nvim/lua/plugins/telescope.lua

return {

  {
    -- Fuzzy Finder (files, lsp, etc)
    'nvim-telescope/telescope.nvim',
    version = '*',
    dependencies = {
      'nvim-lua/plenary.nvim',

      {
        'nvim-telescope/telescope-fzf-native.nvim',
        -- NOTE: If you are having trouble with this installation,
        --       refer to the README for telescope-fzf-native for more instructions.
        build = 'make',
        cond = function()
          return vim.fn.executable 'make' == 1
        end,
      },
    },
    config = function()
      -- [[ Configure Telescope ]]
      -- See `:help telescope` and `:help telescope.setup()`
      require('telescope').setup {
        defaults = {
          mappings = {
            i = {
              ['<C-u>'] = false,
              ['<C-d>'] = false,
            },
          },
        },
        pickers = {
          find_files = {
            find_command = { 'rg', '-S', '--no-ignore-vcs', '--hidden', '--files', '-g', '!.git' },
          },
        },
      }

      -- Enable telescope fzf native, if installed
      pcall(require('telescope').load_extension, 'fzf')

      -- Enable harpoon
      require('telescope').load_extension 'harpoon'

      -- See `:help telescope.builtin`
      vim.keymap.set('n', '<leader>?', require('telescope.builtin').oldfiles, { desc = '[?] Find recently opened files' })
      vim.keymap.set('n', '<leader><space>', require('telescope.builtin').buffers, { desc = '[ ] Find existing buffers' })
      vim.keymap.set('n', '<leader>/', function()
        -- You can pass additional configuration to telescope to change theme, layout, etc.
        require('telescope.builtin').current_buffer_fuzzy_find(require('telescope.themes').get_dropdown {
          winblend = 10,
          previewer = false,
        })
      end, { desc = '[/] Fuzzily search in current buffer' })

      vim.keymap.set('n', '<leader>sf', require('telescope.builtin').find_files, { desc = '[S]earch [F]iles' })
      vim.keymap.set('n', '<leader>sh', require('telescope.builtin').help_tags, { desc = '[S]earch [H]elp' })
      vim.keymap.set('n', '<leader>sw', require('telescope.builtin').grep_string, { desc = '[S]earch current [W]ord' })
      vim.keymap.set('n', '<leader>sg', require('telescope.builtin').live_grep, { desc = '[S]earch by [G]rep' })
      vim.keymap.set('n', '<leader>sd', require('telescope.builtin').diagnostics, { desc = '[S]earch [D]iagnostics' })
      vim.keymap.set('n', '<leader>ss', require('telescope.builtin').spell_suggest, { desc = '[S]pell [S]suggest' })

      vim.keymap.set('n', '<leader>sc', function()
        require('telescope.builtin').colorscheme { enable_preview = true }
      end, { desc = '[S]earch [C]olorscheme' })

      -- extensions
      vim.api.nvim_set_keymap('n', '<leader>tc', ':TodoTelescope<CR>', { desc = '[T]odo [c]omments', noremap = true })
      vim.api.nvim_set_keymap('n', '<leader>hm', ':Telescope harpoon marks<CR>',
      { desc = '[H]arpoon [m]arks', noremap = true })
    end,
  },

  -- Fuzzy Finder Algorithm which requires local dependencies to be built.
  -- Only load if `make` is available. Make sure you have the system
  -- requirements installed.
}