working nvim config with nice autocomplete

profiles/nvim/nvim.nix

@@ -21,18 +21,8 @@ let
 					sha256 = "000000000000000000000000PJ023iJyMz6vak3qh4=";
 				};
 			};
-			taskwiki-t = pkgs.vimUtils.buildVimPluginFrom2Nix {
-				pname = "taskwiki";
-				version = "2021-09-22";
-				src = pkgs.fetchFromGitHub {
-					owner = "tools-life";
-					repo = "taskwiki";
-					rev = "c4392c36c01cfffcb06f460d722990b98bc53bdb";
-					sha256 = "QrxFqu/Y6FykXGqIlK52+nDwmnBhubURl6v2Zc/KwPw=";
-				};
-				meta.homepage = "https://github.com/tools-life/taskwiki/";
-			};
 	};
+
 	my-python-packages = python-packages: with python-packages; [
 		tasklib
 		pynvim
@@ -65,6 +55,7 @@ in
 	configure = {
 		packages.myPlugins = with pkgs.vimPlugins; {
 			start = [ 
+				# general
 				vim-nix
 				fzf-vim
 				vim-elixir
@@ -77,6 +68,9 @@ in
 				rainbow_parentheses-vim
 				vim-surround
 				vim-devicons
+				nvim-web-devicons
+				direnv-vim
+
 				# kitaab stuff
 				vimwiki
 				taskwiki
@@ -84,6 +78,7 @@ in
 				telescope-nvim
 				plenary-nvim
 				bufferline-nvim
+
 				# lsp stuff
 				ale
 				nvim-lspconfig
@@ -94,10 +89,15 @@ in
 				cmp-buffer
 				cmp-tabnine
 				lspkind-nvim
+				cmp-path
+				cmp-spell
+				nvim-autopairs
+
 				# git stuff
 				vim-fugitive
 				gitsigns-nvim
 				fzf-checkout-vim
+
 				# Clojure stuff
 				conjure
 				vim-sexp
@@ -133,6 +133,22 @@ in
 
 			" set spell
 			set spelllang=en_gb
+			set ignorecase
+			set smartcase
+			set incsearch
+			" if hidden is not set, TextEdit might fail.
+			set hidden
+			" Some servers have issues with backup files, see #649
+			set nobackup
+			set nowritebackup
+			" Better display for messages
+			set cmdheight=2
+			" You will have bad experience for diagnostic messages when it's default 4000.
+			set updatetime=300
+			" don't give |ins-completion-menu| messages.
+			set shortmess+=c
+			" always show signcolumns
+			set signcolumn=yes
 
 			" window
 			nmap <leader>wh :topleft	vnew<CR>
@@ -168,6 +184,7 @@ in
 			nnoremap <leader>fg <cmd>Telescope live_grep<cr>
 			nnoremap <leader>fb <cmd>Telescope buffers<cr>
 			nnoremap <leader>fh <cmd>Telescope help_tags<cr>
+			nnoremap <leader>ft <cmd>Telescope tags<cr>
 
 			" exit normal mode in terminal
 			:tnoremap <C-n> <C-\><C-n>
@@ -176,7 +193,7 @@ in
 			" let g:sexp_filetypes = [ "fennel" ]
 
 			let g:rainbow_active = 0
-			autocmd BufReadPost,BufNewFile c,py,nix RainbowParenthesesToggleAll
+			autocmd BufReadPost,BufNewFile c,clj,cljs RainbowParenthesesToggleAll
 
 			" general commands
 			map <leader>t :NERDTreeToggle<CR>
@@ -234,29 +251,9 @@ in
 			" fzf
 			let g:fzf_layout = { 'window': { 'width': 0.8, 'height': 0.8 } }
 
-			" ALE + clj-kondo
+			" ALE 
 			let g:ale_linters = {'clojure': ['clj-kondo'], 'python': ['black', 'pylint']}
 
