local configs = require 'lspconfig/configs'
local util = require 'lspconfig/util'

local server_name = 'tsserver'
local bin_name = 'typescript-language-server'
if vim.fn.has 'win32' == 1 then
  bin_name = bin_name .. '.cmd'
end

configs[server_name] = {
  default_config = {
    init_options = { hostInfo = 'neovim' },
    cmd = { bin_name, '--stdio' },
    filetypes = {
      'javascript',
      'javascriptreact',
      'javascript.jsx',
      'typescript',
      'typescriptreact',
      'typescript.tsx',
    },
    root_dir = function(fname)
      return util.root_pattern 'tsconfig.json'(fname)
        or util.root_pattern('package.json', 'jsconfig.json', '.git')(fname)
    end,
  },
  docs = {
    description = [[
https://github.com/theia-ide/typescript-language-server

`typescript-language-server` depends on `typescript`. Both packages can be installed via `npm`:
```sh
npm install -g typescript typescript-language-server
```
]],
    default_config = {
      root_dir = [[root_pattern("package.json", "tsconfig.json", "jsconfig.json", ".git")]],
    },
  },
}