local lualine = require 'lualine'

local config = {
    options = {
        icons_enabled = true,
        theme = 'onedark',
        component_separators = { left = '', right = '' },
        section_separators = { left = '', right = '' },
        disabled_filetypes = { 'startify', 'terminal', 'netrw', 'NvimTree', 'packer' },
        globalstatus = true,
    },
    sections = {
        lualine_a = { 'mode' },
        lualine_b = { 'branch' },
        lualine_c = { 'filename', 'diagnostics' },
        lualine_x = { 'encoding', 'filetype' },
        lualine_y = { 'progress' },
        lualine_z = { 'location' },
    },
    inactive_sections = {
        lualine_a = {},
        lualine_b = {},
        lualine_c = { 'filename' },
        lualine_x = { 'location' },
        lualine_y = {},
        lualine_z = {},
    },
    tabline = {},
    extensions = {},
}

-- local function ins_left(component)
--     table.insert(config.sections.lualine_c, component)
-- end

local function ins_right(component)

    table.insert(config.sections.lualine_x, 1, component)
end

ins_right {
    -- Lsp server name .
    function()
        local msg = ''
        local buf_ft = vim.api.nvim_buf_get_option(0, 'filetype')
        local clients = vim.lsp.get_active_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
                return ' '
            end
        end
        return msg
    end,
    -- icon = ' ',
}

lualine.setup(config)