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

local status_ok, lualine = pcall(require, 'lualine')
if not status_ok then
  return
end

local colors = require('tokyonight.colors').setup({ transform = true })
local icons = require('config.iconlist')

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,
}

local config = {
  options = {
    component_separators = '',
    section_separators = '',
    theme = {
      normal = { c = { fg = colors.fg, bg = colors.bg } },
      inactive = { c = { fg = colors.fg, bg = colors.bg } },
    },
    disabled_filetypes = {
      statusline = { 'alpha' }
    },
    ignore_focus = { 'toggleterm', 'NvimTree' },
    globalstatus = true,
  },
  sections = {
    lualine_a = {},
    lualine_b = {},
    lualine_y = {},
    lualine_z = {},
    lualine_c = {},
    lualine_x = {},
  },
  inactive_sections = {
    lualine_a = {},
    lualine_b = {},
    lualine_y = {},
    lualine_z = {},
    lualine_c = {},
    lualine_x = {},
  }
}

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

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

local function mode_color()
  local color = {
    n = colors.red,
    i = colors.green,
    v = colors.magenta,
    [''] = colors.magenta,
    V = colors.magenta,
    c = colors.blue,
    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,
  }
  return { fg = color[vim.fn.mode()] }
end

ins_left {
  function()
    return '▊'
  end,
  color = function()
    return mode_color()
  end,
  padding = { right = 1 },
}

ins_left {
  function()
    local msg = 'No Active Lsp'
    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
      end
    end
    return msg
  end,
  icon = ' LSP:',
  color = { fg = colors.white },
}

ins_left {
  'diagnostics',
  sources = { 'nvim_diagnostic' },
  symbols = { error = icons.diagnostics.BoldError .. ' ', warn = icons.diagnostics.BoldWarning .. ' ',
    info = icons.diagnostics.BoldInformation },
  diagnostics_color = {
    color_error = { fg = colors.red },
    color_warn = { fg = colors.yellow },
    color_info = { fg = colors.cyan },
  },
}

ins_left {
  function()
    return '%='
  end,
}

ins_left {
  'filename',
  color = { fg = colors.magenta, gui = 'bold' },
}

ins_left {
  function()
    local current_line = vim.fn.line "."
    local total_lines = vim.fn.line "$"
    local chars = icons.progress
    local line_ratio = current_line / total_lines
    local index = math.ceil(line_ratio * #chars)
    return chars[index]
  end,
  color = { fg = colors.yellow }
}

ins_left {
  '%04l:%04c',
}

ins_right {
  'o:encoding',
  fmt = string.upper,
  cond = conditions.hide_in_width,
  color = { fg = colors.green, gui = 'bold' },
}

ins_right {
  'fileformat',
  fmt = string.upper,
  icons_enabled = false,
  color = { fg = colors.green, gui = 'bold' },
}

ins_right {
  'branch',
  icon = icons.git.Branch,
  color = { fg = colors.violet, gui = 'bold' },
}

ins_right {
  'diff',
  symbols = { added = ' ', modified = '柳', removed = ' ' },
  diff_color = {
    added = { fg = colors.green },
    modified = { fg = colors.orange },
    removed = { fg = colors.red },
  },
  cond = conditions.hide_in_width,
}

ins_right {
  function()
    return '▊'
  end,
  color = function()
    return mode_color()
  end,
  padding = { left = 1 },
}

lualine.setup(config)