neovim-flake/modules/visuals/config.nix

{
  pkgs,
  config,
  lib,
  ...
}:
with lib; let
  cfg = config.vim.visuals;
in {
  config = mkIf cfg.enable {
    vim.startPlugins = [
      (
        if cfg.nvimWebDevicons.enable
        then "nvim-web-devicons"
        else null
      )
      (
        if cfg.lspkind.enable
        then "lspkind"
        else null
      )
      (
        if cfg.cursorWordline.enable
        then "nvim-cursorline"
        else null
      )
      (
        if cfg.indentBlankline.enable
        then "indent-blankline"
        else null
      )
      (
        if cfg.scrollBar.enable
        then "scrollbar-nvim"
        else null
      )
      (
        if cfg.smoothScroll.enable
        then "cinnamon-nvim"
        else null
      )
      (
        if cfg.cellularAutomaton.enable
        then "cellular-automaton"
        else null
      )
    ];

    vim.luaConfigRC.visuals = nvim.dag.entryAnywhere ''
      ${
        if cfg.lspkind.enable
        then "require'lspkind'.init()"
        else ""
      }
      ${
        if cfg.indentBlankline.enable
        then ''
          -- highlight error: https://github.com/lukas-reineke/indent-blankline.nvim/issues/59
          vim.wo.colorcolumn = "99999"
          vim.opt.list = true


          ${
            if cfg.indentBlankline.eolChar == ""
            then ""
            else ''vim.opt.listchars:append({ eol = "${cfg.indentBlankline.eolChar}" })''
          }

          ${
            if cfg.indentBlankline.fillChar == ""
            then ""
            else ''vim.opt.listchars:append({ space = "${cfg.indentBlankline.fillChar}"})''
          }

          require("indent_blankline").setup {
            char = "${cfg.indentBlankline.listChar}",
            show_current_context = ${boolToString cfg.indentBlankline.showCurrContext},
            show_end_of_line = true,
          }
        ''
        else ""
      }

      ${
        if cfg.cursorWordline.enable
        then "vim.g.cursorline_timeout = ${toString cfg.cursorWordline.lineTimeout}"
        else ""
      }

      ${
        if cfg.scrollBar.enable
        then "require('scrollbar').setup{
            excluded_filetypes = {
              'prompt',
              'TelescopePrompt',
              'noice',
              'NvimTree',
              'alpha'
            },
          }"
        else ""
      }
      ${
        if cfg.smoothScroll.enable
        then "require('cinnamon').setup()"
        else ""
      }
      ${
        if cfg.cellularAutomaton.enable
        then ''
          local config = {
            fps = 50,
            name = 'slide',
          }

          -- init function is invoked only once at the start
          -- config.init = function (grid)
          --
          -- end

          -- update function
          config.update = function (grid)
          for i = 1, #grid do
            local prev = grid[i][#(grid[i])]
              for j = 1, #(grid[i]) do
                grid[i][j], prev = prev, grid[i][j]
              end
            end
            return true
          end

          require("cellular-automaton").register_animation(config)

          vim.keymap.set("n", "<leader>fml", "<cmd>CellularAutomaton make_it_rain<CR>")
        ''
        else ""
      }
    '';
  };
}