local function my_on_attach(bufnr)
  local api = require('nvim-tree.api')
  local opts = { buffer = bufnr }

  -- basics: copy/cut/paste/create/rename/remove
  vim.keymap.set('n', 'c', api.fs.copy.node, opts)
  vim.keymap.set('n', 'x', api.fs.cut, opts)
  vim.keymap.set('n', 'p', api.fs.paste, opts)
  vim.keymap.set('n', 'a', api.fs.create, opts)
  vim.keymap.set('n', 'r', api.fs.rename, opts)
  vim.keymap.set('n', 'R', api.fs.rename_basename, opts)
  vim.keymap.set('n', 'd', api.fs.remove, opts)

  -- bulk mark and delete/move
  vim.keymap.set('n', 's', api.marks.toggle, opts)
  vim.keymap.set('n', 'S', api.marks.clear, opts)
  vim.keymap.set('n', 'bd', api.marks.bulk.delete, opts)
  vim.keymap.set('n', 'bm', api.marks.bulk.move, opts)

  -- copy filename/path
  vim.keymap.set('n', 'y', api.fs.copy.filename, opts)
  vim.keymap.set('n', 'Y', api.fs.copy.relative_path, opts)
  vim.keymap.set('n', 'gy', api.fs.copy.absolute_path, opts)
  vim.keymap.set('n', 'ge', api.fs.copy.basename, opts)

  -- expand/collapse
  vim.keymap.set('n', 'e', api.tree.expand_all, opts)
  vim.keymap.set('n', 'E', api.tree.collapse_all, opts)

  -- filter
  vim.keymap.set('n', 'f', api.live_filter.start, opts)
  vim.keymap.set('n', 'F', api.live_filter.clear, opts)

  -- navigate
  vim.keymap.set('n', 'J', api.node.navigate.sibling.last, opts)
  vim.keymap.set('n', 'K', api.node.navigate.sibling.first, opts)
  vim.keymap.set('n', 'P', api.node.navigate.parent, opts)

  -- open
  vim.keymap.set('n', '<CR>', api.node.open.edit, opts)
  vim.keymap.set('n', 'o', api.node.open.edit, opts)
  vim.keymap.set('n', 'O', api.node.open.no_window_picker, opts)

  -- miscellaneous
  vim.keymap.set('n', 'K', api.node.show_info_popup, opts)
  vim.keymap.set('n', 'U', api.tree.reload, opts)
end

return {
  'nvim-tree/nvim-tree.lua',
  version = '*',
  dev = true,
  opts = {
    on_attach = my_on_attach,
    view = { signcolumn = 'no' },
    actions = { file_popup = { open_win_config = { border = 'rounded' } } },
    renderer = {
      root_folder_label = false,
      -- root_folder_label = function(path)
      --   return '-- ' .. vim.fn.fnamemodify(path, ':t') .. ' --'
      -- end,
      special_files = {},

      highlight_hidden = 'all',
      highlight_clipboard = 'all',

      indent_markers = {
        enable = true,
        inline_arrows = false,
        icons = { corner = '│', none = '│', bottom = ' ' },
      },
      icons = {
        bookmarks_placement = 'after',
        git_placement = 'after',
        show = {
          file = false,
          folder = false,
          folder_arrow = false, -- KEEP FALSE
          git = true,
          modified = false,
          hidden = false,
          diagnostics = false,
          bookmarks = true,
        },
        glyphs = {
          -- default = '•',
          default = ' ',
          symlink = '',
          bookmark = '󰆤',
          modified = '●',
          hidden = '󰜌',
          folder = {
            arrow_closed = '',
            arrow_open = '',
            default = '▸',
            open = '▾',
            empty = '',
            empty_open = '',
            symlink = '',
            symlink_open = '',
          },

          git = {
            unstaged = '◇', -- '✗',
            staged = '',
            unmerged = '',
            renamed = '',
            untracked = '',
            deleted = '', -- '󰧧',
            ignored = '',
          },
        },
      },
    },

    hijack_cursor = true,
    prefer_startup_root = true,
    update_focused_file = {
      enable = true,
      update_root = { enable = true, ignore_list = {} },
      exclude = false,
    },
    modified = { enable = true, show_on_dirs = true, show_on_open_dirs = true },
    filters = {
      enable = true,
      git_ignored = true,
      dotfiles = false,
      git_clean = false,
      no_buffer = false,
      no_bookmark = false,
      custom = {},
      exclude = {},
    },
    filesystem_watchers = {
      enable = true,
      debounce_delay = 50,
      ignore_dirs = {
        '/.git',
        '/.DS_Store',
        '/build',
        '/dist',
        '/public',
        '/node_modules',
        '/target',
      },
    },
  },
}