-- See: https://github.com/romgrk/barbar.nvim
require("bufferline").setup({
	auto_hide = false,
	closable = false,
	clickable = false,
	icons = false, -- TODO: add icons (required nvim-web-devicons)
})

-------------------------------------------------------------------------------
-- Keybindings

local opts = { silent = true }

vim.keymap.set("n", "gB", "<Cmd>BufferPrevious<CR>", opts)
vim.keymap.set("n", "gb", "<Cmd>BufferNext<CR>", opts)
vim.keymap.set("n", "gQ", "<Cmd>BufferClose<CR>", opts)

-------------------------------------------------------------------------------
-- Integration with nvim-tree

local nvim_tree_events = require("nvim-tree.events")
local bufferline_state = require("bufferline.state")

local function get_tree_size()
	return require("nvim-tree.view").View.width
end

nvim_tree_events.subscribe("TreeOpen", function()
	bufferline_state.set_offset(get_tree_size())
end)

nvim_tree_events.subscribe("Resize", function()
	bufferline_state.set_offset(get_tree_size())
end)

nvim_tree_events.subscribe("TreeClose", function()
	bufferline_state.set_offset(0)
end)