{ config, pkgs, ... }:

{
  programs.neovim = {
    enable = true;
    defaultEditor = true;
    viAlias = true;
    vimAlias = true;
    vimdiffAlias = true;
    extraConfig = builtins.readFile ./init.vim;
    extraLuaConfig = ''
      vim.g.mapleader = " "
      vim.keymap.set("n", "<leader>n", vim.cmd.Ex)

      vim.keymap.set("v", "J", ":m '>+1<CR>gv=gv")
      vim.keymap.set("v", "K", ":m '<-2<CR>gv=gv")

      vim.keymap.set("n", "J", "mzJ`z")
      vim.keymap.set("n", "<C-d>", "<C-d>zz")
      vim.keymap.set("n", "<C-u>", "<C-u>zz")
      vim.keymap.set("n", "n", "nzzzv")
      vim.keymap.set("n", "N", "Nzzzv")

      -- greatest remap ever
      vim.keymap.set("x", "<leader>p", [["_dP]])

      -- next greatest remap ever : asbjornHaland
      vim.keymap.set({"n", "v"}, "<leader>y", [["+y]])
      vim.keymap.set("n", "<leader>Y", [["+Y]])

      vim.keymap.set({"n", "v"}, "<leader>d", [["_d]])

      vim.keymap.set("n", "<leader>f", vim.lsp.buf.format)

      vim.keymap.set("n", "<C-k>", "<cmd>cnext<CR>zz")
      vim.keymap.set("n", "<C-j>", "<cmd>cprev<CR>zz")
      vim.keymap.set("n", "<leader>k", "<cmd>lnext<CR>zz")
      vim.keymap.set("n", "<leader>j", "<cmd>lprev<CR>zz")

      vim.keymap.set("n", "<leader>s", [[:%s/\<<C-r><C-w>\>/<C-r><C-w>/gI<Left><Left><Left>]])
      vim.keymap.set("n", "<leader>x", "<cmd>!chmod +x %<CR>", { silent = true })

      vim.keymap.set("n", "<leader><tab>", ":FZF<CR>")
      vim.keymap.set("n", "<leader>q", ":wq<CR>")
      vim.keymap.set("n", "<leader>w", ":w<CR>")

      vim.keymap.set("n", "<C-h>", "<C-w>h")
      vim.keymap.set("n", "<C-j>", "<C-w>j")
      vim.keymap.set("n", "<C-k>", "<C-w>k")
      vim.keymap.set("n", "<C-l>", "<C-w>l")

      vim.keymap.set("n", "S", ":%s//gI<Left><Left><Left>")

      -- bujo
      vim.keymap.set("n", "<C-n>", "<Plug>BujoAddnormal")
      vim.keymap.set("i", "<C-n>", "<Plug>BujoAddinsert")
      vim.keymap.set("n", "<C-p>", "<Plug>BujoChecknormal")
      vim.keymap.set("i", "<C-p>", "<Plug>BujoCheckinsert")
    '';
    plugins = with pkgs.vimPlugins; [
      # lsp
      nvim-lspconfig
      nvim-cmp
      (nvim-treesitter.withPlugins (_: pkgs.tree-sitter.allGrammars))
      # autocompletion
      cmp-nvim-lsp
      cmp-buffer
      cmp-path
      cmp-cmdline
      # tpope
      vim-surround
      vim-fugitive
      # syntax
      vim-nix
      vimtex
      # others
      vim-gitgutter
      tabular
      vimwiki
      fzf-vim
    ];
  };
}