nixos-configs/homeManagerModules/neovim/default.nix

self: {
  config,
  lib,
  pkgs,
  ...
}: let
  inherit (lib) mkOption types;
in {
  imports = [
    ./git.nix
    ./treesitter.nix
    (import ./langs self)
    (import ./theme.nix self)
  ];

  options.programs.neovim = {
    user = mkOption {
      type = types.str;
    };
    enableIde = mkOption {
      type = types.bool;
      default = false;
    };
  };

  config.programs.neovim = {
    extraLuaConfig =
      # lua
      ''
        -- by default, the indent is 2 spaces.
        vim.opt.smartindent = true;
        vim.opt.expandtab = true;
        vim.opt.shiftwidth = 2;
        vim.opt.softtabstop = 2;
        vim.opt.tabstop = 2;

        vim.opt.number = true;
        vim.opt.relativenumber = true;

        vim.opt.undofile = true;
        vim.opt.undodir = '${config.xdg.cacheHome}/nvim/';

        -- Always show the signcolumn, otherwise it would shift
        -- the text each time diagnostics appear/become resolved
        vim.opt.signcolumn = 'yes';

        -- remove highlight on words
        vim.keymap.set('n', '<esc>', ':noh<cr><esc>', {
            noremap = true,
            silent = true,
        });

        -- https://github.com/seblj/roslyn.nvim/issues/121#issuecomment-2544076963
        vim.opt.cmdheight = 2;

        -- Get rid of deprecated messages
        vim.tbl_add_reverse_lookup = function(tbl)
            for k, v in pairs(tbl) do
                tbl[v] = k;
            end
        end;
        vim.tbl_islist = function(tbl)
            return vim.islist(tbl);
        end;
        vim.diagnostic.is_disabled = function()
            return not vim.diagnostic.is_enabled();
        end;
        vim.lsp.buf_get_clients = function()
            return vim.lsp.get_clients();
        end;
        vim.lsp.get_active_clients = function()
            return vim.lsp.get_clients();
        end;
      '';

    plugins = [
      pkgs.vimPlugins.fzfWrapper
      pkgs.vimPlugins.fzf-vim

      {
        plugin = pkgs.vimPlugins.todo-comments-nvim;
        type = "lua";
        config =
          # lua
          ''
            require('todo-comments').setup();
          '';
      }
      {
        plugin = pkgs.vimPlugins.mini-nvim;
        type = "lua";
        config =
          # lua
          ''
            -- TODO: see how this works
            local ts_input = require('mini.surround').gen_spec.input.treesitter;

            require('mini.surround').setup({
                custom_surroundings = {
                    -- Use tree-sitter to search for function call
                    f = {
                        input = ts_input({
                          outer = '@call.outer',
                          inner = '@call.inner',
                        });
                    },
                },
            });
          '';
      }

      {
        plugin = pkgs.vimPlugins.nvim-config-local;
        type = "lua";
        config =
          # lua
          ''
            require('config-local').setup({
                config_files = { '.nvim.lua', '.nvimrc', '.exrc' },

                -- Where the plugin keeps files data
                hashfile = '${config.xdg.cacheHome}/nvim/config-local',
            });
          '';
      }
    ];
  };

  # For accurate stack trace
  _file = ./default.nix;
}