-- https://github.com/neovim/nvim-lspconfig/blob/master/doc/server_configurations.md
local capabilities = require("cmp_nvim_lsp").default_capabilities()

capabilities.textDocument.foldingRange = {
	dynamicRegistration = false,
	lineFoldingOnly = true,
}
--
require("lspconfig").kotlin_language_server.setup({
	capabilities = capabilities,
})
--Java
require("lspconfig").java_language_server.setup({
	capabilities = capabilities,
})
--Lua
require("lspconfig").lua_ls.setup({
	capabilities = capabilities,
	on_init = function(client)
		local path = client.workspace_folders[1].name
		if vim.loop.fs_stat(path .. "/.luarc.json") or vim.loop.fs_stat(path .. "/.luarc.jsonc") then
			return
		end

		client.config.settings.Lua = vim.tbl_deep_extend("force", client.config.settings.Lua, {
			runtime = {
				-- Tell the language server which version of Lua you're using
				-- (most likely LuaJIT in the case of Neovim)
				version = "LuaJIT",
			},
			-- Make the server aware of Neovim runtime files
			workspace = {
				checkThirdParty = false,
				library = {
					vim.env.VIMRUNTIME,
					-- Depending on the usage, you might want to add additional paths here.
					-- "${3rd}/luv/library"
					-- "${3rd}/busted/library",
				},
				-- or pull in all of 'runtimepath'. NOTE: this is a lot slower
				-- library = vim.api.nvim_get_runtime_file("", true)
			},
		})
	end,
	settings = {
		Lua = {},
	},
})

local luasnip = require("luasnip")

local cmp = require("cmp")
cmp.setup({
	snippet = {
		expand = function(args)
			luasnip.lsp_expand(args.body)
		end,
	},
	mapping = cmp.mapping.preset.insert({
		--    ['<C-u>'] = cmp.mapping.scroll_docs(-4), -- Up
		--  ['<C-d>'] = cmp.mapping.scroll_docs(4), -- Down
		-- C-b (back) C-f (forward) for snippet placeholder navigation.
		   ['<C-Space>'] = cmp.mapping.complete(),
		["<CR>"] = cmp.mapping.confirm({
			behavior = cmp.ConfirmBehavior.Replace,
			select = true,
		}),
		["<Tab>"] = cmp.mapping(function(fallback)
			if cmp.visible() then
				cmp.select_next_item()
			elseif luasnip.expand_or_jumpable() then
				luasnip.expand_or_jump()
			else
				fallback()
			end
		end, { "i", "s" }),
		["<S-Tab>"] = cmp.mapping(function(fallback)
			if cmp.visible() then
				cmp.select_prev_item()
			elseif luasnip.jumpable(-1) then
				luasnip.jump(-1)
			else
				fallback()
			end
		end, { "i", "s" }),
	}),
	sources = {
		{ name = "nvim_lsp" },
		{ name = "luasnip" },
	},
})