kurunvim/lua/plugins/neotree.lua

local get_icon = require("astroui").get_icon

return {
  "nvim-neo-tree/neo-tree.nvim",
  dependencies = { "MunifTanjim/nui.nvim" },
  cmd = "Neotree",
  opts = {
    auto_clean_after_session_restore = true,
    close_if_last_window = false,
    source_selector = {
      winbar = false,
      content_layout = "center",
    },
    default_component_configs = {
      indent = {
        indent_size = 2,
        padding = 1, -- extra padding on left hand side
        with_markers = true,
        indent_marker = "│",
        last_indent_marker = "└",
        highlight = "NeoTreeIndentMarker",
        with_expanders = nil, -- if nil and file nesting is enabled, will enable expanders
        expander_collapsed = "",
        expander_expanded = "",
        expander_highlight = "NeoTreeExpander",
      },
      modified = { symbol = get_icon "FileModified" },
      name = {
        trailing_slash = false,
        use_git_status_colors = true,
        highlight = "NeoTreeFileName",
      },
      git_status = {
        symbols = {
          added = get_icon "GitAdd",
          deleted = get_icon "GitDelete",
          modified = get_icon "GitChange",
          renamed = get_icon "GitRenamed",
          untracked = "",
          ignored = get_icon "GitIgnored",
          unstaged = get_icon "GitUnstaged",
          staged = get_icon "GitStaged",
          conflict = get_icon "GitConflict",
        },
      },
    },
    window = {
      width = 35,
      mappings = {
        ["<space>"] = false, -- disable space until we figure out which-key disabling
        ["[b"] = "prev_source",
        ["]b"] = "next_source",
        o = "open",
        O = "system_open",
        h = "parent_or_close",
        l = "child_or_open",
        Y = "copy_selector",
      },
    },
    filesystem = {
      filtered_items = {
        visible = true, -- when true, they will just be displayed differently than normal items
        hide_dotfiles = false,
        hide_gitignored = false,
        hide_hidden = false, -- only works on Windows for hidden files/directories
        hide_by_name = {
          --"node_modules"
        },
        hide_by_pattern = { -- uses glob style patterns
          --"*.meta",
          --"*/src/*/tsconfig.json",
          "*_templ.go",
        },
        always_show = { -- remains visible even if other settings would normally hide it
          --".gitignored",
        },
        never_show = { -- remains hidden even if visible is toggled to true, this overrides always_show
          --".DS_Store",
          --"thumbs.db"
        },
        never_show_by_pattern = { -- uses glob style patterns
          --".null-ls_*",
        },
      },
      follow_current_file = {
        enabled = true,
      },
      hijack_netrw_behavior = "open_current",
      use_libuv_file_watcher = true,
      commands = {
        delete = function(state)
          local tree = state.tree
          local node = tree:get_node()
          local log = require "neo-tree.log"
          local inputs = require "neo-tree.ui.inputs"

          local msg = string.format("Are you sure you want to delete '%s'?", node.name)
          local do_delete_ = function(confirmed)
            if not confirmed then return end
            vim.fn.system { "gio", "trash", node.path }
          end

          if node.type == "file" or node.type == "directory" then
            inputs.confirm(msg, do_delete_)
          else
            log.warn "The `delete` command can only be used on files and directories"
          end
        end,
        delete_visual = function(state, selected_nodes)
          local paths_to_delete = {}
          local inputs = require "neo-tree.ui.inputs"

          for _, node_to_delete in pairs(selected_nodes) do
            if node_to_delete.type == "file" or node_to_delete.type == "directory" then
              table.insert(paths_to_delete, node_to_delete.path)
            end
          end

          local msg = "Are you sure you want to delete " .. #paths_to_delete .. " items?"
          local do_delete_ = function(confirmed)
            if not confirmed then return end
            for _, path in pairs(paths_to_delete) do
              vim.fn.system { "gio", "trash", path }
            end
          end
          inputs.confirm(msg, do_delete_)
        end,
      },
    },
    buffers = {
      follow_current_file = {
        enabled = true,
      }, -- This will find and focus the file in the active buffer every
      -- time the current file is changed while the tree is open.
      group_empty_dirs = true, -- when true, empty folders will be grouped together
      show_unloaded = true,
      window = {
        mappings = {
          ["bd"] = "buffer_delete",
          ["<bs>"] = "navigate_up",
          ["."] = "set_root",
        },
      },
    },
    event_handlers = {
      {
        event = "neo_tree_buffer_enter",
        handler = function(_) vim.opt_local.signcolumn = "auto" end,
      },
    },
  },
}