refactor: removing needless module complexity

modules/home/programs/nixvim/plugins/vimtex.nix

@@ -0,0 +1,78 @@
+{
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkIf;
+  cfg = config.home.devtools.nixvim.plugins.vimtex;
+in {
+  options = {
+    home.devtools.nixvim.plugins.vimtex.enable = mkEnableOption "Enables VimTeX plugin for nixvim";
+  };
+
+  config = mkIf cfg.enable {
+    programs.nixvim = {
+      plugins.vimtex = {
+        enable = true;
+        settings = {
+          view_method = "zathura";
+          quickfix_enabled = true;
+          quickfix_open_on_warning = false;
+          quickfix_ignore_filters = [
+            "Underfull"
+            "Overfull"
+            "specifier changed to"
+            "Token not allowed in a PDF string"
+          ];
+          toc_config = {
+            name = "TOC";
+            layers = ["content" "todo"];
+            resize = true;
+            split_width = 50;
+            todo_sorted = false;
+            show_help = true;
+            show_numbers = true;
+            mode = 2;
+          };
+        };
+      };
+
+      files."after/ftplugin/tex.lua".keymaps = [
+        {
+          mode = "n";
+          key = "m";
+          action = ":VimtexView<cr>";
+        }
+      ];
+
+      autoCmd = [
+        {
+          event = ["BufEnter" "BufWinEnter"];
+          pattern = "*.tex";
+          command = "set filetype=tex \"| VimtexTocOpen";
+        }
+        {
+          event = "FileType";
+          pattern = ["tex" "latex"];
+          callback = ''
+            function ()
+              vim.o.foldmethod = 'expr'
+              vim.o.foldexpr = 'vimtex#fold#level(v:lnum)'
+              vim.o.foldtext = 'vimtex#fold#text()'
+            end
+          '';
+        }
+        {
+          event = "User";
+          pattern = "VimtexEventInitPost";
+          callback = "vimtex#compiler#compile";
+        }
+        {
+          event = "User";
+          pattern = "VimtexEventQuit";
+          command = "call vimtex#compiler#clean(0)";
+        }
+      ];
+    };
+  };
+}