-			" if hidden is not set, TextEdit might fail.
-			set hidden
-
-			" Some servers have issues with backup files, see #649
-			set nobackup
-			set nowritebackup
-
-			" Better display for messages
-			set cmdheight=2
-
-			" You will have bad experience for diagnostic messages when it's default 4000.
-			set updatetime=300
-
-			" don't give |ins-completion-menu| messages.
-			set shortmess+=c
-
-			" always show signcolumns
-			set signcolumn=yes
-
-
 			" lsp commands
 			nnoremap <leader>vd :lua vim.lsp.buf.definition()<CR>
 			nnoremap <leader>vi :lua vim.lsp.buf.implementation()<CR>
@@ -277,51 +274,80 @@ in
 			" lua config 
 			lua <<EOF
 -- Setup nvim-cmp.
-local cmp = require'cmp'
+local cmp = require('cmp')
-cmp.setup({
+local t = function(str)
-	mapping = {
+    return vim.api.nvim_replace_termcodes(str, true, true, true)
-		['<C-b>'] = cmp.mapping(cmp.mapping.scroll_docs(-4), { 'i', 'c' }),
+end
-		['<C-f>'] = cmp.mapping(cmp.mapping.scroll_docs(4), { 'i', 'c' }),
+local check_back_space = function()
-		['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
+    local col = vim.fn.col(".") - 1
-		['<C-y>'] = cmp.config.disable, -- Specify `cmp.config.disable` if you want to remove the default `<C-y>` mapping.
+    return col == 0 or vim.fn.getline("."):sub(col, col):match("%s") ~= nil
-		['<C-e>'] = cmp.mapping({
+end
-			i = cmp.mapping.abort(),
+cmp.setup {
-			c = cmp.mapping.close(),
+    formatting = {
-		}),
+        format = function(entry, vim_item)
-		['<CR>'] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
+            -- fancy icons and a name of kind
+            vim_item.kind = require("lspkind").presets.default[vim_item.kind] ..
+                                " " .. vim_item.kind
+            -- set a name for each source
+            vim_item.menu = ({
+                buffer = "[Buffer]",
+                nvim_lsp = "[LSP]",
+                cmp_tabnine = "[TabNine]",
+                look = "[Look]",
+                path = "[Path]",
+                spell = "[Spell]",
+                calc = "[Calc]",
+            })[entry.source.name]
+            return vim_item
+        end
+    },
+    mapping = {
+        ['<C-p>'] = cmp.mapping.select_prev_item(),
+        ['<C-n>'] = cmp.mapping.select_next_item(),
+        ['<C-d>'] = cmp.mapping.scroll_docs(-4),
+        ['<C-f>'] = cmp.mapping.scroll_docs(4),
+        ['<C-Space>'] = cmp.mapping.complete(),
+        ['<C-e>'] = cmp.mapping.close(),
+        ['<CR>'] = cmp.mapping.confirm({
+            behavior = cmp.ConfirmBehavior.Insert,
+            select = true
+        }),
+        ["<Tab>"] = cmp.mapping(function(fallback)  
+        if cmp.visible() then  
+            cmp.select_next_item()  
+        elseif has_words_before() then  
+            cmp.complete()  
+        else  
+            fallback()  
+        end
+        end, {"i", "s"}),
+        ["<S-Tab>"] = cmp.mapping(function(fallback)  
+        if cmp.visible() then  
+            cmp.select_prev_item()  
+        else  
+            fallback()  
+        end  
+        end, { "i", "s" }),
     },
-	sources = cmp.config.sources({
-		{ name = 'nvim_lsp' },
-	}, {
-		{ name = 'buffer' },
-	})
-})
--- Use buffer source for `/` (if you enabled `native_menu`, this won't work anymore).
-cmp.setup.cmdline('/', {
     sources = {
-		{ name = 'buffer' },
+        {name = 'buffer'}, {name = 'nvim_lsp'}, 
-		{ name = "nvim_lsp"},
+        {name = "look"}, {name = "path"},
-		{ name = "path" },
+        {name = 'cmp_tabnine'}, {name = "calc"}, {name = "spell"},
-		{ name = 'conjure'},
+        {name = 'cmp-conjure'}
-		{ name = 'cmp_tabnine'},
+    },
-	}
+    completion = {completeopt = 'menu,menuone,noinsert'}
-})
+}
--- Use cmdline & path source for ':' (if you enabled `native_menu`, this won't work anymore).
+-- TabNine cmp
-cmp.setup.cmdline(':', {
+local tabnine = require('cmp_tabnine.config')
-	sources = cmp.config.sources({
+tabnine:setup({max_lines = 1000, max_num_results = 20, sort = true})
-		{ name = 'path' }
-	}, {
-		{ name = 'cmdline' }
-	})
-})
 
 -- Setup lspconfig.
--- local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
+local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())
--- require'lspconfig'nvim_lsp.setup {}
+require'lspconfig'nvim_lsp.setup {}
--- require'lspconfig'clojure_lsp.setup {}
+require'lspconfig'clojure_lsp.setup {}
--- require'lspconfig'rnix.setup {}
+require'lspconfig'rnix.setup {}
--- require'lspconfig'pylsp.setup {}
+require'lspconfig'pylsp.setup {}
--- require'lspconfig'terraform_lsp.setup {}
+require'lspconfig'terraform_lsp.setup {}
 
 -- Bufferline
 require('bufferline').setup {}