neovim-config/lua/plugins/neo-tree.lua

return {
  'nvim-neo-tree/neo-tree.nvim',
  dependencies = {
    'nvim-lua/plenary.nvim',
    'nvim-tree/nvim-web-devicons', -- not strictly required, but recommended
    'MunifTanjim/nui.nvim',
    's1n7ax/nvim-window-picker',
  },
  lazy = false, -- neo-tree will lazily load itself
  opts = {},
  config = function()
    vim.cmd([[ let g:neo_tree_remove_legacy_commands = 1 ]])
    vim.api.nvim_set_keymap('', '<TAB>', ':Neotree reveal<CR>', { silent = true })
    require('window-picker').setup({
      autoselect_one = true,
      include_current = false,
      filter_rules = {
        bo = {
          filetype = { 'neo-tree', 'neo-tree-popup', 'notify' },
          buftype = { 'terminal', 'quickfix' },
        },
      },
      selection_chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ',
      highlights = {
        statusline = {
          focused = {
            bg = '#519aba',
          },
          unfocused = {
            bg = '#519aba',
          },
        },
        winbar = {
          focused = {
            bg = '#519aba',
          },
          unfocused = {
            bg = '#519aba',
          },
        },
      },
    })

    require('neo-tree').setup({
      default_component_configs = {
        icon = {
          folder_empty = '󰜌',
          folder_empty_open = '󰜌',
        },
        git_status = {
          symbols = {
            renamed = '󰁕',
            unstaged = '󰄱',
          },
        },
      },
      document_symbols = {
        kinds = {
          File = { icon = '󰈙', hl = 'Tag' },
          Namespace = { icon = '󰌗', hl = 'Include' },
          Package = { icon = '󰏖', hl = 'Label' },
          Class = { icon = '󰌗', hl = 'Include' },
          Property = { icon = '󰆧', hl = '@property' },
          Enum = { icon = '󰒻', hl = '@number' },
          Function = { icon = '󰊕', hl = 'Function' },
          String = { icon = '󰀬', hl = 'String' },
          Number = { icon = '󰎠', hl = 'Number' },
          Array = { icon = '󰅪', hl = 'Type' },
          Object = { icon = '󰅩', hl = 'Type' },
          Key = { icon = '󰌋', hl = '' },
          Struct = { icon = '󰌗', hl = 'Type' },
          Operator = { icon = '󰆕', hl = 'Operator' },
          TypeParameter = { icon = '󰊄', hl = 'Type' },
          StaticMethod = { icon = '󰠄 ', hl = 'Function' },
        },
      },
      close_if_last_window = true, -- Close Neo-tree if it is the last window left in the tab
      popup_border_style = 'rounded',
      enable_git_status = true,
      enable_diagnostics = false,
      sort_case_insensitive = false,
      sort_function = nil,
      default_component_configs = {
        container = {
          enable_character_fade = true,
        },
        indent = {
          indent_size = 2,
          padding = 1, -- extra padding on left hand side
          -- indent guides
          with_markers = true,
          indent_marker = '│',
          last_indent_marker = '└',
          highlight = 'NeoTreeIndentMarker',
          -- expander config, needed for nesting files
          with_expanders = nil, -- if nil and file nesting is enabled, will enable expanders
          expander_collapsed = '',
          expander_expanded = '',
          expander_highlight = 'NeoTreeExpander',
        },
        icon = {
          folder_closed = '',
          folder_open = '',
          folder_empty = '',
          default = '',
          highlight = 'NeoTreeFileIcon',
        },
        modified = {
          symbol = '[+]',
          highlight = 'NeoTreeGitAdded',
        },
        name = {
          trailing_slash = false,
          use_git_status_colors = true,
          highlight = 'NeoTreeFileName',
        },
        git_status = {
          symbols = {
            added = '',
            modified = '',
            deleted = '✖',
            renamed = '󰁕',
            untracked = '',
            ignored = '',
            unstaged = '',
            staged = '',
            conflict = '',
          },
        },
      },
      window = {
        position = 'left',
        width = 35,
        mapping_options = {
          noremap = true,
          nowait = true,
        },
        mappings = {
          ['<space>'] = {
            'toggle_node',
            nowait = false,
          },
          ['<esc>'] = 'revert_preview',
          ['P'] = { 'toggle_preview', config = { use_float = true } },
          ['s'] = 'split_with_window_picker',
          ['v'] = 'vsplit_with_window_picker',
          ['t'] = 'open_tabnew',
          ['<cr>'] = 'open_with_window_picker',
          ['<2-LeftMouse>'] = 'open_with_window_picker',
          ['C'] = 'close_node',
          ['z'] = 'close_all_nodes',
          ['a'] = {
            'add',
            config = {
              show_path = 'absolute',
            },
          },
          ['d'] = 'delete',
          ['r'] = 'rename',
          ['y'] = 'copy_to_clipboard',
          ['x'] = 'cut_to_clipboard',
          ['p'] = 'paste_from_clipboard',
          ['c'] = 'copy',
          ['m'] = {
            'move',
            config = {
              show_path = 'absolute',
            },
          },
          ['q'] = 'close_window',
          ['R'] = 'refresh',
          ['?'] = 'show_help',
          ['>'] = 'prev_source',
          ['<'] = 'next_source',
        },
      },
      nesting_rules = {},
      filesystem = {
        filtered_items = {
          visible = false, -- when true, they will just be displayed differently than normal items
          hide_dotfiles = false,
          hide_gitignored = true,
          hide_by_name = { '.git' },
          hide_by_pattern = {},
          always_show = { 'node_modules' },
          never_show = {},
          never_show_by_pattern = {},
        },
        follow_current_file = { enabled = false }, -- 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 = false, -- when true, empty folders will be grouped together
        hijack_netrw_behavior = 'open_default', -- netrw disabled, opening a directory opens neo-tree
        -- in whatever position is specified in window.position
        -- "open_current",  -- netrw disabled, opening a directory opens within the
        -- window like netrw would, regardless of window.position
        -- "disabled",    -- netrw left alone, neo-tree does not handle opening dirs
        use_libuv_file_watcher = true, -- This will use the OS level file watchers to detect changes
        -- instead of relying on nvim autocmd events.
        window = {
          mappings = {
            ['<bs>'] = 'navigate_up',
            ['.'] = 'set_root',
            ['H'] = 'toggle_hidden',
            ['/'] = 'fuzzy_finder',
            ['D'] = 'fuzzy_finder_directory',
            ['f'] = 'filter_on_submit',
            ['<c-x>'] = 'clear_filter',
            ['[g'] = 'prev_git_modified',
            [']g'] = 'next_git_modified',
          },
        },
      },
      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 = {
            ['d'] = 'buffer_delete',
            ['<bs>'] = 'navigate_up',
            ['.'] = 'set_root',
          },
        },
      },
      git_status = {
        window = {
          position = 'float',
          mappings = {
            ['gA'] = 'git_add_all',
            ['gu'] = 'git_unstage_file',
            ['ga'] = 'git_add_file',
            ['gr'] = 'git_revert_file',
            ['gc'] = 'git_commit',
            ['gp'] = 'git_push',
            ['gg'] = 'git_commit_and_push',
          },
        },
      },
      source_selector = {
        winbar = true,
        statusline = false,
        sources = {
          {
            source = 'filesystem',
            display_name = ' 󰉓 Files',
          },
          {
            source = 'document_symbols',
            display_name = ' 󰈙 Symbols',
          },
          {
            source = 'git_status',
            display_name = ' 󰊢 Git',
          },
        },
      },
    })
  end,
}