--INFO: Setup various LSP servers, and completion engines
--TODO: use nvim-lsp-installer?
local cmp = require('cmp')

cmp.setup({
	snippet = {
		expand = function(args)
			vim.fn['vsnip#anonymous'](args.body)
		end,
	},
	mapping = {
		['<C-Space>'] = cmp.mapping(cmp.mapping.complete(), { 'i', 'c' }),
		['<CR>'] = cmp.mapping.confirm({ select = true }),
		['<Tab>'] = function(fallback)
			if cmp.visible() then
				cmp.select_next_item()
			else
				fallback()
			end
		end,
	},
	sources = cmp.config.sources({
		{ name = 'nvim_lsp' },
		{ name = 'nvim_lua' },
		{ name = 'vsnip' },
		{ name = 'buffer' },
	}),
})
local capabilities = require('cmp_nvim_lsp').update_capabilities(vim.lsp.protocol.make_client_capabilities())

require('lspconfig').clangd.setup({
	capabilities = capabilities,
})

require('lspconfig').denols.setup({
	cmd = { 'deno', 'lsp' },
	capabilities = capabilities,
})

require('lspconfig').vls.setup({
	cmd = { '/usr/local/bin/vls' },
	capabilities = capabilities,
})

require('lspconfig').pyright.setup({
	capabilities = capabilities,
})

--TODO: clean this up
local runtime_path = vim.split(package.path, ';')
table.insert(runtime_path, 'lua/?.lua')
table.insert(runtime_path, 'lua/?/init.lua')
local sumneko_root_path = '/home/ruthenic/lua-language-server/bin/Linux/'
require('lspconfig').sumneko_lua.setup({
	cmd = { sumneko_root_path .. 'lua-language-server', '-E', sumneko_root_path .. 'main.lua' },
	settings = {
		Lua = {
			runtime = {
				version = 'LuaJIT',
				path = runtime_path,
			},
			diagnostics = {
				globals = { 'vim', 'use' },
			},
			workspace = {
				library = vim.api.nvim_get_runtime_file('', true),
			},
			telemetry = {
				enable = false,
			},
		},
	},
	capabilities = capabilities,
})