-- ufo关于折叠的设置
vim.o.foldcolumn = "0" -- '0' is not bad,其他的会有奇怪的数字
vim.o.foldlevel = 99 -- Using ufo provider need a large value, feel free to decrease the value
vim.o.foldlevelstart = 99
vim.o.foldenable = true

return {
	"kevinhwang91/nvim-ufo",
	dependencies = "kevinhwang91/promise-async",
	config = function()
		-- Option 2: nvim lsp as LSP client
		-- Tell the server the capability of foldingRange,
		-- Neovim hasn't added foldingRange to default capabilities, users must add it manually
		local capabilities = vim.lsp.protocol.make_client_capabilities()
		capabilities.textDocument.foldingRange = {
			dynamicRegistration = false,
			lineFoldingOnly = true,
		}
		local language_servers = vim.lsp.get_clients() -- or list servers manually like {'gopls', 'clangd'}
		for _, ls in ipairs(language_servers) do
			require("lspconfig")[ls].setup({
				capabilities = capabilities,
				-- you can add other fields for setting up lsp server in this table
			})
		end
		require("ufo").setup()
		-- Option 3: treesitter as a main provider instead
		-- Only depend on `nvim-treesitter/queries/filetype/folds.scm`,
		-- performance and stability are better than `foldmethod=nvim_treesitter#foldexpr()`
		require("ufo").setup({
			provider_selector = function(bufnr, filetype, buftype)
				return { "treesitter", "indent" }
			end,
		})
		-- 键盘映射,这里的按键会打开或折叠全部的可折叠位置
		vim.keymap.set("n", "zr", require("ufo").openAllFolds)
		vim.keymap.set("n", "zm", require("ufo").closeAllFolds)
	end,
}