{ config, lib, nixosConfig, pkgs, ... }:
let
  rainbow_csv = pkgs.vimUtils.buildVimPluginFrom2Nix rec {
    name = "rainbow_csv";
    src = pkgs.fetchFromGitHub {
      owner = "mechatroner";
      repo = name;
      rev = "df89266d6c03479def77793fd7a0a651986865a5";
      sha256 = "0c9b1r49vw6r3yhm6g02janyxw6d9j6bkjmv8zpdav46avmk74fh";
    };

    meta.license = lib.licenses.mit;
  };
  vim-openscad = pkgs.vimUtils.buildVimPluginFrom2Nix rec {
    name = "vim-openscad";
    src = pkgs.fetchFromGitHub {
      owner = "sirtaj";
      repo = name;
      rev = "81db508b1888fdbea994d43ccef1acd86c8af3f7";
      sha256 = "1wcdfayjpb9h0lzwdi5nda4c0ch263fdr0379l9k1gf47bgq9cx2";
    };

    meta.license = lib.licenses.publicDomain;
  };
  Vim-Jinja2-Syntax = pkgs.vimUtils.buildVimPluginFrom2Nix rec {
    name = "Vim-Jinja2-Syntax";
    src = pkgs.fetchFromGitHub {
      owner = "Glench";
      repo = name;
      rev = "5d2496eb5fd4415c7ce062ccbcd53a3f0de93aa3";
      sha256 = "1ss065b2psalli46bs3v13fhaplqydh13bg3jg3zr98wbdn70cws";
    };

    meta.license = lib.licenses.bsd3;
  };
in
{
  programs.neovim = {
    enable = true;
    package = pkgs.neovim-unwrapped;
    vimAlias = true;
    extraConfig = ''
      lua require('init')
    '';
    extraPackages = with pkgs; [
      unzip # zip.vim
    ] ++ (lib.optionals nixosConfig.sbruder.full [
      gopls
      haskell-language-server
      rnix-lsp
      rust-analyzer
      (python3.withPackages (ps: with ps; [
        pyls-isort
        pylsp-mypy
        python-lsp-black
        python-lsp-server

        # pylsp optional dependencies
        flake8
        mccabe
        pycodestyle
        pydocstyle
        pyflakes
        pylint
      ]))
      nodePackages."@tailwindcss/language-server"
      universal-ctags
    ]);
    plugins = with pkgs.vimPlugins; [
      Vim-Jinja2-Syntax
      cmp-buffer
      cmp-nvim-lsp
      cmp-path
      cmp_luasnip
      diffview-nvim
      editorconfig-nvim
      friendly-snippets
      gitsigns-nvim
      lspkind-nvim
      lualine-lsp-progress
      lualine-nvim
      luasnip
      neogit
      nvim-cmp
      nvim-lspconfig
      nvim-solarized-lua
      nvim-treesitter
      nvim-web-devicons
      plenary-nvim
      rainbow_csv
      rust-vim
      tagbar
      telescope-nvim
      telescope-ui-select-nvim
      trouble-nvim
      vim-fugitive
      vim-illuminate
      vim-markdown
      vim-nix
      vim-openscad
      vim-snippets
      vimtex
      which-key-nvim
    ];
  };

  xdg.configFile = {
    "nvim/lua/init.lua".source = ./init.lua;
    "nvim/lua/snippets.lua".source = pkgs.callPackage ./snippets.nix { };
  } // (lib.mapAttrs'
    (name: path: lib.nameValuePair "nvim/parser/${lib.removePrefix "tree-sitter-" name}.so" { source = "${path}/parser"; })
    ({
      inherit (pkgs.tree-sitter.builtGrammars)
        #tree-sitter-bash
        tree-sitter-c
        tree-sitter-cpp
        tree-sitter-css
        tree-sitter-dot
        tree-sitter-go
        tree-sitter-haskell
        tree-sitter-html
        tree-sitter-json
        #tree-sitter-latex # incompatible with VimTeX
        tree-sitter-lua
        tree-sitter-nix
        tree-sitter-perl
        tree-sitter-python
        tree-sitter-rust
        tree-sitter-scss
        tree-sitter-toml
        tree-sitter-yaml;
    }));

  home.sessionVariables.EDITOR = "nvim";
}