updates to code completion, gen-ai functionality, and nvim-tree

plugins/cmp.nix

@@ -1,7 +1,25 @@
 { ... }:
 {
   programs.nixvim = {
-    plugins.cmp = {
+    plugins = {
+      cmp-cmdline.enable = true;
+      cmp-git.enable = true;
+      cmp-npm.enable = true;
+      cmp-path.enable = true;
+      cmp-rg.enable = true;
+      cmp-tmux.enable = true;
+      cmp-treesitter.enable = true;
+      cmp-zsh.enable = true;
+      cmp_yanky.enable = true;
+      copilot-cmp = {
+        enable = true;
+        settings = {
+          event = ["InsertEnter" "LspAttach"]; # When to trigger Copilot
+          fix_pairs = true;  # Fix parentheses/brackets completion
+        };
+      };
+
+      cmp = {
         enable = true;
         autoEnableSources = true;
         settings = {
@@ -24,7 +42,7 @@
               option.get_bufnrs.__raw = "vim.api.nvim_list_bufs";
               keywordLength = 3;
             }
-          # { name = "copilot"; } # enable/disable copilot
+            { name = "copilot"; }
             {
               name = "path"; # file system paths
               keywordLength = 3;
@@ -154,4 +172,5 @@
         };
       };
     };
+  };
 }

plugins/codecompanion.nix

@@ -1,7 +1,20 @@
 { pkgs, ... }:
 {
-  programs.nixvim.plugins = {
-    codecompanion = {
+  programs.nixvim = {
+    keymaps = [
+      {
+        mode = [ "n" ];
+        key = "<c-c>";
+        action = ":CodeCompanionActions<CR>";
+      }
+      {
+        mode = [ "n" ];
+        key = ",c";
+        action = ":CodeCompanionChat Toggle<CR>";
+      }
+    ];
+
+    plugins.codecompanion = {
       enable = true;
 
       settings = {

plugins/default.nix

@@ -26,13 +26,7 @@
     gitsigns.enable = true;
     indent-blankline.enable = true;
     lightline.enable = false;
-    lsp-signature.enable = true;
-        # config = ''
-        #   lua << EOF
-        #   require("lsp_signature").setup()
-        #   EOF
-        # '';
-
+    # lsp-signature.enable = true;
     lualine.enable = true;
     nix.enable = true;
     noice.enable = true;
@@ -58,6 +52,7 @@
         #   EOF
         # '';
 
+    oil.enable = true;
     rainbow-delimiters.enable = true;
     sleuth.enable = true;
     treesitter.enable = false;
@@ -67,5 +62,6 @@
     # ## Only on unstable at the moment
     web-devicons.enable = true;
     which-key.enable = true;
+    yanky.enable = true;
   };
 }

plugins/luasnip.nix

@@ -1,6 +1,15 @@
 { ... }:
 {
   programs.nixvim = {
+    # keymaps = [
+    #   {
+    #     mode = "i";
+    #     key = "<c-c>";
+    #     action.__raw = ''function() require("luasnip.extras.select_choice")() end'';
+    #     options.desc = "Search";
+    #   }
+    # ];
+
     plugins.luasnip = {
       enable = true;
 
@@ -28,14 +37,5 @@
         # '';
       };
     };
-
-    # keymaps = [
-    #   {
-    #     mode = "i";
-    #     key = "<c-c>";
-    #     action.__raw = ''function() require("luasnip.extras.select_choice")() end'';
-    #     options.desc = "Search";
-    #   }
-    # ];
   };
 }

plugins/nvim-tree.nix

@@ -8,6 +8,19 @@
       };
     };
 
+    extraConfigLua = ''
+      function _G.launch_find_files_wrapped()
+          -- Try custom function first
+          local handled = require('treeutils').launch_find_files()
+
+          if handled == "default" then
+              -- If custom function didn't handle it, execute default behavior
+              local default_key = vim.api.nvim_replace_termcodes('<c-f>', true, true, true)
+              vim.api.nvim_feedkeys(default_key, 'n', false)
+          end
+      end
+    '';
+
     keymaps = [
       ## Go to current buffer's file in nvim-tree
       {
@@ -25,7 +38,7 @@
       {
         mode = [ "n" ];
         key = "<c-f>";
-        action = "<cmd>lua require('treeutils').launch_find_files()<CR>";
+        action = "<cmd>lua launch_find_files_wrapped()<CR>";
         options = { noremap = true; };
       }
       {

plugins/treeutils.lua

@@ -22,15 +22,28 @@ function M.launch_live_grep(opts)
 end
 
 function M.launch_find_files(opts)
-  return M.launch_telescope("find_files", opts)
+  return M.launch_telescope("find_files", opts, { active_only_in_tree = true })
+end
+
+function M.launch_telescope(func_name, opts, internal_opts)
+  internal_opts = internal_opts or {}
+  local buffname = vim.fn.bufname()
+  if (internal_opts.active_only_in_tree) then
+    -- Make sure this is being called in NvimTree
+    if (string.sub(buffname, 1, string.len('NvimTree')) ~= 'NvimTree') then
+      return "default"
+    end
   end
 
-function M.launch_telescope(func_name, opts)
   local telescope_status_ok, _ = pcall(require, "telescope")
   if not telescope_status_ok then
     return
   end
   local node = api.tree.get_node_under_cursor()
+  if (node == nil) then
+    -- Tree is probably not open
+    return
+  end
   local is_folder = node.fs_stat and node.fs_stat.type == 'directory' or false
   local basedir = is_folder and node.absolute_path or vim.fn.fnamemodify(node.absolute_path, ":h")
   if (node.name == '..' and TreeExplorer ~= nil) then