local M = {}
M.config = function()
  O.plugin["terminal"] = {
    -- size can be a number or function which is passed the current terminal
    size = 5,
    -- open_mapping = [[<c-\>]],
    open_mapping = [[<c-t>]],
    hide_numbers = true, -- hide the number column in toggleterm buffers
    shade_filetypes = {},
    shade_terminals = true,
    shading_factor = 2, -- the degree by which to darken to terminal colour, default: 1 for dark backgrounds, 3 for light
    start_in_insert = true,
    insert_mappings = true, -- whether or not the open mapping applies in insert mode
    persist_size = true,
    -- direction = 'vertical' | 'horizontal' | 'window' | 'float',
    direction = "float",
    close_on_exit = true, -- close the terminal window when the process exits
    shell = vim.o.shell, -- change the default shell
    -- This field is only relevant if direction is set to 'float'
    float_opts = {
      -- The border key is *almost* the same as 'nvim_win_open'
      -- see :h nvim_win_open for details on borders however
      -- the 'curved' border is a custom border type
      -- not natively supported but implemented in this plugin.
      -- border = 'single' | 'double' | 'shadow' | 'curved' | ... other options supported by win open
      border = "curved",
      -- width = <value>,
      -- height = <value>,
      winblend = 3,
      highlights = {
        border = "Normal",
        background = "Normal",
      },
    },
  }
end

M.setup = function()
  local status_ok, terminal = pcall(require, "toggleterm")
  if not status_ok then
    print(terminal)
    return
  end
  vim.api.nvim_set_keymap(
    "n",
    "<leader>gg",
    "<cmd>lua require('core.terminal')._lazygit_toggle()<CR>",
    { noremap = true, silent = true }
  )
  O.plugin.which_key.mappings["gg"] = "LazyGit"
  terminal.setup(O.plugin.terminal)
end

local function is_installed(exe)
  return vim.fn.executable(exe) == 1
end

M._lazygit_toggle = function()
  if is_installed "lazygit" ~= true then
    print "Please install lazygit. Check documentation for more information"
    return
  end
  local Terminal = require("toggleterm.terminal").Terminal
  local lazygit = Terminal:new { cmd = "lazygit", hidden = true }
  lazygit:toggle()
end

return M