local lspKeys = function(client, bufnr)
  local options = { noremap = true, silent = false, buffer = bufnr }
  vim.keymap.set('n', '<space>,', vim.diagnostic.goto_prev, vim.tbl_extend('error', options, { desc = 'Diag prev' }))
  vim.keymap.set('n', '<space>;', vim.diagnostic.goto_next, vim.tbl_extend('error', options, { desc = 'Diag next' }))
  vim.keymap.set({ 'n', 'x' }, '<space>a', vim.lsp.buf.code_action, vim.tbl_extend('error', options, { desc = 'Code action' }))
  vim.keymap.set('n', '<space>e', vim.lsp.buf.declaration, vim.tbl_extend('error', options, { desc = 'Declaration' }))
  vim.keymap.set('n', '<space>h', function()
    vim.lsp.buf.hover({ border = 'none' })
  end, vim.tbl_extend('error', options, { desc = 'Hover' }))
  vim.keymap.set('n', '<space>c', vim.lsp.buf.outgoing_calls, vim.tbl_extend('error', options, { desc = 'Outgoing calls' }))
  vim.keymap.set('n', '<space>C', vim.lsp.buf.incoming_calls, vim.tbl_extend('error', options, { desc = 'Incoming calls' }))
  vim.keymap.set('n', '<space>m', vim.lsp.buf.rename, vim.tbl_extend('error', options, { desc = 'Rename' }))
  vim.keymap.set('n', '<space>D', vim.lsp.buf.type_definition, vim.tbl_extend('error', options, { desc = 'Type definition' }))
  vim.keymap.set({ 'n', 'i', 'x' }, '<C-k>', vim.lsp.buf.signature_help, vim.tbl_extend('error', options, { desc = 'Signature help' }))
  vim.keymap.set('n', '<space>v', function()
    vim.diagnostic.open_float({ border = 'rounded' })
  end, vim.tbl_extend('error', options, { desc = 'Diagnostics Float' }))
  vim.keymap.set('n', '<A-o>', '<cmd>ClangdSwitchSourceHeader<CR>', vim.tbl_extend('error', options, { desc = 'Switch Source/Header' }))

  if client.supports_method('inlayHintProvider') then
    vim.keymap.set('n', '<space>i', function()
      vim.lsp.inlay_hint.enable(not vim.lsp.inlay_hint.is_enabled({ bufnr = bufnr }), { bufnr = bufnr })
    end, {
      noremap = true,
      silent = false,
      desc = 'Toggle inlay hints',
      buffer = bufnr,
    })
  end
end

local on_attach = function(client, bufnr)
  vim.api.nvim_set_option_value('omnifunc', 'v:lua.vim.lsp.omnifunc', { buf = 0 })
  vim.api.nvim_set_option_value('formatexpr', 'v:lua.vim.lsp.formatexpr()', { buf = 0 })

  lspKeys(client, bufnr)

  if client.server_capabilities.documentSymbolProvider then
    local navic = require('nvim-navic')
    navic.attach(client, bufnr)
  end
end

return {
  'neovim/nvim-lspconfig',
  dependencies = {
    'williamboman/mason.nvim',
    'p00f/clangd_extensions.nvim',
    'Fildo7525/pretty_hover',
    {
      'creativenull/efmls-configs-nvim',
      branch = 'main',
    },
    'SmiteshP/nvim-navic',
  },
  version = nil,
  branch = 'master',
  config = function()
    local lspconfig = require('lspconfig')
    require('nvim-navic').setup({})

    local capabilities = vim.lsp.protocol.make_client_capabilities()
    capabilities = require('cmp_nvim_lsp').default_capabilities(capabilities)
    -- capabilities = require('blink.cmp').get_lsp_capabilities(capabilities)
    capabilities.workspace = {
      didChangeWatchedFiles = {
        dynamicRegistration = true,
      },
    }

    require('plugins.lsp.server').setup_server(lspconfig, capabilities, on_attach)
  end,
  event = 'VeryLazy',
}