local lualine = require 'lualine'

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

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

ins_right {
    -- LSP Indicator
    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 ' '
            end
        end
        return msg
    end,
}

lualine.setup(config)