local lsp = require('lsp-zero')

lsp.preset('recommended')

require('mason').setup({})
require('mason-lspconfig').setup({
	ensure_installed = {
		'tsserver',
		'eslint',
		'sumneko_lua',
		'ccls',
		'gopls',
		'rust_analyzer',
	},
  handlers = {
    lsp_zero.default_setup,
  },
})

local cmp = require('cmp')
local cmp_select = { behavior = cmp.SelectBehavior.Select }
local cmp_mappings = lsp.defaults.cmp_mappings({
	['<C-p>'] = cmp.mapping.select_prev_item(cmp_select),
	['<C-n>'] = cmp.mapping.select_next_item(cmp_select),
	['<C-n>'] = cmp.mapping.confirm({ select = true }),
	['<C-Space>'] = cmp.mapping.complete(),
})

-- lsp.set_preferences({
--     sign_icons = { }
-- })

lsp.on_attach(function(client, bufnr)
	local opts = { buffer = bufnr, remap = false }

	vim.keymap.set('n', 'gd', function() vim.lsp.buf.definition() end, opts)
	vim.keymap.set('n', 'K', function() vim.lsp.buf.hover() end, opts)
	vim.keymap.set('n', '<leader>vws', function() vim.lsp.buf.workspace_symbol() end, opts)
	vim.keymap.set('n', '<leader>vd', function() vim.diagnostic.open_float() end, opts)
	vim.keymap.set('n', '[d', function() vim.diagnostic.goto_next() end, opts)
	vim.keymap.set('n', ']d', function() vim.diagnostic.goto_prev() end, opts)
	vim.keymap.set('n', '<leader>vca', function() vim.lsp.buf.code_actions() end, opts)
	vim.keymap.set('n', '<leader>vrr', function() vim.lsp.buf.references() end, opts)
	vim.keymap.set('n', '<leader>vrn', function() vim.lsp.buf.rename() end, opts)
	vim.keymap.set('i', '<C-h>', function() vim.lsp.buf.signature_help() end, opts)
end)