-- lsp config

local lsp     = require 'lspconfig'
local util    = require 'lspconfig.util'

local function my_attach(client)
	-- attach completion
	require 'completion'.on_attach(client)

	-- do lsp mappings
	vim.fn.nvim_buf_set_keymap(0, 'n', 'K', '<cmd>lua vim.lsp.buf.hover()<cr>',
		{noremap=true, silent=true})
	vim.fn.nvim_buf_set_keymap(0, 'n', '<c-]>', '<cmd>lua vim.lsp.buf.definition()<cr>',
		{noremap=true, silent=true})
	vim.fn.nvim_buf_set_keymap(0, 'n', 'grr', '<cmd>lua vim.lsp.buf.rename()<cr>',
		{noremap=true, silent=true})
	vim.fn.nvim_buf_set_keymap(0, 'i', '<c-h>', '<cmd>lua vim.lsp.buf.signature_help()<cr>',
		{noremap=true, silent=true})

	-- nnoremap <silent> gD <cmd> lua vim.lsp.buf.declaration()<CR>
	-- nnoremap <silent> gd <cmd> lua vim.lsp.buf.definition()<CR>
	-- nnoremap <silent> gT <cmd> lua vim.lsp.buf.type_definition()<CR>
	-- nnoremap <silent> gI <cmd> lua vim.lsp.buf.implementation()<CR>
	-- nnoremap <silent> gr <cmd> lua vim.lsp.buf.references()<CR>
	-- nnoremap <silent> g0 <cmd> lua vim.lsp.buf.document_symbol()<CR>
	-- nnoremap <silent> gW <cmd> lua vim.lsp.buf.workspace_symbol()<CR>
	-- nnoremap <silent> ;h <cmd> lua vim.lsp.buf.hover()<CR>
	-- nnoremap <silent> ;s <cmd> lua vim.lsp.buf.signature_help()<CR>
end

-- lsp.ccls.setup{
-- 	on_attach = my_attach,
-- }

lsp.gopls.setup{
	on_attach = my_attach,
	root_dir = util.root_pattern('go.mod', '.git'),
	-- NOTE: this is done to avoid the gopls warning about being outside gopath
	-- message_level = vim.lsp.protocol.MessageType.Error,
}

lsp.sumneko_lua.setup{
	cmd = { 'lua-language-server' };
	on_attach = my_attach;
}

lsp.rust_analyzer.setup{
	cmd = { 'env', 'CARGO_TARGET_DIR=/tmp', 'rust-analyzer' },
	on_attach = my_attach,

}