nvim/lua/plugins/neo-tree.lua

-- Neo-tree is a Neovim plugin to browse the file system
-- https://github.com/nvim-neo-tree/neo-tree.nvim

return {
    'nvim-neo-tree/neo-tree.nvim',
    version = '*',
    dependencies = {
        'nvim-lua/plenary.nvim',
        'nvim-tree/nvim-web-devicons', -- not strictly required, but recommended
        'MunifTanjim/nui.nvim',
    },
    cmd = 'Neotree',
    keys = {
        { '\\', ':Neotree reveal<CR>', desc = 'NeoTree reveal', silent = true },
    },

    build = function()
        if vim.fn.executable 'fd' == 0 then
            local install_cmd
            if vim.fn.has 'mac' == 1 then
                install_cmd = 'brew install fd'
            elseif vim.fn.has 'unix' == 1 then
                if vim.fn.filereadable '/etc/arch-release' == 1 then
                    install_cmd = 'sudo pacman -S --noconfirm fd'
                else
                    install_cmd = 'sudo apt-get install -y fd-find'
                end
            else
                vim.notify("Please install 'fd' manually for neo-tree.", vim.log.levels.WARN)
                return
            end
            vim.fn.system(install_cmd)
        end
    end,

    opts = function(_, opts)
        local function on_move(data)
            Snacks.rename.on_rename_file(data.source, data.destination)
        end
        local events = require 'neo-tree.events'
        opts.event_handlers = opts.event_handlers or {}
        vim.list_extend(opts.event_handlers, {
            { event = events.FILE_MOVED, handler = on_move },
            { event = events.FILE_RENAMED, handler = on_move },
        })

        opts.filesystem = {
            window = {
                mappings = {
                    ['\\'] = 'close_window',
                },
            },
            filtered_items = {
                hide_dotfiles = false,
            },
        }
    end,
}