dotfiles/nvim/.config/nvim/lua/plugins/lualine.lua

return {
	"nvim-lualine/lualine.nvim",
	dependencies = {
		"folke/noice.nvim",
		"nvim-tree/nvim-web-devicons",
	},
	config = function()
		local colors = {
			bg = "#202328",
			fg = "#bbc2cf",
			yellow = "#ECBE7B",
			cyan = "#008080",
			darkblue = "#081633",
			green = "#98be65",
			orange = "#FF8800",
			violet = "#a9a1e1",
			magenta = "#c678dd",
			blue = "#51afef",
			red = "#ec5f67",
		}

		local conditions = {
			buffer_not_empty = function()
				return vim.fn.empty(vim.fn.expand("%:t")) ~= 1
			end,
			hide_in_width = function()
				return vim.fn.winwidth(0) > 80
			end,
			check_git_workspace = function()
				local filepath = vim.fn.expand("%:p:h")
				local gitdir = vim.fn.finddir(".git", filepath .. ";")
				return gitdir and #gitdir > 0 and #gitdir < #filepath
			end,
		}

		-- Config
		local config = {
			options = {
				-- Disable sections and component separators
				component_separators = "",
				section_separators = "",
				-- theme = 'gruvbox',
				theme = {
					-- We are going to use lualine_c an lualine_x as left and
					-- right section. both are highlighted by c theme .  so we
					-- are just setting default looks o statusline
					normal = { c = { fg = colors.fg, bg = colors.bg } },
					inactive = { c = { fg = colors.fg, bg = colors.bg } },
				},
			},
			sections = {
				-- these are to remove the defaults
				lualine_a = {},
				lualine_b = {},
				lualine_y = {},
				lualine_z = {},
				-- these will be filled later
				lualine_c = {},
				lualine_x = {
					{
						require("noice").api.statusline.mode.get,
						cond = require("noice").api.statusline.mode.has,
						color = { fg = "#ff9e64" },
					},
				},
			},
			inactive_sections = {
				-- these are to remove the defaults
				lualine_a = {},
				lualine_v = {},
				lualine_y = {},
				lualine_z = {},
				lualine_c = {},
				lualine_x = {},
			},
		}

		-- inserts a component in lualine_c at left section
		local function ins_left(component)
			table.insert(config.sections.lualine_c, component)
		end

		-- inserts a component in lualine_x ot right section
		local function ins_right(component)
			table.insert(config.sections.lualine_x, component)
		end

		local mode_color = {
			n = colors.red,
			i = colors.green,
			v = colors.blue,
			[""] = colors.blue,
			v = colors.blue,
			c = colors.magenta,
			no = colors.red,
			s = colors.orange,
			s = colors.orange,
			[""] = colors.orange,
			ic = colors.yellow,
			r = colors.violet,
			rv = colors.violet,
			cv = colors.red,
			ce = colors.red,
			r = colors.cyan,
			rm = colors.cyan,
			["r?"] = colors.cyan,
			["!"] = colors.red,
			t = colors.red,
		}

		ins_left({
			-- mode component
			function()
				-- auto change color according to neovims mode
				vim.api.nvim_command("hi! lualinemode guifg=" .. mode_color[vim.fn.mode()] .. " guibg=" .. colors.bg)
				return ""
			end,
			color = "lualinemode",
			left_padding = 0,
		})

		ins_left({
			"mode",
			color = { fg = colors.green, gui = "bold" },
		})

		ins_left({
			-- filesize component
			function()
				local function format_file_size(file)
					local size = vim.fn.getfsize(file)
					if size <= 0 then
						return ""
					end
					local sufixes = { "b", "k", "m", "g" }
					local i = 1
					while size > 1024 do
						size = size / 1024
						i = i + 1
					end
					return string.format("%.1f%s", size, sufixes[i])
				end
				local file = vim.fn.expand("%:p")
				if string.len(file) == 0 then
					return ""
				end
				return format_file_size(file)
			end,
			condition = conditions.buffer_not_empty,
		})
		ins_left({
			-- Lsp server name .
			function()
				local msg = "No Active Lsp"
				local buf_ft = vim.api.nvim_buf_get_option(0, "filetype")
				local clients = vim.lsp.get_clients()
				if next(clients) == nil then
					return msg
				end
				for _, client in ipairs(clients) do
					local filetypes = client.config.filetypes
					if filetypes and vim.fn.index(filetypes, buf_ft) ~= -1 then
						return client.name
					end
				end
				return msg
			end,
			icon = " LSP:",
			color = { fg = "#ffffff", gui = "bold" },
		})

		ins_left({
			"diagnostics",
			sources = { "nvim_diagnostic" },
			symbols = { error = " ", warn = " ", info = " " },
			color_error = colors.red,
			color_warn = colors.yellow,
			color_info = colors.cyan,
		})

		-- Insert mid section. You can make any number of sections in neovim :)
		-- for lualine it's any number greater then 2
		ins_left({
			function()
				return "%="
			end,
		})

		ins_left({
			"filename",
			file_status = true,
			path = 1,
			condition = conditions.buffer_not_empty,
			color = { fg = colors.magenta, gui = "bold" },
		})

		-- Add components to right sections
		ins_right({
			"o:encoding", -- option component same as &encoding in viml
			upper = true, -- I'm not sure why it's upper case either ;)
			condition = conditions.hide_in_width,
			color = { fg = colors.green, gui = "bold" },
		})

		ins_right({
			"fileformat",
			upper = true,
			icons_enabled = false, -- I think icons are cool but Eviline doesn't have them. sigh
			color = { fg = colors.green, gui = "bold" },
		})

		ins_right({
			"branch",
			icon = "",
			condition = conditions.check_git_workspace,
			color = { fg = colors.violet, gui = "bold" },
		})

		ins_right({
			"diff",
			-- Is it me or the symbol for modified us really weird
			symbols = { added = " ", modified = "柳 ", removed = " " },
			color_added = colors.green,
			color_modified = colors.orange,
			color_removed = colors.red,
			condition = conditions.hide_in_width,
		})

		ins_right({ "location" })

		ins_right({ "progress", color = { fg = colors.fg, gui = "bold" } })

		require("lualine").setup(config)
	end,
}