feat(nvim): change cmp binds again

common/home/neovim/langs/default.nix

@@ -78,10 +78,7 @@ in {
           cmp-nvim-lsp
           cmp-path
           cmp-spell
-          cmp-treesitter
-          cmp-vsnip
           vim-vsnip
-          friendly-snippets
         ])
         ++ [
           {

common/home/neovim/plugins/cmp.lua

@@ -1,26 +1,16 @@
-local has_words_before = function()
-    local line, col = unpack(vim.api.nvim_win_get_cursor(0));
-    return col ~= 0 and vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(col, col):match('%s') == nil;
-end;
-
 local cmp = require('cmp');
-
--- If you want insert `(` after select function or method item
-local cmp_autopairs = require('nvim-autopairs.completion.cmp')
+local cmp_autopairs = require('nvim-autopairs.completion.cmp');
 
 cmp.event:on(
-  'confirm_done',
-  cmp_autopairs.on_confirm_done()
-)
+    'confirm_done',
+    cmp_autopairs.on_confirm_done()
+);
 
 cmp.setup({
     sources = {
         { name = 'nvim_lsp' },
-        { name = 'cmp_tabnine' },
-        { name = 'treesitter' },
         { name = 'buffer' },
         { name = 'path' },
-        { name = 'vsnip' },
     },
 
     snippet = {
@@ -31,14 +21,12 @@ cmp.setup({
 
     mapping = {
         -- Confirm selection
-        ['<CR>'] = cmp.mapping.confirm({ select = true }),
+        ['<Right>'] = cmp.mapping.confirm({ select = true }),
 
         -- Next selection
         ['<Down>'] = cmp.mapping(function(fallback)
             if cmp.visible() then
                 cmp.select_next_item();
-            elseif has_words_before() then
-                cmp.complete();
             else
                 fallback();
             end;
@@ -48,9 +36,11 @@ cmp.setup({
         }),
 
         -- Previous selection
-        ['<Up>'] = cmp.mapping(function()
+        ['<Up>'] = cmp.mapping(function(fallback)
             if cmp.visible() then
                 cmp.select_prev_item();
+            else
+                fallback();
             end;
         end, {
             'i',