pojokcodeid.nvim-lazy/lua/plugins/cmp.lua

return {
	{ "nvim-treesitter/nvim-treesitter" },
	{
		"hrsh7th/nvim-cmp",
		version = false, -- last release is way too old
		event = "InsertEnter",
		dependencies = {
			"hrsh7th/cmp-nvim-lsp",
			"hrsh7th/cmp-buffer",
			"hrsh7th/cmp-path",
			"saadparwaiz1/cmp_luasnip",
			"hrsh7th/cmp-nvim-lua",
			-- {
			-- 	"hrsh7th/cmp-cmdline",
			-- 	--event = "BufWinEnter",
			-- 	event = "VeryLazy",
			-- 	config = function()
			-- 		require("user.cmdline")
			-- 	end,
			-- },
		},
		opts = function()
			local cmp = require("cmp")
			local luasnip = require("luasnip")

			local check_backspace = function()
				local col = vim.fn.col(".") - 1
				return col == 0 or vim.fn.getline("."):sub(col, col):match("%s")
			end

			return {
				completion = {
					completeopt = "menu,menuone,noinsert",
				},
				snippet = {
					expand = function(args)
						require("luasnip").lsp_expand(args.body)
					end,
				},
				mapping = cmp.mapping.preset.insert({
					["<C-b>"] = cmp.mapping.scroll_docs(-4),
					["<C-f>"] = cmp.mapping.scroll_docs(4),
					["<C-Space>"] = cmp.mapping.complete(),
					["<C-e>"] = cmp.mapping.abort(),
					["<CR>"] = cmp.mapping.confirm({ select = true }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
					["<Tab>"] = cmp.mapping(function(fallback)
						if cmp.visible() then
							cmp.select_next_item()
						elseif luasnip.expandable() then
							luasnip.expand()
						elseif luasnip.expand_or_jumpable() then
							luasnip.expand_or_jump()
						elseif check_backspace() then
							fallback()
						else
							fallback()
						end
					end, {
						"i",
						"s",
					}),
				}),
				sources = cmp.config.sources({
					{ name = "nvim_lsp" },
					{ name = "luasnip" },
					{ name = "buffer" },
					{ name = "path" },
					{ name = "nvim_lua" },
				}),
				formatting = {
					fields = { "kind", "abbr", "menu" },
					format = function(entry, vim_item)
						vim_item.kind = string.format("%s", require("user.icons")["kind"][vim_item.kind])
						vim_item.menu = ({
							nvim_lsp = "(LSP)",
							luasnip = "(Snippet)",
							buffer = "(Buffer)",
							path = "(Path)",
						})[entry.source.name]
						return vim_item
					end,
				},
				window = {
					completion = cmp.config.window.bordered(),
					documentation = cmp.config.window.bordered(),
				},
				experimental = {
					ghost_text = false,
					native_menu = false,
				},
			}
		end,
	},
}