{ pkgs, lib, ... }: let
  # installs a vim plugin from git with a given tag / branch
  plugin = owner: repo: rev: hash: pkgs.vimUtils.buildVimPlugin {
    pname = "${lib.strings.sanitizeDerivationName repo}";
    version = rev;
    src = pkgs.fetchFromGitHub {
      inherit rev owner repo hash;
    };
  };
  fileContents = lib.strings.fileContents;
in {
  # TODO: make a gradle module and have java in device-vars.nix
  xdg.dataFile = {
    ".gradle/gradle.properties".source =
      pkgs.writeText "gradle.properties" ''
        org.gradle.java.home = ${pkgs.temurin-bin-17}
      '';
  };
  home.packages = with pkgs; [
    gradle
    gradle-completion # FIXME: not working
  ];

  programs = {

    java = {
      enable = true;
      package = pkgs.temurin-bin-17;
    };

    neovim = {
      enable = true;
      package = pkgs.neovim-nightly;
      withNodeJs = true;
      withPython3 = true;
      withRuby = false;

      defaultEditor = true;
      viAlias = true;
      vimAlias = true;

      extraPackages = with pkgs; [
        nodejs_latest
        nodePackages.npm
        nodePackages.neovim
        gradle

        bat

        nil
      ];
      extraPython3Packages = ps: [
        ps.pylint
      ];

      coc = {
        enable = true;
        settings = {
          # General
          "colors.enable" = true;
          "coc.preferences.formatOnType" = true;
          "diagnostic.checkCurrentLine" = true;
          "inlayHint.enable" = false;

          # Eslint
          "eslint.format.enable" = true;
          "eslint.autoFixOnSave" = true;

          # Stylelint
          "stylelintplus.enable" = true;
          "stylelintplus.cssInJs" = true;
          "stylelintplus.autoFixOnSave" = true;
          "stylelintplus.autoFixOnFormat" = true;
          "css.validate" = false;
          "less.validate" = false;
          "scss.validate" = false;
          "wxss.validate" = false;

          # Lua lsp
          "Lua.misc.parameters" = [
            "--metapath"
            "~/.cache/sumneko_lua/meta"
            "--logpath"
            "~/.cache/sumneko_lua/log"
          ];
          "Lua.workspace.library" = [
            "$\{3rd\}/luv/library"
          ];
          sumneko-lua = {
            serverDir = "${pkgs.lua-language-server}/share/lua-language-server";
            enableNvimLuaDev = true;
          };

          # Nix
          languageserver = {
            nix = {
              command = "nil";
              filetypes = [ "nix" ];
              rootPatterns =  [ "flake.nix" ];
            };
          };

          # Misc
          "java.jdt.ls.java.home" = "${pkgs.temurin-bin-17}";
          "bashIde.shellcheckPath" = "${pkgs.shellcheck}/bin/shellcheck";
        };
      };

      extraConfig = fileContents ./base.vim;

      plugins = with pkgs.vimPlugins; [
        # Coc configured
        coc-css
        coc-eslint
        coc-java
        coc-sh
        coc-stylelintplus
        {
          plugin = coc-snippets;
          type = "viml";
          config = fileContents ./plugins/snippets.vim;
        }

        ## Lua
        coc-sumneko-lua
        neodev-nvim

        ## Fzf
        coc-fzf
        fzfWrapper
        fzf-vim

        coc-highlight
        coc-json
        coc-pyright
        coc-vimlsp
        coc-yaml
        coc-toml
        coc-markdownlint
        coc-tsserver
        fugitive

        {
          plugin = dracula-nvim;
          type = "viml";
          config = fileContents ./plugins/dracula.vim;
        }
        {
          plugin = lualine-nvim;
          type = "lua";
          config = fileContents ./plugins/lualine.lua;
        }
        {
          plugin = todo-comments-nvim;
          type = "lua";
          config = "require('todo-comments').setup()";
        }
        {
          plugin = gitsigns-nvim;
          type = "lua";
          config = fileContents ./plugins/gitsigns.lua;
        }
        {
          plugin = nvim-autopairs;
          type = "lua";
          config = fileContents ./plugins/autopairs.lua;
        }
        nvim-treesitter-context
        nvim-treesitter-textobjects
        {
          plugin = nvim-treesitter.withAllGrammars;
          type = "viml";
          config = fileContents ./plugins/treesitter.vim;
        }
        {
          plugin = (plugin "lukas-reineke" "indent-blankline.nvim"
                    "046e2cf04e08ece927bacbfb87c5b35c0b636546"
                    "sha256-bhoep8aTYje5K/dZ/XmpwBPn4PBEMPrmw33QJdfFe6M=");
          type = "lua";
          config = fileContents ./plugins/indent.lua;
        }
        {
          plugin = mini-nvim;
          type = "lua";
          config = fileContents ./plugins/mini.lua;
        }
        {
          plugin = neo-tree-nvim;
          type = "viml";
          config = ''
            ${fileContents ./plugins/neotree.vim}

            lua << EOF
              ${fileContents ./plugins/neotree.lua}
            EOF
          '';
        }
      ];
    };
  };
}