-- Global mappings.
vim.keymap.set("n", "<space>e", vim.diagnostic.open_float)
vim.keymap.set("n", "[d", vim.diagnostic.goto_prev)
vim.keymap.set("n", "]d", vim.diagnostic.goto_next)
vim.keymap.set("n", "<space>q", vim.diagnostic.setloclist)

-- Use LspAttach autocommand to only map the following keys
vim.api.nvim_create_autocmd("LspAttach", {
  group = vim.api.nvim_create_augroup("UserLspConfig", {}),
  callback = function(ev)
    -- Enable completion triggered by <c-x><c-o>
    vim.bo[ev.buf].omnifunc = "v:lua.vim.lsp.omnifunc"

    local opts = { buffer = ev.buf }
    vim.keymap.set("n", "gD", vim.lsp.buf.declaration, opts)
    vim.keymap.set("n", "gd", vim.lsp.buf.definition, opts)
    vim.keymap.set("n", "K", vim.lsp.buf.hover, opts)
    vim.keymap.set("n", "gi", vim.lsp.buf.implementation, opts)
    vim.keymap.set("n", "<C-k>", vim.lsp.buf.signature_help, opts)
    vim.keymap.set("n", "<space>wa", vim.lsp.buf.add_workspace_folder, opts)
    vim.keymap.set("n", "<space>wr", vim.lsp.buf.remove_workspace_folder, opts)
    vim.keymap.set("n", "<space>wl", function()
      print(vim.inspect(vim.lsp.buf.list_workspace_folders()))
    end, opts)
    vim.keymap.set("n", "<space>D", vim.lsp.buf.type_definition, opts)
    vim.keymap.set("n", "<space>rn", vim.lsp.buf.rename, opts)
    vim.keymap.set({ "n", "v" }, "<space>ca", vim.lsp.buf.code_action, opts)
    vim.keymap.set("n", "gr", vim.lsp.buf.references, opts)
    -- vim.keymap.set("n", "<space>f", function()
    --   vim.lsp.buf.format { async = true }
    -- end, opts)
  end,
})

local capabilities = vim.lsp.protocol.make_client_capabilities()

capabilities.textDocument.completion.completionItem = {
  documentationFormat = { "markdown", "plaintext" },
  snippetSupport = true,
  preselectSupport = true,
  insertReplaceSupport = true,
  labelDetailsSupport = true,
  deprecatedSupport = true,
  commitCharactersSupport = true,
  tagSupport = { valueSet = { 1 } },
  resolveSupport = {
    properties = {
      "documentation",
      "detail",
      "additionalTextEdits",
    },
  },
}
-- Setup language servers.
local lspconfig = require "lspconfig"

lspconfig.lua_ls.setup {
  capabilities = capabilities,
  settings = {
    Lua = {
      diagnostics = { globals = { "vim" } },
    },
  },
}

-- setup multiple servers with same default options
local servers = { "tsserver", "html", "cssls" }

for _, lsp in ipairs(servers) do
  lspconfig[lsp].setup {
    capabilities = capabilities,
  }
end