local vim, api = vim, vim.api
local lsp = require("vim.lsp")

local util = require "navigator.util"
local log = util.log
local verbose = util.verbose

local diagnostic_map = function(bufnr)
  local opts = {noremap = true, silent = true}
  api.nvim_buf_set_keymap(bufnr, "n", "]O", ":lua vim.lsp.diagnostic.set_loclist()<CR>", opts)
end
local M = {}

M.on_attach = function(client, bufnr)
  local uri = vim.uri_from_bufnr(bufnr)

  log("loading for ft ", ft, uri)
  if uri == 'file://' or uri == 'file:///' then
    log("skip loading for ft ", ft, uri)
    return
  end
  log("attaching", bufnr)
  verbose(client)
  local hassig, sig = pcall(require, "lsp_signature")
  if hassig then sig.on_attach() end
  diagnostic_map(bufnr)
  -- lspsaga
  require"navigator.lspclient.highlight".add_highlight()

  api.nvim_buf_set_option(bufnr, "omnifunc", "v:lua.vim.lsp.omnifunc")

  require("navigator.lspclient.mapping").setup({
    client = client,
    bufnr = bufnr,
    cap = client.resolved_capabilities
  })

  if client.resolved_capabilities.document_highlight then
    require("navigator.dochighlight").documentHighlight()
  end

  require"navigator.lspclient.lspkind".init()

  local capabilities = vim.lsp.protocol.make_client_capabilities()
  capabilities.textDocument.completion.completionItem.snippetSupport = true
  local config = require"navigator".config_value
  if config ~= nil and config.on_attach ~= nil then config.on_attach(client, bufnr) end
end

M.setup = function(cfg) return M end

return M