nix-dotfiles/modules/hm/vim.nix

{ pkgs, ... }:
let vp = pkgs.vimPlugins; in {
  programs.neovim = {
    enable = true;

    viAlias = true;
    vimAlias = true;
    vimdiffAlias = true;

    plugins = [
      # # Git related plugins
      # vp.fugitive
      # vp.rhubarb
      vp.gitgutter

      # vp.lsp-zero-nvim
      # vp.nvim-cmp
      # vp.cmp-nvim-lsp
      # vp.nvim-lspconfig

      {
        plugin = vp.nvim-surround;
        type = "lua";
        config = ''
          require("nvim-surround").setup({})
        '';
      }

      vp.telescope-fzf-native-nvim
      {
        plugin = vp.telescope-nvim;
        type = "lua";
        config = builtins.readFile ./nvim/telescope-config.lua;
      }

      # Better UI for input and selection
      vp.dressing-nvim

      # Tree view
      {
        plugin = vp.chadtree;
        type = "lua";
        config = ''
          local chadtree = require("chadtree")

          local chadtree_settings = { }
          vim.api.nvim_set_var("chadtree_settings", chadtree_settings)

          vim.keymap.set({ "n", "v" }, "<leader>v", "<cmd>CHADopen<CR>", { desc = "Toggle file tree" })
        '';
      }

      vp.cmp-buffer # source for text in buffer
      vp.cmp-path # source for file system path
      vp.luasnip
      vp.cmp_luasnip
      vp.friendly-snippets
      {
        plugin = vp.nvim-cmp;
        type = "lua";
        config = builtins.readFile ./nvim/nvim-cmp-config.lua;
      }

      # Undo tree
      {
        plugin = vp.undotree;
        type = "lua";
        config = ''
          vim.keymap.set({ "n", "v" }, "<leader>u", vim.cmd.UndotreeToggle, { desc = "Toggle undo tree" })
        '';
      }

      # # Detect tabstop and shiftwidth automatically
      # vp.sleuth

      # LSP
      # fidget moving while LSP is working
      {
        plugin = vp.fidget-nvim;
        type = "lua";
        config = ''require("fidget").setup({})'';
      }
      vp.cmp-nvim-lsp
      vp.lsp-format-nvim
      {
        plugin = vp.nvim-lspconfig;
        type = "lua";
        config = builtins.readFile ./nvim/nvim-lspconfig-config.lua;
      }

      # # Autocompletion
      # ## Snippet engine & its associated nvim-cmp source
      # vp.luasnip
      # vp.cmp_luasnip
      # ## Adds LSP completion capabilities
      # vp.cmp-nvim-lsp
      # vp.cmp-path
      # ## Adds a number of user-friendly snippets
      # vp.friendly-snippets
      # ## NVIM CMP
      # vp.nvim-cmp

      # # Useful plugin to show you pending keybinds
      # { plugin = vp.which-key-nvim; config = ''require("which-key").setup({})''; type = "lua"; }

      # Adds git related signs to the gutter, as well as utilities for managing changes
      # {
      #   plugin = vp.gitsigns-nvim;
      #   config = ''
      #     require("gitsigns").setup({
      #       -- See `:help gitsigns.txt`
      #       signs = {
      #         add = { text = '+' },
      #         change = { text = '~' },
      #         delete = { text = '_' },
      #         topdelete = { text = '‾' },
      #         changedelete = { text = '~' },
      #       },
      #       on_attach = function(bufnr)
      #         local gs = package.loaded.gitsigns

      #         local function map(mode, l, r, opts)
      #           opts = opts or {}
      #           opts.buffer = bufnr
      #           vim.keymap.set(mode, l, r, opts)
      #         end

      #         -- Navigation
      #         map({ 'n', 'v' }, ']c', function()
      #           if vim.wo.diff then
      #             return ']c'
      #           end
      #           vim.schedule(function()
      #             gs.next_hunk()
      #           end)
      #           return '<Ignore>'
      #         end, { expr = true, desc = 'Jump to next hunk' })

      #         map({ 'n', 'v' }, '[c', function()
      #           if vim.wo.diff then
      #             return '[c'
      #           end
      #           vim.schedule(function()
      #             gs.prev_hunk()
      #           end)
      #           return '<Ignore>'
      #         end, { expr = true, desc = 'Jump to previous hunk' })

      #         -- Actions
      #         -- visual mode
      #         map('v', '<leader>hs', function()
      #           gs.stage_hunk { vim.fn.line '.', vim.fn.line 'v' }
      #         end, { desc = 'stage git hunk' })
      #         map('v', '<leader>hr', function()
      #           gs.reset_hunk { vim.fn.line '.', vim.fn.line 'v' }
      #         end, { desc = 'reset git hunk' })
      #         -- normal mode
      #         map('n', '<leader>hs', gs.stage_hunk, { desc = 'git stage hunk' })
      #         map('n', '<leader>hr', gs.reset_hunk, { desc = 'git reset hunk' })
      #         map('n', '<leader>hS', gs.stage_buffer, { desc = 'git Stage buffer' })
      #         map('n', '<leader>hu', gs.undo_stage_hunk, { desc = 'undo stage hunk' })
      #         map('n', '<leader>hR', gs.reset_buffer, { desc = 'git Reset buffer' })
      #         map('n', '<leader>hp', gs.preview_hunk, { desc = 'preview git hunk' })
      #         map('n', '<leader>hb', function()
      #           gs.blame_line { full = false }
      #         end, { desc = 'git blame line' })
      #         map('n', '<leader>hd', gs.diffthis, { desc = 'git diff against index' })
      #         map('n', '<leader>hD', function()
      #           gs.diffthis '~'
      #         end, { desc = 'git diff against last commit' })

      #         -- Toggles
      #         map('n', '<leader>tb', gs.toggle_current_line_blame, { desc = 'toggle git blame line' })
      #         map('n', '<leader>td', gs.toggle_deleted, { desc = 'toggle git show deleted' })

      #         -- Text object
      #         map({ 'o', 'x' }, 'ih', ':<C-U>Gitsigns select_hunk<CR>', { desc = 'select git hunk' })
      #       end,
      #     })
      #   '';
      #   type = "lua";
      # }

      # Cool color scheme
      {
        plugin = vp.nightfox-nvim;
        config = "colorscheme nightfox";
      }

      # Set lualine as statusline
      {
        plugin = vp.lualine-nvim;
        config = ''
          require("lualine").setup({
            options = {
              icons_enabled = false,
              theme = "nightfox",
              component_separators = "|",
              section_separators = "",
            },
          })
        '';
        type = "lua";
      }

      # # Add indentation guides even on blank lines
      # {
      #   # See `:help ibl`
      #   plugin = vp.indent-blankline-nvim;
      #   config = ''
      #     require("ibl").setup({})
      #   '';
      #   type = "lua";
      # }

      # # "gc" to comment visual regions/lines
      # {
      #   plugin = vp.comment-nvim;
      #   config = ''
      #     require("Comment").setup({})
      #   '';
      #   type = "lua";
      # }

      # vp.plenary-nvim
      # vp.telescope-fzf-native-nvim
      # vp.telescope-nvim

      # vp.nvim-treesitter-textobjects
      # vp.nvim-treesitter
    ];
    # settings = { ignorecase = true; };
    # coc.enable = true;
    extraConfig = ''
      set mouse=a
      set encoding=UTF-8
      set guifont=FiraCode\ Nerd\ Font\ Mono\ 10
      let g:airline_powerline_fonts = 1
    '';
    extraLuaConfig = ''
      vim.g.mapleader = " "
    '';
  };
}