www/flake.nix

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at https://mozilla.org/MPL/2.0/.
# SPDX-License-Identifier: MPL-2.0
{
  inputs = {
    devshell = {
      url = "github:numtide/devshell";
      inputs.nixpkgs.follows = "nixpkgs";
      inputs.systems.follows = "systems";
    };
    flake-utils = {
      url = "github:numtide/flake-utils";
      inputs.systems.follows = "systems";
    };
    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
    systems.url = "github:nix-systems/default";
    zerm = {
      url = "github:ejmg/zerm";
      flake = false;
    };
  };
  outputs = {
    devshell,
    flake-utils,
    nixpkgs,
    zerm,
    ...
  }:
    (flake-utils.lib.eachDefaultSystem (system: let
      pkgs = import nixpkgs {
        inherit system;
        overlays = [
          devshell.overlays.default
        ];
      };
    in {
      formatter = pkgs.alejandra;
      devShells.default = let
        commands = [
          {package = pkgs.zola;}
        ];
        startupScript = ''
          mkdir -p themes
          ln -snf "${zerm}" "themes/zerm"
        '';
      in
        pkgs.devshell.mkShell {
          inherit commands;
          devshell.startup.themes.text = startupScript;
        };
      packages.default = pkgs.callPackage ./default.nix {inherit zerm;};
    }))
    // {
      overlays.default = final: prev: {
        www = prev.callPackage ./default.nix {inherit zerm;};
      };
    };
}