${system}.pre-commit-check) shellHook;
            name = "dotfiles";
            packages = [
              # Secrets
              pkgs.agenix
              # cachix
              cachix
            ];
          };

          checks.pre-commit-check = inputs.pre-commit-hooks.lib."${system}".run {
            src = ./.;
            hooks = {
              nixpkgs-fmt.enable = true;
              statix.enable = true;
              shellcheck.enable = true;
              stylua.enable = true;
            };
          };

          packages = utils.lib.exportPackages self.overlays channels;
        };
    };
}